{
 "instance": {
  "mvbf-20201231.htm": {
   "axisCustom": 4,
   "axisStandard": 43,
   "contextCount": 738,
   "dts": {
    "calculationLink": {
     "local": [
      "mvbf-20201231_cal.xml"
     ]
    },
    "definitionLink": {
     "local": [
      "mvbf-20201231_def.xml"
     ],
     "remote": [
      "http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-eedm-def-2020-01-31.xml",
      "http://xbrl.fasb.org/srt/2020/elts/srt-eedm1-def-2020-01-31.xml"
     ]
    },
    "inline": {
     "local": [
      "mvbf-20201231.htm"
     ]
    },
    "labelLink": {
     "local": [
      "mvbf-20201231_lab.xml"
     ],
     "remote": [
      "http://xbrl.fasb.org/srt/2020/elts/srt-doc-2020-01-31.xml",
      "http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-doc-2020-01-31.xml",
      "https://xbrl.sec.gov/dei/2020/dei-doc-2020-01-31.xml"
     ]
    },
    "presentationLink": {
     "local": [
      "mvbf-20201231_pre.xml"
     ]
    },
    "referenceLink": {
     "remote": [
      "http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-ref-2020-01-31.xml",
      "https://xbrl.sec.gov/dei/2020/dei-ref-2020-01-31.xml",
      "http://xbrl.fasb.org/srt/2020/elts/srt-ref-2020-01-31.xml"
     ]
    },
    "schema": {
     "local": [
      "mvbf-20201231.xsd"
     ],
     "remote": [
      "http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd",
      "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xl-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xlink-2003-12-31.xsd",
      "http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd",
      "http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd",
      "http://www.xbrl.org/2005/xbrldt-2005.xsd",
      "http://www.xbrl.org/2006/ref-2006-02-27.xsd",
      "http://xbrl.fasb.org/srt/2020/elts/srt-types-2020-01-31.xsd",
      "http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd",
      "http://xbrl.fasb.org/us-gaap/2020/elts/us-roles-2020-01-31.xsd",
      "http://xbrl.fasb.org/srt/2020/elts/srt-roles-2020-01-31.xsd",
      "https://xbrl.sec.gov/country/2020/country-2020-01-31.xsd",
      "http://xbrl.fasb.org/us-gaap/2020/elts/us-types-2020-01-31.xsd",
      "https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd",
      "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/net-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/deprecated-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd",
      "http://xbrl.fasb.org/us-gaap/2020/elts/us-parts-codification-2020-01-31.xsd"
     ]
    }
   },
   "elementCount": 1182,
   "entityCount": 1,
   "hidden": {
    "http://fasb.org/us-gaap/2020-01-31": 7,
    "http://mvbbanking.com/20201231": 2,
    "http://xbrl.sec.gov/dei/2020-01-31": 4,
    "total": 13
   },
   "keyCustom": 132,
   "keyStandard": 705,
   "memberCustom": 53,
   "memberStandard": 83,
   "nsprefix": "mvbf",
   "nsuri": "http://mvbbanking.com/20201231",
   "report": {
    "R1": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "document",
     "isDefault": "true",
     "longName": "000010001 - Document - Cover",
     "role": "http://mvbbanking.com/role/Cover",
     "shortName": "Cover",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R10": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210071002 - Disclosure - INVESTMENT SECURITIES",
     "role": "http://mvbbanking.com/role/INVESTMENTSECURITIES",
     "shortName": "INVESTMENT SECURITIES",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R100": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i36e6b1a4238f464592d832b74be5590f_D20201201-20201231",
      "decimals": "2",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:TreasuryStockSharesAcquired",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240724046 - Disclosure - STOCK OFFERINGS (Details)",
     "role": "http://mvbbanking.com/role/STOCKOFFERINGSDetails",
     "shortName": "STOCK OFFERINGS (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i36e6b1a4238f464592d832b74be5590f_D20201201-20201231",
      "decimals": "2",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:TreasuryStockSharesAcquired",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     }
    },
    "R101": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240754047 - Disclosure - STOCK OPTIONS AND OTHER EQUITY AWARDS - Narrative (Details)",
     "role": "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails",
     "shortName": "STOCK OPTIONS AND OTHER EQUITY AWARDS - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     }
    },
    "R102": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AllocatedShareBasedCompensationExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240764048 - Disclosure - STOCK OPTIONS AND OTHER EQUITY AWARDS - Summary of Stock-Based Compensation Expense (Details)",
     "role": "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofStockBasedCompensationExpenseDetails",
     "shortName": "STOCK OPTIONS AND OTHER EQUITY AWARDS - Summary of Stock-Based Compensation Expense (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AllocatedShareBasedCompensationExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R103": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i2dcca5f24cfb40129ae2987e07eb8394_I20191231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber",
      "reportCount": 1,
      "unitRef": "shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240774049 - Disclosure - STOCK OPTIONS AND OTHER EQUITY AWARDS - Stock Option Activity (Details)",
     "role": "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails",
     "shortName": "STOCK OPTIONS AND OTHER EQUITY AWARDS - Stock Option Activity (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "INF",
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     }
    },
    "R104": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i72d1ef82324846bba93353f8533bb7c7_D20200101-20201231",
      "decimals": "4",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240784050 - Disclosure - STOCK OPTIONS AND OTHER EQUITY AWARDS - Stock Option Valuation Assumptions (Details)",
     "role": "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionValuationAssumptionsDetails",
     "shortName": "STOCK OPTIONS AND OTHER EQUITY AWARDS - Stock Option Valuation Assumptions (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i72d1ef82324846bba93353f8533bb7c7_D20200101-20201231",
      "decimals": "4",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     }
    },
    "R105": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber",
      "reportCount": 1,
      "unitRef": "shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240794051 - Disclosure - STOCK OPTIONS AND OTHER EQUITY AWARDS - Outstanding and Exercisable (Details)",
     "role": "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails",
     "shortName": "STOCK OPTIONS AND OTHER EQUITY AWARDS - Outstanding and Exercisable (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ib8b6d0a9e3fc4822b79a8755b9e98fd9_I20201231",
      "decimals": "0",
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R106": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "iad1882bc96824970a57e12f9a80850a1_I20191231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
      "reportCount": 1,
      "unitRef": "shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240804052 - Disclosure - STOCK OPTIONS AND OTHER EQUITY AWARDS - Summary of RSUs (Details)",
     "role": "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails",
     "shortName": "STOCK OPTIONS AND OTHER EQUITY AWARDS - Summary of RSUs (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i90811df1761842b3ae95fa5154253c9d_D20200101-20201231",
      "decimals": "INF",
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     }
    },
    "R107": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i68015e7353de4206b7e53afda06ed006_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Capital",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240834053 - Disclosure - REGULATORY CAPITAL REQUIREMENTS (Details)",
     "role": "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails",
     "shortName": "REGULATORY CAPITAL REQUIREMENTS (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i68015e7353de4206b7e53afda06ed006_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Capital",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R108": {
     "firstAnchor": null,
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240854054 - Disclosure - REGULATORY RESTRICTION ON DIVIDEND (Details)",
     "role": "http://mvbbanking.com/role/REGULATORYRESTRICTIONONDIVIDENDDetails",
     "shortName": "REGULATORY RESTRICTION ON DIVIDEND (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R109": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CertificatesOfDepositAtCarryingValue",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240884055 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS (Details)",
     "role": "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
     "shortName": "FAIR VALUE OF FINANCIAL INSTRUMENTS (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
       "us-gaap:FinancialInstrumentsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ida6f12a94737481b9c79accd8da232f0_I20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R11": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210141003 - Disclosure - LOANS AND ALLOWANCE FOR LOAN LOSSES",
     "role": "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSES",
     "shortName": "LOANS AND ALLOWANCE FOR LOAN LOSSES",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R110": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock",
       "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AvailableForSaleSecuritiesDebtSecurities",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240914056 - Disclosure - FAIR VALUE MEASUREMENTS - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details)",
     "role": "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
     "shortName": "FAIR VALUE MEASUREMENTS - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i9eecd84c89834165a4999c8ece211715_I20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:EquitySecuritiesFvNi",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R111": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i7dae6f10a55b404699f7a18cf80b89b5_I20191231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240924057 - Disclosure - FAIR VALUE MEASUREMENTS - Recurring Level III Assets (Details)",
     "role": "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails",
     "shortName": "FAIR VALUE MEASUREMENTS - Recurring Level III Assets (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "idb6b541ca5ae45d7b08df4e0c6253074_D20200101-20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R112": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i2ba03464c0f748109f91615d0c856ee8_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AssetsFairValueDisclosure",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240934058 - Disclosure - FAIR VALUE MEASUREMENTS - Assets Measured at Fair Value on Nonrecurring Basis (Details)",
     "role": "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
     "shortName": "FAIR VALUE MEASUREMENTS - Assets Measured at Fair Value on Nonrecurring Basis (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i64bbab5feea54ccb98623542e39deae7_I20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:AssetsFairValueDisclosure",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R113": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FairValueAssetsMeasuredOnNonrecurringBasisTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i8e3065a302fc4ee5a8210645c2b7dd5c_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AssetsFairValueDisclosure",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240944059 - Disclosure - FAIR VALUE MEASUREMENTS - Quantitative Information About Level III Significant Unobservable Inputs (Details)",
     "role": "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
     "shortName": "FAIR VALUE MEASUREMENTS - Quantitative Information About Level III Significant Unobservable Inputs (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FairValueAssetsMeasuredOnNonrecurringBasisTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i8e3065a302fc4ee5a8210645c2b7dd5c_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AssetsFairValueDisclosure",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R114": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtSecuritiesAvailableForSaleRealizedGainLossExcludingOtherThanTemporaryImpairment",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240974060 - Disclosure - COMPREHENSIVE INCOME - Reclassifications (Details)",
     "role": "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails",
     "shortName": "COMPREHENSIVE INCOME - Reclassifications (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock",
       "us-gaap:ComprehensiveIncomeNoteTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i41ff4b37eff444fb94b30b8b07f2cea5_D20200101-20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:NetIncomeLoss",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R115": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i2dcca5f24cfb40129ae2987e07eb8394_I20191231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:StockholdersEquity",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240984061 - Disclosure - COMPREHENSIVE INCOME - Components of AOCI (Details)",
     "role": "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails",
     "shortName": "COMPREHENSIVE INCOME - Components of AOCI (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
       "div",
       "us-gaap:ComprehensiveIncomeNoteTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R116": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EquityMethodInvestments",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "241014062 - Disclosure - CONDENSED FINANCIAL STATEMENTS OF PARENT COMPANY - Balance Sheet (Details)",
     "role": "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails",
     "shortName": "CONDENSED FINANCIAL STATEMENTS OF PARENT COMPANY - Balance Sheet (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "srt:ScheduleOfCondensedBalanceSheetTableTextBlock",
       "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ifd5d12b1af974adfb27144ee6076de6c_I20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:Cash",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R117": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxExpenseBenefit",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "241024063 - Disclosure - CONDENSED FINANCIAL STATEMENTS OF PARENT COMPANY - Income Statement (Details)",
     "role": "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails",
     "shortName": "CONDENSED FINANCIAL STATEMENTS OF PARENT COMPANY - Income Statement (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "srt:ScheduleOfCondensedIncomeStatementTableTextBlock",
       "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i066b3de15ef749579755eb221c5e51a6_D20200101-20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:InvestmentIncomeDividend",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R118": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfQuarterlyFinancialInformationTableTextBlock",
       "us-gaap:QuarterlyFinancialInformationTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i72b2e43de7804c24b334b6922525e49d_D20201001-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NetIncomeLoss",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "241034064 - Disclosure - CONDENSED FINANCIAL STATEMENTS OF PARENT COMPANY - Cash Flow (Details)",
     "role": "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
     "shortName": "CONDENSED FINANCIAL STATEMENTS OF PARENT COMPANY - Cash Flow (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "srt:ScheduleOfCondensedCashFlowStatementTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i066b3de15ef749579755eb221c5e51a6_D20200101-20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensation",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R119": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NumberOfReportableSegments",
      "reportCount": 1,
      "unitRef": "segment",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "241064065 - Disclosure - SEGMENT REPORTING - Reportable Segments and Reconciliation (Details)",
     "role": "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails",
     "shortName": "SEGMENT REPORTING - Reportable Segments and Reconciliation (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "mvbf:NoninterestIncomeExcludingIncomeOnLoansHeldForSaleAndInsuranceIncome",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R12": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210281004 - Disclosure - PREMISES AND EQUIPMENT",
     "role": "http://mvbbanking.com/role/PREMISESANDEQUIPMENT",
     "shortName": "PREMISES AND EQUIPMENT",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R120": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfQuarterlyFinancialInformationTableTextBlock",
       "us-gaap:QuarterlyFinancialInformationTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i72b2e43de7804c24b334b6922525e49d_D20201001-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InterestAndDividendIncomeOperating",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "241094066 - Disclosure - QUARTERLY FINANCIAL DATA (UNAUDITED) (Details)",
     "role": "http://mvbbanking.com/role/QUARTERLYFINANCIALDATAUNAUDITEDDetails",
     "shortName": "QUARTERLY FINANCIAL DATA (UNAUDITED) (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfQuarterlyFinancialInformationTableTextBlock",
       "us-gaap:QuarterlyFinancialInformationTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i72b2e43de7804c24b334b6922525e49d_D20201001-20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:IncomeLossIncludingPortionAttributableToNoncontrollingInterest",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R121": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Assets",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "241124067 - Disclosure - ACQUISITIONS AND DIVESTITURES - Narrative (Details)",
     "role": "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
     "shortName": "ACQUISITIONS AND DIVESTITURES - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ib0009decca3c4486a888cff876c21cd8_D20200301-20200331",
      "decimals": "-5",
      "lang": "en-US",
      "name": "mvbf:BusinessCombinationNetAssetDiscount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R122": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i4463bb5ac4e84dcf9c1c441a4395345d_I20200430",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "241134068 - Disclosure - ACQUISITIONS AND DIVESTITURES - Acquired Assets and Assumed Liabilities (Details)",
     "role": "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
     "shortName": "ACQUISITIONS AND DIVESTITURES - Acquired Assets and Assumed Liabilities (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i4463bb5ac4e84dcf9c1c441a4395345d_I20200430",
      "decimals": "-3",
      "lang": "en-US",
      "name": "mvbf:BusinessCombinationRecognizedIdentifiableAssetAcquiredAndLiabilityAssumedTransactionAccountDeposits",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R123": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ia8db0dfee9f9483a893df7cd22f47c8f_D20200401-20200430",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BusinessCombinationBargainPurchaseGainRecognizedAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "241144069 - Disclosure - ACQUISITIONS AND DIVESTITURES - First State Acquisition (Details)",
     "role": "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails",
     "shortName": "ACQUISITIONS AND DIVESTITURES - First State Acquisition (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ia8db0dfee9f9483a893df7cd22f47c8f_D20200401-20200430",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BusinessCombinationBargainPurchaseGainRecognizedAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R124": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i615ed812d421471587ee8f0ffb8faece_I20200430",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisition",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "241154070 - Disclosure - ACQUISITIONS AND DIVESTITURES - Acquired Loans (Details)",
     "role": "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails",
     "shortName": "ACQUISITIONS AND DIVESTITURES - Acquired Loans (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i4463bb5ac4e84dcf9c1c441a4395345d_I20200430",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodContractuallyRequiredPaymentsReceivableAtAcquisition",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R125": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "idd4d3f68fd214a84acce449aa518347e_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "241164071 - Disclosure - ACQUISITIONS AND DIVESTITURES - Pro Forma Information (Details)",
     "role": "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESProFormaInformationDetails",
     "shortName": "ACQUISITIONS AND DIVESTITURES - Pro Forma Information (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "idd4d3f68fd214a84acce449aa518347e_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R126": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "241174072 - Disclosure - ACQUISITIONS AND DIVESTITURES - Assets and Liabilities of Branches Held for Sale (Details)",
     "role": "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAssetsandLiabilitiesofBranchesHeldforSaleDetails",
     "shortName": "ACQUISITIONS AND DIVESTITURES - Assets and Liabilities of Branches Held for Sale (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:DisclosureOfLongLivedAssetsHeldForSaleTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i587bb3aef8ee4831b438e987dde87a58_I20191231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R127": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PreferredStockParOrStatedValuePerShare",
      "reportCount": 1,
      "unitRef": "usdPerShare",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "241194073 - Disclosure - SUBSEQUENT EVENT (Details)",
     "role": "http://mvbbanking.com/role/SUBSEQUENTEVENTDetails",
     "shortName": "SUBSEQUENT EVENT (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:SubsequentEventsTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i6116949950844e2c89d176864dc8226a_I20210131",
      "decimals": "INF",
      "lang": "en-US",
      "name": "us-gaap:PreferredStockParOrStatedValuePerShare",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usdPerShare",
      "xsiNil": "false"
     }
    },
    "R13": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EquityMethodInvestmentsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210341005 - Disclosure - EQUITY METHOD INVESTMENT",
     "role": "http://mvbbanking.com/role/EQUITYMETHODINVESTMENT",
     "shortName": "EQUITY METHOD INVESTMENT",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EquityMethodInvestmentsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R14": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210371006 - Disclosure - DEPOSITS",
     "role": "http://mvbbanking.com/role/DEPOSITS",
     "shortName": "DEPOSITS",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R15": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210411007 - Disclosure - BORROWED FUNDS",
     "role": "http://mvbbanking.com/role/BORROWEDFUNDS",
     "shortName": "BORROWED FUNDS",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R16": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210471008 - Disclosure - COMMITMENTS AND CONTINGENT LIABILITIES",
     "role": "http://mvbbanking.com/role/COMMITMENTSANDCONTINGENTLIABILITIES",
     "shortName": "COMMITMENTS AND CONTINGENT LIABILITIES",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R17": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210501009 - Disclosure - INCOME TAXES",
     "role": "http://mvbbanking.com/role/INCOMETAXES",
     "shortName": "INCOME TAXES",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R18": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210561010 - Disclosure - RELATED PARTY TRANSACTIONS",
     "role": "http://mvbbanking.com/role/RELATEDPARTYTRANSACTIONS",
     "shortName": "RELATED PARTY TRANSACTIONS",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R19": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PensionAndOtherPostretirementBenefitsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210591011 - Disclosure - PENSION PLAN",
     "role": "http://mvbbanking.com/role/PENSIONPLAN",
     "shortName": "PENSION PLAN",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PensionAndOtherPostretirementBenefitsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R2": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CashAndDueFromBanks",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100010002 - Statement - Consolidated Balance Sheets",
     "role": "http://mvbbanking.com/role/ConsolidatedBalanceSheets",
     "shortName": "Consolidated Balance Sheets",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CashAndDueFromBanks",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R20": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:GoodwillAndIntangibleAssetsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210671012 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS",
     "role": "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETS",
     "shortName": "GOODWILL AND OTHER INTANGIBLE ASSETS",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:GoodwillAndIntangibleAssetsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R21": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210711013 - Disclosure - STOCK OFFERINGS",
     "role": "http://mvbbanking.com/role/STOCKOFFERINGS",
     "shortName": "STOCK OFFERINGS",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:StockholdersEquityNoteDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R22": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210731014 - Disclosure - STOCK OPTIONS AND OTHER EQUITY AWARDS",
     "role": "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDS",
     "shortName": "STOCK OPTIONS AND OTHER EQUITY AWARDS",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R23": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210811015 - Disclosure - REGULATORY CAPITAL REQUIREMENTS",
     "role": "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTS",
     "shortName": "REGULATORY CAPITAL REQUIREMENTS",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R24": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RestrictionsOnDividendsLoansAndAdvancesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210841016 - Disclosure - REGULATORY RESTRICTION ON DIVIDEND",
     "role": "http://mvbbanking.com/role/REGULATORYRESTRICTIONONDIVIDEND",
     "shortName": "REGULATORY RESTRICTION ON DIVIDEND",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RestrictionsOnDividendsLoansAndAdvancesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R25": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancialInstrumentsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210861017 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS",
     "role": "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTS",
     "shortName": "FAIR VALUE OF FINANCIAL INSTRUMENTS",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancialInstrumentsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R26": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210891018 - Disclosure - FAIR VALUE MEASUREMENTS",
     "role": "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTS",
     "shortName": "FAIR VALUE MEASUREMENTS",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R27": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ComprehensiveIncomeNoteTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210951019 - Disclosure - COMPREHENSIVE INCOME",
     "role": "http://mvbbanking.com/role/COMPREHENSIVEINCOME",
     "shortName": "COMPREHENSIVE INCOME",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ComprehensiveIncomeNoteTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R28": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210991020 - Disclosure - CONDENSED FINANCIAL STATEMENTS OF PARENT COMPANY",
     "role": "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANY",
     "shortName": "CONDENSED FINANCIAL STATEMENTS OF PARENT COMPANY",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R29": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SegmentReportingDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "211041021 - Disclosure - SEGMENT REPORTING",
     "role": "http://mvbbanking.com/role/SEGMENTREPORTING",
     "shortName": "SEGMENT REPORTING",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SegmentReportingDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R3": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PreferredStockParOrStatedValuePerShare",
      "reportCount": 1,
      "unitRef": "usdPerShare",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100020003 - Statement - Consolidated Balance Sheets (Parenthetical)",
     "role": "http://mvbbanking.com/role/ConsolidatedBalanceSheetsParenthetical",
     "shortName": "Consolidated Balance Sheets (Parenthetical)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "INF",
      "lang": "en-US",
      "name": "us-gaap:PreferredStockSharesAuthorized",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     }
    },
    "R30": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:QuarterlyFinancialInformationTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "211071022 - Disclosure - QUARTERLY FINANCIAL DATA (UNAUDITED)",
     "role": "http://mvbbanking.com/role/QUARTERLYFINANCIALDATAUNAUDITED",
     "shortName": "QUARTERLY FINANCIAL DATA (UNAUDITED)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:QuarterlyFinancialInformationTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R31": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:MergersAcquisitionsAndDispositionsDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "211101023 - Disclosure - ACQUISITIONS AND DIVESTITURES",
     "role": "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURES",
     "shortName": "ACQUISITIONS AND DIVESTITURES",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:MergersAcquisitionsAndDispositionsDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R32": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SubsequentEventsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "211181024 - Disclosure - SUBSEQUENT EVENT",
     "role": "http://mvbbanking.com/role/SUBSEQUENTEVENT",
     "shortName": "SUBSEQUENT EVENT",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SubsequentEventsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R33": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BasisOfAccountingPolicyPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "220022001 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)",
     "role": "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies",
     "shortName": "SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BasisOfAccountingPolicyPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R34": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230033001 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)",
     "role": "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESTables",
     "shortName": "SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R35": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230083002 - Disclosure - INVESTMENT SECURITIES (Tables)",
     "role": "http://mvbbanking.com/role/INVESTMENTSECURITIESTables",
     "shortName": "INVESTMENT SECURITIES (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R36": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230153003 - Disclosure - LOANS AND ALLOWANCE FOR LOAN LOSSES (Tables)",
     "role": "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTables",
     "shortName": "LOANS AND ALLOWANCE FOR LOAN LOSSES (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R37": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PropertyPlantAndEquipmentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230293004 - Disclosure - PREMISES AND EQUIPMENT (Tables)",
     "role": "http://mvbbanking.com/role/PREMISESANDEQUIPMENTTables",
     "shortName": "PREMISES AND EQUIPMENT (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PropertyPlantAndEquipmentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R38": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:EquityMethodInvestmentsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EquityMethodInvestmentsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230353005 - Disclosure - EQUITY METHOD INVESTMENT (Tables)",
     "role": "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTTables",
     "shortName": "EQUITY METHOD INVESTMENT (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:EquityMethodInvestmentsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EquityMethodInvestmentsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R39": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "mvbf:ScheduleOfDepositsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230383006 - Disclosure - DEPOSITS (Tables)",
     "role": "http://mvbbanking.com/role/DEPOSITSTables",
     "shortName": "DEPOSITS (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "mvbf:ScheduleOfDepositsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R4": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InterestAndFeeIncomeLoansAndLeases",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100030004 - Statement - Consolidated Statements of Income",
     "role": "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
     "shortName": "Consolidated Statements of Income",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InterestAndFeeIncomeLoansAndLeases",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R40": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:DebtDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfShortTermDebtTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230423007 - Disclosure - BORROWED FUNDS (Tables)",
     "role": "http://mvbbanking.com/role/BORROWEDFUNDSTables",
     "shortName": "BORROWED FUNDS (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:DebtDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfShortTermDebtTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R41": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230483008 - Disclosure - COMMITMENTS AND CONTINGENT LIABILITIES (Tables)",
     "role": "http://mvbbanking.com/role/COMMITMENTSANDCONTINGENTLIABILITIESTables",
     "shortName": "COMMITMENTS AND CONTINGENT LIABILITIES (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R42": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230513009 - Disclosure - INCOME TAXES (Tables)",
     "role": "http://mvbbanking.com/role/INCOMETAXESTables",
     "shortName": "INCOME TAXES (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R43": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfRelatedPartyTransactionsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230573010 - Disclosure - RELATED PARTY TRANSACTIONS (Tables)",
     "role": "http://mvbbanking.com/role/RELATEDPARTYTRANSACTIONSTables",
     "shortName": "RELATED PARTY TRANSACTIONS (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfRelatedPartyTransactionsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R44": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ChangesInProjectedBenefitObligationsFairValueOfPlanAssetsAndFundedStatusOfPlanTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230603011 - Disclosure - PENSION PLAN (Tables)",
     "role": "http://mvbbanking.com/role/PENSIONPLANTables",
     "shortName": "PENSION PLAN (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ChangesInProjectedBenefitObligationsFairValueOfPlanAssetsAndFundedStatusOfPlanTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R45": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:GoodwillAndIntangibleAssetsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfGoodwillTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230683012 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS (Tables)",
     "role": "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSTables",
     "shortName": "GOODWILL AND OTHER INTANGIBLE ASSETS (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:GoodwillAndIntangibleAssetsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfGoodwillTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R46": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230743013 - Disclosure - STOCK OPTIONS AND OTHER EQUITY AWARDS (Tables)",
     "role": "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSTables",
     "shortName": "STOCK OPTIONS AND OTHER EQUITY AWARDS (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R47": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230823014 - Disclosure - REGULATORY CAPITAL REQUIREMENTS (Tables)",
     "role": "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSTables",
     "shortName": "REGULATORY CAPITAL REQUIREMENTS (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R48": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:FinancialInstrumentsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230873015 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)",
     "role": "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSTables",
     "shortName": "FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:FinancialInstrumentsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R49": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230903016 - Disclosure - FAIR VALUE MEASUREMENTS (Tables)",
     "role": "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSTables",
     "shortName": "FAIR VALUE MEASUREMENTS (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R5": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NetIncomeLoss",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100040005 - Statement - Consolidated Statements of Comprehensive Income",
     "role": "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome",
     "shortName": "Consolidated Statements of Comprehensive Income",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R50": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:ComprehensiveIncomeNoteTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230963017 - Disclosure - COMPREHENSIVE INCOME (Tables)",
     "role": "http://mvbbanking.com/role/COMPREHENSIVEINCOMETables",
     "shortName": "COMPREHENSIVE INCOME (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:ComprehensiveIncomeNoteTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R51": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "srt:ScheduleOfCondensedBalanceSheetTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "231003018 - Disclosure - CONDENSED FINANCIAL STATEMENTS OF PARENT COMPANY (Tables)",
     "role": "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYTables",
     "shortName": "CONDENSED FINANCIAL STATEMENTS OF PARENT COMPANY (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "srt:ScheduleOfCondensedBalanceSheetTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R52": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "231053019 - Disclosure - SEGMENT REPORTING (Tables)",
     "role": "http://mvbbanking.com/role/SEGMENTREPORTINGTables",
     "shortName": "SEGMENT REPORTING (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R53": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:QuarterlyFinancialInformationTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfQuarterlyFinancialInformationTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "231083020 - Disclosure - QUARTERLY FINANCIAL DATA (UNAUDITED) (Tables)",
     "role": "http://mvbbanking.com/role/QUARTERLYFINANCIALDATAUNAUDITEDTables",
     "shortName": "QUARTERLY FINANCIAL DATA (UNAUDITED) (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:QuarterlyFinancialInformationTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfQuarterlyFinancialInformationTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R54": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "231113021 - Disclosure - ACQUISITIONS AND DIVESTITURES (Tables)",
     "role": "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESTables",
     "shortName": "ACQUISITIONS AND DIVESTITURES (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R55": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i5099941446f449c6a62216b160a29c12_I20200430",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "mvbf:BranchLocationsAcquiredNumber",
      "reportCount": 1,
      "unique": true,
      "unitRef": "numberofbank",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240044001 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Other Narrative (Details)",
     "role": "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails",
     "shortName": "SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Other Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i5099941446f449c6a62216b160a29c12_I20200430",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "mvbf:BranchLocationsAcquiredNumber",
      "reportCount": 1,
      "unique": true,
      "unitRef": "numberofbank",
      "xsiNil": "false"
     }
    },
    "R56": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:DerivativesPolicyTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i8acb55d33a2042e5800f0f1e016bf0c6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "mvbf:PeriodBetweenIssuanceOfLoanCommitmentAndClosingAndSaleOfLoan",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240054002 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Derivative Instruments (Details)",
     "role": "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails",
     "shortName": "SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Derivative Instruments (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:DerivativesPolicyTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i8acb55d33a2042e5800f0f1e016bf0c6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "mvbf:PeriodBetweenIssuanceOfLoanCommitmentAndClosingAndSaleOfLoan",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R57": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeLossFromContinuingOperations",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240064003 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Earnings Per Share (Details)",
     "role": "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails",
     "shortName": "SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Earnings Per Share (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:ConvertiblePreferredDividendsNetOfTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R58": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:HeldToMaturitySecuritiesFairValue",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240094004 - Disclosure - INVESTMENT SECURITIES - Held-to-maturity (Details)",
     "role": "http://mvbbanking.com/role/INVESTMENTSECURITIESHeldtomaturityDetails",
     "shortName": "INVESTMENT SECURITIES - Held-to-maturity (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R59": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock",
       "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240104005 - Disclosure - INVESTMENT SECURITIES - Available-for-sale (Details)",
     "role": "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails",
     "shortName": "INVESTMENT SECURITIES - Available-for-sale (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock",
       "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R6": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ied01253ee86747f1ad7df2e62c0743d0_I20171231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SharesOutstanding",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100050006 - Statement - Consolidated Statements of Changes in Stockholders' Equity",
     "role": "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity",
     "shortName": "Consolidated Statements of Changes in Stockholders' Equity",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ied01253ee86747f1ad7df2e62c0743d0_I20171231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SharesOutstanding",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     }
    },
    "R60": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock",
       "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240114006 - Disclosure - INVESTMENT SECURITIES - Summary of Maturities (Details)",
     "role": "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails",
     "shortName": "INVESTMENT SECURITIES - Summary of Maturities (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i646a76e5c4f246e68ae0cdbc37a90392_I20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R61": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240124007 - Disclosure - INVESTMENT SECURITIES - Summary of Unrealized Loss Positions (Details)",
     "role": "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails",
     "shortName": "INVESTMENT SECURITIES - Summary of Unrealized Loss Positions (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R62": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:RealizedGainLossOnInvestmentsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240134008 - Disclosure - INVESTMENT SECURITIES - Gains (losses) on sales of investments (Details)",
     "role": "http://mvbbanking.com/role/INVESTMENTSECURITIESGainslossesonsalesofinvestmentsDetails",
     "shortName": "INVESTMENT SECURITIES - Gains (losses) on sales of investments (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:RealizedGainLossOnInvestmentsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:DebtSecuritiesAvailableForSaleRealizedGain",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R63": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ProceedsFromSaleOfLoansHeldForSale",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240164009 - Disclosure - LOANS AND ALLOWANCE FOR LOAN LOSSES - Loan Summary (Details)",
     "role": "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails",
     "shortName": "LOANS AND ALLOWANCE FOR LOAN LOSSES - Loan Summary (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableUnamortizedLoanCommitmentOriginationFeeAndPremiumDiscount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R64": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "mvbf:ScheduleOfLoansEvaluatedForImpairmentTableTextBlock",
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableIndividuallyEvaluatedForImpairment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240174010 - Disclosure - LOANS AND ALLOWANCE FOR LOAN LOSSES - Primary Segments (Details)",
     "role": "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails",
     "shortName": "LOANS AND ALLOWANCE FOR LOAN LOSSES - Primary Segments (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "mvbf:ScheduleOfLoansEvaluatedForImpairmentTableTextBlock",
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableIndividuallyEvaluatedForImpairment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R65": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "mvbf:NumberOfImpairedLoansPrimarilyResponsibleForIncrease",
      "reportCount": 1,
      "unique": true,
      "unitRef": "numberofbank",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240184011 - Disclosure - LOANS AND ALLOWANCE FOR LOAN LOSSES - Narrative (Details)",
     "role": "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails",
     "shortName": "LOANS AND ALLOWANCE FOR LOAN LOSSES - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "mvbf:NumberOfImpairedLoansPrimarilyResponsibleForIncrease",
      "reportCount": 1,
      "unique": true,
      "unitRef": "numberofbank",
      "xsiNil": "false"
     }
    },
    "R66": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ImpairedFinancingReceivablesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240194012 - Disclosure - LOANS AND ALLOWANCE FOR LOAN LOSSES - Impaired Loans (Details)",
     "role": "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails",
     "shortName": "LOANS AND ALLOWANCE FOR LOAN LOSSES - Impaired Loans (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ImpairedFinancingReceivablesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R67": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:PastDueFinancingReceivablesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "mvbf:FinancingReceivableBeforeAllowanceForCreditLossAndFeeExcludingPurchasedCreditDeterioratedLoansAcquired",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240204013 - Disclosure - LOANS AND ALLOWANCE FOR LOAN LOSSES - Internal Risk Rating Summary (Details)",
     "role": "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
     "shortName": "LOANS AND ALLOWANCE FOR LOAN LOSSES - Internal Risk Rating Summary (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FinancingReceivableCreditQualityIndicatorsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ib521af4326e34ef7ae0ef61d7d4a24a7_I20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "mvbf:FinancingReceivableBeforeAllowanceForCreditLossAndFeeExcludingPurchasedCreditDeterioratedLoansAcquired",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R68": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:PastDueFinancingReceivablesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableRecordedInvestmentCurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240214014 - Disclosure - LOANS AND ALLOWANCE FOR LOAN LOSSES - Aging (Details)",
     "role": "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
     "shortName": "LOANS AND ALLOWANCE FOR LOAN LOSSES - Aging (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:PastDueFinancingReceivablesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableRecordedInvestmentCurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R69": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i2dcca5f24cfb40129ae2987e07eb8394_I20191231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "mvbf:FinancingReceivableAllowanceForCreditLossExcludingPurchasedCreditDeterioratedLoansAcquiredDuringPeriod",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240224015 - Disclosure - LOANS AND ALLOWANCE FOR LOAN LOSSES - Allowance (Details)",
     "role": "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails",
     "shortName": "LOANS AND ALLOWANCE FOR LOAN LOSSES - Allowance (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ia809b39a6bd54593a38a2447ee27a182_I20171231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "mvbf:FinancingReceivableAllowanceForCreditLossExcludingPurchasedCreditDeterioratedLoansAcquiredDuringPeriod",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R7": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommonStockDividendsPerShareCashPaid",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usdPerShare",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100060007 - Statement - Consolidated Statements of Changes in Stockholders' Equity (Parenthetical)",
     "role": "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquityParenthetical",
     "shortName": "Consolidated Statements of Changes in Stockholders' Equity (Parenthetical)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommonStockDividendsPerShareCashPaid",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usdPerShare",
      "xsiNil": "false"
     }
    },
    "R70": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "mvbf:SpecificReserveAllocationsForTroubledDebtRestructurings",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240234016 - Disclosure - LOANS AND ALLOWANCE FOR LOAN LOSSES - Troubled Debt Restructurings (Details)",
     "role": "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails",
     "shortName": "LOANS AND ALLOWANCE FOR LOAN LOSSES - Troubled Debt Restructurings (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "mvbf:SpecificReserveAllocationsForTroubledDebtRestructurings",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R71": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ia4a5e00e824b4ee1a5c627a765aa67c0_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240244017 - Disclosure - LOANS AND ALLOWANCE FOR LOAN LOSSES - Carrying Amount of PCI Loans (Details)",
     "role": "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESCarryingAmountofPCILoansDetails",
     "shortName": "LOANS AND ALLOWANCE FOR LOAN LOSSES - Carrying Amount of PCI Loans (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ia4a5e00e824b4ee1a5c627a765aa67c0_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R72": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "mvbf:FinancingReceivableAccretiableYieldTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i914c8eaf39b04d18b21c19073bcab1ec_I20191231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240254018 - Disclosure - LOANS AND ALLOWANCE FOR LOAN LOSSES - Accretiable Yield (Details)",
     "role": "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAccretiableYieldDetails",
     "shortName": "LOANS AND ALLOWANCE FOR LOAN LOSSES - Accretiable Yield (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "mvbf:FinancingReceivableAccretiableYieldTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i914c8eaf39b04d18b21c19073bcab1ec_I20191231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R73": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ia4a5e00e824b4ee1a5c627a765aa67c0_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisition",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240264019 - Disclosure - LOANS AND ALLOWANCE FOR LOAN LOSSES - Contractually Required Payments (Details)",
     "role": "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESContractuallyRequiredPaymentsDetails",
     "shortName": "LOANS AND ALLOWANCE FOR LOAN LOSSES - Contractually Required Payments (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ia4a5e00e824b4ee1a5c627a765aa67c0_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisition",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R74": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableBeforeAllowanceForCreditLossAndFee",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240274020 - Disclosure - LOANS AND ALLOWANCE FOR LOAN LOSSES - PPP Loans and CARES Act Deferrals (Details)",
     "role": "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPPPLoansandCARESActDeferralsDetails",
     "shortName": "LOANS AND ALLOWANCE FOR LOAN LOSSES - PPP Loans and CARES Act Deferrals (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ic47c550d6abb47238563bd040d028ca2_I20201231",
      "decimals": "-5",
      "lang": "en-US",
      "name": "mvbf:FinancingReceivableLoansApprovedForModification",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R75": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:PropertyPlantAndEquipmentTextBlock",
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240304021 - Disclosure - PREMISES AND EQUIPMENT - Premises and Equipment (Details)",
     "role": "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails",
     "shortName": "PREMISES AND EQUIPMENT - Premises and Equipment (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:PropertyPlantAndEquipmentTextBlock",
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R76": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Depreciation",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240314022 - Disclosure - PREMISES AND EQUIPMENT - Lease Narrative (Details)",
     "role": "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseNarrativeDetails",
     "shortName": "PREMISES AND EQUIPMENT - Lease Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Depreciation",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R77": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:LeaseCostTableTextBlock",
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinanceLeaseRightOfUseAssetAmortization",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240324023 - Disclosure - PREMISES AND EQUIPMENT - Lease Costs (Details)",
     "role": "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseCostsDetails",
     "shortName": "PREMISES AND EQUIPMENT - Lease Costs (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:LeaseCostTableTextBlock",
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinanceLeaseRightOfUseAssetAmortization",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R78": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FinanceLeaseLiabilityMaturityTableTextBlock",
       "us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240334024 - Disclosure - PREMISES AND EQUIPMENT - Summary of Lease Liability (Details)",
     "role": "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails",
     "shortName": "PREMISES AND EQUIPMENT - Summary of Lease Liability (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FinanceLeaseLiabilityMaturityTableTextBlock",
       "us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R79": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240364025 - Disclosure - EQUITY METHOD INVESTMENT (Details)",
     "role": "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails",
     "shortName": "EQUITY METHOD INVESTMENT (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:EquityMethodInvestmentsTextBlock",
       "us-gaap:EquityMethodInvestmentsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i7b7b55cd6f3b4567bea677f14a853b03_D20200101-20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R8": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NetIncomeLoss",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100070008 - Statement - Consolidated Statements of Cash Flows",
     "role": "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows",
     "shortName": "Consolidated Statements of Cash Flows",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "mvbf:AmortizationAndAccretionOfInvestments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R80": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "mvbf:ScheduleOfDepositsTableTextBlock",
       "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NoninterestBearingDomesticDepositDemand",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240394026 - Disclosure - DEPOSITS - Schedule of Deposits (Details)",
     "role": "http://mvbbanking.com/role/DEPOSITSScheduleofDepositsDetails",
     "shortName": "DEPOSITS - Schedule of Deposits (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "mvbf:ScheduleOfDepositsTableTextBlock",
       "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NoninterestBearingDomesticDepositDemand",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R81": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "mvbf:ScheduleOfTimeDepositContractualMaturitiesTableTextBlock",
       "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:TimeDepositMaturitiesYearOne",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240404027 - Disclosure - DEPOSITS - Maturities (Details)",
     "role": "http://mvbbanking.com/role/DEPOSITSMaturitiesDetails",
     "shortName": "DEPOSITS - Maturities (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "mvbf:ScheduleOfTimeDepositContractualMaturitiesTableTextBlock",
       "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:TimeDepositMaturitiesYearOne",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R82": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "mvbf:FederalHomeLoanBankAndOtherBorrowings",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240434028 - Disclosure - BORROWED FUNDS - Short-term Borrowings (Details)",
     "role": "http://mvbbanking.com/role/BORROWEDFUNDSShorttermBorrowingsDetails",
     "shortName": "BORROWED FUNDS - Short-term Borrowings (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:DebtDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R83": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:DebtDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FederalHomeLoanBankAdvancesLongTerm",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240444029 - Disclosure - BORROWED FUNDS - Long-term Borrowings (Details)",
     "role": "http://mvbbanking.com/role/BORROWEDFUNDSLongtermBorrowingsDetails",
     "shortName": "BORROWED FUNDS - Long-term Borrowings (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:DebtDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FederalHomeLoanBankAdvancesLongTerm",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R84": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i2ca31fa28e1643e0b6cb2cb801219238_I20201231",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SecuritiesHeldAsCollateralAtFairValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240454030 - Disclosure - BORROWED FUNDS - Repurchase Agreements (Details)",
     "role": "http://mvbbanking.com/role/BORROWEDFUNDSRepurchaseAgreementsDetails",
     "shortName": "BORROWED FUNDS - Repurchase Agreements (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i2ca31fa28e1643e0b6cb2cb801219238_I20201231",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SecuritiesHeldAsCollateralAtFairValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R85": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SubordinatedDebt",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240464031 - Disclosure - BORROWED FUNDS - Subordinated Debt (Details)",
     "role": "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails",
     "shortName": "BORROWED FUNDS - Subordinated Debt (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i341275bd83b643ca8a43272f36031510_D20190101-20191231",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:RepaymentsOfSubordinatedDebt",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R86": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock",
       "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueDisclosureOffbalanceSheetRisksFaceAmountLiability",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240494032 - Disclosure - COMMITMENTS AND CONTINGENT LIABILITIES (Details)",
     "role": "http://mvbbanking.com/role/COMMITMENTSANDCONTINGENTLIABILITIESDetails",
     "shortName": "COMMITMENTS AND CONTINGENT LIABILITIES (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock",
       "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueDisclosureOffbalanceSheetRisksFaceAmountLiability",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R87": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock",
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CurrentFederalTaxExpenseBenefit",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240524033 - Disclosure - INCOME TAXES - Provision for Income Taxes (Details)",
     "role": "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails",
     "shortName": "INCOME TAXES - Provision for Income Taxes (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock",
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CurrentFederalTaxExpenseBenefit",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R88": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240534034 - Disclosure - INCOME TAXES - Reconciliation (Details)",
     "role": "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails",
     "shortName": "INCOME TAXES - Reconciliation (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R89": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240544035 - Disclosure - INCOME TAXES - Deferred Income Tax Assets and (Liabilities) (Details)",
     "role": "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails",
     "shortName": "INCOME TAXES - Deferred Income Tax Assets and (Liabilities) (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R9": {
     "firstAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SignificantAccountingPoliciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210011001 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES",
     "role": "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES",
     "shortName": "SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SignificantAccountingPoliciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R90": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeLossFromAffordableHousingProjectsEquityMethodInvestments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240554036 - Disclosure - INCOME TAXES - Section 42 Affordable Housing (Details)",
     "role": "http://mvbbanking.com/role/INCOMETAXESSection42AffordableHousingDetails",
     "shortName": "INCOME TAXES - Section 42 Affordable Housing (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeLossFromAffordableHousingProjectsEquityMethodInvestments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R91": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i2dcca5f24cfb40129ae2987e07eb8394_I20191231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LoansAndLeasesReceivableRelatedParties",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240584037 - Disclosure - RELATED PARTY TRANSACTIONS (Details)",
     "role": "http://mvbbanking.com/role/RELATEDPARTYTRANSACTIONSDetails",
     "shortName": "RELATED PARTY TRANSACTIONS (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ie6ca3526f0e2400ca2a8f5f2fb39db92_I20181231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:LoansAndLeasesReceivableRelatedParties",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R92": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PensionExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240614038 - Disclosure - PENSION PLAN - Narrative (Details)",
     "role": "http://mvbbanking.com/role/PENSIONPLANNarrativeDetails",
     "shortName": "PENSION PLAN - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i43ac584806b24433976eb3b6b0beaff6_D20200101-20201231",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PensionExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R93": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ChangesInProjectedBenefitObligationsFairValueOfPlanAssetsAndFundedStatusOfPlanTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "idaedf7dc82e24b738dc95241b72881d6_I20191231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanBenefitObligation",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240624039 - Disclosure - PENSION PLAN - Summary of activity (Details)",
     "role": "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails",
     "shortName": "PENSION PLAN - Summary of activity (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ChangesInProjectedBenefitObligationsFairValueOfPlanAssetsAndFundedStatusOfPlanTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ic3c56fd40099435ab1c1086ff52fa978_D20200101-20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanActuarialGainLoss",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R94": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfDefinedBenefitPlansDisclosuresTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i07ed6ca2d65545739c9c8a37801ce696_I20201231",
      "decimals": "4",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate",
      "reportCount": 1,
      "unitRef": "number",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240634040 - Disclosure - PENSION PLAN - Weighted Average Assumptions and Net Periodic Pension Cost (Details)",
     "role": "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails",
     "shortName": "PENSION PLAN - Weighted Average Assumptions and Net Periodic Pension Cost (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfNetBenefitCostsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ic3c56fd40099435ab1c1086ff52fa978_D20200101-20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R95": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "mvbf:ScheduleOfPensionPlanAssetAllocationTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i07ed6ca2d65545739c9c8a37801ce696_I20201231",
      "decimals": "2",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240644041 - Disclosure - PENSION PLAN - Plan Asset Allocations (Details)",
     "role": "http://mvbbanking.com/role/PENSIONPLANPlanAssetAllocationsDetails",
     "shortName": "PENSION PLAN - Plan Asset Allocations (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "mvbf:ScheduleOfPensionPlanAssetAllocationTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i07ed6ca2d65545739c9c8a37801ce696_I20201231",
      "decimals": "2",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     }
    },
    "R96": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "mvbf:ScheduleOfFairValueOfPensionPlanAssetsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i07ed6ca2d65545739c9c8a37801ce696_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanFairValueOfPlanAssets",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240654042 - Disclosure - PENSION PLAN - Plan Assets at Fair Value (Details)",
     "role": "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails",
     "shortName": "PENSION PLAN - Plan Assets at Fair Value (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "mvbf:ScheduleOfFairValueOfPensionPlanAssetsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ia13569a433384582a2790ee101b7c825_I20201231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanFairValueOfPlanAssets",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R97": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "mvbf:ScheduleOfEstimatedFutureEmployerContributionsAndExpectedBenefitPaymentsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i07ed6ca2d65545739c9c8a37801ce696_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240664043 - Disclosure - PENSION PLAN - Estimated Contributions Over Next Fiscal Year and Benefit Payments (Details)",
     "role": "http://mvbbanking.com/role/PENSIONPLANEstimatedContributionsOverNextFiscalYearandBenefitPaymentsDetails",
     "shortName": "PENSION PLAN - Estimated Contributions Over Next Fiscal Year and Benefit Payments (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "mvbf:ScheduleOfEstimatedFutureEmployerContributionsAndExpectedBenefitPaymentsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i07ed6ca2d65545739c9c8a37801ce696_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R98": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i2dcca5f24cfb40129ae2987e07eb8394_I20191231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Goodwill",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240694044 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS - Schedule of Goodwill (Details)",
     "role": "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails",
     "shortName": "GOODWILL AND OTHER INTANGIBLE ASSETS - Schedule of Goodwill (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfGoodwillTextBlock",
       "us-gaap:GoodwillAndIntangibleAssetsDisclosureTextBlock",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "ia809b39a6bd54593a38a2447ee27a182_I20171231",
      "decimals": "-3",
      "lang": "en-US",
      "name": "us-gaap:FiniteLivedIntangibleAssetsGross",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R99": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240704045 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS - Estimated Amortization Expense of Other Intangible Assets (Details)",
     "role": "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails",
     "shortName": "GOODWILL AND OTHER INTANGIBLE ASSETS - Estimated Amortization Expense of Other Intangible Assets (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "mvbf-20201231.htm",
      "contextRef": "i04aac50eb70146039e0d569c452d32be_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    }
   },
   "segmentCount": 142,
   "tag": {
    "dei_AmendmentFlag": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.",
        "label": "Amendment Flag",
        "terseLabel": "Amendment Flag"
       }
      }
     },
     "localname": "AmendmentFlag",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_CityAreaCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Area code of city",
        "label": "City Area Code",
        "terseLabel": "City Area Code"
       }
      }
     },
     "localname": "CityAreaCode",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_CoverAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cover page.",
        "label": "Cover [Abstract]"
       }
      }
     },
     "localname": "CoverAbstract",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "dei_CurrentFiscalYearEndDate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "End date of current fiscal year in the format --MM-DD.",
        "label": "Current Fiscal Year End Date",
        "terseLabel": "Current Fiscal Year End Date"
       }
      }
     },
     "localname": "CurrentFiscalYearEndDate",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "gMonthDayItemType"
    },
    "dei_DocumentAnnualReport": {
     "auth_ref": [
      "r932",
      "r933",
      "r934"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as an annual report.",
        "label": "Document Annual Report",
        "terseLabel": "Document Annual Report"
       }
      }
     },
     "localname": "DocumentAnnualReport",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_DocumentFiscalPeriodFocus": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fiscal period values are FY, Q1, Q2, and Q3.  1st, 2nd and 3rd quarter 10-Q or 10-QT statements have value Q1, Q2, and Q3 respectively, with 10-K, 10-KT or other fiscal year statements having FY.",
        "label": "Document Fiscal Period Focus",
        "terseLabel": "Document Fiscal Period Focus"
       }
      }
     },
     "localname": "DocumentFiscalPeriodFocus",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "fiscalPeriodItemType"
    },
    "dei_DocumentFiscalYearFocus": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This is focus fiscal year of the document report in YYYY format. For a 2006 annual report, which may also provide financial information from prior periods, fiscal 2006 should be given as the fiscal year focus. Example: 2006.",
        "label": "Document Fiscal Year Focus",
        "terseLabel": "Document Fiscal Year Focus"
       }
      }
     },
     "localname": "DocumentFiscalYearFocus",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "gYearItemType"
    },
    "dei_DocumentPeriodEndDate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented.  If there is no historical data in the report, use the filing date. The format of the date is YYYY-MM-DD.",
        "label": "Document Period End Date",
        "terseLabel": "Document Period End Date"
       }
      }
     },
     "localname": "DocumentPeriodEndDate",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "dateItemType"
    },
    "dei_DocumentTransitionReport": {
     "auth_ref": [
      "r935"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as a transition report.",
        "label": "Document Transition Report",
        "terseLabel": "Document Transition Report"
       }
      }
     },
     "localname": "DocumentTransitionReport",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_DocumentType": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.",
        "label": "Document Type",
        "terseLabel": "Document Type"
       }
      }
     },
     "localname": "DocumentType",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "submissionTypeItemType"
    },
    "dei_DocumentsIncorporatedByReferenceTextBlock": {
     "auth_ref": [
      "r930"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Documents incorporated by reference.",
        "label": "Documents Incorporated by Reference [Text Block]",
        "terseLabel": "Documents Incorporated by Reference"
       }
      }
     },
     "localname": "DocumentsIncorporatedByReferenceTextBlock",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "textBlockItemType"
    },
    "dei_EntityAddressAddressLine1": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Address Line 1 such as Attn, Building Name, Street Name",
        "label": "Entity Address, Address Line One",
        "terseLabel": "Entity Address, Address Line One"
       }
      }
     },
     "localname": "EntityAddressAddressLine1",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressCityOrTown": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the City or Town",
        "label": "Entity Address, City or Town",
        "terseLabel": "Entity Address, City or Town"
       }
      }
     },
     "localname": "EntityAddressCityOrTown",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressPostalZipCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Code for the postal or zip code",
        "label": "Entity Address, Postal Zip Code",
        "terseLabel": "Entity Address, Postal Zip Code"
       }
      }
     },
     "localname": "EntityAddressPostalZipCode",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressStateOrProvince": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the state or province.",
        "label": "Entity Address, State or Province",
        "terseLabel": "Entity Address, State or Province"
       }
      }
     },
     "localname": "EntityAddressStateOrProvince",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "stateOrProvinceItemType"
    },
    "dei_EntityCentralIndexKey": {
     "auth_ref": [
      "r937"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.",
        "label": "Entity Central Index Key",
        "terseLabel": "Entity Central Index Key"
       }
      }
     },
     "localname": "EntityCentralIndexKey",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "centralIndexKeyItemType"
    },
    "dei_EntityCommonStockSharesOutstanding": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.",
        "label": "Entity Common Stock, Shares Outstanding",
        "terseLabel": "Entity Common Stock, Shares Outstanding"
       }
      }
     },
     "localname": "EntityCommonStockSharesOutstanding",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "sharesItemType"
    },
    "dei_EntityCurrentReportingStatus": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate 'Yes' or 'No' whether registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. This information should be based on the registrant's current or most recent filing containing the related disclosure.",
        "label": "Entity Current Reporting Status",
        "terseLabel": "Entity Current Reporting Status"
       }
      }
     },
     "localname": "EntityCurrentReportingStatus",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "All the names of the entities being reported upon in a document. Any legal structure used to conduct activities or to hold assets. Some examples of such structures are corporations, partnerships, limited liability companies, grantor trusts, and other trusts. This item does not include business and geographical segments which are included in the geographical or business segments domains.",
        "label": "Entity [Domain]",
        "terseLabel": "Entity [Domain]"
       }
      }
     },
     "localname": "EntityDomain",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "dei_EntityEmergingGrowthCompany": {
     "auth_ref": [
      "r937"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate if registrant meets the emerging growth company criteria.",
        "label": "Entity Emerging Growth Company",
        "terseLabel": "Entity Emerging Growth Company"
       }
      }
     },
     "localname": "EntityEmergingGrowthCompany",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityFileNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.",
        "label": "Entity File Number",
        "terseLabel": "Entity File Number"
       }
      }
     },
     "localname": "EntityFileNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "fileNumberItemType"
    },
    "dei_EntityFilerCategory": {
     "auth_ref": [
      "r937"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate whether the registrant is one of the following: Large Accelerated Filer, Accelerated Filer, Non-accelerated Filer. Definitions of these categories are stated in Rule 12b-2 of the Exchange Act. This information should be based on the registrant's current or most recent filing containing the related disclosure.",
        "label": "Entity Filer Category",
        "terseLabel": "Entity Filer Category"
       }
      }
     },
     "localname": "EntityFilerCategory",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "filerCategoryItemType"
    },
    "dei_EntityIncorporationStateCountryCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Two-character EDGAR code representing the state or country of incorporation.",
        "label": "Entity Incorporation, State or Country Code",
        "terseLabel": "Entity Incorporation, State or Country Code"
       }
      }
     },
     "localname": "EntityIncorporationStateCountryCode",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "edgarStateCountryItemType"
    },
    "dei_EntityInteractiveDataCurrent": {
     "auth_ref": [
      "r938"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).",
        "label": "Entity Interactive Data Current",
        "terseLabel": "Entity Interactive Data Current"
       }
      }
     },
     "localname": "EntityInteractiveDataCurrent",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityPublicFloat": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter.",
        "label": "Entity Public Float",
        "terseLabel": "Entity Public Float"
       }
      }
     },
     "localname": "EntityPublicFloat",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "monetaryItemType"
    },
    "dei_EntityRegistrantName": {
     "auth_ref": [
      "r937"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.",
        "label": "Entity Registrant Name",
        "terseLabel": "Entity Registrant Name"
       }
      }
     },
     "localname": "EntityRegistrantName",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityShellCompany": {
     "auth_ref": [
      "r937"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the registrant is a shell company as defined in Rule 12b-2 of the Exchange Act.",
        "label": "Entity Shell Company",
        "terseLabel": "Entity Shell Company"
       }
      }
     },
     "localname": "EntityShellCompany",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntitySmallBusiness": {
     "auth_ref": [
      "r937"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicates that the company is a Smaller Reporting Company (SRC).",
        "label": "Entity Small Business",
        "terseLabel": "Entity Small Business"
       }
      }
     },
     "localname": "EntitySmallBusiness",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityTaxIdentificationNumber": {
     "auth_ref": [
      "r937"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.",
        "label": "Entity Tax Identification Number",
        "terseLabel": "Entity Tax Identification Number"
       }
      }
     },
     "localname": "EntityTaxIdentificationNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "employerIdItemType"
    },
    "dei_EntityVoluntaryFilers": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate 'Yes' or 'No' if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act.",
        "label": "Entity Voluntary Filers",
        "terseLabel": "Entity Voluntary Filers"
       }
      }
     },
     "localname": "EntityVoluntaryFilers",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityWellKnownSeasonedIssuer": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate 'Yes' or 'No' if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Is used on Form Type: 10-K, 10-Q, 8-K, 20-F, 6-K, 10-K/A, 10-Q/A, 20-F/A, 6-K/A, N-CSR, N-Q, N-1A.",
        "label": "Entity Well-known Seasoned Issuer",
        "terseLabel": "Entity Well-known Seasoned Issuer"
       }
      }
     },
     "localname": "EntityWellKnownSeasonedIssuer",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_IcfrAuditorAttestationFlag": {
     "auth_ref": [
      "r932",
      "r933",
      "r934"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "ICFR Auditor Attestation Flag",
        "terseLabel": "ICFR Auditor Attestation Flag"
       }
      }
     },
     "localname": "IcfrAuditorAttestationFlag",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_LegalEntityAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The set of legal entities associated with a report.",
        "label": "Legal Entity [Axis]",
        "terseLabel": "Legal Entity [Axis]"
       }
      }
     },
     "localname": "LegalEntityAxis",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "dei_LocalPhoneNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Local phone number for entity.",
        "label": "Local Phone Number",
        "terseLabel": "Local Phone Number"
       }
      }
     },
     "localname": "LocalPhoneNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_Security12bTitle": {
     "auth_ref": [
      "r929"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Title of a 12(b) registered security.",
        "label": "Title of 12(b) Security",
        "terseLabel": "Title of 12(b) Security"
       }
      }
     },
     "localname": "Security12bTitle",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "securityTitleItemType"
    },
    "dei_SecurityExchangeName": {
     "auth_ref": [
      "r931"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the Exchange on which a security is registered.",
        "label": "Security Exchange Name",
        "terseLabel": "Security Exchange Name"
       }
      }
     },
     "localname": "SecurityExchangeName",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "edgarExchangeCodeItemType"
    },
    "dei_TradingSymbol": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Trading symbol of an instrument as listed on an exchange.",
        "label": "Trading Symbol",
        "terseLabel": "Trading Symbol"
       }
      }
     },
     "localname": "TradingSymbol",
     "nsuri": "http://xbrl.sec.gov/dei/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/Cover"
     ],
     "xbrltype": "tradingSymbolItemType"
    },
    "mvbf_AccrualStatusAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accrual Status [Axis]",
        "label": "Accrual Status [Axis]",
        "terseLabel": "Accrual Status [Axis]"
       }
      }
     },
     "localname": "AccrualStatusAxis",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "mvbf_AccrualStatusDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "[Domain] for Accrual Status [Axis]",
        "label": "Accrual Status [Domain]",
        "terseLabel": "Accrual Status [Domain]"
       }
      }
     },
     "localname": "AccrualStatusDomain",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_AccruingMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accruing [Member]",
        "label": "Accruing [Member]",
        "terseLabel": "Accruing"
       }
      }
     },
     "localname": "AccruingMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_AccumulatedGainLossNetInvestmentHedgeParentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated Gain (Loss) Net, Investment Hedge, Parent",
        "label": "Accumulated Gain (Loss) Net, Investment Hedge, Parent [Member]",
        "terseLabel": "Investment hedge"
       }
      }
     },
     "localname": "AccumulatedGainLossNetInvestmentHedgeParentMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails",
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_AffordableHousingInvestmentFundMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Affordable Housing Investment Fund",
        "label": "Affordable Housing Investment Fund [Member]",
        "terseLabel": "Affordable Housing Investment Fund"
       }
      }
     },
     "localname": "AffordableHousingInvestmentFundMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESSection42AffordableHousingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_AllowanceforLoanLossesNumberofEvaluationComponents": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Allowance for Loan Losses, Number of Evaluation Components",
        "label": "Allowance for Loan Losses, Number of Evaluation Components",
        "terseLabel": "Allowance for loan losses, number of evaluation components"
       }
      }
     },
     "localname": "AllowanceforLoanLossesNumberofEvaluationComponents",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_AlternativeInvestmentsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to the alternative investments.",
        "label": "Alternative Investments [Member]",
        "terseLabel": "Alternative investments"
       }
      }
     },
     "localname": "AlternativeInvestmentsMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetAllocationsDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_AmortizationAndAccretionOfInvestments": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 11.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the adjustment for amortization and accretion of investments.",
        "label": "Amortization and Accretion of Investments",
        "terseLabel": "Net amortization and accretion of investments"
       }
      }
     },
     "localname": "AmortizationAndAccretionOfInvestments",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_AmortizationOfDeferredLoanFees": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the adjustment for amortization of deferred loan fees.",
        "label": "Amortization of Deferred Loan Fees",
        "terseLabel": "Net amortization of deferred loan (fees) costs"
       }
      }
     },
     "localname": "AmortizationOfDeferredLoanFees",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_AppraisalOfBondMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Appraisal Of Bond [Member]",
        "label": "Appraisal Of Bond [Member]",
        "terseLabel": "Appraisal of bond"
       }
      }
     },
     "localname": "AppraisalOfBondMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_AppraisalOfCollateralMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Appraisal of collateral valuation technique used to measure fair value.",
        "label": "Appraisal Of Collateral [Member]",
        "terseLabel": "Appraisal of collateral"
       }
      }
     },
     "localname": "AppraisalOfCollateralMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_AssetAcquisitionAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Asset Acquisition",
        "label": "Asset Acquisition [Axis]",
        "terseLabel": "Asset Acquisition [Axis]"
       }
      }
     },
     "localname": "AssetAcquisitionAxis",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "mvbf_AssetAcquisitionDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Asset Acquisition",
        "label": "Asset Acquisition [Domain]",
        "terseLabel": "Asset Acquisition [Domain]"
       }
      }
     },
     "localname": "AssetAcquisitionDomain",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_AssetAcquisitionEquityInterestsIssuedOrIssuableNumberOfShares": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Asset Acquisition, Equity Interests Issued Or Issuable, Number Of Shares",
        "label": "Asset Acquisition, Equity Interests Issued Or Issuable, Number Of Shares",
        "terseLabel": "Number of shares issued"
       }
      }
     },
     "localname": "AssetAcquisitionEquityInterestsIssuedOrIssuableNumberOfShares",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "mvbf_AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLosses": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrealized loss on investments in available-for-sale and held-to-maturity securities.",
        "label": "Available For Sale and Held To Maturity Securities Continuous Unrealized Loss Position Aggregate Losses",
        "negatedTerseLabel": "Amount of pretax loss if securities in an unrealized loss position are sold"
       }
      }
     },
     "localname": "AvailableForSaleAndHeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLosses",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_AverageReserveBalanceMaintainedInAccordanceWithFederalReserveBoardRequirements": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the average reserve balance maintained in accordance with Federal Reserve Board requirements.",
        "label": "Average Reserve Balance Maintained in Accordance with Federal Reserve Board Requirements",
        "terseLabel": "Average balance maintained in accordance with Federal Reserve Board requirements"
       }
      }
     },
     "localname": "AverageReserveBalanceMaintainedInAccordanceWithFederalReserveBoardRequirements",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/COMMITMENTSANDCONTINGENTLIABILITIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_AwardGroupAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Award Group [Axis]",
        "label": "Award Group [Axis]",
        "terseLabel": "Award Group [Axis]"
       }
      }
     },
     "localname": "AwardGroupAxis",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "mvbf_AwardGroupDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Award Group [Domain]",
        "label": "Award Group [Domain]",
        "terseLabel": "Award Group [Domain]"
       }
      }
     },
     "localname": "AwardGroupDomain",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_AwardsGrantedInPeriodFirstGroupMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to the first group of the awards granted in a particular period.",
        "label": "Awards Granted In Period First Group [Member]",
        "terseLabel": "Awards Granted In Period First Group"
       }
      }
     },
     "localname": "AwardsGrantedInPeriodFirstGroupMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_AwardsGrantedInPeriodThirdGroupMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Awards Granted In Period Third Group [Member]",
        "label": "Awards Granted In Period Third Group [Member]",
        "terseLabel": "Awards Granted In Period Third Group"
       }
      }
     },
     "localname": "AwardsGrantedInPeriodThirdGroupMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_BankOwnedLifeInsurancePolicyPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for life insurance policy on an officer, executive or employee for which the reporting entity (a bank) is entitled to proceeds from the policy upon death of the insured or surrender of the insurance policy.",
        "label": "Bank Owned Life Insurance Policy [Policy Text Block]",
        "terseLabel": "Bank-Owned Life Insurance"
       }
      }
     },
     "localname": "BankOwnedLifeInsurancePolicyPolicyTextBlock",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "mvbf_BerkeleyCountyWestVirginiaMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Berkeley County, West Virginia",
        "label": "Berkeley County, West Virginia [Member]",
        "terseLabel": "Berkeley County, WV"
       }
      }
     },
     "localname": "BerkeleyCountyWestVirginiaMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_BranchLocationsAcquiredNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Branch Locations Acquired, Number",
        "label": "Branch Locations Acquired, Number",
        "terseLabel": "Branch locations acquired, number"
       }
      }
     },
     "localname": "BranchLocationsAcquiredNumber",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_BranchLocationsHeldForSaleNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Branch Locations Held For Sale, Number",
        "label": "Branch Locations Held For Sale, Number",
        "terseLabel": "Branch locations held for sale, number"
       }
      }
     },
     "localname": "BranchLocationsHeldForSaleNumber",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_BranchesSoldToSummitMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Branches Sold To Summit",
        "label": "Branches Sold To Summit [Member]",
        "terseLabel": "Branches Sold to Summit"
       }
      }
     },
     "localname": "BranchesSoldToSummitMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_BuildingAndLeaseholdImprovementsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Facility held for productive use including, but not limited to, office, production, storage and distribution facilities and additions or improvements to assets held under a lease arrangement.",
        "label": "Building And Leasehold Improvements [Member]",
        "terseLabel": "Building and Leasehold Improvements"
       }
      }
     },
     "localname": "BuildingAndLeaseholdImprovementsMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_BusinessAcquisitionNumberOfLoansAcquired": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Acquisition, Number Of Loans Acquired",
        "label": "Business Acquisition, Number Of Loans Acquired",
        "terseLabel": "Number of loans acquired"
       }
      }
     },
     "localname": "BusinessAcquisitionNumberOfLoansAcquired",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_BusinessAcquisitionPercentageOfCommonInterestAcquired": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Acquisition, Percentage Of Common Interest Acquired",
        "label": "Business Acquisition, Percentage Of Common Interest Acquired",
        "terseLabel": "Percentage of common interest acquired"
       }
      }
     },
     "localname": "BusinessAcquisitionPercentageOfCommonInterestAcquired",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "mvbf_BusinessAcquisitionPreferredUnitsAcquired": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Acquisition, Preferred Units Acquired",
        "label": "Business Acquisition, Preferred Units Acquired",
        "terseLabel": "Preferred units acquired"
       }
      }
     },
     "localname": "BusinessAcquisitionPreferredUnitsAcquired",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationBranchLocationsAcquired": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Branch Locations Acquired",
        "label": "Business Combination, Branch Locations Acquired",
        "terseLabel": "Branch locations acquired, number"
       }
      }
     },
     "localname": "BusinessCombinationBranchLocationsAcquired",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_BusinessCombinationConsiderationReceived": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Consideration Received",
        "label": "Business Combination, Consideration Received",
        "terseLabel": "Transaction cash consideration received from the FDIC"
       }
      }
     },
     "localname": "BusinessCombinationConsiderationReceived",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationNetAssetDiscount": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Net Asset Discount",
        "label": "Business Combination, Net Asset Discount",
        "terseLabel": "Net asset discount"
       }
      }
     },
     "localname": "BusinessCombinationNetAssetDiscount",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationOtherRealEstateOwnedPercentOfBookValue": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Other Real Estate Owned, Percent Of Book Value",
        "label": "Business Combination, Other Real Estate Owned, Percent Of Book Value",
        "terseLabel": "Other real estate owned, percent of book value"
       }
      }
     },
     "localname": "BusinessCombinationOtherRealEstateOwnedPercentOfBookValue",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAccruedInterestPayableAndOtherLiabilities": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Accrued Interest Payable And Other Liabilities",
        "label": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Accrued Interest Payable And Other Liabilities",
        "terseLabel": "Adjustment, Accrued interest payable and other liabilities"
       }
      }
     },
     "localname": "BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAccruedInterestPayableAndOtherLiabilities",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAccruedInterestReceivableAndOtherAssets": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 3.0,
       "parentTag": "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Accrued Interest Receivable And Other Assets",
        "label": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Accrued Interest Receivable And Other Assets",
        "terseLabel": "Adjustments, Accrued interest receivable and other assets"
       }
      }
     },
     "localname": "BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAccruedInterestReceivableAndOtherAssets",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssets": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssetsAcquiredAndLiabilitiesAssumedNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Assets",
        "label": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Assets",
        "totalLabel": "Adjustments, Total Assets"
       }
      }
     },
     "localname": "BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssets",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssetsAcquiredAndLiabilitiesAssumedNet": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Assets Acquired And Liabilities Assumed, Net",
        "label": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Assets Acquired And Liabilities Assumed, Net",
        "totalLabel": "Adjustments, Net identifiable assets acquired over/(under) liabilities assumed"
       }
      }
     },
     "localname": "BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssetsAcquiredAndLiabilitiesAssumedNet",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAvailableForSaleInvestmentSecuritiesFairValue": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 4.0,
       "parentTag": "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Available For Sale Investment Securities, Fair Value",
        "label": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Available For Sale Investment Securities, Fair Value",
        "terseLabel": "Adjustments, Available for sale investment securities"
       }
      }
     },
     "localname": "BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAvailableForSaleInvestmentSecuritiesFairValue",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentCashAndCashEquivalents": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Cash And Cash Equivalents",
        "label": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Cash And Cash Equivalents",
        "terseLabel": "Adjustments, Cash and cash equivalents"
       }
      }
     },
     "localname": "BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentCashAndCashEquivalents",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDeposits": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 3.0,
       "parentTag": "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Deposits",
        "label": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Deposits",
        "totalLabel": "Adjustments, Deposits"
       }
      }
     },
     "localname": "BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDeposits",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDepositsCertificateOfDeposit": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDeposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Deposits, Certificate Of Deposit",
        "label": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Deposits, Certificate Of Deposit",
        "terseLabel": "Adjustments, Deposits - CDs"
       }
      }
     },
     "localname": "BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDepositsCertificateOfDeposit",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentFHLBAndOtherBorrowings": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, FHLB And Other Borrowings",
        "label": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, FHLB And Other Borrowings",
        "terseLabel": "Adjustments, FHLB and other borrowings"
       }
      }
     },
     "localname": "BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentFHLBAndOtherBorrowings",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentLiabilities": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssetsAcquiredAndLiabilitiesAssumedNet",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Liabilities",
        "label": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Liabilities",
        "totalLabel": "Adjustments, Total Liabilities"
       }
      }
     },
     "localname": "BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentLiabilities",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentLoans": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Loans",
        "label": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Loans",
        "terseLabel": "Adjustments, Loans"
       }
      }
     },
     "localname": "BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentLoans",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentOtherRealEstateOwnedAssets": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 5.0,
       "parentTag": "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Other Real Estate Owned Assets",
        "label": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Other Real Estate Owned Assets",
        "terseLabel": "Adjustments, OREO"
       }
      }
     },
     "localname": "BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentOtherRealEstateOwnedAssets",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentTransactionAccountDeposits": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDeposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Transaction Account Deposits",
        "label": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Transaction Account Deposits",
        "terseLabel": "Adjustments, Deposits - transaction accounts"
       }
      }
     },
     "localname": "BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentTransactionAccountDeposits",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationRecognizedIdentifiableAssetAcquiredAndLiabilityAssumedDepositsCertificateOfDeposit": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Deposits, Certificate Of Deposit",
        "label": "Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Deposits, Certificate Of Deposit",
        "terseLabel": "Deposits - certificates of deposit"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetAcquiredAndLiabilityAssumedDepositsCertificateOfDeposit",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationRecognizedIdentifiableAssetAcquiredAndLiabilityAssumedTransactionAccountDeposits": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Transaction Account Deposits",
        "label": "Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Transaction Account Deposits",
        "terseLabel": "Deposits - transaction accounts"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetAcquiredAndLiabilityAssumedTransactionAccountDeposits",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedInterestPayableAndOtherLiabilities": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Accrued Interest Payable And Other Liabilities",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Accrued Interest Payable And Other Liabilities",
        "terseLabel": "Accrued interest payable and other liabilities"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedInterestPayableAndOtherLiabilities",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedInterestReceivableAndOtherAssets": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Accrued Interest Receivable And Other Assets",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Accrued Interest Receivable And Other Assets",
        "terseLabel": "Accrued interest receivable and other assets"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedInterestReceivableAndOtherAssets",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAvailableForSaleInvestmentSecuritiesFairValue": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 5.0,
       "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed Available For Sale Investment Securities, Fair Value",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed Available For Sale Investment Securities, Fair Value",
        "terseLabel": "Investment securities - available-for-sale, at fair value"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAvailableForSaleInvestmentSecuritiesFairValue",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndInvestmentSecurities": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash And Investment Securities",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash And Investment Securities",
        "terseLabel": "Cash and securities acquired"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndInvestmentSecurities",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFHLBAndOtherBorrowings": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, FHLB And Other Borrowings",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, FHLB And Other Borrowings",
        "terseLabel": "FHLB and other borrowings"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFHLBAndOtherBorrowings",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansBookValue": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 6.0,
       "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Loans, Book Value",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Loans, Book Value",
        "terseLabel": "Loans"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansBookValue",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherRealEstateOwnedAssets": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed Other Real Estate Owned Assets",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed Other Real Estate Owned Assets",
        "terseLabel": "OREO"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherRealEstateOwnedAssets",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_CashPaymentsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Payments [Abstract]",
        "terseLabel": "Cash payments for:"
       }
      }
     },
     "localname": "CashPaymentsAbstract",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "mvbf_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodAccretableFMVAdjustmentsAtAcquisition": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Accretable FMV Adjustments at Acquisition",
        "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Accretable FMV Adjustments at Acquisition",
        "terseLabel": "Accretable FMV Adjustments"
       }
      }
     },
     "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodAccretableFMVAdjustmentsAtAcquisition",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodNonAccretableCreditAdjustmentsAtAcquisition": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Non-Accretable Credit Adjustments at Acquisition",
        "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Non-Accretable Credit Adjustments at Acquisition",
        "terseLabel": "Non-Accretable Credit Adjustments"
       }
      }
     },
     "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodNonAccretableCreditAdjustmentsAtAcquisition",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_ChartwellComplianceMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Chartwell Compliance",
        "label": "Chartwell Compliance [Member]",
        "terseLabel": "Chartwell"
       }
      }
     },
     "localname": "ChartwellComplianceMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity",
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_CommercialAcquisitionAndDevelopmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the loans categorized as acquisition and development by the reporting entity.",
        "label": "Commercial Acquisition And Development [Member]",
        "terseLabel": "Acquisition and development"
       }
      }
     },
     "localname": "CommercialAcquisitionAndDevelopmentMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_CommercialAndRetailBankingSegmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to the commercial and retail banking, a reportable segment of the entity.",
        "label": "Commercial And Retail Banking Segment [Member]",
        "terseLabel": "CoRe Banking"
       }
      }
     },
     "localname": "CommercialAndRetailBankingSegmentMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_CommercialBorrowerOneMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commercial Borrower One [Member]",
        "label": "Commercial Borrower One [Member]",
        "terseLabel": "Commercial Borrower One"
       }
      }
     },
     "localname": "CommercialBorrowerOneMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_CommercialBorrowerTwoMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commercial Borrower Two [Member]",
        "label": "Commercial Borrower Two [Member]",
        "terseLabel": "Commercial Borrower Two"
       }
      }
     },
     "localname": "CommercialBorrowerTwoMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_CommercialLoanRelationshipOneMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commercial Loan Relationship One [Member]",
        "label": "Commercial Loan Relationship One [Member]",
        "terseLabel": "Commercial Loan Relationship One"
       }
      }
     },
     "localname": "CommercialLoanRelationshipOneMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_CommercialLoanRelationshipThreeMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commercial Loan Relationship Three [Member]",
        "label": "Commercial Loan Relationship Three [Member]",
        "terseLabel": "Commercial Loan Relationship Three"
       }
      }
     },
     "localname": "CommercialLoanRelationshipThreeMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_CommercialLoanRelationshipTwoMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commercial Loan Relationship Two [Member]",
        "label": "Commercial Loan Relationship Two [Member]",
        "terseLabel": "Commercial Loan Relationship Two"
       }
      }
     },
     "localname": "CommercialLoanRelationshipTwoMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_CommonEquityTierOneRiskBaseCapitalRequiredForCapitalAdequacyToRiskWeightedAssets": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common equity tier one risk base capital required for capital adequacy to risk weighted assets as defined in the regulations.",
        "label": "Common Equity Tier One Risk Base Capital Required For Capital Adequacy To Risk Weighted Assets",
        "terseLabel": "Minimum for Capital Adequacy Purposes, ratio"
       }
      }
     },
     "localname": "CommonEquityTierOneRiskBaseCapitalRequiredForCapitalAdequacyToRiskWeightedAssets",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "mvbf_CommonEquityTierOneRiskBasedCapital": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common equity tier one risk based capital as defined in the regulations.",
        "label": "Common Equity Tier One Risk Based Capital",
        "terseLabel": "Actual, amount"
       }
      }
     },
     "localname": "CommonEquityTierOneRiskBasedCapital",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_CommonEquityTierOneRiskBasedCapitalAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common Equity Tier One Risk Based Capital [Abstract]",
        "label": "Common Equity Tier One Risk Based Capital [Abstract]",
        "terseLabel": "Common Equity Tier 1 Capital (to risk-weighted assets)"
       }
      }
     },
     "localname": "CommonEquityTierOneRiskBasedCapitalAbstract",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "mvbf_CommonEquityTierOneRiskBasedCapitalRequiredForCapitalAdequacy": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common equity tier one risk based capital required for capital adequacy as defined in the regulations.",
        "label": "Common Equity Tier One Risk Based Capital Required For Capital Adequacy",
        "terseLabel": "Minimum for Capital Adequacy Purposes, amount"
       }
      }
     },
     "localname": "CommonEquityTierOneRiskBasedCapitalRequiredForCapitalAdequacy",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_CommonEquityTierOneRiskBasedCapitalRequiredToBeWellCapitalized": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common equity tier one risk based capital required to be well capitalized as defined in the regulations.",
        "label": "Common Equity Tier One Risk Based Capital Required To Be Well Capitalized",
        "terseLabel": "Minimum to be Well Capitalized, amount"
       }
      }
     },
     "localname": "CommonEquityTierOneRiskBasedCapitalRequiredToBeWellCapitalized",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_CommonEquityTierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRisk": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common equity tier one risk based capital required to be well capitalized to risk as defined in the regulations.",
        "label": "Common Equity Tier One Risk Based Capital Required To Be Well Capitalized To Risk",
        "terseLabel": "Minimum to be Well Capitalized, ratio"
       }
      }
     },
     "localname": "CommonEquityTierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRisk",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "mvbf_CommonEquityTierOneRiskBasedCapitalToRiskWeightedAssets": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common equity tier one risk based capital to risk weighted assets as defined in the regulations.",
        "label": "Common Equity Tier One Risk Based Capital To Risk Weighted Assets",
        "terseLabel": "Actual, ratio"
       }
      }
     },
     "localname": "CommonEquityTierOneRiskBasedCapitalToRiskWeightedAssets",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "mvbf_ComplianceConsultingIncome": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 5.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Compliance Consulting Income",
        "label": "Compliance Consulting Income",
        "terseLabel": "Compliance consulting income"
       }
      }
     },
     "localname": "ComplianceConsultingIncome",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_ConversionOfStockAmountVested": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Conversion Of Stock, Amount Vested",
        "label": "Conversion Of Stock, Amount Vested",
        "terseLabel": "Restricted stock units vested"
       }
      }
     },
     "localname": "ConversionOfStockAmountVested",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_ConvertibleSubordinatedPromissoryNotesDue2024Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to the Convertible Subordinated Promissory Notes Due 2024.",
        "label": "Convertible Subordinated Promissory Notes Due2024 [Member]",
        "terseLabel": "Convertible Subordinated Promissory Notes Due 2024"
       }
      }
     },
     "localname": "ConvertibleSubordinatedPromissoryNotesDue2024Member",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_DebtConversionConvertedInstrumentInterestExpenseSavings": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Debt Conversion, Converted Instrument, Interest Expense Savings",
        "label": "Debt Conversion, Converted Instrument, Interest Expense Savings",
        "terseLabel": "Annual interest expense savings"
       }
      }
     },
     "localname": "DebtConversionConvertedInstrumentInterestExpenseSavings",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_DebtInstrumentFaceAmountOfIncrementalIssue": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Face (par) amount of each increment of debt instrument issued.",
        "label": "Debt Instrument Face Amount Of Incremental Issue",
        "terseLabel": "Debt instrument, investment amount of holder"
       }
      }
     },
     "localname": "DebtInstrumentFaceAmountOfIncrementalIssue",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_DebtInstrumentMinimumInvestmentRequired": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The minimum investment in the debt instrument required by investors under terms of the offering.",
        "label": "Debt Instrument Minimum Investment Required",
        "terseLabel": "Debt instrument, minimum ownership of common stock as percentage of principal acquired"
       }
      }
     },
     "localname": "DebtInstrumentMinimumInvestmentRequired",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_DeferredTaxLiabilitiesGainOnEquitySecurities": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails": {
       "order": 5.0,
       "parentTag": "us-gaap_DeferredIncomeTaxLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred Tax Liabilities, Gain on Equity Securities",
        "label": "Deferred Tax Liabilities, Gain on Equity Securities",
        "negatedLabel": "Holding gain on equity securities"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesGainOnEquitySecurities",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_DeferredTaxLiabilitiesPensionCosts": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_DeferredIncomeTaxLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred tax liabilities attributable to deductible temporary differences from pension costs.",
        "label": "Deferred Tax Liabilities Pension Costs",
        "negatedTerseLabel": "Pension"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesPensionCosts",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_DeferredTaxLiabilitiesUnrealizedGainsOnAvailableForSaleSecuritiesGross": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_DeferredIncomeTaxLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred Tax Liabilities, Unrealized Gains On Available-For-Sale Securities, Gross",
        "label": "Deferred Tax Liabilities, Unrealized Gains On Available-For-Sale Securities, Gross",
        "negatedLabel": "Unrealized gain on securities available-for-sale"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesUnrealizedGainsOnAvailableForSaleSecuritiesGross",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_DefinedBenefitPlanAssumptionChanges": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents assumption changes in the defined benefit obligation.",
        "label": "Defined Benefit Plan, Assumption Changes",
        "terseLabel": "Assumption changes"
       }
      }
     },
     "localname": "DefinedBenefitPlanAssumptionChanges",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_DefinedBenefitPlanBenefitObligationConsecutiveInstallments": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Defined Benefit Plan, Benefit Obligation, Consecutive Installments",
        "label": "Defined Benefit Plan, Benefit Obligation, Consecutive Installments",
        "terseLabel": "Consecutive installments, amount"
       }
      }
     },
     "localname": "DefinedBenefitPlanBenefitObligationConsecutiveInstallments",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_DefinedBenefitPlanBenefitObligationNumberOfEqualConsecutiveInstallments": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Defined Benefit Plan, Benefit Obligation, Number Of Equal Consecutive Installments",
        "label": "Defined Benefit Plan, Benefit Obligation, Number Of Equal Consecutive Installments",
        "terseLabel": "Number of equal consecutive installments"
       }
      }
     },
     "localname": "DefinedBenefitPlanBenefitObligationNumberOfEqualConsecutiveInstallments",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_DemandDepositsDomesticAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Demand Deposits Domestic [Abstract]",
        "terseLabel": "Demand deposits of individuals, partnerships and corporations"
       }
      }
     },
     "localname": "DemandDepositsDomesticAbstract",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSScheduleofDepositsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "mvbf_DepositLiabilitiesHeldForSale": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 6.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deposit Liabilities, Held-For-Sale",
        "label": "Deposit Liabilities, Held-For-Sale",
        "terseLabel": "Deposits of branches held-for-sale"
       }
      }
     },
     "localname": "DepositLiabilitiesHeldForSale",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAssetsandLiabilitiesofBranchesHeldforSaleDetails",
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_DisposalGroupIncludingDiscontinuedOperationDepositLiabilities": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disposal Group, Including Discontinued Operation, Deposit Liabilities",
        "label": "Disposal Group, Including Discontinued Operation, Deposit Liabilities",
        "terseLabel": "Deposits assumed"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationDepositLiabilities",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_DividendRestrictionsNumberOfPrecedingYearsRetainedNetProfits": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the number of preceding years, the retained net profits of which is combined with the current year's profits used to determine the amount of dividends declared in any calendar year.",
        "label": "Dividend Restrictions Number of Preceding Years Retained Net Profits",
        "terseLabel": "Number of preceding years, the retained net profits of which is considered for dividend payment"
       }
      }
     },
     "localname": "DividendRestrictionsNumberOfPrecedingYearsRetainedNetProfits",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYRESTRICTIONONDIVIDENDDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "mvbf_EasternPanhandleWestVirginiaBranchesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Eastern Panhandle, West Virginia Branches",
        "label": "Eastern Panhandle, West Virginia Branches [Member]",
        "terseLabel": "Eastern Panhandle, West Virginia Branches"
       }
      }
     },
     "localname": "EasternPanhandleWestVirginiaBranchesMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_EffectiveIncomeTaxRateReconciliationPercentEffectAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effective Income Tax Rate Reconciliation, Percent Effect [Abstract]",
        "label": "Effective Income Tax Rate Reconciliation, Percent Effect [Abstract]",
        "terseLabel": "Tax effect of:"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationPercentEffectAbstract",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "mvbf_FairValueAdjustmentsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair Value Adjustments",
        "label": "Fair Value Adjustments [Member]",
        "terseLabel": "Fair Value Adjustments"
       }
      }
     },
     "localname": "FairValueAdjustmentsMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_FairValueHedgePolicyPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair Value Hedge, Policy [Policy Text Block]",
        "label": "Fair Value Hedge, Policy [Policy Text Block]",
        "terseLabel": "Fair Value Hedge"
       }
      }
     },
     "localname": "FairValueHedgePolicyPolicyTextBlock",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "mvbf_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoOfLevel2": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair Value, Measurement With Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers Into Of Level 2",
        "label": "Fair Value, Measurement With Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers Into Of Level 2",
        "negatedTerseLabel": "Reclassification to nonrecurring assets"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoOfLevel2",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_FederalHomeLoanBankAndOtherBorrowings": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 4.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate carrying amount of all Federal Home Loan Bank loans and aggregate of other miscellaneous borrowings owed by the reporting entity.",
        "label": "Federal Home Loan Bank and Other Borrowings",
        "verboseLabel": "FHLB and other borrowings"
       }
      }
     },
     "localname": "FederalHomeLoanBankAndOtherBorrowings",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSShorttermBorrowingsDetails",
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_FederalHomeLoanBankStockParOrStatedValuePerShare": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the face amount or stated value of Federal Home Loan Bank (FHLB) stock per share; generally not indicative of the fair market value per share.",
        "label": "Federal Home Loan Bank Stock Par or Stated Value Per Share",
        "terseLabel": "FHLB stock par value (in dollars per share)"
       }
      }
     },
     "localname": "FederalHomeLoanBankStockParOrStatedValuePerShare",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "mvbf_FeesandCommissionsDepositorAccounts1": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 7.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fees and Commissions, Depositor Accounts1",
        "label": "Fees and Commissions, Depositor Accounts1",
        "terseLabel": "Payment card and service charge income"
       }
      }
     },
     "localname": "FeesandCommissionsDepositorAccounts1",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_FinancialHoldingCompanyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial Holding Company [Member]",
        "label": "Financial Holding Company [Member]",
        "terseLabel": "Financial Holding Company"
       }
      }
     },
     "localname": "FinancialHoldingCompanyMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_FinancingReceivableAccretiableYieldTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing Receivable, Accretiable Yield",
        "label": "Financing Receivable, Accretiable Yield [Table Text Block]",
        "terseLabel": "Financing Receivable, Accretiable Yield"
       }
      }
     },
     "localname": "FinancingReceivableAccretiableYieldTableTextBlock",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "mvbf_FinancingReceivableAllowanceForCreditLossExcludingPurchasedCreditDeterioratedLoansAcquiredDuringPeriod": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing Receivable, Allowance for Credit Loss, Excluding Purchased Credit Deteriorated Loans Acquired During Period",
        "label": "Financing Receivable, Allowance for Credit Loss, Excluding Purchased Credit Deteriorated Loans Acquired During Period",
        "periodEndLabel": "Balance at end of period",
        "periodStartLabel": "Balance at beginning of period"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossExcludingPurchasedCreditDeterioratedLoansAcquiredDuringPeriod",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_FinancingReceivableBeforeAllowanceForCreditLossAndFeeExcludingPurchasedCreditDeterioratedLoansAcquired": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing Receivable, Before Allowance For Credit Loss And Fee, Excluding Purchased Credit Deteriorated Loans Acquired",
        "label": "Financing Receivable, Before Allowance For Credit Loss And Fee, Excluding Purchased Credit Deteriorated Loans Acquired",
        "totalLabel": "Total loans",
        "verboseLabel": "Total loans, excluding acquired"
       }
      }
     },
     "localname": "FinancingReceivableBeforeAllowanceForCreditLossAndFeeExcludingPurchasedCreditDeterioratedLoansAcquired",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_FinancingReceivableCreditLossAllowanceContributedInBusinessCombination": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing Receivable, Credit Loss, Allowance Contributed In Business Combination",
        "label": "Financing Receivable, Credit Loss, Allowance Contributed In Business Combination",
        "negatedTerseLabel": "Allowance contributed with mortgage combination transaction"
       }
      }
     },
     "localname": "FinancingReceivableCreditLossAllowanceContributedInBusinessCombination",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_FinancingReceivableCreditQualityRelationshipThresholdforReview": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing Receivable, Credit Quality, Relationship Threshold for Review",
        "label": "Financing Receivable, Credit Quality, Relationship Threshold for Review",
        "terseLabel": "Commercial relationship credit review threshold amount"
       }
      }
     },
     "localname": "FinancingReceivableCreditQualityRelationshipThresholdforReview",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_FinancingReceivableImpairedCollectivelyEvaluatedForImpairmentByAllocationRatesDerivedFromHistoricalImpairedLoanLosses": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing Receivable, Impaired, Collectively Evaluated For Impairment By Allocation Rates Derived From Historical Impaired Loan Losses",
        "label": "Financing Receivable, Impaired, Collectively Evaluated For Impairment By Allocation Rates Derived From Historical Impaired Loan Losses",
        "terseLabel": "Impaired loans collectively evaluated"
       }
      }
     },
     "localname": "FinancingReceivableImpairedCollectivelyEvaluatedForImpairmentByAllocationRatesDerivedFromHistoricalImpairedLoanLosses",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_FinancingReceivableLoansApprovedForModification": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing Receivable, Loans Approved For Modification",
        "label": "Financing Receivable, Loans Approved For Modification",
        "terseLabel": "Loans approved for modification"
       }
      }
     },
     "localname": "FinancingReceivableLoansApprovedForModification",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPPPLoansandCARESActDeferralsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_FinancingReceivableLockedMortgagePipeline": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing Receivable, Locked Mortgage Pipeline",
        "label": "Financing Receivable, Locked Mortgage Pipeline",
        "terseLabel": "Locked mortgage pipeline"
       }
      }
     },
     "localname": "FinancingReceivableLockedMortgagePipeline",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_FinancingReceivableNonaccrualMinimumPastDuePeriod": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing Receivable, Nonaccrual, Minimum Past Due Period",
        "label": "Financing Receivable, Nonaccrual, Minimum Past Due Period",
        "terseLabel": "Past due period before loans placed in non-accrual status"
       }
      }
     },
     "localname": "FinancingReceivableNonaccrualMinimumPastDuePeriod",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "mvbf_FinancingReceivableNumberOfLoans": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing Receivable, Number Of Loans",
        "label": "Financing Receivable, Number Of Loans",
        "terseLabel": "Number of loans"
       }
      }
     },
     "localname": "FinancingReceivableNumberOfLoans",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPPPLoansandCARESActDeferralsDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_FinancingReceivableNumberOfLoansSold": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing Receivable, Number Of Loans Sold",
        "label": "Financing Receivable, Number Of Loans Sold",
        "terseLabel": "Volume of loans sold"
       }
      }
     },
     "localname": "FinancingReceivableNumberOfLoansSold",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_FinancingReceivableOverdrawnDeposits": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing Receivable, Overdrawn Deposits",
        "label": "Financing Receivable, Overdrawn Deposits",
        "terseLabel": "Overdrawn deposits"
       }
      }
     },
     "localname": "FinancingReceivableOverdrawnDeposits",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_FinancingReceivableRecentPaymentTermBeforeRemovalFromNonaccrualStatus": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing Receivable, Recent Payment Term Before Removal From Nonaccrual Status",
        "label": "Financing Receivable, Recent Payment Term Before Removal From Nonaccrual Status",
        "terseLabel": "Recent loan payment history before removal from non-accrual status"
       }
      }
     },
     "localname": "FinancingReceivableRecentPaymentTermBeforeRemovalFromNonaccrualStatus",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "mvbf_FiniteLivedIntangibleAssetsDisposedGross": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Finite-lived Intangible Assets Disposed, Gross",
        "label": "Finite-lived Intangible Assets Disposed, Gross",
        "negatedTerseLabel": "Intangible assets related to sale, gross"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsDisposedGross",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_FiniteLivedIntangibleAssetsDisposedNet": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Finite-lived Intangible Assets Disposed, Net",
        "label": "Finite-lived Intangible Assets Disposed, Net",
        "terseLabel": "Intangible assets related to sale, net"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsDisposedNet",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_FinitelivedIntangibleAssetsOtherDisclosuresAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Finite-lived Intangible Assets, Other Disclosures [Abstract]",
        "label": "Finite-lived Intangible Assets, Other Disclosures [Abstract]",
        "terseLabel": "Intangible Assets, Other Disclosures"
       }
      }
     },
     "localname": "FinitelivedIntangibleAssetsOtherDisclosuresAbstract",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "mvbf_FirstStateBankMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "First State Bank",
        "label": "First State Bank [Member]",
        "terseLabel": "First State Bank"
       }
      }
     },
     "localname": "FirstStateBankMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_FixedInterestRateNotesOriginatingBetweenOctober2006andApril2007DueBetweenOctober2021andApril2022Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fixed Interest Rate Notes, Originating Between October 2006 and April 2007, Due Between October 2021 and April 2022 [Member]",
        "label": "Fixed Interest Rate Notes, Originating Between October 2006 and April 2007, Due Between October 2021 and April 2022 [Member]",
        "terseLabel": "Fixed Interest Rate Notes, Originating Between October 2006 and April 2007, Due Between October 2021 and April 2022"
       }
      }
     },
     "localname": "FixedInterestRateNotesOriginatingBetweenOctober2006andApril2007DueBetweenOctober2021andApril2022Member",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSLongtermBorrowingsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_FixedInterestRateNotesOriginatingInNovember2019DueBetweenNovember2022AndNovember2024WithInterestOfBetween174And181PayableMonthlyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fixed Interest Rate Notes, Originating In November 2019, Due Between November 2022 and November 2024",
        "label": "Fixed Interest Rate Notes, Originating In November 2019, Due Between November 2022 and November 2024, With Interest Of Between 1.74% and 1.81% Payable Monthly [Member]",
        "terseLabel": "Fixed Interest Rate Notes, Originating In November 2019, Due Between November 2022 and November 2024, With Interest Of Between 1.74% and 1.81% Payable Monthly"
       }
      }
     },
     "localname": "FixedInterestRateNotesOriginatingInNovember2019DueBetweenNovember2022AndNovember2024WithInterestOfBetween174And181PayableMonthlyMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSLongtermBorrowingsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_FurnitureFixturesAndEquipmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities and a tangible personal property used to produce goods and services.",
        "label": "Furniture Fixtures And Equipment [Member]",
        "terseLabel": "Furniture, fixtures and equipment",
        "verboseLabel": "Furniture, Fixtures And Equipment"
       }
      }
     },
     "localname": "FurnitureFixturesAndEquipmentMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_GrandSoftwareMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Grand Software",
        "label": "Grand Software [Member]",
        "terseLabel": "Grand Software"
       }
      }
     },
     "localname": "GrandSoftwareMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_ImpairedFinancingReceivableMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Details pertaining to impaired financing receivables.",
        "label": "Impaired Financing Receivable [Member]",
        "terseLabel": "Impaired loans"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_ImpairedFinancingReceivableNumberOfBorrowersInForeclosure": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Impaired Financing Receivable, Number Of Borrowers In Foreclosure",
        "label": "Impaired Financing Receivable, Number Of Borrowers In Foreclosure",
        "terseLabel": "Number of borrowers"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableNumberOfBorrowersInForeclosure",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_ImpairedFinancingReceivableNumberofValuationMethodsUsedTotal": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Impaired Financing Receivable, Number of Valuation Methods Used, Total",
        "label": "Impaired Financing Receivable, Number of Valuation Methods Used, Total",
        "terseLabel": "Total valuation methods used on impaired loans"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableNumberofValuationMethodsUsedTotal",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_ImpairedFinancingReceivableRecordedInvestmentForeclosures": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Impaired Financing Receivable Recorded Investment, Foreclosures",
        "label": "Impaired Financing Receivable Recorded Investment, Foreclosures",
        "terseLabel": "Foreclosed properties held"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableRecordedInvestmentForeclosures",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_ImpairedFinancingReceivableRecordedInvestmentInProcessOfForeclosure": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the recorded investment amount of loans in process of foreclosure.",
        "label": "Impaired Financing Receivable Recorded Investment, In Process of Foreclosure",
        "terseLabel": "Investment in loans in the process of foreclosure"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableRecordedInvestmentInProcessOfForeclosure",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_ImpairedFinancingReceivableRecordedInvestmentIncreaseDecreasePercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Impaired Financing Receivable, Recorded Investment, Increase (Decrease), Percentage",
        "label": "Impaired Financing Receivable, Recorded Investment, Increase (Decrease), Percentage",
        "terseLabel": "Increase (decrease) in impaired loans (percentage)"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableRecordedInvestmentIncreaseDecreasePercentage",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "mvbf_ImpairedFinancingReceivableinProcessofForeclosureRelatedAllowance": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Impaired Financing Receivable, in Process of Foreclosure, Related Allowance",
        "label": "Impaired Financing Receivable, in Process of Foreclosure, Related Allowance",
        "terseLabel": "Related allowance"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableinProcessofForeclosureRelatedAllowance",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_ImpairedFinancingReceivablesAverageRecordedInvestmentIncludingInterestIncomeTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the average amount of investment of impaired financing receivables including related interest income.",
        "label": "Impaired Financing Receivables Average Recorded Investment Including Interest Income [Table Text Block]",
        "terseLabel": "Average Recorded Investment in Impaired Loans and Related Interest Income Recognized"
       }
      }
     },
     "localname": "ImpairedFinancingReceivablesAverageRecordedInvestmentIncludingInterestIncomeTableTextBlock",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "mvbf_ImpairedLoansMeasurementInput": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Impaired Loans, Measurement Input",
        "label": "Impaired Loans, Measurement Input",
        "terseLabel": "Impaired loans"
       }
      }
     },
     "localname": "ImpairedLoansMeasurementInput",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "decimalItemType"
    },
    "mvbf_IncomeLossFromContinuingOperationsBeforeIncomeLossFromEquityMethodInvestments": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the income or loss from continuing operations, which may also be defined as revenue less expenses from ongoing operations, after income taxes, but before income or loss from equity method investments.",
        "label": "Income (Loss) from Continuing Operations before Income (Loss) from Equity Method Investments",
        "totalLabel": "Net loss from continuing operations"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsBeforeIncomeLossFromEquityMethodInvestments",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_IncomeTaxReconciliationTaxEffectAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax Reconciliation Tax Effect [Abstract]",
        "verboseLabel": "Tax effect of:"
       }
      }
     },
     "localname": "IncomeTaxReconciliationTaxEffectAbstract",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "mvbf_IntercoastalMortgageCompanyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Intercoastal Mortgage Company",
        "label": "Intercoastal Mortgage Company [Member]",
        "terseLabel": "Intercoastal"
       }
      }
     },
     "localname": "IntercoastalMortgageCompanyMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails",
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_InterestRateSwapPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for the interest rate swap.",
        "label": "Interest Rate Swap [Policy Text Block]",
        "terseLabel": "Interest Rate Swap"
       }
      }
     },
     "localname": "InterestRateSwapPolicyTextBlock",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "mvbf_InvestmentSecuritiesAndFhlbLettersOfCreditMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investment Securities And Fhlb Letters Of Credit [Member]",
        "label": "Investment Securities And Fhlb Letters Of Credit [Member]",
        "terseLabel": "Investment Securities"
       }
      }
     },
     "localname": "InvestmentSecuritiesAndFhlbLettersOfCreditMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSRepurchaseAgreementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_JeffersonCountyWestVirginiaMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Jefferson County, West Virginia",
        "label": "Jefferson County, West Virginia [Member]",
        "terseLabel": "Jefferson County, WV"
       }
      }
     },
     "localname": "JeffersonCountyWestVirginiaMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_LeaseLiability": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Lease, Liability",
        "label": "Lease, Liability",
        "terseLabel": "Lease liabilities"
       }
      }
     },
     "localname": "LeaseLiability",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_LeaseRightOfUseAsset": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Lease, Right-Of-Use Asset",
        "label": "Lease, Right-Of-Use Asset",
        "terseLabel": "Right-of-use assets"
       }
      }
     },
     "localname": "LeaseRightOfUseAsset",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_LoanPortfolioInternalRiskRatingSystemConsideredAsNotCriticizedCategoriesNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the number of categories in internal risk rating system, which are considered as not criticized.",
        "label": "Loan Portfolio Internal Risk Rating System Considered as not Criticized Categories, Number",
        "terseLabel": "Number of categories in internal risk rating system considered as not criticized"
       }
      }
     },
     "localname": "LoanPortfolioInternalRiskRatingSystemConsideredAsNotCriticizedCategoriesNumber",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_LoanPortfolioInternalRiskRatingSystemPointsNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the number of points in internal risk rating system used by bank management to monitor the credit quality of the overall loan portfolio.",
        "label": "Loan Portfolio Internal Risk Rating System Points, Number",
        "terseLabel": "Number of points in internal risk rating system"
       }
      }
     },
     "localname": "LoanPortfolioInternalRiskRatingSystemPointsNumber",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_LoanRelationshipAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Loan Relationship [Axis]",
        "label": "Loan Relationship [Axis]",
        "terseLabel": "Loan Relationship [Axis]"
       }
      }
     },
     "localname": "LoanRelationshipAxis",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "mvbf_LoanRelationshipDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "[Domain] for Loan Relationship [Axis]",
        "label": "Loan Relationship [Domain]",
        "terseLabel": "Loan Relationship [Domain]"
       }
      }
     },
     "localname": "LoanRelationshipDomain",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_LoansAndLeasesReceivableRelatedPartiesRetirement": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the retirement of loan and lease receivables made to related parties.",
        "label": "Loans and Leases Receivable Related Parties Retirement",
        "negatedLabel": "Executive Officer and Director Retirements"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableRelatedPartiesRetirement",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/RELATEDPARTYTRANSACTIONSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_MVBBankIncMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to MVB Bank, Inc.",
        "label": "M V B Bank Inc [Member]",
        "terseLabel": "Subsidiary Bank"
       }
      }
     },
     "localname": "MVBBankIncMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_MarketingCostsPolicyTextBlockPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for marketing costs.",
        "label": "Marketing Costs Policy TextBlock [Policy Text Block]",
        "terseLabel": "Marketing Costs"
       }
      }
     },
     "localname": "MarketingCostsPolicyTextBlockPolicyTextBlock",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "mvbf_MaturitiesOfCertificatesOfDepositInOtherBanks": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 9.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maturities Of Certificates Of Deposit In Other Banks",
        "label": "Maturities Of Certificates Of Deposit In Other Banks",
        "terseLabel": "Proceeds from sale of certificates of deposit with banks"
       }
      }
     },
     "localname": "MaturitiesOfCertificatesOfDepositInOtherBanks",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_MeasurementInputCostMinusImpairmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement Input, Cost Minus Impairment",
        "label": "Measurement Input, Cost Minus Impairment [Member]",
        "terseLabel": "Cost minus impairment"
       }
      }
     },
     "localname": "MeasurementInputCostMinusImpairmentMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_MeasurementInputLiquidationExpenseMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement Input, Liquidation Expense [Member]",
        "label": "Measurement Input, Liquidation Expense [Member]",
        "terseLabel": "Liquidation expense"
       }
      }
     },
     "localname": "MeasurementInputLiquidationExpenseMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_MeasurementInputPullThroughRatesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement Input, Pull Through Rates [Member]",
        "label": "Measurement Input, Pull Through Rates [Member]",
        "terseLabel": "Pull through rates"
       }
      }
     },
     "localname": "MeasurementInputPullThroughRatesMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_MortgageBankingSegmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to the mortgage banking, a reportable segment of the entity.",
        "label": "Mortgage Banking Segment [Member]",
        "terseLabel": "Mortgage Banking"
       }
      }
     },
     "localname": "MortgageBankingSegmentMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_MortgageFeeIncome": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the amount of mortgage fee income.",
        "label": "Mortgage Fee Income",
        "negatedLabel": "Mortgage fee income",
        "terseLabel": "Mortgage fee income"
       }
      }
     },
     "localname": "MortgageFeeIncome",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_NetAssetValueMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Net Asset Value",
        "label": "Net Asset Value [Member]",
        "terseLabel": "Net asset value"
       }
      }
     },
     "localname": "NetAssetValueMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_NoncashStockOptionsExercised": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Noncash Stock Options Exercised",
        "label": "Noncash Stock Options Exercised",
        "terseLabel": "Employee stock-based compensation tax withholding obligations"
       }
      }
     },
     "localname": "NoncashStockOptionsExercised",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_NoninterestExpenseExcludingSalariesAndEmployeeBenefits": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the amount of noninterest expense excluding salaries and employee benefits.",
        "label": "Noninterest Expense Excluding Salaries and Employee Benefits",
        "terseLabel": "Other expenses"
       }
      }
     },
     "localname": "NoninterestExpenseExcludingSalariesAndEmployeeBenefits",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_NoninterestIncomeExcludingIncomeOnLoansHeldForSaleAndInsuranceIncome": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the amount of noninterest income excluding income on loans held for sale and insurance income.",
        "label": "Noninterest Income Excluding Income on Loans Held-for-sale and Insurance Income",
        "terseLabel": "Other income"
       }
      }
     },
     "localname": "NoninterestIncomeExcludingIncomeOnLoansHeldForSaleAndInsuranceIncome",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_NumberOfBorrowersDefaulted": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the number of borrowers defaulted.",
        "label": "Number Of Borrowers Defaulted",
        "terseLabel": "Number of borrowers defaulted"
       }
      }
     },
     "localname": "NumberOfBorrowersDefaulted",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_NumberOfEquityMethodInvestments": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number Of Equity Method Investments",
        "label": "Number Of Equity Method Investments",
        "terseLabel": "Number of equity method investments"
       }
      }
     },
     "localname": "NumberOfEquityMethodInvestments",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_NumberOfImpairedLoansPrimarilyResponsibleForIncrease": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the number of impaired loans primarily responsible for the increase in impaired loans during the period.",
        "label": "Number of Impaired Loans Primarily Responsible For Increase",
        "terseLabel": "Number of additional collateralized loans in the process of foreclosure"
       }
      }
     },
     "localname": "NumberOfImpairedLoansPrimarilyResponsibleForIncrease",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_NumberOfInvestments": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number Of Investments",
        "label": "Number Of Investments",
        "terseLabel": "Number of investments"
       }
      }
     },
     "localname": "NumberOfInvestments",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESSection42AffordableHousingDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_NumberOfLoansInProcessOfForeclosure": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the number of loans in process of foreclosure.",
        "label": "Number of Loans, In Process of Foreclosure",
        "terseLabel": "Number foreclosed properties held"
       }
      }
     },
     "localname": "NumberOfLoansInProcessOfForeclosure",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_NumberofLoanRelationshipsCausingIncreaseDecreaseinImpairedLoans": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of Loan Relationships Causing Increase (Decrease) in Impaired Loans",
        "label": "Number of Loan Relationships Causing Increase (Decrease) in Impaired Loans",
        "terseLabel": "Number of loan relationships causing increase in impaired loans"
       }
      }
     },
     "localname": "NumberofLoanRelationshipsCausingIncreaseDecreaseinImpairedLoans",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_OperatingLeaseLiabilityInitialRecognition": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Operating Lease, Liability, Initial Recognition",
        "label": "Operating Lease, Liability, Initial Recognition",
        "terseLabel": "Initial recognition of operating lease liabilities"
       }
      }
     },
     "localname": "OperatingLeaseLiabilityInitialRecognition",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_OperatingLeaseRightOfUseAssetAmortization": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Operating Lease, Right-Of-Use Asset, Amortization",
        "label": "Operating Lease, Right-Of-Use Asset, Amortization",
        "terseLabel": "Amortization of operating lease right-of-use asset"
       }
      }
     },
     "localname": "OperatingLeaseRightOfUseAssetAmortization",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_OperatingLeaseRightOfUseAssetInitialRecognition": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Operating Lease, Right-Of-Use Asset, Initial Recognition",
        "label": "Operating Lease, Right-Of-Use Asset, Initial Recognition",
        "terseLabel": "Initial recognition of operating lease right-of-use assets"
       }
      }
     },
     "localname": "OperatingLeaseRightOfUseAssetInitialRecognition",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_OptionsExercisableAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Options Exercisable [Abstract]",
        "label": "Options Exercisable [Abstract]",
        "terseLabel": "Options\u00a0Exercisable"
       }
      }
     },
     "localname": "OptionsExercisableAbstract",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "mvbf_OptionsOutstandingAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Options Outstanding [Abstract]",
        "label": "Options Outstanding [Abstract]",
        "terseLabel": "Options\u00a0Outstanding"
       }
      }
     },
     "localname": "OptionsOutstandingAbstract",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "mvbf_OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossBeforeReclassificationTax": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other Comprehensive Income (Loss) Net Investment Hedge Gain (Loss) Before Reclassification Tax",
        "label": "Other Comprehensive Income (Loss) Net Investment Hedge Gain (Loss) Before Reclassification Tax",
        "terseLabel": "Income tax effect"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossBeforeReclassificationTax",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_OtherLoanCommitmentsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to other loan commitments.",
        "label": "Other Loan Commitments [Member]",
        "terseLabel": "Other loan commitments"
       }
      }
     },
     "localname": "OtherLoanCommitmentsMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/COMMITMENTSANDCONTINGENTLIABILITIESDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_OtherPurchasedLoansMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other Purchased Loans",
        "label": "Other Purchased Loans [Member]",
        "terseLabel": "Other purchased loans"
       }
      }
     },
     "localname": "OtherPurchasedLoansMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_OtherRealEstateOwnedMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents details pertaining to other real estate owned.",
        "label": "Other Real Estate Owned [Member]",
        "terseLabel": "Other real estate owned"
       }
      }
     },
     "localname": "OtherRealEstateOwnedMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_OtherSecuritiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other Securities [Member]",
        "label": "Other Securities [Member]",
        "terseLabel": "Other securities"
       }
      }
     },
     "localname": "OtherSecuritiesMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_PaladinMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Paladin",
        "label": "Paladin [Member]",
        "terseLabel": "Paladin"
       }
      }
     },
     "localname": "PaladinMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_PaymentsForAssetAcquisitions": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Payments For Asset Acquisitions",
        "label": "Payments For Asset Acquisitions",
        "terseLabel": "Payments for asset acquisitions"
       }
      }
     },
     "localname": "PaymentsForAssetAcquisitions",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_PaymentsForDivestiture": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 17.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Payments For Divestiture",
        "label": "Payments For Divestiture",
        "negatedTerseLabel": "Proceeds from divestitures"
       }
      }
     },
     "localname": "PaymentsForDivestiture",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_PaymentsToAcquireCertificatesOfDepositsInOtherBanks": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 10.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Payments To Acquire Certificates Of Deposits In Other Banks",
        "label": "Payments To Acquire Certificates Of Deposits In Other Banks",
        "negatedLabel": "Purchases of certificates of deposit with banks"
       }
      }
     },
     "localname": "PaymentsToAcquireCertificatesOfDepositsInOtherBanks",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_PerformanceBasedRestrictedStockUnitsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Performance Based, Restricted Stock Units [Member]",
        "label": "Performance Based, Restricted Stock Units [Member]",
        "terseLabel": "Performance Based, Restricted Stock Units"
       }
      }
     },
     "localname": "PerformanceBasedRestrictedStockUnitsMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_PeriodBetweenIssuanceOfLoanCommitmentAndClosingAndSaleOfLoan": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the period between issuance of a loan commitment and closing and sale of loan.",
        "label": "Period Between Issuance of Loan Commitment and Closing and Sale of Loan",
        "terseLabel": "Period between issuance of a loan commitment and closing and sale of the loan"
       }
      }
     },
     "localname": "PeriodBetweenIssuanceOfLoanCommitmentAndClosingAndSaleOfLoan",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "mvbf_PeriodPastDueForLoansToBeConsideredDelinquent": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the period past due for loans to be considered as delinquent.",
        "label": "Period Past Due for Loans to be Considered Delinquent",
        "terseLabel": "Period past due for loans to be considered as delinquent"
       }
      }
     },
     "localname": "PeriodPastDueForLoansToBeConsideredDelinquent",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "mvbf_PortfolioRiskMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Portfolio Risk [Member]",
        "label": "Portfolio Risk [Member]",
        "terseLabel": "Portfolio Risk"
       }
      }
     },
     "localname": "PortfolioRiskMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_PrepaidAssetDefinedBenefitPensionPlan": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Prepaid Asset, Defined Benefit Pension Plan",
        "label": "Prepaid Asset, Defined Benefit Pension Plan",
        "totalLabel": "Prepaid pension cost recognized"
       }
      }
     },
     "localname": "PrepaidAssetDefinedBenefitPensionPlan",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_ProceedsAndRepaymentsOfFederalHomeLoanBankBorrowings": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Proceeds And Repayments Of Federal Home Loan Bank Borrowings",
        "label": "Proceeds And Repayments Of Federal Home Loan Bank Borrowings",
        "terseLabel": "Net change in FHLB and other borrowings"
       }
      }
     },
     "localname": "ProceedsAndRepaymentsOfFederalHomeLoanBankBorrowings",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_ProceedsFromRepaymentsOfSubordinatedDebt": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 9.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Proceeds From (Repayments Of) Subordinated Debt",
        "label": "Proceeds From (Repayments Of) Subordinated Debt",
        "verboseLabel": "Subordinated debt issuance (redemption)"
       }
      }
     },
     "localname": "ProceedsFromRepaymentsOfSubordinatedDebt",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_ProceedsFromSaleOfEquitySecurities": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 15.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Proceeds From Sale Of Equity Securities",
        "label": "Proceeds From Sale Of Equity Securities",
        "terseLabel": "Sales of equity securities"
       }
      }
     },
     "localname": "ProceedsFromSaleOfEquitySecurities",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_ProceedsFromSaleOfEquitySecuritiesFVNI": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Proceeds From Sale Of Equity Securities, FV-NI",
        "label": "Proceeds From Sale Of Equity Securities, FV-NI",
        "terseLabel": "Sales of equity investments"
       }
      }
     },
     "localname": "ProceedsFromSaleOfEquitySecuritiesFVNI",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESGainslossesonsalesofinvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_RealEstateInvestmentTrustsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Real Estate Investment Trusts",
        "label": "Real Estate Investment Trusts [Member]",
        "terseLabel": "Real estate investment trusts"
       }
      }
     },
     "localname": "RealEstateInvestmentTrustsMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetAllocationsDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_RestructuredEquipmentLoanMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Restructured Equipment Loan",
        "label": "Restructured Equipment Loan [Member]",
        "terseLabel": "Restructured Equipment Loan"
       }
      }
     },
     "localname": "RestructuredEquipmentLoanMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_SBAPaycheckProtectionProgramMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "SBA Paycheck Protection Program",
        "label": "SBA Paycheck Protection Program [Member]",
        "terseLabel": "SBA PPP"
       }
      }
     },
     "localname": "SBAPaycheckProtectionProgramMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPPPLoansandCARESActDeferralsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_ScheduleOfDepositsTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the components of deposit liabilities held by the entity.",
        "label": "Schedule of Deposits [Table Text Block]",
        "terseLabel": "Schedule of Deposits"
       }
      }
     },
     "localname": "ScheduleOfDepositsTableTextBlock",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "mvbf_ScheduleOfEstimatedFutureEmployerContributionsAndExpectedBenefitPaymentsTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of employer's best estimate of contributions expected during the next fiscal year beginning after the date of the latest statement of financial position and benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter.",
        "label": "Schedule of Estimated Future Employer Contributions and Expected Benefit Payments [Table Text Block]",
        "terseLabel": "Estimate of Plan Contributions in Future Years"
       }
      }
     },
     "localname": "ScheduleOfEstimatedFutureEmployerContributionsAndExpectedBenefitPaymentsTableTextBlock",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "mvbf_ScheduleOfFairValueOfPensionPlanAssetsTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the fair value of each major category of plan assets of pension plans and/or other employee benefit plans, and the level within the fair value hierarchy in which the fair value measurements fall.",
        "label": "Schedule of Fair Value of Pension Plan Assets [Table Text Block]",
        "terseLabel": "Plan Assets at Fair Value by Level"
       }
      }
     },
     "localname": "ScheduleOfFairValueOfPensionPlanAssetsTableTextBlock",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "mvbf_ScheduleOfLoansEvaluatedForImpairmentTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure related to loans evaluated for impairment.",
        "label": "Schedule of Loans Evaluated for Impairment [Table Text Block]",
        "terseLabel": "Primary Segments of the Loan Portfolio"
       }
      }
     },
     "localname": "ScheduleOfLoansEvaluatedForImpairmentTableTextBlock",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "mvbf_ScheduleOfPensionPlanAssetAllocationTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the target allocation and actual allocation for the major categories of plan assets of pension plans.",
        "label": "Schedule of Pension Plan Asset Allocation [Table Text Block]",
        "terseLabel": "Pension Plan Asset Allocations"
       }
      }
     },
     "localname": "ScheduleOfPensionPlanAssetAllocationTableTextBlock",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "mvbf_ScheduleOfTimeDepositContractualMaturitiesTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the aggregate amount of maturities for all time deposits for each of the five years following the date of the latest balance sheet presented.",
        "label": "Schedule of Time Deposit Contractual Maturities [Table Text Block]",
        "terseLabel": "Maturities of Time Deposits"
       }
      }
     },
     "localname": "ScheduleOfTimeDepositContractualMaturitiesTableTextBlock",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "mvbf_SeriesBAndSeriesCPreferredStockMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Series B And Series C preferred Stock",
        "label": "Series B And Series C preferred Stock [Member]",
        "terseLabel": "Series B and Series C preferred Stock"
       }
      }
     },
     "localname": "SeriesBAndSeriesCPreferredStockMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SUBSEQUENTEVENTDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfVestingInstallments": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Number of Vesting Installments",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Number of Vesting Installments",
        "terseLabel": "Number of vesting installments"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfVestingInstallments",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "mvbf_SpecificReserveAllocationsForTroubledDebtRestructurings": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents specific reserve allocations for troubled debt restructurings.",
        "label": "Specific Reserve Allocations for Troubled Debt Restructurings",
        "terseLabel": "Specific reserve allocations for TDR's"
       }
      }
     },
     "localname": "SpecificReserveAllocationsForTroubledDebtRestructurings",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_SubordinatedDebenturesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents information pertaining to the subordinated debentures which mature in 2037.",
        "label": "Subordinated Debentures [Member]",
        "terseLabel": "Subordinated Debentures"
       }
      }
     },
     "localname": "SubordinatedDebenturesMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_SubordinatedDebtAverageOutstandingAmount": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For the form of subordinated debt having, average borrowings during the period.",
        "label": "Subordinated Debt Average Outstanding Amount",
        "terseLabel": "Average balance during the year"
       }
      }
     },
     "localname": "SubordinatedDebtAverageOutstandingAmount",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_SubordinatedDebtMaximumMonthendOutstandingAmount": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For the form of subordinated debt , maximum month-end borrowings during the period.",
        "label": "Subordinated Debt Maximum Monthend Outstanding Amount",
        "terseLabel": "Maximum month-end balance"
       }
      }
     },
     "localname": "SubordinatedDebtMaximumMonthendOutstandingAmount",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_SummaryOfSignificantAccountingPoliciesLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Summary of Significant Accounting Policies [Line Items]",
        "terseLabel": "Summary of Significant Accounting Policies [Line Items]"
       }
      }
     },
     "localname": "SummaryOfSignificantAccountingPoliciesLineItems",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "mvbf_SummaryOfSignificantAccountingPoliciesTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information related to various accounting policies of the entity.",
        "label": "Summary of Significant Accounting Policies [Table]",
        "terseLabel": "Summary of Significant Accounting Policies [Table]"
       }
      }
     },
     "localname": "SummaryOfSignificantAccountingPoliciesTable",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "mvbf_TaxCutsAndJobsActReclassificationFromAOCIToRetainedEarningsTaxEffect": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tax Cuts And Jobs Act, Reclassification From AOCI To Retained Earnings, Tax Effect",
        "label": "Tax Cuts And Jobs Act, Reclassification From AOCI To Retained Earnings, Tax Effect",
        "terseLabel": "Stranded AOCI"
       }
      }
     },
     "localname": "TaxCutsAndJobsActReclassificationFromAOCIToRetainedEarningsTaxEffect",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "mvbf_TheFirstStateBankMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The First State Bank",
        "label": "The First State Bank [Member]",
        "terseLabel": "The First State Bank"
       }
      }
     },
     "localname": "TheFirstStateBankMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESProFormaInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_TimeBasedRestrictedStockUnitsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Time Based, Restricted Stock Units [Member]",
        "label": "Time Based, Restricted Stock Units [Member]",
        "terseLabel": "Time Based, Restricted Stock Units"
       }
      }
     },
     "localname": "TimeBasedRestrictedStockUnitsMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "mvbf_TroubledDebtRestructuredLoansMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Troubled Debt Restructured Loans [Member]",
        "label": "Troubled Debt Restructured Loans [Member]",
        "terseLabel": "Troubled Debt Restructured Loans"
       }
      }
     },
     "localname": "TroubledDebtRestructuredLoansMember",
     "nsuri": "http://mvbbanking.com/20201231",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_CondensedBalanceSheetStatementTable": {
     "auth_ref": [
      "r158",
      "r645",
      "r942"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about condensed balance sheet, including, but not limited to, balance sheets of consolidated entities and consolidation eliminations.",
        "label": "Condensed Balance Sheet Statement [Table]",
        "terseLabel": "Condensed Balance Sheet Statement [Table]"
       }
      }
     },
     "localname": "CondensedBalanceSheetStatementTable",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_CondensedBalanceSheetStatementsCaptionsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Condensed Balance Sheet Statements, Captions [Line Items]",
        "terseLabel": "Condensed Balance sheets"
       }
      }
     },
     "localname": "CondensedBalanceSheetStatementsCaptionsLineItems",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_CondensedCashFlowStatementTable": {
     "auth_ref": [
      "r158",
      "r645",
      "r943"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about condensed cash flow statement, including, but not limited to, cash flow statements of consolidated entities and consolidation eliminations.",
        "label": "Condensed Cash Flow Statement [Table]",
        "terseLabel": "Condensed Cash Flow Statement [Table]"
       }
      }
     },
     "localname": "CondensedCashFlowStatementTable",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_CondensedCashFlowStatementsCaptionsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Condensed Cash Flow Statements, Captions [Line Items]",
        "terseLabel": "Condensed Statements of cash flows"
       }
      }
     },
     "localname": "CondensedCashFlowStatementsCaptionsLineItems",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_CondensedFinancialInformationOfParentCompanyOnlyDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Condensed Financial Information Disclosure [Abstract]",
        "terseLabel": "Condensed Financial Information Disclosure [Abstract]"
       }
      }
     },
     "localname": "CondensedFinancialInformationOfParentCompanyOnlyDisclosureAbstract",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "srt_CondensedIncomeStatementTable": {
     "auth_ref": [
      "r158",
      "r645",
      "r943"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about condensed income statement including, but not limited to, income statements of consolidated entities and consolidation eliminations.",
        "label": "Condensed Income Statement [Table]",
        "terseLabel": "Condensed Income Statement [Table]"
       }
      }
     },
     "localname": "CondensedIncomeStatementTable",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_CondensedIncomeStatementsCaptionsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Condensed Income Statements, Captions [Line Items]",
        "terseLabel": "Condensed Statements of income"
       }
      }
     },
     "localname": "CondensedIncomeStatementsCaptionsLineItems",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_ConsolidatedEntitiesAxis": {
     "auth_ref": [
      "r649",
      "r650",
      "r653",
      "r654",
      "r928",
      "r940"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by consolidated entity or group of entities.",
        "label": "Consolidated Entities [Axis]",
        "terseLabel": "Consolidated Entities [Axis]"
       }
      }
     },
     "localname": "ConsolidatedEntitiesAxis",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails",
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_ConsolidatedEntitiesDomain": {
     "auth_ref": [
      "r649",
      "r650",
      "r653",
      "r654"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Entity or group of entities consolidated into reporting entity.",
        "label": "Consolidated Entities [Domain]",
        "terseLabel": "Consolidated Entities [Domain]"
       }
      }
     },
     "localname": "ConsolidatedEntitiesDomain",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails",
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ConsolidationItemsAxis": {
     "auth_ref": [
      "r207",
      "r226",
      "r227",
      "r228",
      "r229",
      "r231",
      "r233",
      "r237"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by components, eliminations, non-segment corporate-level activity and reconciling items used in consolidating a parent entity and its subsidiaries or its operating segments.",
        "label": "Consolidation Items [Axis]",
        "terseLabel": "Consolidation Items [Axis]"
       }
      }
     },
     "localname": "ConsolidationItemsAxis",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_ConsolidationItemsDomain": {
     "auth_ref": [
      "r207",
      "r226",
      "r227",
      "r228",
      "r229",
      "r231",
      "r233",
      "r237"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Components, elimination, non-segment corporate-level activity and reconciling items used in consolidating a parent entity and its subsidiaries or its operating segments.",
        "label": "Consolidation Items [Domain]",
        "terseLabel": "Consolidation Items [Domain]"
       }
      }
     },
     "localname": "ConsolidationItemsDomain",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_DirectorMember": {
     "auth_ref": [
      "r245"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Person serving on board of directors.",
        "label": "Director [Member]",
        "terseLabel": "Director"
       }
      }
     },
     "localname": "DirectorMember",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_EquityMethodInvesteeNameDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of investment, including named security. Excludes consolidated entity.",
        "label": "Investment, Name [Domain]",
        "terseLabel": "Investment, Name [Domain]"
       }
      }
     },
     "localname": "EquityMethodInvesteeNameDomain",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails",
      "http://mvbbanking.com/role/INCOMETAXESSection42AffordableHousingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_MaximumMember": {
     "auth_ref": [
      "r525",
      "r530",
      "r742",
      "r743",
      "r744",
      "r746",
      "r747",
      "r748",
      "r777",
      "r887",
      "r889"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Upper limit of the provided range.",
        "label": "Maximum [Member]",
        "terseLabel": "Maximum"
       }
      }
     },
     "localname": "MaximumMember",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSLongtermBorrowingsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_MinimumMember": {
     "auth_ref": [
      "r525",
      "r530",
      "r742",
      "r743",
      "r744",
      "r746",
      "r747",
      "r748",
      "r777",
      "r887",
      "r889"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Lower limit of the provided range.",
        "label": "Minimum [Member]",
        "terseLabel": "Minimum"
       }
      }
     },
     "localname": "MinimumMember",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSLongtermBorrowingsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ParentCompanyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The registrant that controls, directly or indirectly, another entity (or entities). The usual condition for control is ownership of a majority (over 50%) of the outstanding voting stock. The power to control may also exist with a lesser percentage of ownership, for example, by contract, lease, agreement with other stockholders or by court decree.",
        "label": "Parent Company [Member]",
        "terseLabel": "Parent Company"
       }
      }
     },
     "localname": "ParentCompanyMember",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails",
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_RangeAxis": {
     "auth_ref": [
      "r467",
      "r525",
      "r530",
      "r742",
      "r743",
      "r744",
      "r746",
      "r747",
      "r748",
      "r777",
      "r887",
      "r889"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by statistical measurement. Includes, but is not limited to, minimum, maximum, weighted average, arithmetic average, and median.",
        "label": "Statistical Measurement [Axis]",
        "terseLabel": "Range [Axis]"
       }
      }
     },
     "localname": "RangeAxis",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSLongtermBorrowingsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_RangeMember": {
     "auth_ref": [
      "r467",
      "r525",
      "r530",
      "r742",
      "r743",
      "r744",
      "r746",
      "r747",
      "r748",
      "r777",
      "r887",
      "r889"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Statistical measurement. Includes, but is not limited to, minimum, maximum, weighted average, arithmetic average, and median.",
        "label": "Statistical Measurement [Domain]",
        "terseLabel": "Range [Domain]"
       }
      }
     },
     "localname": "RangeMember",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSLongtermBorrowingsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ScheduleOfCondensedBalanceSheetTableTextBlock": {
     "auth_ref": [
      "r944"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of condensed balance sheet, including, but not limited to, balance sheets of consolidated entities and consolidation eliminations.",
        "label": "Condensed Balance Sheet [Table Text Block]",
        "terseLabel": "Condensed Balance Sheets"
       }
      }
     },
     "localname": "ScheduleOfCondensedBalanceSheetTableTextBlock",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "srt_ScheduleOfCondensedCashFlowStatementTableTextBlock": {
     "auth_ref": [
      "r944"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of condensed cash flow statement, including, but not limited to, cash flow statements of consolidated entities and consolidation eliminations.",
        "label": "Condensed Cash Flow Statement [Table Text Block]",
        "terseLabel": "Condensed Statements of Cash Flows"
       }
      }
     },
     "localname": "ScheduleOfCondensedCashFlowStatementTableTextBlock",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "srt_ScheduleOfCondensedIncomeStatementTableTextBlock": {
     "auth_ref": [
      "r944"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of condensed income statement, including, but not limited to, income statements of consolidated entities and consolidation eliminations.",
        "label": "Condensed Income Statement [Table Text Block]",
        "terseLabel": "Condensed Statements of Income"
       }
      }
     },
     "localname": "ScheduleOfCondensedIncomeStatementTableTextBlock",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis": {
     "auth_ref": [
      "r326"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by name of investment, including named security. Excludes consolidated entity.",
        "label": "Investment, Name [Axis]",
        "terseLabel": "Investment, Name [Axis]"
       }
      }
     },
     "localname": "ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails",
      "http://mvbbanking.com/role/INCOMETAXESSection42AffordableHousingDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_SegmentGeographicalDomain": {
     "auth_ref": [
      "r240",
      "r241",
      "r436",
      "r438",
      "r888",
      "r919",
      "r920",
      "r921",
      "r922",
      "r923",
      "r924",
      "r925",
      "r926"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Geographical area.",
        "label": "Geographical [Domain]",
        "terseLabel": "Geographical [Domain]"
       }
      }
     },
     "localname": "SegmentGeographicalDomain",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_StatementGeographicalAxis": {
     "auth_ref": [
      "r240",
      "r241",
      "r436",
      "r438",
      "r888",
      "r914",
      "r919",
      "r920",
      "r921",
      "r922",
      "r923",
      "r924",
      "r925",
      "r926",
      "r927",
      "r939",
      "r941"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by geographical components.",
        "label": "Geographical [Axis]",
        "terseLabel": "Geographical [Axis]"
       }
      }
     },
     "localname": "StatementGeographicalAxis",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_TitleOfIndividualAxis": {
     "auth_ref": [
      "r245",
      "r730"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by title of individual or nature of relationship to individual or group of individuals.",
        "label": "Title of Individual [Axis]",
        "terseLabel": "Title of Individual [Axis]"
       }
      }
     },
     "localname": "TitleOfIndividualAxis",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_TitleOfIndividualWithRelationshipToEntityDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Title of individual, or nature of relationship to individual or group of individuals.",
        "label": "Title of Individual [Domain]",
        "terseLabel": "Relationship to Entity [Domain]"
       }
      }
     },
     "localname": "TitleOfIndividualWithRelationshipToEntityDomain",
     "nsuri": "http://fasb.org/srt/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AOCIAttributableToParentNetOfTaxRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "AOCI Attributable to Parent, Net of Tax [Roll Forward]",
        "terseLabel": "Accumulated Other Comprehensive Income (AOCI)"
       }
      }
     },
     "localname": "AOCIAttributableToParentNetOfTaxRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccountingPoliciesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounting Policies [Abstract]",
        "terseLabel": "Accounting Policies [Abstract]"
       }
      }
     },
     "localname": "AccountingPoliciesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccountsNotesAndLoansReceivableLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Accounts, Notes, Loans and Financing Receivable [Line Items]",
        "terseLabel": "Primary segments of the loan portfolio:",
        "verboseLabel": "Components of loans"
       }
      }
     },
     "localname": "AccountsNotesAndLoansReceivableLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccruedLiabilitiesCurrentAndNoncurrent": {
     "auth_ref": [
      "r800",
      "r871"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities.",
        "label": "Accrued Liabilities",
        "terseLabel": "Accrued interest payable and other liabilities"
       }
      }
     },
     "localname": "AccruedLiabilitiesCurrentAndNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember": {
     "auth_ref": [
      "r71",
      "r76",
      "r79",
      "r652"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated other comprehensive (income) loss related to defined benefit plans attributable to the parent.",
        "label": "Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]",
        "terseLabel": "Defined benefit pension plan items",
        "verboseLabel": "Defined\u00a0benefit pension plan items"
       }
      }
     },
     "localname": "AccumulatedDefinedBenefitPlansAdjustmentMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails",
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember": {
     "auth_ref": [
      "r68",
      "r69",
      "r70",
      "r76",
      "r79"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), attributable to parent.",
        "label": "AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent [Member]",
        "terseLabel": "Available-for-sale securities",
        "verboseLabel": "Unrealized gains (losses) on available for-sale securities"
       }
      }
     },
     "localname": "AccumulatedNetUnrealizedInvestmentGainLossMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails",
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Accumulated Other Comprehensive Income (Loss) [Line Items]",
        "terseLabel": "Accumulated other comprehensive income (loss)"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax": {
     "auth_ref": [
      "r43",
      "r73",
      "r75",
      "r76",
      "r868",
      "r894",
      "r895"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 5.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.",
        "label": "Accumulated Other Comprehensive Income (Loss), Net of Tax",
        "terseLabel": "Accumulated other comprehensive income (loss)"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossTable": {
     "auth_ref": [
      "r700",
      "r701",
      "r702",
      "r703",
      "r704",
      "r706"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about components of accumulated other comprehensive income (loss).",
        "label": "Accumulated Other Comprehensive Income (Loss) [Table]",
        "terseLabel": "Accumulated Other Comprehensive Income (Loss) [Table]"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeMember": {
     "auth_ref": [
      "r72",
      "r76",
      "r79",
      "r160",
      "r161",
      "r162",
      "r652",
      "r890",
      "r891"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated increase (decrease) in equity from transactions and other events and circumstances from non-owner sources, attributable to the parent. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners.",
        "label": "AOCI Attributable to Parent [Member]",
        "terseLabel": "Accumulated other comprehensive income (loss)",
        "verboseLabel": "AOCI attributable to parent"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AdditionalPaidInCapitalCommonStock": {
     "auth_ref": [
      "r41"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 3.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital.",
        "label": "Additional Paid in Capital, Common Stock",
        "terseLabel": "Additional paid-in capital"
       }
      }
     },
     "localname": "AdditionalPaidInCapitalCommonStock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AdditionalPaidInCapitalMember": {
     "auth_ref": [
      "r160",
      "r161",
      "r162",
      "r570",
      "r571",
      "r572"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders.",
        "label": "Additional Paid-in Capital [Member]",
        "terseLabel": "Additional paid-in capital"
       }
      }
     },
     "localname": "AdditionalPaidInCapitalMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AdjustmentsToAdditionalPaidInCapitalMarkToMarket": {
     "auth_ref": [
      "r416",
      "r423"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) to additional paid in capital (APIC) resulting from changes in fair value of common and preferred stock issued to employee benefit trust but unearned.",
        "label": "Adjustments to Additional Paid in Capital, Fair Value",
        "terseLabel": "Market-to-market on equity positions"
       }
      }
     },
     "localname": "AdjustmentsToAdditionalPaidInCapitalMarkToMarket",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase to additional paid-in capital (APIC) for recognition of cost for restricted stock unit under share-based payment arrangement.",
        "label": "APIC, Share-based Payment Arrangement, Restricted Stock Unit, Increase for Cost Recognition",
        "terseLabel": "Restricted stock units vested"
       }
      }
     },
     "localname": "AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue": {
     "auth_ref": [
      "r532",
      "r534",
      "r576",
      "r577"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.",
        "label": "APIC, Share-based Payment Arrangement, Increase for Cost Recognition",
        "terseLabel": "Stock-based compensation"
       }
      }
     },
     "localname": "AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]",
        "terseLabel": "Adjustments to reconcile net income to net cash from operating activities:"
       }
      }
     },
     "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AllocatedShareBasedCompensationExpense": {
     "auth_ref": [
      "r534",
      "r566",
      "r575"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.",
        "label": "Share-based Payment Arrangement, Expense",
        "terseLabel": "Total Stock-based compensation expense"
       }
      }
     },
     "localname": "AllocatedShareBasedCompensationExpense",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofStockBasedCompensationExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock": {
     "auth_ref": [
      "r257",
      "r342"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of allowance for credit loss on financing receivable.",
        "label": "Financing Receivable, Allowance for Credit Loss [Table Text Block]",
        "terseLabel": "Allowance Activity"
       }
      }
     },
     "localname": "AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_AmortizationMethodQualifiedAffordableHousingProjectInvestments": {
     "auth_ref": [
      "r331"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in qualified affordable housing projects.",
        "label": "Amortization Method Qualified Affordable Housing Project Investments",
        "terseLabel": "Investment amount"
       }
      }
     },
     "localname": "AmortizationMethodQualifiedAffordableHousingProjectInvestments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESSection42AffordableHousingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AmortizationOfIntangibleAssets": {
     "auth_ref": [
      "r133",
      "r378",
      "r385"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.",
        "label": "Amortization of Intangible Assets",
        "negatedLabel": "Accumulated Amortization expense"
       }
      }
     },
     "localname": "AmortizationOfIntangibleAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount": {
     "auth_ref": [
      "r190"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.",
        "label": "Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount",
        "terseLabel": "Antidilutive securities (in shares)"
       }
      }
     },
     "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis": {
     "auth_ref": [
      "r190"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of antidilutive security.",
        "label": "Antidilutive Securities [Axis]",
        "terseLabel": "Antidilutive Securities [Axis]"
       }
      }
     },
     "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AntidilutiveSecuritiesNameDomain": {
     "auth_ref": [
      "r190"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Incremental common shares attributable to securities that were not included in diluted earnings per share (EPS) because to do so would increase EPS amounts or decrease loss per share amounts for the period presented.",
        "label": "Antidilutive Securities, Name [Domain]",
        "terseLabel": "Antidilutive Securities, Name [Domain]"
       }
      }
     },
     "localname": "AntidilutiveSecuritiesNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_Assets": {
     "auth_ref": [
      "r148",
      "r215",
      "r228",
      "r235",
      "r329",
      "r649",
      "r653",
      "r698",
      "r787",
      "r864"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.",
        "label": "Assets",
        "terseLabel": "Total assets",
        "totalLabel": "TOTAL ASSETS",
        "verboseLabel": "Assets"
       }
      }
     },
     "localname": "Assets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails",
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets [Abstract]",
        "terseLabel": "ASSETS",
        "verboseLabel": "Assets"
       }
      }
     },
     "localname": "AssetsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails",
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AssetsFairValueDisclosure": {
     "auth_ref": [
      "r676"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.",
        "label": "Assets, Fair Value Disclosure",
        "terseLabel": "Fair\u00a0Value"
       }
      }
     },
     "localname": "AssetsFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation": {
     "auth_ref": [
      "r2",
      "r3",
      "r17",
      "r19",
      "r23",
      "r397"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 10.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as assets attributable to disposal group held for sale or disposed of.",
        "label": "Disposal Group, Including Discontinued Operation, Assets",
        "terseLabel": "Assets of branches held-for-sale"
       }
      }
     },
     "localname": "AssetsOfDisposalGroupIncludingDiscontinuedOperation",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAssetsandLiabilitiesofBranchesHeldforSaleDetails",
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax": {
     "auth_ref": [
      "r302"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax",
        "terseLabel": "Unrealized Gain"
       }
      }
     },
     "localname": "AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax": {
     "auth_ref": [
      "r303"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax",
        "negatedTerseLabel": "Unrealized Loss"
       }
      }
     },
     "localname": "AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis": {
     "auth_ref": [
      "r300",
      "r360"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-sale, Amortized Cost",
        "totalLabel": "Amortized Cost"
       }
      }
     },
     "localname": "AvailableForSaleDebtSecuritiesAmortizedCostBasis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss [Abstract]",
        "terseLabel": "Investments in an Unrealized Loss Position"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost": {
     "auth_ref": [
      "r308"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10",
        "terseLabel": "After five years, but within ten years"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue": {
     "auth_ref": [
      "r304",
      "r308",
      "r839"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtSecurities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10",
        "terseLabel": "After five years, but within ten years"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost": {
     "auth_ref": [
      "r307"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year One Through Five",
        "terseLabel": "After one year, but within five years"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue": {
     "auth_ref": [
      "r304",
      "r307",
      "r838"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtSecurities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five",
        "terseLabel": "After one year, but within five years"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost": {
     "auth_ref": [
      "r309"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 10",
        "terseLabel": "After ten years"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue": {
     "auth_ref": [
      "r304",
      "r309",
      "r840"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtSecurities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10",
        "terseLabel": "After ten years"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-sale, Amortized Cost, Fiscal Year Maturity [Abstract]",
        "terseLabel": "Available for sale, Amortized Cost"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-sale, Fair Value, Fiscal Year Maturity [Abstract]",
        "terseLabel": "Available for sale, Fair Value"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost": {
     "auth_ref": [
      "r306"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One",
        "terseLabel": "Within one year"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue": {
     "auth_ref": [
      "r304",
      "r306",
      "r837"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtSecurities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One",
        "terseLabel": "Within one year"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtSecurities": {
     "auth_ref": [
      "r297",
      "r301",
      "r360",
      "r793"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 5.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-sale",
        "terseLabel": "Investment securities available-for-sale",
        "totalLabel": "Fair Value",
        "verboseLabel": "Fair Value"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtSecurities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AwardTypeAxis": {
     "auth_ref": [
      "r535",
      "r568"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of award under share-based payment arrangement.",
        "label": "Award Type [Axis]",
        "terseLabel": "Award Type [Axis]"
       }
      }
     },
     "localname": "AwardTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionValuationAssumptionsDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofStockBasedCompensationExpenseDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BankOwnedLifeInsurance": {
     "auth_ref": [
      "r786"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 7.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The carrying amount of a life insurance policy on an officer, executive or employee for which the reporting entity (a bank) is entitled to proceeds from the policy upon death of the insured or surrender of the insurance policy.",
        "label": "Bank Owned Life Insurance",
        "terseLabel": "Bank-owned life insurance"
       }
      }
     },
     "localname": "BankOwnedLifeInsurance",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BankOwnedLifeInsuranceIncome": {
     "auth_ref": [
      "r823"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 22.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Earnings on or other increases in the value of the cash surrender value of bank owned life insurance policies.",
        "label": "Bank Owned Life Insurance Income",
        "negatedLabel": "Income on bank-owned life insurance, including death benefit proceeds in excess of cash surrender value"
       }
      }
     },
     "localname": "BankOwnedLifeInsuranceIncome",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BankingAndThriftOtherDisclosuresAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Banking and Thrift, Other Disclosures [Abstract]"
       }
      }
     },
     "localname": "BankingAndThriftOtherDisclosuresAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_BasisOfAccountingPolicyPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for basis of accounting, or basis of presentation, used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS).",
        "label": "Basis of Accounting, Policy [Policy Text Block]",
        "terseLabel": "Basis of Presentation"
       }
      }
     },
     "localname": "BasisOfAccountingPolicyPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_BuildingAndBuildingImprovementsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Facility held for productive use including, but not limited to, office, production, storage and distribution facilities and any addition, improvement, or renovation to the structure, for example, but not limited to, interior masonry, interior flooring, electrical, and plumbing.",
        "label": "Building and Building Improvements [Member]",
        "terseLabel": "Buildings and improvements"
       }
      }
     },
     "localname": "BuildingAndBuildingImprovementsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_BusinessAcquisitionAcquireeDomain": {
     "auth_ref": [
      "r521",
      "r526"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Identification of the acquiree in a material business combination (or series of individually immaterial business combinations), which may include the name or other type of identification of the acquiree.",
        "label": "Business Acquisition, Acquiree [Domain]",
        "terseLabel": "Business Acquisition, Acquiree [Domain]"
       }
      }
     },
     "localname": "BusinessAcquisitionAcquireeDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESProFormaInformationDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity",
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_BusinessAcquisitionAxis": {
     "auth_ref": [
      "r521",
      "r526",
      "r622",
      "r623"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by business combination or series of individually immaterial business combinations.",
        "label": "Business Acquisition [Axis]",
        "terseLabel": "Business Acquisition [Axis]"
       }
      }
     },
     "localname": "BusinessAcquisitionAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESProFormaInformationDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity",
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BusinessAcquisitionLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Business Acquisition [Line Items]",
        "terseLabel": "Business Acquisition [Line Items]"
       }
      }
     },
     "localname": "BusinessAcquisitionLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESProFormaInformationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BusinessAcquisitionProFormaInformationTextBlock": {
     "auth_ref": [
      "r619",
      "r620"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate.",
        "label": "Business Acquisition, Pro Forma Information [Table Text Block]",
        "terseLabel": "Pro Forma Information"
       }
      }
     },
     "localname": "BusinessAcquisitionProFormaInformationTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss": {
     "auth_ref": [
      "r619",
      "r620"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.",
        "label": "Business Acquisition, Pro Forma Net Income (Loss)",
        "terseLabel": "Pro forma net income"
       }
      }
     },
     "localname": "BusinessAcquisitionsProFormaNetIncomeLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESProFormaInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessAcquisitionsProFormaRevenue": {
     "auth_ref": [
      "r619",
      "r620"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.",
        "label": "Business Acquisition, Pro Forma Revenue",
        "terseLabel": "Pro forma revenue"
       }
      }
     },
     "localname": "BusinessAcquisitionsProFormaRevenue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESProFormaInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationAcquisitionRelatedCosts": {
     "auth_ref": [
      "r617"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.",
        "label": "Business Combination, Acquisition Related Costs",
        "terseLabel": "Deal related costs"
       }
      }
     },
     "localname": "BusinessCombinationAcquisitionRelatedCosts",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount": {
     "auth_ref": [
      "r632",
      "r633",
      "r634",
      "r635",
      "r636",
      "r640"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "In a business combination in which the amount of net identifiable assets acquired and liabilities assumed exceeds the aggregate consideration transferred or to be transferred (as defined), this element represents the amount of gain recognized by the entity.",
        "label": "Business Combination, Bargain Purchase, Gain Recognized, Amount",
        "verboseLabel": "Bargain purchase gain, before tax"
       }
      }
     },
     "localname": "BusinessCombinationBargainPurchaseGainRecognizedAmount",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationConsiderationTransferred1": {
     "auth_ref": [
      "r637",
      "r638",
      "r639"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.",
        "label": "Business Combination, Consideration Transferred",
        "terseLabel": "Purchase consideration"
       }
      }
     },
     "localname": "BusinessCombinationConsiderationTransferred1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual": {
     "auth_ref": [
      "r618"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.",
        "label": "Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual",
        "terseLabel": "Actual First State results included in Consolidated Statements of Income since acquisition date, Net Income"
       }
      }
     },
     "localname": "BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESProFormaInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual": {
     "auth_ref": [
      "r618"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.",
        "label": "Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual",
        "terseLabel": "Actual First State results included in Consolidated Statements of Income since acquisition date, Revenue"
       }
      }
     },
     "localname": "BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESProFormaInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentPropertyPlantAndEquipment": {
     "auth_ref": [
      "r627"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 6.0,
       "parentTag": "mvbf_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the amount of any measurement period adjustment (as defined) realized during the reporting period to property, plant, and equipment acquired in connection with a business combination for which the initial accounting was incomplete.",
        "label": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Property, Plant, and Equipment",
        "terseLabel": "Adjustments, Premises and equipment, net"
       }
      }
     },
     "localname": "BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentPropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustments [Abstract]",
        "terseLabel": "Fair Value Adjustments"
       }
      }
     },
     "localname": "BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets": {
     "auth_ref": [
      "r625"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of assets acquired at the acquisition date.",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets",
        "totalLabel": "Total fair value of assets acquired"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract]",
        "terseLabel": "Assets acquired at fair value:",
        "verboseLabel": "Assets acquired at fair value:"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents": {
     "auth_ref": [
      "r625"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents",
        "terseLabel": "Cash and cash equivalents"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialLiabilities": {
     "auth_ref": [
      "r624",
      "r625"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of financial liabilities assumed (as defined) which have been recognized as of the acquisition date.",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Financial Liabilities",
        "terseLabel": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Financial Liabilities",
        "totalLabel": "Total deposits",
        "verboseLabel": "Deposits"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities": {
     "auth_ref": [
      "r625"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liabilities assumed at the acquisition date.",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities",
        "totalLabel": "Total Liabilities"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract]",
        "terseLabel": "Liabilities assumed at fair value:",
        "verboseLabel": "Liabilities assumed at fair value:"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet": {
     "auth_ref": [
      "r624",
      "r625"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net",
        "totalLabel": "Net identifiable assets acquired over/(under) liabilities assumed"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment": {
     "auth_ref": [
      "r624",
      "r625"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of property, plant, and equipment recognized as of the acquisition date.",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment",
        "terseLabel": "Premises and equipment, net"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Business Combinations [Abstract]",
        "terseLabel": "Business Combinations [Abstract]"
       }
      }
     },
     "localname": "BusinessCombinationsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_BusinessCombinationsPolicy": {
     "auth_ref": [
      "r144",
      "r616"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for completed business combinations (purchase method, acquisition method or combination of entities under common control). This accounting policy may include a general discussion of the purchase method or acquisition method of accounting (including for example, the treatment accorded contingent consideration, the identification of assets and liabilities, the purchase price allocation process, how the fair values of acquired assets and liabilities are determined) and the entity's specific application thereof. An entity that acquires another entity in a leveraged buyout transaction generally discloses the accounting policy followed by the acquiring entity in determining the basis used to value its interest in the acquired entity, and the rationale for that accounting policy.",
        "label": "Business Combinations Policy [Policy Text Block]",
        "terseLabel": "Business Combinations"
       }
      }
     },
     "localname": "BusinessCombinationsPolicy",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_Capital": {
     "auth_ref": [
      "r853",
      "r911",
      "r912"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of total capital as defined by regulatory framework.",
        "label": "Banking Regulation, Total Capital, Actual",
        "terseLabel": "Actual, amount"
       }
      }
     },
     "localname": "Capital",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CapitalAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Banking Regulation, Total Capital [Abstract]",
        "terseLabel": "Total Capital (to risk-weighted assets)"
       }
      }
     },
     "localname": "CapitalAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CapitalRequiredForCapitalAdequacy": {
     "auth_ref": [
      "r853",
      "r857"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of minimum total risk-based capital required for capital adequacy as defined by regulatory framework.",
        "label": "Banking Regulation, Total Risk-Based Capital, Capital Adequacy, Minimum",
        "terseLabel": "Minimum for Capital Adequacy Purposes, amount"
       }
      }
     },
     "localname": "CapitalRequiredForCapitalAdequacy",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CapitalRequiredForCapitalAdequacyToRiskWeightedAssets": {
     "auth_ref": [
      "r853",
      "r857"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of minimum total risk-based capital to risk-weighted assets required for capital adequacy as defined by regulatory framework.",
        "label": "Banking Regulation, Total Risk-Based Capital Ratio, Capital Adequacy, Minimum",
        "terseLabel": "Minimum for Capital Adequacy Purposes, ratio"
       }
      }
     },
     "localname": "CapitalRequiredForCapitalAdequacyToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_CapitalRequiredToBeWellCapitalized": {
     "auth_ref": [
      "r853"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of minimum total risk-based capital categorized as well capitalized as defined by regulatory framework for prompt corrective action.",
        "label": "Banking Regulation, Total Risk-Based Capital, Well Capitalized, Minimum",
        "terseLabel": "Minimum to be Well Capitalized, amount"
       }
      }
     },
     "localname": "CapitalRequiredToBeWellCapitalized",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets": {
     "auth_ref": [
      "r853"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of minimum total risk-based capital to risk-weighted assets categorized as well capitalized as defined by regulatory framework for prompt corrective action.",
        "label": "Banking Regulation, Total Risk-Based Capital Ratio, Well Capitalized, Minimum",
        "terseLabel": "Minimum to be Well Capitalized, ratio"
       }
      }
     },
     "localname": "CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_CapitalToRiskWeightedAssets": {
     "auth_ref": [
      "r853"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of total risk-based capital to risk-weighted assets as defined by regulatory framework.",
        "label": "Banking Regulation, Total Risk-Based Capital Ratio, Actual",
        "terseLabel": "Actual, ratio"
       }
      }
     },
     "localname": "CapitalToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_CarryingReportedAmountFairValueDisclosureMember": {
     "auth_ref": [
      "r694",
      "r695"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measured as reported on the statement of financial position (balance sheet).",
        "label": "Reported Value Measurement [Member]",
        "terseLabel": "Carrying Value"
       }
      }
     },
     "localname": "CarryingReportedAmountFairValueDisclosureMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_Cash": {
     "auth_ref": [
      "r47",
      "r899",
      "r900"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation.",
        "label": "Cash",
        "terseLabel": "Cash"
       }
      }
     },
     "localname": "Cash",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashAndCashEquivalentsAtCarryingValue": {
     "auth_ref": [
      "r25",
      "r47",
      "r135"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.",
        "label": "Cash and Cash Equivalents, at Carrying Value",
        "terseLabel": "Cash and cash equivalents"
       }
      }
     },
     "localname": "CashAndCashEquivalentsAtCarryingValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashAndCashEquivalentsAtCarryingValueAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash and Cash Equivalents, at Carrying Value [Abstract]",
        "terseLabel": "Cash and cash equivalents:"
       }
      }
     },
     "localname": "CashAndCashEquivalentsAtCarryingValueAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CashAndCashEquivalentsPolicyTextBlock": {
     "auth_ref": [
      "r26",
      "r138",
      "r144"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for cash and cash equivalents, including the policy for determining which items are treated as cash equivalents. Other information that may be disclosed includes (1) the nature of any restrictions on the entity's use of its cash and cash equivalents, (2) whether the entity's cash and cash equivalents are insured or expose the entity to credit risk, (3) the classification of any negative balance accounts (overdrafts), and (4) the carrying basis of cash equivalents (for example, at cost) and whether the carrying amount of cash equivalents approximates fair value.",
        "label": "Cash and Cash Equivalents, Policy [Policy Text Block]",
        "terseLabel": "Cash and Cash Equivalents"
       }
      }
     },
     "localname": "CashAndCashEquivalentsPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CashAndDueFromBanks": {
     "auth_ref": [
      "r784"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For banks and other depository institutions: Includes cash on hand (currency and coin), cash items in process of collection, noninterest bearing deposits due from other financial institutions (including corporate credit unions), and noninterest bearing balances with the Federal Reserve Banks, Federal Home Loan Banks and central banks.",
        "label": "Cash and Due from Banks",
        "terseLabel": "Cash and due from banks"
       }
      }
     },
     "localname": "CashAndDueFromBanks",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": {
     "auth_ref": [
      "r128",
      "r135",
      "r143"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents",
        "periodEndLabel": "Cash and cash equivalents at end of period",
        "periodStartLabel": "Cash and cash equivalents at beginning of period",
        "totalLabel": "Total cash and cash equivalents"
       }
      }
     },
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect": {
     "auth_ref": [
      "r128",
      "r699"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect",
        "terseLabel": "Net change in cash",
        "totalLabel": "Net change in cash and cash equivalents"
       }
      }
     },
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield": {
     "auth_ref": [
      "r290",
      "r292"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of the excess of a loan's cash flows expected to be collected over the investor's initial investment in acquired loans not accounted for as debt securities with evidence of deterioration of credit quality.",
        "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield",
        "periodEndLabel": "Ending balance",
        "periodStartLabel": "Beginning balance"
       }
      }
     },
     "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAccretiableYieldDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion": {
     "auth_ref": [
      "r290",
      "r292"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accretion recognized for the excess of a loan's cash flows expected to be collected over the investor's initial investment in acquired loans not accounted for as debt securities, with evidence of deterioration of credit quality.",
        "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Accretion",
        "negatedTerseLabel": "Accretion of income"
       }
      }
     },
     "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAccretiableYieldDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAdditions": {
     "auth_ref": [
      "r290",
      "r292"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of additions to the excess of a loan's cash flows expected to be collected over the investor's initial investment in acquired loans not accounted for as debt securities with evidence of deterioration of credit quality.",
        "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Additions",
        "terseLabel": "New loans purchased"
       }
      }
     },
     "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAdditions",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAccretiableYieldDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield Movement Schedule [Roll Forward]",
        "terseLabel": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield Movement Schedule [Roll Forward]"
       }
      }
     },
     "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAccretiableYieldDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsFromNonaccretableDifference": {
     "auth_ref": [
      "r290",
      "r292"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase of reclassification from nonaccretable difference to the excess of a loan's cash flows expected to be collected over the investor's initial investment in acquired loans not accounted for as debt securities with evidence of deterioration of credit quality.",
        "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield, Reclassifications from Nonaccretable Difference",
        "negatedTerseLabel": "Reclassification from non-accretable difference"
       }
      }
     },
     "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsFromNonaccretableDifference",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAccretiableYieldDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue": {
     "auth_ref": [
      "r290",
      "r293"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value at acquisition of acquired loans not accounted for as debt securities with evidence of deterioration of credit quality.",
        "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, at Acquisition, at Fair Value",
        "terseLabel": "Fair value of loans acquired at acquisition"
       }
      }
     },
     "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESContractuallyRequiredPaymentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisition": {
     "auth_ref": [
      "r290",
      "r293"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash flows expected to be collected at acquisition of acquired loans not accounted for as debt securities with evidence of deterioration of credit quality.",
        "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Cash Flows Expected to be Collected at Acquisition",
        "terseLabel": "Cash Flows Expected to be Collected",
        "verboseLabel": "Cash flows expected to be collected at acquisition"
       }
      }
     },
     "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodCashFlowsExpectedToBeCollectedAtAcquisition",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESContractuallyRequiredPaymentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodContractuallyRequiredPaymentsReceivableAtAcquisition": {
     "auth_ref": [
      "r290",
      "r293"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of contractually required payments receivable at acquisition of acquired loans not accounted for as debt securities with evidence of deterioration of credit quality.",
        "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, Contractually Required Payments Receivable at Acquisition",
        "terseLabel": "Contractually Required Payments Receivable"
       }
      }
     },
     "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodContractuallyRequiredPaymentsReceivableAtAcquisition",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESContractuallyRequiredPaymentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the reconciliation of contractual cash flows to the carrying amount relating to certain loans acquired in a transfer.",
        "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities Acquired During Period [Table Text Block]",
        "terseLabel": "Summary of Loans Acquired"
       }
      }
     },
     "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESTables",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet": {
     "auth_ref": [
      "r290",
      "r291"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The recorded balance, net of any applicable reductions (for example, unamortized accretable yield and allowance for loan losses).  This relates to loans not accounted for debt securities with evidence of deterioration of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.",
        "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net",
        "terseLabel": "Carrying Value of Loans Receivable",
        "verboseLabel": "Carrying amount, net of allowance"
       }
      }
     },
     "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESCarryingAmountofPCILoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance": {
     "auth_ref": [
      "r290",
      "r291"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The undiscounted sum of all amounts, including amounts deemed principal, interest, fees, penalties, and other under the loan, owed to the investor at the reporting date, whether or not currently due and whether or not any such amounts have been written or charged off by the investor.  This relates to loans not accounted for as debt securities, with evidence of deterioration of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.",
        "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Outstanding Balance",
        "terseLabel": "Outstanding balance"
       }
      }
     },
     "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESCarryingAmountofPCILoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CertificatesOfDepositAtCarryingValue": {
     "auth_ref": [
      "r47"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 9.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A savings certificate entitling the Entity (that is, bearer) to receive interest at an established maturity date, based upon a fixed interest rate.  A certificate of deposit may be issued in any denomination. Certificates of deposit are generally issued by commercial banks and, therefore, insured by the FDIC (up to the prescribed limit).  Certificates of deposit generally restrict holders from withdrawing funds on demand without the incurrence of penalties.  Generally, only certificates of deposit with original maturities of three months or less qualify as cash equivalents. Original maturity means original maturity to the entity holding the investment. As a related example, both a three-month US Treasury bill and a three-year Treasury note purchased three months from maturity qualify as cash equivalents. However, a Treasury note purchased three-years ago does not become a cash equivalent when its remaining maturity is three months.",
        "label": "Certificates of Deposit, at Carrying Value",
        "terseLabel": "Certificates of deposit with banks",
        "verboseLabel": "Certificates of deposit with banks"
       }
      }
     },
     "localname": "CertificatesOfDepositAtCarryingValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ChangesInProjectedBenefitObligationsFairValueOfPlanAssetsAndFundedStatusOfPlanTableTextBlock": {
     "auth_ref": [
      "r456"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the change in the benefit obligation, fair value of plan assets, and funded status of pension plans or other employee benefit plans.",
        "label": "Changes in Projected Benefit Obligations, Fair Value of Plan Assets, and Funded Status of Plan [Table Text Block]",
        "terseLabel": "Defined Benefit Plan Activity"
       }
      }
     },
     "localname": "ChangesInProjectedBenefitObligationsFairValueOfPlanAssetsAndFundedStatusOfPlanTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis": {
     "auth_ref": [
      "r353"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of borrower determined on the basis of initial measurement attribute, risk characteristics and method of monitoring and assessing credit risk.",
        "label": "Type of Borrower [Axis]",
        "terseLabel": "Class of Financing Receivable, Type of Borrower [Axis]"
       }
      }
     },
     "localname": "ClassOfFinancingReceivableTypeOfBorrowerAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Category of entity or individual who borrows funds.",
        "label": "Class of Financing Receivable, Type of Borrower [Domain]",
        "terseLabel": "Class of Financing Receivable, Type of Borrower [Domain]"
       }
      }
     },
     "localname": "ClassOfFinancingReceivableTypeOfBorrowerDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ClassOfStockDomain": {
     "auth_ref": [
      "r146",
      "r148",
      "r176",
      "r180",
      "r184",
      "r187",
      "r189",
      "r197",
      "r198",
      "r199",
      "r329",
      "r698"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share of stock differentiated by the voting rights the holder receives. Examples include, but are not limited to, common stock, redeemable preferred stock, nonredeemable preferred stock, and convertible stock.",
        "label": "Class of Stock [Domain]",
        "terseLabel": "Class of Stock [Domain]"
       }
      }
     },
     "localname": "ClassOfStockDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUBSEQUENTEVENTDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommercialLoanMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A loan, whether secured or unsecured, to a company for purposes such as seasonal working capital needs, inventory financing, equipment purchases and acquisitions.",
        "label": "Commercial Loan [Member]",
        "terseLabel": "Commercial business"
       }
      }
     },
     "localname": "CommercialLoanMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommercialPortfolioSegmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Portfolio segment of the company's total financing receivables related to commercial receivables.",
        "label": "Commercial Portfolio Segment [Member]",
        "terseLabel": "Commercial",
        "verboseLabel": "Commercial and non-residential real estate"
       }
      }
     },
     "localname": "CommercialPortfolioSegmentMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESCarryingAmountofPCILoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESContractuallyRequiredPaymentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPPPLoansandCARESActDeferralsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommercialRealEstateMember": {
     "auth_ref": [
      "r355",
      "r468"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Property that is solely used for business purposes.",
        "label": "Commercial Real Estate [Member]",
        "terseLabel": "Commercial real estate"
       }
      }
     },
     "localname": "CommercialRealEstateMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommitmentsAndContingenciesDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Commitments and Contingencies Disclosure [Abstract]",
        "terseLabel": "Commitments and Contingencies Disclosure [Abstract]"
       }
      }
     },
     "localname": "CommitmentsAndContingenciesDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_CommitmentsAndContingenciesDisclosureTextBlock": {
     "auth_ref": [
      "r404",
      "r405",
      "r406",
      "r407"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for commitments and contingencies.",
        "label": "Commitments and Contingencies Disclosure [Text Block]",
        "terseLabel": "COMMITMENTS AND CONTINGENT LIABILITIES"
       }
      }
     },
     "localname": "CommitmentsAndContingenciesDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMMITMENTSANDCONTINGENTLIABILITIES"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CommonStockDividendsPerShareCashPaid": {
     "auth_ref": [
      "r423"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate dividends paid during the period for each share of common stock outstanding.",
        "label": "Common Stock, Dividends, Per Share, Cash Paid",
        "verboseLabel": "Cash dividends paid (in dollars per share)"
       }
      }
     },
     "localname": "CommonStockDividendsPerShareCashPaid",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquityParenthetical"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_CommonStockMember": {
     "auth_ref": [
      "r160",
      "r161"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Stock that is subordinate to all other stock of the issuer.",
        "label": "Common Stock [Member]",
        "terseLabel": "Common stock"
       }
      }
     },
     "localname": "CommonStockMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommonStockParOrStatedValuePerShare": {
     "auth_ref": [
      "r39"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Face amount or stated value per share of common stock.",
        "label": "Common Stock, Par or Stated Value Per Share",
        "terseLabel": "Common stock, par value (in dollars per share)"
       }
      }
     },
     "localname": "CommonStockParOrStatedValuePerShare",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_CommonStockSharesAuthorized": {
     "auth_ref": [
      "r39"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The maximum number of common shares permitted to be issued by an entity's charter and bylaws.",
        "label": "Common Stock, Shares Authorized",
        "terseLabel": "Common stock, shares authorized (in shares)"
       }
      }
     },
     "localname": "CommonStockSharesAuthorized",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockSharesIssued": {
     "auth_ref": [
      "r39"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.",
        "label": "Common Stock, Shares, Issued",
        "terseLabel": "Common stock, shares issued (in shares)"
       }
      }
     },
     "localname": "CommonStockSharesIssued",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockSharesOutstanding": {
     "auth_ref": [
      "r39",
      "r416"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.",
        "label": "Common Stock, Shares, Outstanding",
        "terseLabel": "Common stock, shares outstanding (in shares)"
       }
      }
     },
     "localname": "CommonStockSharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockValue": {
     "auth_ref": [
      "r39"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.",
        "label": "Common Stock, Value, Issued",
        "terseLabel": "Common stock - par value $1;\u00a020,000,000 shares authorized; 12,374,322 and 11,526,306 shares issued and outstanding, respectively, as of December\u00a031, 2020 and 11,995,366 and 11,944,289 shares issued and outstanding, respectively, as of December\u00a031, 2019"
       }
      }
     },
     "localname": "CommonStockValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CommunicationsAndInformationTechnology": {
     "auth_ref": [
      "r106"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 4.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of expense in the period for communications and data processing expense.",
        "label": "Communications and Information Technology",
        "terseLabel": "Data processing and communications"
       }
      }
     },
     "localname": "CommunicationsAndInformationTechnology",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CompensationAndRetirementDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Retirement Benefits [Abstract]",
        "terseLabel": "Retirement Benefits [Abstract]"
       }
      }
     },
     "localname": "CompensationAndRetirementDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]",
        "terseLabel": "Company's and the Bank's actual capital amounts and ratios"
       }
      }
     },
     "localname": "ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Components of Deferred Tax Assets and Liabilities [Abstract]",
        "terseLabel": "Components of Deferred Tax Assets and Liabilities"
       }
      }
     },
     "localname": "ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ComponentsOfIncomeTaxExpenseBenefitContinuingOperationsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Components of Income Tax Expense (Benefit), Continuing Operations [Abstract]",
        "terseLabel": "Provisions for income taxes"
       }
      }
     },
     "localname": "ComponentsOfIncomeTaxExpenseBenefitContinuingOperationsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ComprehensiveIncomeNetOfTax": {
     "auth_ref": [
      "r82",
      "r84",
      "r85",
      "r96",
      "r814",
      "r877"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.",
        "label": "Comprehensive Income (Loss), Net of Tax, Attributable to Parent",
        "totalLabel": "Comprehensive income"
       }
      }
     },
     "localname": "ComprehensiveIncomeNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ComprehensiveIncomeNetOfTaxAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]",
        "terseLabel": "Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]"
       }
      }
     },
     "localname": "ComprehensiveIncomeNetOfTaxAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_ComprehensiveIncomeNoteTextBlock": {
     "auth_ref": [
      "r95",
      "r109",
      "r813",
      "r876"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income.",
        "label": "Comprehensive Income (Loss) Note [Text Block]",
        "terseLabel": "COMPREHENSIVE INCOME"
       }
      }
     },
     "localname": "ComprehensiveIncomeNoteTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOME"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ComprehensiveIncomePolicyPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for comprehensive income.",
        "label": "Comprehensive Income, Policy [Policy Text Block]",
        "terseLabel": "Comprehensive Income"
       }
      }
     },
     "localname": "ComprehensiveIncomePolicyPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ConcentrationRiskBenchmarkDomain": {
     "auth_ref": [
      "r200",
      "r201",
      "r243",
      "r696",
      "r697"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The denominator in a calculation of a disclosed concentration risk percentage.",
        "label": "Concentration Risk Benchmark [Domain]",
        "terseLabel": "Concentration Risk Benchmark [Domain]"
       }
      }
     },
     "localname": "ConcentrationRiskBenchmarkDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ConcentrationRiskByBenchmarkAxis": {
     "auth_ref": [
      "r200",
      "r201",
      "r243",
      "r696",
      "r697",
      "r897"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by benchmark of concentration risk.",
        "label": "Concentration Risk Benchmark [Axis]",
        "terseLabel": "Concentration Risk Benchmark [Axis]"
       }
      }
     },
     "localname": "ConcentrationRiskByBenchmarkAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ConcentrationRiskByTypeAxis": {
     "auth_ref": [
      "r200",
      "r201",
      "r243",
      "r696",
      "r697",
      "r897"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of concentration risk, for example, but not limited to, asset, liability, net assets, geographic, customer, employees, supplier, lender.",
        "label": "Concentration Risk Type [Axis]",
        "terseLabel": "Concentration Risk Type [Axis]"
       }
      }
     },
     "localname": "ConcentrationRiskByTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ConcentrationRiskPercentage1": {
     "auth_ref": [
      "r200",
      "r201",
      "r243",
      "r696",
      "r697"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the \"benchmark\" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.",
        "label": "Concentration Risk, Percentage",
        "verboseLabel": "Concentration risk, percentage"
       }
      }
     },
     "localname": "ConcentrationRiskPercentage1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_ConcentrationRiskTypeDomain": {
     "auth_ref": [
      "r200",
      "r201",
      "r243",
      "r696",
      "r697"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For an entity that discloses a concentration risk as a percentage of some financial balance or benchmark, identifies the type (for example, asset, liability, net assets, geographic, customer, employees, supplier, lender) of the concentration.",
        "label": "Concentration Risk Type [Domain]",
        "terseLabel": "Concentration Risk Type [Domain]"
       }
      }
     },
     "localname": "ConcentrationRiskTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock": {
     "auth_ref": [
      "r1",
      "r158",
      "r645"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for condensed financial information, including the financial position, cash flows, and the results of operations of the registrant (parent company) as of the same dates or for the same periods for which audited consolidated financial statements are being presented. Alternatively, the details of this disclosure can be reported by the specific parent company taxonomy elements, indicating the appropriate date and period contexts in an instance document.",
        "label": "Condensed Financial Information of Parent Company Only Disclosure [Text Block]",
        "terseLabel": "CONDENSED FINANCIAL STATEMENTS OF PARENT COMPANY"
       }
      }
     },
     "localname": "CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANY"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ConstructionInProgressMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.",
        "label": "Construction in Progress [Member]",
        "terseLabel": "Construction in progress"
       }
      }
     },
     "localname": "ConstructionInProgressMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ConsumerPortfolioSegmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Portfolio segment of the company's total financing receivables related to consumer receivables.",
        "label": "Consumer Portfolio Segment [Member]",
        "terseLabel": "Consumer"
       }
      }
     },
     "localname": "ConsumerPortfolioSegmentMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESCarryingAmountofPCILoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESContractuallyRequiredPaymentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPPPLoansandCARESActDeferralsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ConversionOfStockAmountConverted1": {
     "auth_ref": [
      "r140",
      "r141",
      "r142"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The value of the stock converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. \"Part noncash\" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.",
        "label": "Conversion of Stock, Amount Converted",
        "terseLabel": "Common stock converted from subordinated debt",
        "verboseLabel": "Noncash common stock converted from subordinated debt"
       }
      }
     },
     "localname": "ConversionOfStockAmountConverted1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ConvertiblePreferredDividendsNetOfTax": {
     "auth_ref": [
      "r175",
      "r189"
     ],
     "calculation": {
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The after-tax amount of any dividends on convertible preferred stock.",
        "label": "Convertible Preferred Dividends, Net of Tax",
        "terseLabel": "Add: Dividends on preferred stock"
       }
      }
     },
     "localname": "ConvertiblePreferredDividendsNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CoreDepositsMember": {
     "auth_ref": [
      "r847"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Entity's long-term relationships with depositors, commonly known as core deposit intangibles, which are separate from the financial instruments themselves.",
        "label": "Core Deposits [Member]",
        "verboseLabel": "Core Deposit Intangibles"
       }
      }
     },
     "localname": "CoreDepositsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CreditLossStatusAxis": {
     "auth_ref": [
      "r294",
      "r359",
      "r368"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by credit loss status of financial asset.",
        "label": "Credit Loss Status [Axis]",
        "terseLabel": "Credit Loss Status [Axis]"
       }
      }
     },
     "localname": "CreditLossStatusAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAccretiableYieldDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESCarryingAmountofPCILoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESContractuallyRequiredPaymentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CreditLossStatusDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Credit loss status of financial asset.",
        "label": "Credit Loss Status [Domain]",
        "terseLabel": "Credit Loss Status [Domain]"
       }
      }
     },
     "localname": "CreditLossStatusDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAccretiableYieldDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESCarryingAmountofPCILoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESContractuallyRequiredPaymentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CurrentFederalTaxExpenseBenefit": {
     "auth_ref": [
      "r149",
      "r597",
      "r604"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_CurrentIncomeTaxExpenseBenefit",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.",
        "label": "Current Federal Tax Expense (Benefit)",
        "terseLabel": "Federal"
       }
      }
     },
     "localname": "CurrentFederalTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CurrentIncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r149",
      "r597",
      "r604",
      "r606"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.",
        "label": "Current Income Tax Expense (Benefit)",
        "totalLabel": "Total current"
       }
      }
     },
     "localname": "CurrentIncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Current Income Tax Expense (Benefit), Continuing Operations [Abstract]",
        "terseLabel": "Current:"
       }
      }
     },
     "localname": "CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CurrentStateAndLocalTaxExpenseBenefit": {
     "auth_ref": [
      "r149",
      "r597",
      "r604"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_CurrentIncomeTaxExpenseBenefit",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.",
        "label": "Current State and Local Tax Expense (Benefit)",
        "terseLabel": "State"
       }
      }
     },
     "localname": "CurrentStateAndLocalTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CustomerRelationshipsMember": {
     "auth_ref": [
      "r631"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Customer relationship that exists between an entity and its customer, for example, but not limited to, tenant relationships.",
        "label": "Customer Relationships [Member]",
        "terseLabel": "Customer Relationships"
       }
      }
     },
     "localname": "CustomerRelationshipsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DebtAndEquitySecuritiesGainLoss": {
     "auth_ref": [
      "r98",
      "r99"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 19.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrealized and realized gain (loss) on investment in debt and equity securities.",
        "label": "Debt and Equity Securities, Gain (Loss)",
        "negatedTerseLabel": "Loss on sale of available-for-sale securities"
       }
      }
     },
     "localname": "DebtAndEquitySecuritiesGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtConversionConvertedInstrumentAmount1": {
     "auth_ref": [
      "r140",
      "r142"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. \"Part noncash\" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.",
        "label": "Debt Conversion, Converted Instrument, Amount",
        "terseLabel": "Subordinated debt converted, amount"
       }
      }
     },
     "localname": "DebtConversionConvertedInstrumentAmount1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtConversionConvertedInstrumentSharesIssued1": {
     "auth_ref": [
      "r140",
      "r142"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. \"Part noncash\" refers to that portion of the transaction not resulting in cash receipts or payments in the period.",
        "label": "Debt Conversion, Converted Instrument, Shares Issued",
        "terseLabel": "Subordinated debt converted into common stock (in shares)"
       }
      }
     },
     "localname": "DebtConversionConvertedInstrumentSharesIssued1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_DebtDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Disclosure [Abstract]",
        "terseLabel": "Debt Disclosure [Abstract]"
       }
      }
     },
     "localname": "DebtDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtDisclosureTextBlock": {
     "auth_ref": [
      "r414"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.",
        "label": "Debt Disclosure [Text Block]",
        "terseLabel": "BORROWED FUNDS"
       }
      }
     },
     "localname": "DebtDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDS"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DebtInstrumentAxis": {
     "auth_ref": [
      "r31",
      "r33",
      "r34",
      "r788",
      "r791",
      "r861"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of debt instrument, including, but not limited to, draws against credit facilities.",
        "label": "Debt Instrument [Axis]",
        "terseLabel": "Debt Instrument [Axis]"
       }
      }
     },
     "localname": "DebtInstrumentAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSLongtermBorrowingsDetails",
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtInstrumentBasisSpreadOnVariableRate1": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage points added to the reference rate to compute the variable rate on the debt instrument.",
        "label": "Debt Instrument, Basis Spread on Variable Rate",
        "terseLabel": "Variable rate basis spread"
       }
      }
     },
     "localname": "DebtInstrumentBasisSpreadOnVariableRate1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DebtInstrumentFaceAmount": {
     "auth_ref": [
      "r710",
      "r712"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Face (par) amount of debt instrument at time of issuance.",
        "label": "Debt Instrument, Face Amount",
        "terseLabel": "Face amount of debt issued"
       }
      }
     },
     "localname": "DebtInstrumentFaceAmount",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtInstrumentInterestRateDuringPeriod": {
     "auth_ref": [
      "r57",
      "r710"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The average effective interest rate during the reporting period.",
        "label": "Debt Instrument, Interest Rate During Period",
        "terseLabel": "Weighted-average rate during the year"
       }
      }
     },
     "localname": "DebtInstrumentInterestRateDuringPeriod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSRepurchaseAgreementsDetails",
      "http://mvbbanking.com/role/BORROWEDFUNDSShorttermBorrowingsDetails",
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DebtInstrumentInterestRateStatedPercentage": {
     "auth_ref": [
      "r57"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Contractual interest rate for funds borrowed, under the debt agreement.",
        "label": "Debt Instrument, Interest Rate, Stated Percentage",
        "terseLabel": "Interest rate on debt security"
       }
      }
     },
     "localname": "DebtInstrumentInterestRateStatedPercentage",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSLongtermBorrowingsDetails",
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DebtInstrumentLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Debt Instrument [Line Items]",
        "terseLabel": "Borrowed funds",
        "verboseLabel": "Subordinated Debentures"
       }
      }
     },
     "localname": "DebtInstrumentLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSLongtermBorrowingsDetails",
      "http://mvbbanking.com/role/BORROWEDFUNDSRepurchaseAgreementsDetails",
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtInstrumentNameDomain": {
     "auth_ref": [
      "r58"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The name for the particular debt instrument or borrowing that distinguishes it from other debt instruments or borrowings, including draws against credit facilities.",
        "label": "Debt Instrument, Name [Domain]",
        "terseLabel": "Debt Instrument, Name [Domain]"
       }
      }
     },
     "localname": "DebtInstrumentNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSLongtermBorrowingsDetails",
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DebtInstrumentTable": {
     "auth_ref": [
      "r58",
      "r152",
      "r417",
      "r420",
      "r421",
      "r422",
      "r709",
      "r710",
      "r712",
      "r849"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A table or schedule providing information pertaining to long-term debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer.",
        "label": "Schedule of Long-term Debt Instruments [Table]",
        "terseLabel": "Schedule of Long-term Debt Instruments [Table]"
       }
      }
     },
     "localname": "DebtInstrumentTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSLongtermBorrowingsDetails",
      "http://mvbbanking.com/role/BORROWEDFUNDSRepurchaseAgreementsDetails",
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtInstrumentTerm": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.",
        "label": "Debt Instrument, Term",
        "terseLabel": "Term of debt instrument"
       }
      }
     },
     "localname": "DebtInstrumentTerm",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger": {
     "auth_ref": [
      "r318",
      "r364",
      "r367"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.",
        "label": "Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer",
        "terseLabel": "12 months or more, fair value"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss": {
     "auth_ref": [
      "r318",
      "r364"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without allowance for credit loss. Includes beneficial interest in securitized financial asset.",
        "label": "Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss",
        "negatedTerseLabel": "12 months or more, unrealized loss"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months": {
     "auth_ref": [
      "r318",
      "r364",
      "r367"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.",
        "label": "Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months",
        "terseLabel": "Less than 12 months, fair value"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss": {
     "auth_ref": [
      "r318",
      "r364"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.",
        "label": "Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss",
        "negatedTerseLabel": "Less than 12 months, unrealized loss"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleMeasurementInput": {
     "auth_ref": [
      "r681"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value of input used to measure investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-sale, Measurement Input",
        "terseLabel": "Municipal securities"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleMeasurementInput",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "decimalItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleRealizedGain": {
     "auth_ref": [
      "r320"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-sale, Realized Gain",
        "terseLabel": "Gross gains"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleRealizedGain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESGainslossesonsalesofinvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLossExcludingOtherThanTemporaryImpairment": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), excluding other-than-temporary impairment (OTTI).",
        "label": "Debt Securities, Available-for-sale, Realized Gain (Loss), Excluding Other-than-temporary Impairment",
        "terseLabel": "Gain (loss) on sale of available-for-sale securities, net"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleRealizedGainLossExcludingOtherThanTemporaryImpairment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleRealizedLoss": {
     "auth_ref": [
      "r320"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-sale, Realized Loss",
        "verboseLabel": "Gross losses"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleRealizedLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESGainslossesonsalesofinvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleTable": {
     "auth_ref": [
      "r323"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-sale [Table]",
        "terseLabel": "Debt Securities, Available-for-sale [Table]"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleTableTextBlock": {
     "auth_ref": [
      "r323"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-sale [Table Text Block]",
        "terseLabel": "Amortized Cost and Fair Values of Investment Securities Available-for-sale"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions": {
     "auth_ref": [
      "r316",
      "r362"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset.",
        "label": "Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions",
        "terseLabel": "Number of investments in an unrealized loss position, AFS"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_DebtSecuritiesMember": {
     "auth_ref": [
      "r323"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Debt instrument issued by corporations, governments and governmental agencies, municipalities, and other institutions.",
        "label": "Debt Securities [Member]",
        "terseLabel": "Total debt securities"
       }
      }
     },
     "localname": "DebtSecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DebtWeightedAverageInterestRate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average interest rate of debt outstanding.",
        "label": "Debt, Weighted Average Interest Rate",
        "terseLabel": "Weighted-average rate at December\u00a031"
       }
      }
     },
     "localname": "DebtWeightedAverageInterestRate",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DeferredFederalIncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r149",
      "r598",
      "r604"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_DeferredIncomeTaxExpenseBenefit",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.",
        "label": "Deferred Federal Income Tax Expense (Benefit)",
        "terseLabel": "Federal"
       }
      }
     },
     "localname": "DeferredFederalIncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredIncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r133",
      "r149",
      "r598",
      "r604",
      "r605",
      "r606"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 21.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.",
        "label": "Deferred Income Tax Expense (Benefit)",
        "totalLabel": "Total deferred expense (benefit)",
        "verboseLabel": "Deferred taxes"
       }
      }
     },
     "localname": "DeferredIncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows",
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]",
        "terseLabel": "Deferred:"
       }
      }
     },
     "localname": "DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DeferredIncomeTaxLiabilities": {
     "auth_ref": [
      "r35",
      "r36",
      "r589",
      "r789",
      "r860"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_DeferredTaxAssetsLiabilitiesNet",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred tax liability attributable to taxable temporary differences.",
        "label": "Deferred Tax Liabilities, Gross",
        "negatedTotalLabel": "Total gross deferred tax liabilities"
       }
      }
     },
     "localname": "DeferredIncomeTaxLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r149",
      "r598",
      "r604"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_DeferredIncomeTaxExpenseBenefit",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.",
        "label": "Deferred State and Local Income Tax Expense (Benefit)",
        "terseLabel": "State"
       }
      }
     },
     "localname": "DeferredStateAndLocalIncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsGross": {
     "auth_ref": [
      "r590"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_DeferredTaxAssetsLiabilitiesNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.",
        "label": "Deferred Tax Assets, Gross",
        "totalLabel": "Total gross deferred tax assets"
       }
      }
     },
     "localname": "DeferredTaxAssetsGross",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsLiabilitiesNet": {
     "auth_ref": [
      "r592"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.",
        "label": "Deferred Tax Assets, Net",
        "totalLabel": "Net deferred tax assets"
       }
      }
     },
     "localname": "DeferredTaxAssetsLiabilitiesNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsOther": {
     "auth_ref": [
      "r595",
      "r596"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.",
        "label": "Deferred Tax Assets, Other",
        "terseLabel": "Other"
       }
      }
     },
     "localname": "DeferredTaxAssetsOther",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions": {
     "auth_ref": [
      "r595"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from pension benefits.",
        "label": "Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Pensions",
        "terseLabel": "Minimum pension liability"
       }
      }
     },
     "localname": "DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost": {
     "auth_ref": [
      "r595",
      "r596"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.",
        "label": "Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost",
        "terseLabel": "SERP/RSU"
       }
      }
     },
     "localname": "DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses": {
     "auth_ref": [
      "r595",
      "r596"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the provision for loan losses.",
        "label": "Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Provision for Loan Losses",
        "terseLabel": "Allowance for loan losses"
       }
      }
     },
     "localname": "DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsValuationAllowance": {
     "auth_ref": [
      "r591"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.",
        "label": "Deferred Tax Assets, Valuation Allowance",
        "terseLabel": "Deferred income tax valuation allowance"
       }
      }
     },
     "localname": "DeferredTaxAssetsValuationAllowance",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxLiabilities": {
     "auth_ref": [
      "r582",
      "r592"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting.",
        "label": "Deferred Tax Liabilities, Net",
        "negatedTotalLabel": "Net deferred tax liabilities"
       }
      }
     },
     "localname": "DeferredTaxLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill": {
     "auth_ref": [
      "r595",
      "r596",
      "r641",
      "r642"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_DeferredIncomeTaxLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred tax liability attributable to taxable temporary differences from goodwill.",
        "label": "Deferred Tax Liabilities, Goodwill",
        "negatedTerseLabel": "Goodwill"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment": {
     "auth_ref": [
      "r595",
      "r596"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_DeferredIncomeTaxLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.",
        "label": "Deferred Tax Liabilities, Property, Plant and Equipment",
        "negatedTerseLabel": "Depreciation"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesPropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESDeferredIncomeTaxAssetsandLiabilitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanAccumulatedBenefitObligation": {
     "auth_ref": [
      "r476"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of actuarial present value of benefits attributed to employee service rendered, excluding assumptions about future compensation level.",
        "label": "Defined Benefit Plan, Accumulated Benefit Obligation",
        "terseLabel": "Accumulated benefit obligation"
       }
      }
     },
     "localname": "DefinedBenefitPlanAccumulatedBenefitObligation",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax": {
     "auth_ref": [
      "r76",
      "r488"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails": {
       "order": 2.0,
       "parentTag": "mvbf_PrepaidAssetDefinedBenefitPensionPlan",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before tax, of accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit.",
        "label": "Defined Benefit Plan, Accumulated Other Comprehensive Income (Loss), Gain (Loss), before Tax",
        "negatedLabel": "Unrecognized net actuarial loss"
       }
      }
     },
     "localname": "DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets": {
     "auth_ref": [
      "r458",
      "r514"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in plan assets of defined benefit plan from actual return (loss) determined by change in fair value of plan assets adjusted for contributions, benefit payments, and other expenses.",
        "label": "Defined Benefit Plan, Plan Assets, Increase (Decrease) for Actual Return (Loss)",
        "terseLabel": "Actual return on plan assets"
       }
      }
     },
     "localname": "DefinedBenefitPlanActualReturnOnPlanAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanActuarialGainLoss": {
     "auth_ref": [
      "r450"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan.",
        "label": "Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss)",
        "negatedLabel": "Actuarial loss"
       }
      }
     },
     "localname": "DefinedBenefitPlanActuarialGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses": {
     "auth_ref": [
      "r444",
      "r483",
      "r508",
      "r514",
      "r515"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan.",
        "label": "Defined Benefit Plan, Amortization of Gain (Loss)",
        "negatedLabel": "Amortization of net actuarial loss"
       }
      }
     },
     "localname": "DefinedBenefitPlanAmortizationOfGainsLosses",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate": {
     "auth_ref": [
      "r489"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan.",
        "label": "Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate",
        "terseLabel": "Discount rate"
       }
      }
     },
     "localname": "DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANNarrativeDetails",
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate": {
     "auth_ref": [
      "r489"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average rate for present value of future retirement benefits cash flows, used to determine net periodic benefit cost of defined benefit plan.",
        "label": "Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate",
        "terseLabel": "Discount rate"
       }
      }
     },
     "localname": "DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets": {
     "auth_ref": [
      "r490",
      "r513"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan.",
        "label": "Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets",
        "terseLabel": "Expected long-term rate of return on plan assets"
       }
      }
     },
     "localname": "DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DefinedBenefitPlanBenefitObligation": {
     "auth_ref": [
      "r445"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_DefinedBenefitPlanFundedStatusOfPlan",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.",
        "label": "Defined Benefit Plan, Benefit Obligation",
        "periodEndLabel": "Benefit obligation at end of year",
        "periodStartLabel": "Benefit obligation at beginning of year",
        "terseLabel": "Benefit obligation"
       }
      }
     },
     "localname": "DefinedBenefitPlanBenefitObligation",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANNarrativeDetails",
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid": {
     "auth_ref": [
      "r452",
      "r518"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of payment to participant of defined benefit plan which decreases benefit obligation. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services.",
        "label": "Defined Benefit Plan, Benefit Obligation, Benefits Paid",
        "negatedLabel": "Benefits paid"
       }
      }
     },
     "localname": "DefinedBenefitPlanBenefitObligationBenefitsPaid",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis": {
     "auth_ref": [
      "r467",
      "r468",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r493",
      "r514"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by defined benefit plan asset investment.",
        "label": "Defined Benefit Plan, Plan Assets, Category [Axis]",
        "terseLabel": "Defined Benefit Plan, Plan Assets, Category [Axis]"
       }
      }
     },
     "localname": "DefinedBenefitPlanByPlanAssetCategoriesAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetAllocationsDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DefinedBenefitPlanCashMember": {
     "auth_ref": [
      "r468",
      "r470",
      "r514"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cash in which defined benefit plan asset is invested.",
        "label": "Defined Benefit Plan, Cash [Member]",
        "terseLabel": "Cash"
       }
      }
     },
     "localname": "DefinedBenefitPlanCashMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetAllocationsDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]",
        "terseLabel": "Change in benefit obligation"
       }
      }
     },
     "localname": "DefinedBenefitPlanChangeInBenefitObligationRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]",
        "terseLabel": "Change in plan assets:"
       }
      }
     },
     "localname": "DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DefinedBenefitPlanContributionsByEmployer": {
     "auth_ref": [
      "r460",
      "r468",
      "r470",
      "r512",
      "r514",
      "r515"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of contribution received by defined benefit plan from employer which increases plan assets.",
        "label": "Defined Benefit Plan, Plan Assets, Contributions by Employer",
        "terseLabel": "Employer contribution"
       }
      }
     },
     "localname": "DefinedBenefitPlanContributionsByEmployer",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanDisclosureLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Defined Benefit Plan Disclosure [Line Items]",
        "terseLabel": "Defined Benefit Plan Disclosure [Line Items]",
        "verboseLabel": "Plan's assets at fair value by level, within the fair value hierarchy"
       }
      }
     },
     "localname": "DefinedBenefitPlanDisclosureLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANEstimatedContributionsOverNextFiscalYearandBenefitPaymentsDetails",
      "http://mvbbanking.com/role/PENSIONPLANNarrativeDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetAllocationsDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails",
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails",
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DefinedBenefitPlanEquitySecuritiesNonUsMember": {
     "auth_ref": [
      "r468",
      "r470",
      "r514"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Security representing ownership in corporation or other legal entity, not domiciled in United States of America (US), for which ownership is represented by share of stock; in which defined benefit plan asset is invested. Includes, but is not limited to, common stock, preferred stock, convertible security, stock right and stock warrant.",
        "label": "Defined Benefit Plan, Equity Securities, Non-US [Member]",
        "terseLabel": "Foreign equities"
       }
      }
     },
     "localname": "DefinedBenefitPlanEquitySecuritiesNonUsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetAllocationsDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DefinedBenefitPlanEquitySecuritiesUsMember": {
     "auth_ref": [
      "r468",
      "r470",
      "r514"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Security representing ownership in corporation or other legal entity, domiciled in United States of America (US), for which ownership is represented by share of stock; in which defined benefit plan asset is invested. Includes, but is not limited to, common stock, preferred stock, convertible security, stock right and stock warrant.",
        "label": "Defined Benefit Plan, Equity Securities, US [Member]",
        "terseLabel": "Domestic equities"
       }
      }
     },
     "localname": "DefinedBenefitPlanEquitySecuritiesUsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetAllocationsDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Defined Benefit Plan, Expected Future Benefit Payment [Abstract]",
        "terseLabel": "Estimated future benefit payments reflecting expected future service"
       }
      }
     },
     "localname": "DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANEstimatedContributionsOverNextFiscalYearandBenefitPaymentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DefinedBenefitPlanEstimatedFutureEmployerContributionsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Defined Benefit Plan, Expected Future Employer Contributions [Abstract]",
        "verboseLabel": "Estimated Future Employer Contributions"
       }
      }
     },
     "localname": "DefinedBenefitPlanEstimatedFutureEmployerContributionsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANEstimatedContributionsOverNextFiscalYearandBenefitPaymentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear": {
     "auth_ref": [
      "r499"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount included in accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan expected to be recognized in net periodic benefit (cost) credit for fiscal year following most recent annual statement of financial position.",
        "label": "Defined Benefit Plan, Expected Amortization of Gain (Loss), Next Fiscal Year",
        "negatedLabel": "Estimated net loss (gain) expected to be amortized from accumulated other comprehensive income into net periodic cost"
       }
      }
     },
     "localname": "DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter": {
     "auth_ref": [
      "r477"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year.",
        "label": "Defined Benefit Plan, Expected Future Benefit Payment, after Year Five for Next Five Years",
        "terseLabel": "2026 through 2030"
       }
      }
     },
     "localname": "DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANEstimatedContributionsOverNextFiscalYearandBenefitPaymentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths": {
     "auth_ref": [
      "r477"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year.",
        "label": "Defined Benefit Plan, Expected Future Benefit Payment, Year One",
        "terseLabel": "2021"
       }
      }
     },
     "localname": "DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANEstimatedContributionsOverNextFiscalYearandBenefitPaymentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive": {
     "auth_ref": [
      "r477"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of benefit for defined benefit plan expected to be paid in fifth fiscal year following current fiscal year.",
        "label": "Defined Benefit Plan, Expected Future Benefit Payment, Year Five",
        "terseLabel": "2025"
       }
      }
     },
     "localname": "DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANEstimatedContributionsOverNextFiscalYearandBenefitPaymentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour": {
     "auth_ref": [
      "r477"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of benefit for defined benefit plan expected to be paid in fourth fiscal year following current fiscal year.",
        "label": "Defined Benefit Plan, Expected Future Benefit Payment, Year Four",
        "terseLabel": "2024"
       }
      }
     },
     "localname": "DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANEstimatedContributionsOverNextFiscalYearandBenefitPaymentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree": {
     "auth_ref": [
      "r477"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year.",
        "label": "Defined Benefit Plan, Expected Future Benefit Payment, Year Three",
        "terseLabel": "2023"
       }
      }
     },
     "localname": "DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANEstimatedContributionsOverNextFiscalYearandBenefitPaymentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo": {
     "auth_ref": [
      "r477"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year.",
        "label": "Defined Benefit Plan, Expected Future Benefit Payment, Year Two",
        "terseLabel": "2022"
       }
      }
     },
     "localname": "DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANEstimatedContributionsOverNextFiscalYearandBenefitPaymentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear": {
     "auth_ref": [
      "r512",
      "r515"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of contributions received and expected to be received by defined benefit plan from employer in current fiscal year.",
        "label": "Defined Benefit Plan, Expected Future Employer Contributions, Current Fiscal Year",
        "terseLabel": "Contributions for the period of January 1, 2021 through December 31, 2021"
       }
      }
     },
     "localname": "DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANEstimatedContributionsOverNextFiscalYearandBenefitPaymentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets": {
     "auth_ref": [
      "r444",
      "r482",
      "r507",
      "r514",
      "r515"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan.",
        "label": "Defined Benefit Plan, Expected Return (Loss) on Plan Assets",
        "negatedLabel": "Expected return on plan assets"
       }
      }
     },
     "localname": "DefinedBenefitPlanExpectedReturnOnPlanAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanFairValueOfPlanAssets": {
     "auth_ref": [
      "r457",
      "r468",
      "r470",
      "r471",
      "r514"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_DefinedBenefitPlanFundedStatusOfPlan",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.",
        "label": "Defined Benefit Plan, Plan Assets, Amount",
        "periodEndLabel": "Fair value of plan assets at end of year",
        "periodStartLabel": "Fair value of plan assets at beginning of year",
        "terseLabel": "Total assets at fair value"
       }
      }
     },
     "localname": "DefinedBenefitPlanFairValueOfPlanAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails",
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanFundedStatusOfPlan": {
     "auth_ref": [
      "r442",
      "r466",
      "r514"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails": {
       "order": 1.0,
       "parentTag": "mvbf_PrepaidAssetDefinedBenefitPensionPlan",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of funded (unfunded) status of defined benefit plan, measured as difference between fair value of plan assets and benefit obligation. Includes, but is not limited to, overfunded (underfunded) status.",
        "label": "Defined Benefit Plan, Funded (Unfunded) Status of Plan",
        "totalLabel": "Funded status"
       }
      }
     },
     "localname": "DefinedBenefitPlanFundedStatusOfPlan",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanInterestCost": {
     "auth_ref": [
      "r444",
      "r448",
      "r481",
      "r506",
      "r514",
      "r515"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cost recognized for passage of time related to defined benefit plan.",
        "label": "Defined Benefit Plan, Interest Cost",
        "terseLabel": "Interest cost"
       }
      }
     },
     "localname": "DefinedBenefitPlanInterestCost",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails",
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost": {
     "auth_ref": [
      "r479",
      "r504",
      "r514",
      "r515"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of net periodic benefit cost (credit) for defined benefit plan.",
        "label": "Defined Benefit Plan, Net Periodic Benefit Cost (Credit)",
        "totalLabel": "Net periodic pension cost"
       }
      }
     },
     "localname": "DefinedBenefitPlanNetPeriodicBenefitCost",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]",
        "terseLabel": "Components of net periodic pension cost"
       }
      }
     },
     "localname": "DefinedBenefitPlanNetPeriodicBenefitCostAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid": {
     "auth_ref": [
      "r462",
      "r518"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of payment to participant under defined benefit plan which decreases plan assets. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services.",
        "label": "Defined Benefit Plan, Plan Assets, Benefits Paid",
        "negatedLabel": "Benefits paid"
       }
      }
     },
     "localname": "DefinedBenefitPlanPlanAssetsBenefitsPaid",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanServiceCost": {
     "auth_ref": [
      "r446",
      "r480",
      "r505",
      "r514",
      "r515"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.",
        "label": "Defined Benefit Plan, Service Cost",
        "terseLabel": "Service cost"
       }
      }
     },
     "localname": "DefinedBenefitPlanServiceCost",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations": {
     "auth_ref": [
      "r467"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of actual investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan.",
        "label": "Defined Benefit Plan, Plan Assets, Actual Allocation, Percentage",
        "terseLabel": "Plan Assets"
       }
      }
     },
     "localname": "DefinedBenefitPlanWeightedAverageAssetAllocations",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetAllocationsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]",
        "terseLabel": "Weighted average assumptions used to determine the benefit obligation"
       }
      }
     },
     "localname": "DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]",
        "terseLabel": "Weighted average assumptions used to determine net periodic pension cost"
       }
      }
     },
     "localname": "DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DepositLiabilitiesAccruedInterest": {
     "auth_ref": [
      "r800"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accrued but unpaid interest on deposit liabilities.",
        "label": "Deposit Liabilities, Accrued Interest",
        "terseLabel": "Accrued interest payable"
       }
      }
     },
     "localname": "DepositLiabilitiesAccruedInterest",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DepositLiabilitiesDisclosuresTextBlock": {
     "auth_ref": [
      "r797",
      "r845"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for deposit liabilities including data and tables. It may include a description of the entity's deposit liabilities, the aggregate amount of time deposits (including certificates of deposit) in denominations of $100,000 or more at the balance sheet date; the aggregate amount of any demand deposits that have been reclassified as loan balances, such as overdrafts, at the balance sheet date; deposits that are received on terms other than those in the normal course of business, the amount of accrued interest on deposit liabilities; securities, mortgage loans or other financial instruments that serve as collateral for deposits; for time deposits having a remaining term of more than one year, the aggregate amount of maturities for each of the five years following the balance sheet date; and the weighted average interest rate for all deposit liabilities held by the entity.",
        "label": "Deposit Liabilities Disclosures [Text Block]",
        "verboseLabel": "DEPOSITS"
       }
      }
     },
     "localname": "DepositLiabilitiesDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITS"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DepositsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deposits [Abstract]",
        "terseLabel": "Deposits [Abstract]"
       }
      }
     },
     "localname": "DepositsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DepositsDomestic": {
     "auth_ref": [
      "r797"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/DEPOSITSScheduleofDepositsDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate of all domestic interest-bearing and noninterest-bearing deposit liabilities.",
        "label": "Deposits, Domestic",
        "totalLabel": "Total deposits"
       }
      }
     },
     "localname": "DepositsDomestic",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets",
      "http://mvbbanking.com/role/DEPOSITSScheduleofDepositsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DepositsFairValueDisclosure": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits.",
        "label": "Deposits, Fair Value Disclosure",
        "terseLabel": "Deposits"
       }
      }
     },
     "localname": "DepositsFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DepositsLiabilitiesBalanceSheetReportedAmountsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deposits Liabilities, Balance Sheet, Reported Amounts [Abstract]",
        "terseLabel": "Deposits:"
       }
      }
     },
     "localname": "DepositsLiabilitiesBalanceSheetReportedAmountsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_Depreciation": {
     "auth_ref": [
      "r133",
      "r392"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.",
        "label": "Depreciation",
        "verboseLabel": "Depreciation expense"
       }
      }
     },
     "localname": "Depreciation",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DepreciationDepletionAndAmortization": {
     "auth_ref": [
      "r133",
      "r210"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 18.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.",
        "label": "Depreciation, Depletion and Amortization",
        "terseLabel": "Depreciation and amortization"
       }
      }
     },
     "localname": "DepreciationDepletionAndAmortization",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeAssetMeasurementInput": {
     "auth_ref": [
      "r681"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value of input used to measure derivative asset.",
        "label": "Derivative Asset, Measurement Input",
        "terseLabel": "Derivative asset measurement input"
       }
      }
     },
     "localname": "DerivativeAssetMeasurementInput",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "decimalItemType"
    },
    "us-gaap_DerivativeAssetNotionalAmount": {
     "auth_ref": [
      "r657",
      "r658",
      "r660"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nominal or face amount used to calculate payments on the derivative asset.",
        "label": "Derivative Asset, Notional Amount",
        "terseLabel": "Notional amount"
       }
      }
     },
     "localname": "DerivativeAssetNotionalAmount",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeAssets": {
     "auth_ref": [
      "r66",
      "r67",
      "r693"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.",
        "label": "Derivative Asset",
        "terseLabel": "Derivative asset"
       }
      }
     },
     "localname": "DerivativeAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeFairValueOfDerivativeNet": {
     "auth_ref": [
      "r693"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of the assets less the liabilities of a derivative or group of derivatives.",
        "label": "Derivative, Fair Value, Net",
        "terseLabel": "Derivative fair value"
       }
      }
     },
     "localname": "DerivativeFairValueOfDerivativeNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeLiabilities": {
     "auth_ref": [
      "r66",
      "r67",
      "r693"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.",
        "label": "Derivative Liability",
        "terseLabel": "Derivative liability"
       }
      }
     },
     "localname": "DerivativeLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Derivative [Line Items]",
        "terseLabel": "Derivative [Line Items]"
       }
      }
     },
     "localname": "DerivativeLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativeTable": {
     "auth_ref": [
      "r656",
      "r659",
      "r660",
      "r662",
      "r663",
      "r665",
      "r666",
      "r671",
      "r673",
      "r675"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule that describes and identifies a derivative or group of derivatives on a disaggregated basis, such as for individual instruments, or small groups of similar instruments. May include a combination of the type of instrument, risks being hedged, notional amount, hedge designation, related hedged item, inception date, maturity date, or other relevant item.",
        "label": "Derivative [Table]",
        "terseLabel": "Derivative [Table]"
       }
      }
     },
     "localname": "DerivativeTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativesPolicyTextBlock": {
     "auth_ref": [
      "r144",
      "r157",
      "r656",
      "r659",
      "r662",
      "r663",
      "r672"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for its derivative instruments and hedging activities.",
        "label": "Derivatives, Policy [Policy Text Block]",
        "terseLabel": "Interest Rate Lock Commitments and Hedges"
       }
      }
     },
     "localname": "DerivativesPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock": {
     "auth_ref": [
      "r578"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for share-based payment arrangement.",
        "label": "Share-based Payment Arrangement [Text Block]",
        "terseLabel": "STOCK OPTIONS AND OTHER EQUITY AWARDS"
       }
      }
     },
     "localname": "DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDS"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Payment Arrangement [Abstract]",
        "terseLabel": "Disclosure of Compensation Related Costs, Share-based Payments [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DisclosureOfLongLivedAssetsHeldForSaleTextBlock": {
     "auth_ref": [
      "r399"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of long lived assets held for sale. Disclosure may include the description of the facts and circumstances leading to the expected disposal, manner and timing of disposal, the carrying value of the assets held for sale, the gain (loss) recognized in the income statement and the income statement caption that includes that gain (loss).",
        "label": "Disclosure of Long Lived Assets Held-for-sale [Table Text Block]",
        "terseLabel": "Assets and Liabilities of Branches Held for Sale"
       }
      }
     },
     "localname": "DisclosureOfLongLivedAssetsHeldForSaleTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DisclosureOfRestrictionsOnDividendsLoansAndAdvancesDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Disclosure of Restrictions on Dividends, Loans and Advances Disclosure [Abstract]",
        "terseLabel": "Disclosure of Restrictions on Dividends, Loans and Advances Disclosure [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfRestrictionsOnDividendsLoansAndAdvancesDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax": {
     "auth_ref": [
      "r4",
      "r5",
      "r6",
      "r7",
      "r8",
      "r16",
      "r93",
      "r874"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.",
        "label": "Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax",
        "terseLabel": "Income from discontinued operations, before income taxes",
        "verboseLabel": "Income from discontinued operations, before income taxes"
       }
      }
     },
     "localname": "DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation": {
     "auth_ref": [
      "r5",
      "r6",
      "r7",
      "r8",
      "r16",
      "r20",
      "r583",
      "r603",
      "r610"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of tax expense (benefit) related to a discontinued operation. Includes, but is not limited to, tax expense (benefit) related to income (loss) from operations during the phase-out period, tax expense (benefit) related to gain (loss) on disposal, tax expense (benefit) related to gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and tax expense (benefit) related to adjustments of a prior period gain (loss) on disposal.",
        "label": "Discontinued Operation, Tax Effect of Discontinued Operation",
        "terseLabel": "Income tax expense - discontinued operations",
        "verboseLabel": "Income tax expense - discontinued operations"
       }
      }
     },
     "localname": "DiscontinuedOperationTaxEffectOfDiscontinuedOperation",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupClassificationAxis": {
     "auth_ref": [
      "r19"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by disposal group classification.",
        "label": "Disposal Group Classification [Axis]",
        "terseLabel": "Disposal Group Classification [Axis]"
       }
      }
     },
     "localname": "DisposalGroupClassificationAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAssetsandLiabilitiesofBranchesHeldforSaleDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DisposalGroupClassificationDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Component or group of components disposed of, including but not limited to, disposal group held-for-sale or disposed of by sale, disposed of by means other than sale, and discontinued operations.",
        "label": "Disposal Group Classification [Domain]",
        "terseLabel": "Disposal Group Classification [Domain]"
       }
      }
     },
     "localname": "DisposalGroupClassificationDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAssetsandLiabilitiesofBranchesHeldforSaleDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember": {
     "auth_ref": [
      "r19",
      "r390",
      "r399"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disposal group that is classified as held-for-sale. Excludes disposals classified as discontinued operations.",
        "label": "Disposal Group, Held-for-sale, Not Discontinued Operations [Member]",
        "terseLabel": "Held-for-sale"
       }
      }
     },
     "localname": "DisposalGroupHeldforsaleNotDiscontinuedOperationsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAssetsandLiabilitiesofBranchesHeldforSaleDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet": {
     "auth_ref": [
      "r2",
      "r3",
      "r17",
      "r397"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as accounts, notes and loans receivable attributable to disposal group held for sale or disposed of.",
        "label": "Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net",
        "terseLabel": "Loans"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAssetsandLiabilitiesofBranchesHeldforSaleDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment": {
     "auth_ref": [
      "r2",
      "r3",
      "r17",
      "r397"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as property, plant and equipment attributable to disposal group held for sale or disposed of.",
        "label": "Disposal Group, Including Discontinued Operation, Property, Plant and Equipment",
        "terseLabel": "Premises and equipment, net"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAssetsandLiabilitiesofBranchesHeldforSaleDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal": {
     "auth_ref": [
      "r133",
      "r391",
      "r396"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.",
        "label": "Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal",
        "terseLabel": "Gain on sale of banking centers"
       }
      }
     },
     "localname": "DisposalGroupNotDiscontinuedOperationGainLossOnDisposal",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain": {
     "auth_ref": [
      "r521",
      "r526"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of disposal group.",
        "label": "Disposal Group Name [Domain]",
        "terseLabel": "Disposal Group Name [Domain]"
       }
      }
     },
     "localname": "DisposalGroupsIncludingDiscontinuedOperationsNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DividendsCommonStockCash": {
     "auth_ref": [
      "r423"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.",
        "label": "Dividends, Common Stock, Cash",
        "negatedLabel": "Cash dividends paid"
       }
      }
     },
     "localname": "DividendsCommonStockCash",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DividendsPreferredStockCash": {
     "auth_ref": [
      "r423",
      "r844"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash.",
        "label": "Dividends, Preferred Stock, Cash",
        "negatedLabel": "Dividends on preferred stock"
       }
      }
     },
     "localname": "DividendsPreferredStockCash",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DoubtfulMember": {
     "auth_ref": [
      "r270",
      "r349"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A category of financing receivables that have all the weaknesses inherent in those classified as substandard, with the added characteristic that the weaknesses make collection or liquidation in full, on the basis of currently existing facts, conditions, and values, highly questionable and improbable.",
        "label": "Doubtful [Member]",
        "terseLabel": "Doubtful"
       }
      }
     },
     "localname": "DoubtfulMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EarningsPerShareAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share [Abstract]",
        "terseLabel": "Earnings Per Share"
       }
      }
     },
     "localname": "EarningsPerShareAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EarningsPerShareBasic": {
     "auth_ref": [
      "r97",
      "r165",
      "r166",
      "r167",
      "r168",
      "r169",
      "r173",
      "r176",
      "r187",
      "r188",
      "r189",
      "r192",
      "r193",
      "r815",
      "r878"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.",
        "label": "Earnings Per Share, Basic",
        "terseLabel": "Earnings per common share - basic (in dollars per share)",
        "totalLabel": "Earnings per common shareholder - basic (in dollars per share)"
       }
      }
     },
     "localname": "EarningsPerShareBasic",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/QUARTERLYFINANCIALDATAUNAUDITEDDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_EarningsPerShareDiluted": {
     "auth_ref": [
      "r97",
      "r165",
      "r166",
      "r167",
      "r168",
      "r169",
      "r176",
      "r187",
      "r188",
      "r189",
      "r192",
      "r193",
      "r815",
      "r878"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.",
        "label": "Earnings Per Share, Diluted",
        "terseLabel": "Earnings per common share - diluted (in dollars per share)",
        "totalLabel": "Earnings per common shareholder - diluted (in dollars per share)"
       }
      }
     },
     "localname": "EarningsPerShareDiluted",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/QUARTERLYFINANCIALDATAUNAUDITEDDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_EarningsPerSharePolicyTextBlock": {
     "auth_ref": [
      "r144",
      "r190",
      "r191"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for computing basic and diluted earnings or loss per share for each class of common stock and participating security. Addresses all significant policy factors, including any antidilutive items that have been excluded from the computation and takes into account stock dividends, splits and reverse splits that occur after the balance sheet date of the latest reporting period but before the issuance of the financial statements.",
        "label": "Earnings Per Share, Policy [Policy Text Block]",
        "terseLabel": "Earnings Per Share"
       }
      }
     },
     "localname": "EarningsPerSharePolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateContinuingOperations": {
     "auth_ref": [
      "r584"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.",
        "label": "Effective Income Tax Rate Reconciliation, Percent",
        "totalLabel": "Income tax expense (benefit) (as a percentage)"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateContinuingOperations",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Effective Income Tax Rate Reconciliation, Percent [Abstract]",
        "terseLabel": "Effective Income Tax Rate Reconciliation, Percent"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate": {
     "auth_ref": [
      "r584",
      "r607"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of domestic federal statutory tax rate applicable to pretax income (loss).",
        "label": "Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent",
        "terseLabel": "Tax at Federal tax rate (percentage)"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments": {
     "auth_ref": [
      "r584",
      "r607"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.",
        "label": "Effective Income Tax Rate Reconciliation, Other Adjustments, Percent",
        "terseLabel": "Other (percentage)"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationOtherAdjustments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes": {
     "auth_ref": [
      "r584",
      "r607"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).",
        "label": "Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent",
        "terseLabel": "State income tax (percentage)"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome": {
     "auth_ref": [
      "r584",
      "r607"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": -1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income (loss) exempt from income taxes.",
        "label": "Effective Income Tax Rate Reconciliation, Tax Exempt Income, Percent",
        "negatedLabel": "Tax exempt earnings (percentage)"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationTaxExemptIncome",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]",
        "terseLabel": "Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]"
       }
      }
     },
     "localname": "EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofStockBasedCompensationExpenseDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized": {
     "auth_ref": [
      "r567"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cost not yet recognized for nonvested award under share-based payment arrangement.",
        "label": "Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount",
        "terseLabel": "Unrecognized pre-tax compensation expense"
       }
      }
     },
     "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1": {
     "auth_ref": [
      "r567"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.",
        "label": "Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition",
        "terseLabel": "Unrecognized pre-tax compensation expense, recognition period"
       }
      }
     },
     "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_EmployeeStockOptionMember": {
     "auth_ref": [
      "r564"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share-based payment arrangement granting right, subject to vesting and other restrictions, to purchase or sell certain number of shares at predetermined price for specified period of time.",
        "label": "Share-based Payment Arrangement, Option [Member]",
        "terseLabel": "Stock Options"
       }
      }
     },
     "localname": "EmployeeStockOptionMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionValuationAssumptionsDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofStockBasedCompensationExpenseDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EquipmentExpense": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 3.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents equipment expense including depreciation, repairs, rentals, and service contract costs. This item also includes equipment purchases which do not qualify for capitalization in accordance with the entity's accounting policy. This item may also include furniture expenses.",
        "label": "Equipment Expense",
        "terseLabel": "Equipment depreciation and maintenance"
       }
      }
     },
     "localname": "EquipmentExpense",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquityComponentDomain": {
     "auth_ref": [
      "r160",
      "r161",
      "r162",
      "r164",
      "r170",
      "r172",
      "r196",
      "r334",
      "r416",
      "r423",
      "r570",
      "r571",
      "r572",
      "r600",
      "r601",
      "r700",
      "r701",
      "r702",
      "r703",
      "r704",
      "r706",
      "r890",
      "r891",
      "r892"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Components of equity are the parts of the total Equity balance including that which is allocated to common, preferred, treasury stock, retained earnings, etc.",
        "label": "Equity Component [Domain]",
        "terseLabel": "Equity Component [Domain]"
       }
      }
     },
     "localname": "EquityComponentDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails",
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EquityMethodInvestmentDividendsOrDistributions": {
     "auth_ref": [
      "r92",
      "r127",
      "r133",
      "r872"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 23.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities.",
        "label": "Proceeds from Equity Method Investment, Distribution",
        "terseLabel": "Return on equity method investment"
       }
      }
     },
     "localname": "EquityMethodInvestmentDividendsOrDistributions",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquityMethodInvestmentNonconsolidatedInvesteeAxis": {
     "auth_ref": [
      "r23",
      "r148",
      "r329",
      "r698"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by nonconsolidated equity method investee. Excludes information consolidated by reporting entity.",
        "label": "Equity Method Investment, Nonconsolidated Investee [Axis]",
        "terseLabel": "Equity Method Investment, Nonconsolidated Investee [Axis]"
       }
      }
     },
     "localname": "EquityMethodInvestmentNonconsolidatedInvesteeAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EquityMethodInvestmentNonconsolidatedInvesteeDomain": {
     "auth_ref": [
      "r23",
      "r148",
      "r329",
      "r698"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nonconsolidated equity method investee. Excludes information consolidated by reporting entity.",
        "label": "Equity Method Investment, Nonconsolidated Investee [Domain]",
        "terseLabel": "Equity Method Investment, Nonconsolidated Investee [Domain]"
       }
      }
     },
     "localname": "EquityMethodInvestmentNonconsolidatedInvesteeDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvesteesMember": {
     "auth_ref": [
      "r23",
      "r148",
      "r329",
      "r698"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nonconsolidated equity method investee or group of nonconsolidated investees. Excludes information consolidated by reporting entity.",
        "label": "Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member]",
        "terseLabel": "Equity Method Investment, Nonconsolidated Investee or Group of Investees"
       }
      }
     },
     "localname": "EquityMethodInvestmentNonconsolidatedInvesteeOrGroupOfInvesteesMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EquityMethodInvestments": {
     "auth_ref": [
      "r48",
      "r216",
      "r325"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 11.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.",
        "label": "Equity Method Investments",
        "terseLabel": "Equity method investment",
        "verboseLabel": "Investment in subsidiaries"
       }
      }
     },
     "localname": "EquityMethodInvestments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails",
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquityMethodInvestmentsAndJointVenturesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Method Investments and Joint Ventures [Abstract]"
       }
      }
     },
     "localname": "EquityMethodInvestmentsAndJointVenturesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_EquityMethodInvestmentsDisclosureTextBlock": {
     "auth_ref": [
      "r333"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for equity method investments and joint ventures. Equity method investments are investments that give the investor the ability to exercise significant influence over the operating and financial policies of an investee. Joint ventures are entities owned and operated by a small group of businesses as a separate and specific business or project for the mutual benefit of the members of the group.",
        "label": "Equity Method Investments and Joint Ventures Disclosure [Text Block]",
        "terseLabel": "EQUITY METHOD INVESTMENT"
       }
      }
     },
     "localname": "EquityMethodInvestmentsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENT"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_EquityMethodInvestmentsPolicy": {
     "auth_ref": [
      "r48",
      "r127",
      "r144",
      "r327",
      "r698"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for equity method of accounting for investments and other interests. Investment includes, but is not limited to, unconsolidated subsidiary, corporate joint venture, noncontrolling interest in real estate venture, limited partnership, and limited liability company. Information includes, but is not limited to, ownership percentage, reason equity method is or is not considered appropriate, and accounting policy election for distribution received.",
        "label": "Equity Method Investments [Policy Text Block]",
        "terseLabel": "Equity Method Investment"
       }
      }
     },
     "localname": "EquityMethodInvestmentsPolicy",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_EquityMethodInvestmentsTextBlock": {
     "auth_ref": [
      "r330"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of equity method investments including, but not limited to, name of each investee or group of investments, percentage ownership, difference between recorded amount of an investment and the value of the underlying equity in the net assets, and summarized financial information.",
        "label": "Equity Method Investments [Table Text Block]",
        "terseLabel": "Equity Method Investments"
       }
      }
     },
     "localname": "EquityMethodInvestmentsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_EquitySecuritiesFvNi": {
     "auth_ref": [
      "r691"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 4.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).",
        "label": "Equity Securities, FV-NI",
        "terseLabel": "Equity securities"
       }
      }
     },
     "localname": "EquitySecuritiesFvNi",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquitySecuritiesFvNiMeasurementInput": {
     "auth_ref": [
      "r681"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value of input used to measure investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).",
        "label": "Equity Securities, FV-NI, Measurement Input",
        "terseLabel": "Securities"
       }
      }
     },
     "localname": "EquitySecuritiesFvNiMeasurementInput",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "decimalItemType"
    },
    "us-gaap_EquitySecuritiesFvNiRealizedGain": {
     "auth_ref": [
      "r324"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 15.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of realized gain from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).",
        "label": "Equity Securities, FV-NI, Realized Gain",
        "negatedTerseLabel": "Gain on sale of equity securities",
        "terseLabel": "Gross gains"
       }
      }
     },
     "localname": "EquitySecuritiesFvNiRealizedGain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESGainslossesonsalesofinvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquitySecuritiesFvNiRealizedGainLoss": {
     "auth_ref": [
      "r324",
      "r880"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 10.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of realized gain (loss) from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).",
        "label": "Equity Securities, FV-NI, Realized Gain (Loss)",
        "terseLabel": "Gain (loss) on sale of equity securities, net"
       }
      }
     },
     "localname": "EquitySecuritiesFvNiRealizedGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquitySecuritiesFvNiRealizedLoss": {
     "auth_ref": [
      "r324"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 10.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of realized loss from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).",
        "label": "Equity Securities, FV-NI, Realized Loss",
        "terseLabel": "Loss on sale of equity securities"
       }
      }
     },
     "localname": "EquitySecuritiesFvNiRealizedLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESGainslossesonsalesofinvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquitySecuritiesFvNiUnrealizedGain": {
     "auth_ref": [
      "r324"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrealized gain on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).",
        "label": "Equity Securities, FV-NI, Unrealized Gain",
        "terseLabel": "Unrealized holding gains on equity securities"
       }
      }
     },
     "localname": "EquitySecuritiesFvNiUnrealizedGain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESGainslossesonsalesofinvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquitySecuritiesFvNiUnrealizedGainLoss": {
     "auth_ref": [
      "r324",
      "r880"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 6.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).",
        "label": "Equity Securities, FV-NI, Unrealized Gain (Loss)",
        "terseLabel": "Holding gain on equity securities"
       }
      }
     },
     "localname": "EquitySecuritiesFvNiUnrealizedGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESGainslossesonsalesofinvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquitySecuritiesMember": {
     "auth_ref": [
      "r27",
      "r32",
      "r323",
      "r862",
      "r907",
      "r908",
      "r909"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ownership interest or right to acquire or dispose of ownership interest in corporations and other legal entities for which ownership interest is represented by shares of common or preferred stock, convertible securities, stock rights, or stock warrants.",
        "label": "Equity Securities [Member]",
        "terseLabel": "Equity Securities"
       }
      }
     },
     "localname": "EquitySecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EstimateOfFairValueFairValueDisclosureMember": {
     "auth_ref": [
      "r693"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measured as an estimate of fair value.",
        "label": "Estimate of Fair Value Measurement [Member]",
        "terseLabel": "Estimated Fair Value"
       }
      }
     },
     "localname": "EstimateOfFairValueFairValueDisclosureMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]",
        "terseLabel": "Fair value of assets and liabilities",
        "verboseLabel": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSTables"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable": {
     "auth_ref": [
      "r676",
      "r677",
      "r678",
      "r688"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about asset and liability measured at fair value on recurring and nonrecurring basis.",
        "label": "Fair Value, Recurring and Nonrecurring [Table]",
        "terseLabel": "Fair Value Measurements, Recurring and Nonrecurring [Table]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSTables"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Fair Value Measurement Inputs and Valuation Techniques [Line Items]",
        "terseLabel": "Quantitative\u00a0Information\u00a0about\u00a0Level\u00a0III\u00a0Fair\u00a0Value\u00a0Measurements"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable": {
     "auth_ref": [
      "r679"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about input and valuation technique used to measure fair value and change in valuation approach and technique for each separate class of asset and liability measured on recurring and nonrecurring basis.",
        "label": "Fair Value Measurement Inputs and Valuation Techniques [Table]",
        "terseLabel": "Fair Value Measurement Inputs and Valuation Techniques [Table]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock": {
     "auth_ref": [
      "r676",
      "r677",
      "r679"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of assets and liabilities by class, including financial instruments measured at fair value that are classified in shareholders' equity, if any, that are measured at fair value on a nonrecurring basis in periods after initial recognition (for example, impaired assets). Disclosures may include, but are not limited to: (a) the fair value measurements recorded and the reasons for the measurements and (b) the level within the fair value hierarchy in which the fair value measurements are categorized in their entirety (levels 1, 2, 3).",
        "label": "Fair Value Measurements, Nonrecurring [Table Text Block]",
        "terseLabel": "Quantitative Information About the Level III Significant Unobservable Inputs for Assets and Liabilities Measured at Fair Value on Nonrecurring Basis"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnNonrecurringBasisTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock": {
     "auth_ref": [
      "r676",
      "r677"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of assets measured at fair value measured on a recurring or nonrecurring basis. Includes, but is not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2.",
        "label": "Fair Value, Assets Measured on Recurring and Nonrecurring Basis [Table Text Block]",
        "terseLabel": "Financial Assets and Liabilities Measured at Fair Value"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain": {
     "auth_ref": [
      "r682"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Class of asset.",
        "label": "Asset Class [Domain]",
        "terseLabel": "Asset Class [Domain]"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]",
        "terseLabel": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]",
        "terseLabel": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable": {
     "auth_ref": [
      "r682",
      "r688"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of information required and determined to be provided for purposes of reconciling beginning and ending balances of fair value measurements of assets using significant unobservable inputs (level 3). Such reconciliation, separately presenting changes during the period, at a minimum, may include, but is not limited to: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets) and gains or losses recognized in other comprehensive income, and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset.",
        "label": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]",
        "terseLabel": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock": {
     "auth_ref": [
      "r682",
      "r688"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the fair value measurement of assets using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets) and gains or losses recognized in other comprehensive income (loss), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset.",
        "label": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]",
        "terseLabel": "Schedule of Recurring Level III Assets"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]",
        "terseLabel": "Carrying values and estimated fair values of financial instruments:"
       }
      }
     },
     "localname": "FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByAssetClassAxis": {
     "auth_ref": [
      "r676",
      "r688"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by class of asset.",
        "label": "Asset Class [Axis]",
        "terseLabel": "Asset Class [Axis]"
       }
      }
     },
     "localname": "FairValueByAssetClassAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByBalanceSheetGroupingTable": {
     "auth_ref": [
      "r676",
      "r694",
      "r695"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.",
        "label": "Fair Value, by Balance Sheet Grouping [Table]",
        "terseLabel": "Fair Value, by Balance Sheet Grouping [Table]"
       }
      }
     },
     "localname": "FairValueByBalanceSheetGroupingTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByBalanceSheetGroupingTextBlock": {
     "auth_ref": [
      "r676",
      "r694"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.",
        "label": "Fair Value, by Balance Sheet Grouping [Table Text Block]",
        "terseLabel": "Carrying Values and Estimated Fair Values of Financial Instruments"
       }
      }
     },
     "localname": "FairValueByBalanceSheetGroupingTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueByFairValueHierarchyLevelAxis": {
     "auth_ref": [
      "r468",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r514",
      "r677",
      "r739",
      "r740",
      "r741"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by level within fair value hierarchy and fair value measured at net asset value per share as practical expedient.",
        "label": "Fair Value Hierarchy and NAV [Axis]",
        "terseLabel": "Fair Value Hierarchy and NAV [Axis]"
       }
      }
     },
     "localname": "FairValueByFairValueHierarchyLevelAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByMeasurementBasisAxis": {
     "auth_ref": [
      "r676",
      "r689"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by measurement basis.",
        "label": "Measurement Basis [Axis]",
        "terseLabel": "Measurement Basis [Axis]"
       }
      }
     },
     "localname": "FairValueByMeasurementBasisAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByMeasurementFrequencyAxis": {
     "auth_ref": [
      "r676",
      "r677",
      "r680",
      "r681",
      "r690"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by measurement frequency.",
        "label": "Measurement Frequency [Axis]",
        "terseLabel": "Measurement Frequency [Axis]"
       }
      }
     },
     "localname": "FairValueByMeasurementFrequencyAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSTables"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueDisclosureItemAmountsDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement basis, for example, but not limited to, reported value, fair value, portion at fair value, portion at other than fair value.",
        "label": "Fair Value Measurement [Domain]",
        "terseLabel": "Fair Value Measurement [Domain]"
       }
      }
     },
     "localname": "FairValueDisclosureItemAmountsDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability": {
     "auth_ref": [
      "r693"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The fair value of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.",
        "label": "Fair Value Disclosure, Off-balance Sheet Risks, Amount, Liability",
        "terseLabel": "Liability for unfunded commitments"
       }
      }
     },
     "localname": "FairValueDisclosureOffbalanceSheetRisksAmountLiability",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueDisclosureOffbalanceSheetRisksFaceAmountLiability": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The face amount of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.",
        "label": "Fair Value Disclosure, Off-balance Sheet Risks, Face Amount, Liability",
        "terseLabel": "Total contractual amounts of the commitments"
       }
      }
     },
     "localname": "FairValueDisclosureOffbalanceSheetRisksFaceAmountLiability",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMMITMENTSANDCONTINGENTLIABILITIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueDisclosuresAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Disclosures [Abstract]",
        "terseLabel": "Fair Value Disclosures [Abstract]"
       }
      }
     },
     "localname": "FairValueDisclosuresAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueDisclosuresTextBlock": {
     "auth_ref": [
      "r687"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments as well as disclosures related to the fair value of non-financial assets and liabilities. Such disclosures about the financial instruments, assets, and liabilities would include: (1) the fair value of the required items together with their carrying amounts (as appropriate); (2) for items for which it is not practicable to estimate fair value, disclosure would include: (a) information pertinent to estimating fair value (including, carrying amount, effective interest rate, and maturity, and (b) the reasons why it is not practicable to estimate fair value; (3) significant concentrations of credit risk including: (a) information about the activity, region, or economic characteristics identifying a concentration, (b) the maximum amount of loss the entity is exposed to based on the gross fair value of the related item, (c) policy for requiring collateral or other security and information as to accessing such collateral or security, and (d) the nature and brief description of such collateral or security; (4) quantitative information about market risks and how such risks are managed; (5) for items measured on both a recurring and nonrecurring basis information regarding the inputs used to develop the fair value measurement; and (6) for items presented in the financial statement for which fair value measurement is elected: (a) information necessary to understand the reasons for the election, (b) discussion of the effect of fair value changes on earnings, (c) a description of [similar groups] items for which the election is made and the relation thereof to the balance sheet, the aggregate carrying value of items included in the balance sheet that are not eligible for the election; (7) all other required (as defined) and desired information.",
        "label": "Fair Value Disclosures [Text Block]",
        "terseLabel": "FAIR VALUE MEASUREMENTS"
       }
      }
     },
     "localname": "FairValueDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTS"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueHedgingMember": {
     "auth_ref": [
      "r661"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A hedge of the exposure to changes in the fair value of a recognized asset or liability, or of an unrecognized firm commitment, that are attributable to a particular risk.",
        "label": "Fair Value Hedging [Member]",
        "terseLabel": "Fair value hedge"
       }
      }
     },
     "localname": "FairValueHedgingMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueInputsLevel1Member": {
     "auth_ref": [
      "r468",
      "r470",
      "r475",
      "r514",
      "r677",
      "r739"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Quoted prices in active markets for identical assets or liabilities that the reporting entity can access at the measurement date.",
        "label": "Fair Value, Inputs, Level 1 [Member]",
        "terseLabel": "Level\u00a0I",
        "verboseLabel": "Quoted Prices in Active Markets for Identical Assets (Level I)"
       }
      }
     },
     "localname": "FairValueInputsLevel1Member",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueInputsLevel2Member": {
     "auth_ref": [
      "r468",
      "r470",
      "r475",
      "r514",
      "r677",
      "r740"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Inputs other than quoted prices included within level 1 that are observable for an asset or liability, either directly or indirectly, including, but not limited to, quoted prices for similar assets or liabilities in active markets, or quoted prices for identical or similar assets or liabilities in inactive markets.",
        "label": "Fair Value, Inputs, Level 2 [Member]",
        "terseLabel": "Level\u00a0II",
        "verboseLabel": "Significant Other Observable Inputs (Level II)"
       }
      }
     },
     "localname": "FairValueInputsLevel2Member",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueInputsLevel3Member": {
     "auth_ref": [
      "r468",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r514",
      "r677",
      "r741"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.",
        "label": "Fair Value, Inputs, Level 3 [Member]",
        "terseLabel": "Level\u00a0III",
        "verboseLabel": "Significant Unobservable Inputs (Level III)"
       }
      }
     },
     "localname": "FairValueInputsLevel3Member",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisSubordinatedDebtObligations": {
     "auth_ref": [
      "r676",
      "r677"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of subordinated debt obligations including, but not limited to, subordinated loan, subordinated bond, subordinated debenture or junior debt.",
        "label": "Subordinated Debt Obligations, Fair Value Disclosure",
        "terseLabel": "Subordinated debt"
       }
      }
     },
     "localname": "FairValueLiabilitiesMeasuredOnRecurringBasisSubordinatedDebtObligations",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementFrequencyDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement frequency.",
        "label": "Measurement Frequency [Domain]",
        "terseLabel": "Fair Value, Measurement Frequency [Domain]"
       }
      }
     },
     "localname": "FairValueMeasurementFrequencyDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSTables"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementPolicyPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for fair value measurements of financial and non-financial assets, liabilities and instruments classified in shareholders' equity. Disclosures include, but are not limited to, how an entity that manages a group of financial assets and liabilities on the basis of its net exposure measures the fair value of those assets and liabilities.",
        "label": "Fair Value Measurement, Policy [Policy Text Block]",
        "terseLabel": "Fair Value Measurements"
       }
      }
     },
     "localname": "FairValueMeasurementPolicyPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1": {
     "auth_ref": [
      "r683"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings",
        "terseLabel": "Realized and unrealized gains (losses) included in earnings"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss": {
     "auth_ref": [
      "r684"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) recognized in other comprehensive income (OCI) from asset measured at fair value on recurring basis using unobservable input (level 3).",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss)",
        "terseLabel": "Unrealized gain included in other comprehensive income (loss)"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases": {
     "auth_ref": [
      "r685"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases",
        "terseLabel": "Purchase of securities"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements": {
     "auth_ref": [
      "r685"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of settlement of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements",
        "negatedTerseLabel": "Maturities/calls"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue": {
     "auth_ref": [
      "r682"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value",
        "periodEndLabel": "Ending balance",
        "periodStartLabel": "Beginning balance",
        "terseLabel": "Interest rate lock commitments"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInOtherComprehensiveIncome": {
     "auth_ref": [
      "r684"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) recognized in other comprehensive income (OCI) from liability measured at fair value on recurring basis using unobservable input (level 3).",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Other Comprehensive Income (Loss)",
        "terseLabel": "Unrealized loss included in other comprehensive income (loss)"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInOtherComprehensiveIncome",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementsFairValueHierarchyDomain": {
     "auth_ref": [
      "r468",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r514",
      "r739",
      "r740",
      "r741"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Categories used to prioritize the inputs to valuation techniques to measure fair value.",
        "label": "Fair Value Hierarchy and NAV [Domain]",
        "terseLabel": "Fair Value Hierarchy and NAV [Domain]"
       }
      }
     },
     "localname": "FairValueMeasurementsFairValueHierarchyDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementsNonrecurringMember": {
     "auth_ref": [
      "r676",
      "r677",
      "r680",
      "r681",
      "r686",
      "r690"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Infrequent fair value measurement. Includes, but is not limited to, fair value adjustment for impairment of asset, liability or equity, not frequently measured at fair value.",
        "label": "Fair Value, Nonrecurring [Member]",
        "terseLabel": "Non-recurring"
       }
      }
     },
     "localname": "FairValueMeasurementsNonrecurringMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSTables"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementsRecurringMember": {
     "auth_ref": [
      "r687",
      "r690"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Frequent fair value measurement. Includes, but is not limited to, fair value adjustment for impairment of asset, liability or equity, frequently measured at fair value.",
        "label": "Fair Value, Recurring [Member]",
        "terseLabel": "Recurring"
       }
      }
     },
     "localname": "FairValueMeasurementsRecurringMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSTables"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]",
        "terseLabel": "Financial Instruments with Off-Balance-Sheet Risk"
       }
      }
     },
     "localname": "FairValueOffBalanceSheetRisksDisclosureInformationLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMMITMENTSANDCONTINGENTLIABILITIESDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Federal Funds Purchased and Securities Sold under Agreements to Repurchase [Abstract]",
        "terseLabel": "Short-term Borrowings and Repurchase Agreements"
       }
      }
     },
     "localname": "FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSShorttermBorrowingsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds": {
     "auth_ref": [
      "r56",
      "r799",
      "r846"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of advances or credit lines available from the Federal Home Loan Bank (FHLB).",
        "label": "Federal Home Loan Bank, Advances, General Debt Obligations, Amount of Available, Unused Funds",
        "terseLabel": "Remaining maximum borrowing capacity with the FHLB"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSShorttermBorrowingsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable": {
     "auth_ref": [
      "r56",
      "r799",
      "r846"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of maximum advances or credit lines available from the Federal Home Loan Bank (FHLB).",
        "label": "Federal Home Loan Bank, Advances, General Debt Obligations, Maximum Amount Available",
        "terseLabel": "Maximum borrowing capacity with the FHLB"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSShorttermBorrowingsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FederalHomeLoanBankAdvancesLongTerm": {
     "auth_ref": [
      "r802",
      "r846",
      "r848"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer.",
        "label": "Long-term Federal Home Loan Bank Advances",
        "terseLabel": "Borrowings from the FHLB"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesLongTerm",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSLongtermBorrowingsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FederalHomeLoanBankAdvancesMember": {
     "auth_ref": [
      "r799"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Borrowings from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and also in times of liquidity shortages. The member institution executes a promissory note, which is generally collateralized by government securities to the Federal Reserve or loans.",
        "label": "Federal Home Loan Bank Advances [Member]",
        "terseLabel": "Short-term Borrowings from FHLB"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSShorttermBorrowingsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FederalHomeLoanBankStock": {
     "auth_ref": [
      "r843"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Federal Home Loan Bank (FHLB) stock represents an equity interest in a FHLB. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity).",
        "label": "Federal Home Loan Bank Stock",
        "terseLabel": "FHLB stock"
       }
      }
     },
     "localname": "FederalHomeLoanBankStock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinanceLeaseInterestExpense": {
     "auth_ref": [
      "r717",
      "r718",
      "r726"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseCostsDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_LeaseCost",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest expense on finance lease liability.",
        "label": "Finance Lease, Interest Expense",
        "terseLabel": "Interest on lease liabilities, finance leases"
       }
      }
     },
     "localname": "FinanceLeaseInterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseCostsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finance Lease, Liability, Payment, Due [Abstract]",
        "terseLabel": "Finance Leases"
       }
      }
     },
     "localname": "FinanceLeaseLiabilitiesPaymentsDueAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinanceLeaseLiability": {
     "auth_ref": [
      "r715",
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails_1": {
       "order": 1.0,
       "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Present value of lessee's discounted obligation for lease payments from finance lease.",
        "label": "Finance Lease, Liability",
        "terseLabel": "Present value of net future minimum lease payments",
        "verboseLabel": "Finance lease, liability"
       }
      }
     },
     "localname": "FinanceLeaseLiability",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseNarrativeDetails",
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinanceLeaseLiabilityMaturityTableTextBlock": {
     "auth_ref": [
      "r725"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of undiscounted cash flows of finance lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to finance lease liability recognized in statement of financial position.",
        "label": "Finance Lease, Liability, Fiscal Year Maturity [Table Text Block]",
        "terseLabel": "Summary of Finance Lease Liability"
       }
      }
     },
     "localname": "FinanceLeaseLiabilityMaturityTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FinanceLeaseLiabilityPaymentsDue": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails_1": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payments for finance lease.",
        "label": "Finance Lease, Liability, Payment, Due",
        "totalLabel": "Total future minimum lease payments"
       }
      }
     },
     "localname": "FinanceLeaseLiabilityPaymentsDue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails": {
       "order": 5.0,
       "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Finance Lease, Liability, to be Paid, after Year Five",
        "terseLabel": "2026 and thereafter"
       }
      }
     },
     "localname": "FinanceLeaseLiabilityPaymentsDueAfterYearFive",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails": {
       "order": 6.0,
       "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Finance Lease, Liability, to be Paid, Year One",
        "terseLabel": "2021"
       }
      }
     },
     "localname": "FinanceLeaseLiabilityPaymentsDueNextTwelveMonths",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Finance Lease, Liability, to be Paid, Year Five",
        "terseLabel": "2025"
       }
      }
     },
     "localname": "FinanceLeaseLiabilityPaymentsDueYearFive",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Finance Lease, Liability, to be Paid, Year Four",
        "terseLabel": "2024"
       }
      }
     },
     "localname": "FinanceLeaseLiabilityPaymentsDueYearFour",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Finance Lease, Liability, to be Paid, Year Three",
        "terseLabel": "2023"
       }
      }
     },
     "localname": "FinanceLeaseLiabilityPaymentsDueYearThree",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Finance Lease, Liability, to be Paid, Year Two",
        "terseLabel": "2022"
       }
      }
     },
     "localname": "FinanceLeaseLiabilityPaymentsDueYearTwo",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails_1": {
       "order": 2.0,
       "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for finance lease.",
        "label": "Finance Lease, Liability, Undiscounted Excess Amount",
        "negatedLabel": "Less: Amounts representing interest"
       }
      }
     },
     "localname": "FinanceLeaseLiabilityUndiscountedExcessAmount",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinanceLeaseRightOfUseAssetAmortization": {
     "auth_ref": [
      "r717",
      "r718",
      "r726"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseCostsDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_LeaseCost",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of amortization expense attributable to right-of-use asset from finance lease.",
        "label": "Finance Lease, Right-of-Use Asset, Amortization",
        "terseLabel": "Amortization of right-of-use assets, finance leases"
       }
      }
     },
     "localname": "FinanceLeaseRightOfUseAssetAmortization",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseCostsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization": {
     "auth_ref": [
      "r714"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before accumulated amortization, of right-of-use asset from finance lease.",
        "label": "Finance Lease, Right-of-Use Asset, before Accumulated Amortization",
        "terseLabel": "Finance lease right of use asset"
       }
      }
     },
     "localname": "FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent": {
     "auth_ref": [
      "r723",
      "r726"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average discount rate for finance lease calculated at point in time.",
        "label": "Finance Lease, Weighted Average Discount Rate, Percent",
        "terseLabel": "Finance lease, weighted average discount rate"
       }
      }
     },
     "localname": "FinanceLeaseWeightedAverageDiscountRatePercent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1": {
     "auth_ref": [
      "r722",
      "r726"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.",
        "label": "Finance Lease, Weighted Average Remaining Lease Term",
        "terseLabel": "Finance lease, weighted average remaining lease term"
       }
      }
     },
     "localname": "FinanceLeaseWeightedAverageRemainingLeaseTerm1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_FinanceLoansAndLeasesReceivablePolicy": {
     "auth_ref": [
      "r249",
      "r262",
      "r269",
      "r277",
      "r282",
      "r286",
      "r287",
      "r289"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for financing receivable.",
        "label": "Financing Receivable [Policy Text Block]",
        "terseLabel": "Loans and Allowance for Loan Losses"
       }
      }
     },
     "localname": "FinanceLoansAndLeasesReceivablePolicy",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FinancialAssetAcquiredWithCreditDeteriorationMember": {
     "auth_ref": [
      "r294"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial asset acquired with deteriorated credit quality.",
        "label": "Financial Asset Acquired with Credit Deterioration [Member]",
        "terseLabel": "Purchased credit impaired loans"
       }
      }
     },
     "localname": "FinancialAssetAcquiredWithCreditDeteriorationMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAccretiableYieldDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESCarryingAmountofPCILoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESContractuallyRequiredPaymentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancialInstrumentAxis": {
     "auth_ref": [
      "r312",
      "r314",
      "r336",
      "r342",
      "r343",
      "r347",
      "r349",
      "r363",
      "r365",
      "r366",
      "r367",
      "r736",
      "r737",
      "r738",
      "r739",
      "r740",
      "r741",
      "r742",
      "r743",
      "r744",
      "r746",
      "r747",
      "r748",
      "r749",
      "r751",
      "r754",
      "r761",
      "r762",
      "r763",
      "r764",
      "r766",
      "r767",
      "r768",
      "r769",
      "r770",
      "r771",
      "r772",
      "r773",
      "r774",
      "r775",
      "r776"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of financial instrument.",
        "label": "Financial Instrument [Axis]",
        "terseLabel": "Financial Instrument [Axis]"
       }
      }
     },
     "localname": "FinancialInstrumentAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMMITMENTSANDCONTINGENTLIABILITIESDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancialInstrumentPerformanceStatusAxis": {
     "auth_ref": [
      "r349"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by category of performance or non-performance status of financial instruments.",
        "label": "Financial Instrument Performance Status [Axis]",
        "terseLabel": "Financial Instrument Performance Status [Axis]"
       }
      }
     },
     "localname": "FinancialInstrumentPerformanceStatusAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancialInstrumentPerformanceStatusDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Category of performance or non-performance status of financial instruments, including but not limited to, financing receivables, loans, debt, and investments.",
        "label": "Financial Instrument Performance Status [Domain]",
        "terseLabel": "Financial Instrument Performance Status [Domain]"
       }
      }
     },
     "localname": "FinancialInstrumentPerformanceStatusDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancialInstrumentsDisclosureTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for financial instruments. This disclosure includes, but is not limited to, fair value measurements of short and long term marketable securities, international currencies forward contracts, and auction rate securities. Financial instruments may include hedging and non-hedging currency exchange instruments, derivatives, securitizations and securities available for sale at fair value. Also included are investment results, realized and unrealized gains and losses as well as impairments and risk management disclosures.",
        "label": "Financial Instruments Disclosure [Text Block]",
        "terseLabel": "FAIR VALUE OF FINANCIAL INSTRUMENTS"
       }
      }
     },
     "localname": "FinancialInstrumentsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTS"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]",
        "terseLabel": "Financial assets:"
       }
      }
     },
     "localname": "FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]",
        "terseLabel": "Financial liabilities:"
       }
      }
     },
     "localname": "FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLosses": {
     "auth_ref": [
      "r251",
      "r335",
      "r337",
      "r341",
      "r794"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_NotesReceivableNet",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.",
        "label": "Financing Receivable, Allowance for Credit Loss",
        "negatedTerseLabel": "Allowance for loan losses"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLosses",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment": {
     "auth_ref": [
      "r255"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.",
        "label": "Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment",
        "terseLabel": "Collectively evaluated for impairment"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1": {
     "auth_ref": [
      "r255"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.",
        "label": "Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment",
        "terseLabel": "Individually evaluated for impairment"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Financing Receivable, Allowance for Credit Loss [Line Items]",
        "terseLabel": "Activity in the allowance for loan losses:"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease": {
     "auth_ref": [
      "r250",
      "r342"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in allowance for credit loss on financing receivable.",
        "label": "Financing Receivable, Allowance for Credit Loss, Period Increase (Decrease)",
        "terseLabel": "Increase in allowance for loan losses"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAccretiableYieldDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery": {
     "auth_ref": [
      "r254",
      "r340",
      "r357"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase in allowance for credit loss on financing receivable from recovery.",
        "label": "Financing Receivable, Allowance for Credit Loss, Recovery",
        "terseLabel": "Recoveries"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesRecovery",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Financing Receivable, Allowance for Credit Loss [Roll Forward]",
        "terseLabel": "Changes in the allowance for loan losses"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs": {
     "auth_ref": [
      "r253",
      "r339",
      "r357"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of writeoff of financing receivable, charged against allowance for credit loss.",
        "label": "Financing Receivable, Allowance for Credit Loss, Writeoff",
        "negatedTerseLabel": "Charge-offs"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesWriteOffs",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableBeforeAllowanceForCreditLossAndFee": {
     "auth_ref": [
      "r246",
      "r348",
      "r796"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before allowance for credit loss and fee, of financing receivable. Excludes financing receivable covered under loss sharing agreement.",
        "label": "Financing Receivable, before Allowance for Credit Loss and Fee",
        "terseLabel": "Loan balance"
       }
      }
     },
     "localname": "FinancingReceivableBeforeAllowanceForCreditLossAndFee",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPPPLoansandCARESActDeferralsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment": {
     "auth_ref": [
      "r256"
     ],
     "calculation": {
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails": {
       "order": 1.0,
       "parentTag": "mvbf_FinancingReceivableBeforeAllowanceForCreditLossAndFeeExcludingPurchasedCreditDeterioratedLoansAcquired",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The balance of financing receivables that were collectively evaluated for impairment.",
        "label": "Financing Receivable, Collectively Evaluated for Impairment",
        "terseLabel": "Collectively evaluated for impairment"
       }
      }
     },
     "localname": "FinancingReceivableCollectivelyEvaluatedForImpairment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock": {
     "auth_ref": [
      "r270",
      "r349"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of financing receivables by credit quality indicator. The credit quality indicator is a statistic about the credit quality of financing receivables. Examples include, but not limited to, consumer credit risk scores, credit-rating-agency ratings, an entity's internal credit risk grades, loan-to-value ratios, collateral, collection experience and other internal metrics.",
        "label": "Financing Receivable Credit Quality Indicators [Table Text Block]",
        "terseLabel": "Classes of the Loan Portfolio Summarized by the Aggregate Pass and the Criticized Categories"
       }
      }
     },
     "localname": "FinancingReceivableCreditQualityIndicatorsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FinancingReceivableImpairedLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Financing Receivable, Impaired [Line Items]",
        "terseLabel": "Financing Receivable, Impaired [Line Items]",
        "verboseLabel": "Impaired loans by class"
       }
      }
     },
     "localname": "FinancingReceivableImpairedLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAccretiableYieldDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESCarryingAmountofPCILoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESContractuallyRequiredPaymentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPPPLoansandCARESActDeferralsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment": {
     "auth_ref": [
      "r256"
     ],
     "calculation": {
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails": {
       "order": 2.0,
       "parentTag": "mvbf_FinancingReceivableBeforeAllowanceForCreditLossAndFeeExcludingPurchasedCreditDeterioratedLoansAcquired",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The balance of financing receivables that were individually evaluated for impairment.",
        "label": "Financing Receivable, Individually Evaluated for Impairment",
        "terseLabel": "Individually evaluated for impairment"
       }
      }
     },
     "localname": "FinancingReceivableIndividuallyEvaluatedForImpairment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableModificationsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Financing Receivable, Troubled Debt Restructuring [Line Items]",
        "terseLabel": "Details related to loans identified as Troubled Debt Restructurings (TDRs):"
       }
      }
     },
     "localname": "FinancingReceivableModificationsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivableModificationsNumberOfContracts2": {
     "auth_ref": [
      "r272"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of financing receivables that have been modified by troubled debt restructurings.",
        "label": "Financing Receivable, Modifications, Number of Contracts",
        "terseLabel": "Number of Contracts"
       }
      }
     },
     "localname": "FinancingReceivableModificationsNumberOfContracts2",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2": {
     "auth_ref": [
      "r272"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after troubled debt restructuring, of modified financing receivable.",
        "label": "Financing Receivable, Troubled Debt Restructuring, Postmodification",
        "terseLabel": "Post-Modification Outstanding Recorded Investment"
       }
      }
     },
     "localname": "FinancingReceivableModificationsPostModificationRecordedInvestment2",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2": {
     "auth_ref": [
      "r272"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before troubled debt restructuring, of financing receivable to be modified.",
        "label": "Financing Receivable, Troubled Debt Restructuring, Premodification",
        "terseLabel": "Pre-Modification Outstanding Recorded Investment"
       }
      }
     },
     "localname": "FinancingReceivableModificationsPreModificationRecordedInvestment2",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableModificationsRecordedInvestment": {
     "auth_ref": [
      "r272",
      "r295"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of financing receivable modified as troubled debt restructuring.",
        "label": "Financing Receivable, Troubled Debt Restructuring",
        "verboseLabel": "Troubled debt restructuring loans"
       }
      }
     },
     "localname": "FinancingReceivableModificationsRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1": {
     "auth_ref": [
      "r274"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of financing receivable contracts modified as troubled debt restructuring within previous 12 months, with subsequent payment default.",
        "label": "Financing Receivable, Troubled Debt Restructuring, Subsequent Default, Number of Contracts",
        "terseLabel": "Number of restructured loans"
       }
      }
     },
     "localname": "FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1": {
     "auth_ref": [
      "r273"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of financing receivable modified as troubled debt restructuring within previous 12 months, with subsequent payment default.",
        "label": "Financing Receivable, Troubled Debt Restructuring, Subsequent Default",
        "terseLabel": "Loans defaulted under the restructured terms"
       }
      }
     },
     "localname": "FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableNonaccrualInterestIncome": {
     "auth_ref": [
      "r345"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest income on financing receivable on nonaccrual status.",
        "label": "Financing Receivable, Nonaccrual, Interest Income",
        "terseLabel": "Increased amount of interest income on loans"
       }
      }
     },
     "localname": "FinancingReceivableNonaccrualInterestIncome",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear": {
     "auth_ref": [
      "r350",
      "r357"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of financing receivable originated in current fiscal year.",
        "label": "Financing Receivable, Year One, Originated, Current Fiscal Year",
        "terseLabel": "Original balance of loans"
       }
      }
     },
     "localname": "FinancingReceivableOriginatedInCurrentFiscalYear",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPPPLoansandCARESActDeferralsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivablePortfolioSegmentAxis": {
     "auth_ref": [
      "r336",
      "r342",
      "r351"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by the level at which an entity develops and documents a systematic methodology to determine its allowance for credit losses.",
        "label": "Financing Receivable Portfolio Segment [Axis]",
        "terseLabel": "Financing Receivable Portfolio Segment [Axis]"
       }
      }
     },
     "localname": "FinancingReceivablePortfolioSegmentAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESCarryingAmountofPCILoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESContractuallyRequiredPaymentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPPPLoansandCARESActDeferralsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivablePortfolioSegmentDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Level at which an entity develops and documents a systematic methodology to determine its allowance for credit losses.",
        "label": "Financing Receivable Portfolio Segment [Domain]",
        "terseLabel": "Financing Receivable Portfolio Segment [Domain]"
       }
      }
     },
     "localname": "FinancingReceivablePortfolioSegmentDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESCarryingAmountofPCILoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESContractuallyRequiredPaymentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPPPLoansandCARESActDeferralsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing": {
     "auth_ref": [
      "r279",
      "r346",
      "r358"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of financing receivable 90 days or more past due and still accruing.",
        "label": "Financing Receivable, 90 Days or More Past Due, Still Accruing",
        "terseLabel": "90+\u00a0Days Still Accruing"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis": {
     "auth_ref": [
      "r271",
      "r280",
      "r281",
      "r343",
      "r347",
      "r349",
      "r352",
      "r354",
      "r357",
      "r358"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by class of financing receivable determined on the basis of initial measurement attribute, risk characteristics and method of monitoring and assessing credit risk.",
        "label": "Class of Financing Receivable [Axis]",
        "terseLabel": "Class of Financing Receivable, Type [Axis]"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPPPLoansandCARESActDeferralsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing receivables determined on the basis of initial measurement attribute, risk characteristics and method of monitoring and assessing credit risk.",
        "label": "Class of Financing Receivable [Domain]",
        "terseLabel": "Class of Financing Receivable, Type [Domain]"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPPPLoansandCARESActDeferralsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentCurrent": {
     "auth_ref": [
      "r281",
      "r343",
      "r358"
     ],
     "calculation": {
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails": {
       "order": 1.0,
       "parentTag": "mvbf_FinancingReceivableBeforeAllowanceForCreditLossAndFeeExcludingPurchasedCreditDeterioratedLoansAcquired",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of financing receivable not past due.",
        "label": "Financing Receivable, Not Past Due",
        "terseLabel": "Current"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentCurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Financing Receivable, Credit Quality Indicator [Line Items]",
        "terseLabel": "Classes of the loan portfolio summarized by credit quality indicators:"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus": {
     "auth_ref": [
      "r278",
      "r344"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of financing receivable on nonaccrual status.",
        "label": "Financing Receivable, Nonaccrual",
        "terseLabel": "Non-Accrual"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentNonaccrualStatus",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentPastDue": {
     "auth_ref": [
      "r281",
      "r343",
      "r358"
     ],
     "calculation": {
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails": {
       "order": 2.0,
       "parentTag": "mvbf_FinancingReceivableBeforeAllowanceForCreditLossAndFeeExcludingPurchasedCreditDeterioratedLoansAcquired",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of financing receivable past due.",
        "label": "Financing Receivable, Past Due",
        "terseLabel": "Total Past Due"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentPastDue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Financing Receivable, Past Due [Line Items]",
        "terseLabel": "Aging categories of performing loans and nonaccrual loans"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentPastDueLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivableUnamortizedLoanCommitmentOriginationFeeAndPremiumDiscount": {
     "auth_ref": [
      "r275",
      "r285",
      "r288"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unamortized loan commitment, origination, and other fees (costs) and purchase premium (discount) on financing receivable. Excludes financing receivable covered under loss sharing agreement.",
        "label": "Financing Receivable, Unamortized Loan Fee (Cost) and Purchase Premium (Discount)",
        "negatedTerseLabel": "Deferred loan origination costs and (fees), net"
       }
      }
     },
     "localname": "FinancingReceivableUnamortizedLoanCommitmentOriginationFeeAndPremiumDiscount",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivables30To59DaysPastDueMember": {
     "auth_ref": [
      "r358"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial asset more than 29 days past due but fewer than 60 days past due.",
        "label": "Financial Asset, 30 to 59 Days Past Due [Member]",
        "terseLabel": "30-59 Days Past Due"
       }
      }
     },
     "localname": "FinancingReceivables30To59DaysPastDueMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancingReceivables60To89DaysPastDueMember": {
     "auth_ref": [
      "r358"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial asset more than 59 days past due but fewer than 90 days past due.",
        "label": "Financial Asset, 60 to 89 Days Past Due [Member]",
        "terseLabel": "60-89 Days Past Due"
       }
      }
     },
     "localname": "FinancingReceivables60To89DaysPastDueMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember": {
     "auth_ref": [
      "r358"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial asset equal to or greater than 90 days past due.",
        "label": "Financial Asset, Equal to or Greater than 90 Days Past Due [Member]",
        "terseLabel": "90+ Days Past Due"
       }
      }
     },
     "localname": "FinancingReceivablesEqualToGreaterThan90DaysPastDueMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancingReceivablesPeriodPastDueAxis": {
     "auth_ref": [
      "r343",
      "r358"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by time period financial asset is past due.",
        "label": "Financial Asset, Period Past Due [Axis]",
        "terseLabel": "Financing Receivables, Period Past Due [Axis]"
       }
      }
     },
     "localname": "FinancingReceivablesPeriodPastDueAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivablesPeriodPastDueDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period in which financial asset is past due. Element name and standard label in Financial Asset, [numeric lower end] to [numeric higher end] [date measure] Past Due [Member] or Financial Asset, Greater Than [low end numeric value] [date measure] Past Due [Member] or Financial Asset, Less Than [high end numeric value] [date measure] Past Due [Member] formats.",
        "label": "Financial Asset, Period Past Due [Domain]",
        "terseLabel": "Financing Receivables, Period Past Due [Domain]"
       }
      }
     },
     "localname": "FinancingReceivablesPeriodPastDueDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetUsefulLife": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.",
        "label": "Finite-Lived Intangible Asset, Useful Life",
        "terseLabel": "Useful life of core deposit intangible assets"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetUsefulLife",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization": {
     "auth_ref": [
      "r384"
     ],
     "calculation": {
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_FiniteLivedIntangibleAssetsNet",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.",
        "label": "Finite-Lived Intangible Assets, Accumulated Amortization",
        "negatedPeriodEndLabel": "Accumulated depreciation, ending balance",
        "negatedPeriodStartLabel": "Accumulated depreciation, beginning balance"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsAccumulatedAmortization",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_FiniteLivedIntangibleAssetsNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of amortization for asset, excluding financial asset and goodwill, lacking physical substance with finite life expected to be recognized after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Finite-Lived Intangible Asset, Expected Amortization, after Year Five",
        "terseLabel": "Thereafter"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths": {
     "auth_ref": [
      "r386"
     ],
     "calculation": {
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_FiniteLivedIntangibleAssetsNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Finite-Lived Intangible Asset, Expected Amortization, Year One",
        "terseLabel": "2021"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive": {
     "auth_ref": [
      "r386"
     ],
     "calculation": {
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_FiniteLivedIntangibleAssetsNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Finite-Lived Intangible Asset, Expected Amortization, Year Five",
        "terseLabel": "2025"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseYearFive",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour": {
     "auth_ref": [
      "r386"
     ],
     "calculation": {
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_FiniteLivedIntangibleAssetsNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Finite-Lived Intangible Asset, Expected Amortization, Year Four",
        "terseLabel": "2024"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseYearFour",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree": {
     "auth_ref": [
      "r386"
     ],
     "calculation": {
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails": {
       "order": 5.0,
       "parentTag": "us-gaap_FiniteLivedIntangibleAssetsNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Finite-Lived Intangible Asset, Expected Amortization, Year Three",
        "terseLabel": "2023"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseYearThree",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo": {
     "auth_ref": [
      "r386"
     ],
     "calculation": {
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails": {
       "order": 6.0,
       "parentTag": "us-gaap_FiniteLivedIntangibleAssetsNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Finite-Lived Intangible Asset, Expected Amortization, Year Two",
        "terseLabel": "2022"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis": {
     "auth_ref": [
      "r379",
      "r381",
      "r384",
      "r387",
      "r779",
      "r780"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by major type or class of finite-lived intangible assets.",
        "label": "Finite-Lived Intangible Assets by Major Class [Axis]",
        "terseLabel": "Finite-Lived Intangible Assets by Major Class [Axis]"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsByMajorClassAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseCurrentAndFiveSucceedingFiscalYearsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Finite-Lived Intangible Assets, Amortization Expense, Maturity Schedule [Abstract]",
        "terseLabel": "Estimated Amortization Expense"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsFutureAmortizationExpenseCurrentAndFiveSucceedingFiscalYearsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsGross": {
     "auth_ref": [
      "r384",
      "r780"
     ],
     "calculation": {
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_FiniteLivedIntangibleAssetsNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.",
        "label": "Finite-Lived Intangible Assets, Gross",
        "periodEndLabel": "Gross, ending balance",
        "periodStartLabel": "Gross, beginning balance"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsGross",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain": {
     "auth_ref": [
      "r379",
      "r383"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The major class of finite-lived intangible asset (for example, patents, trademarks, copyrights, etc.) A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.",
        "label": "Finite-Lived Intangible Assets, Major Class Name [Domain]",
        "terseLabel": "Finite-Lived Intangible Assets, Major Class Name [Domain]"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsMajorClassNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsNet": {
     "auth_ref": [
      "r384",
      "r779"
     ],
     "calculation": {
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.",
        "label": "Finite-Lived Intangible Assets, Net",
        "periodEndLabel": "Net, ending balance",
        "periodStartLabel": "Net, beginning balance",
        "totalLabel": "Total"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSEstimatedAmortizationExpenseofOtherIntangibleAssetsDetails",
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1": {
     "auth_ref": [
      "r779"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Remaining amortization period of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.",
        "label": "Finite-Lived Intangible Assets, Remaining Amortization Period",
        "terseLabel": "Amortization period"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Finite-lived Intangible Assets [Roll Forward]",
        "terseLabel": "Intangibles"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinitelivedIntangibleAssetsAcquired1": {
     "auth_ref": [
      "r380"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.",
        "label": "Finite-lived Intangible Assets Acquired",
        "terseLabel": "Intangibles resulting from Chartwell acquisition"
       }
      }
     },
     "localname": "FinitelivedIntangibleAssetsAcquired1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FixedIncomeFundsMember": {
     "auth_ref": [
      "r468"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investment that pools funds from investors to invest in a combination of underlying investments, primarily fixed income investments.",
        "label": "Fixed Income Funds [Member]",
        "terseLabel": "Fixed income"
       }
      }
     },
     "localname": "FixedIncomeFundsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetAllocationsDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ForwardContractsMember": {
     "auth_ref": [
      "r668"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Contracts negotiated between two parties to purchase and sell a specific quantity of a financial instrument, foreign currency, or commodity at a price specified at origination of the contract, with delivery and settlement at a specified future date.",
        "label": "Forward Contracts [Member]",
        "terseLabel": "Forward Sales Commitments",
        "verboseLabel": "FHLB and other borrowings"
       }
      }
     },
     "localname": "ForwardContractsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_GainLossOnDerivativeInstrumentsNetPretax": {
     "auth_ref": [
      "r664"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 8.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects.",
        "label": "Gain (Loss) on Derivative Instruments, Net, Pretax",
        "terseLabel": "Gain (loss) on derivatives, net"
       }
      }
     },
     "localname": "GainLossOnDerivativeInstrumentsNetPretax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GainLossOnDispositionOfAssets1": {
     "auth_ref": [
      "r133"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 11.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.",
        "label": "Gain (Loss) on Disposition of Assets",
        "terseLabel": "Gains on acquisition and divestiture activity"
       }
      }
     },
     "localname": "GainLossOnDispositionOfAssets1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GainLossOnSaleOfNotesReceivable": {
     "auth_ref": [
      "r750"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) on sale of financing receivable.",
        "label": "Gain (Loss) on Sale of Financing Receivable",
        "terseLabel": "Gain on sale of loans"
       }
      }
     },
     "localname": "GainLossOnSaleOfNotesReceivable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GainLossOnSalesOfLoansNet": {
     "auth_ref": [
      "r133",
      "r822",
      "r884"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 9.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net gain (loss) resulting from a sale of loans, including adjustments to record loans classified as held-for-sale at the lower-of-cost-or-market and fair value adjustments to loan held for investment purposes.",
        "label": "Gain (Loss) on Sales of Loans, Net",
        "negatedTerseLabel": "Gain on sale of portfolio loans"
       }
      }
     },
     "localname": "GainLossOnSalesOfLoansNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GainOrLossOnSaleOfStockInSubsidiary": {
     "auth_ref": [
      "r101",
      "r102",
      "r133",
      "r808",
      "r879"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 17.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) on sale or disposal of equity in securities of subsidiaries.",
        "label": "Gain (Loss) on Disposition of Stock in Subsidiary",
        "negatedTerseLabel": "Gains on acquisition and divestiture activity"
       }
      }
     },
     "localname": "GainOrLossOnSaleOfStockInSubsidiary",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_Goodwill": {
     "auth_ref": [
      "r369",
      "r371",
      "r785"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 12.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "label": "Goodwill",
        "periodEndLabel": "Goodwill, ending balance",
        "periodStartLabel": "Goodwill, beginning balance",
        "terseLabel": "Goodwill"
       }
      }
     },
     "localname": "Goodwill",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets",
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GoodwillAcquiredDuringPeriod": {
     "auth_ref": [
      "r372"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.",
        "label": "Goodwill, Acquired During Period",
        "terseLabel": "Goodwill, resulting from acquisition"
       }
      }
     },
     "localname": "GoodwillAcquiredDuringPeriod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Goodwill and Intangible Assets Disclosure [Abstract]",
        "terseLabel": "Goodwill and Intangible Assets Disclosure [Abstract]"
       }
      }
     },
     "localname": "GoodwillAndIntangibleAssetsDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock": {
     "auth_ref": [
      "r389"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for goodwill and intangible assets.",
        "label": "Goodwill and Intangible Assets Disclosure [Text Block]",
        "terseLabel": "GOODWILL AND OTHER INTANGIBLE ASSETS"
       }
      }
     },
     "localname": "GoodwillAndIntangibleAssetsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETS"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock": {
     "auth_ref": [
      "r144",
      "r375",
      "r382"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for goodwill and intangible assets. This accounting policy also may address how an entity assesses and measures impairment of goodwill and intangible assets.",
        "label": "Goodwill and Intangible Assets, Policy [Policy Text Block]",
        "terseLabel": "Intangible Assets and Goodwill"
       }
      }
     },
     "localname": "GoodwillAndIntangibleAssetsPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_GoodwillImpairmentLoss": {
     "auth_ref": [
      "r133",
      "r370",
      "r374",
      "r376"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "label": "Goodwill, Impairment Loss",
        "terseLabel": "Goodwill impairment"
       }
      }
     },
     "localname": "GoodwillImpairmentLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GoodwillLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Goodwill [Line Items]",
        "terseLabel": "Goodwill [Line Items]"
       }
      }
     },
     "localname": "GoodwillLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_GoodwillRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Goodwill [Roll Forward]",
        "terseLabel": "Goodwill"
       }
      }
     },
     "localname": "GoodwillRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit": {
     "auth_ref": [
      "r373"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of divestiture of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "label": "Goodwill, Written off Related to Sale of Business Unit",
        "negatedTerseLabel": "Goodwill, written off"
       }
      }
     },
     "localname": "GoodwillWrittenOffRelatedToSaleOfBusinessUnit",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GrossProfit": {
     "auth_ref": [
      "r103",
      "r148",
      "r215",
      "r227",
      "r231",
      "r234",
      "r237",
      "r329",
      "r698"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.",
        "label": "Gross Profit",
        "terseLabel": "Gross profit"
       }
      }
     },
     "localname": "GrossProfit",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionQualitativeDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Qualitative Disclosure [Abstract]",
        "terseLabel": "Description and Number of Positions"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesContinuousUnrealizedLossPositionQualitativeDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_HeldToMaturitySecuritiesFairValue": {
     "auth_ref": [
      "r311",
      "r313",
      "r793"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of investment in debt security measured at amortized cost (held-to-maturity).",
        "label": "Debt Securities, Held-to-maturity, Fair Value",
        "verboseLabel": "Securities held-to-maturity"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESGainslossesonsalesofinvestmentsDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESHeldtomaturityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_HomeEquityLoanMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Loan based on the equity of the borrower's residential property in which the borrower receives the loan amount upfront. Excludes home equity lines of credit.",
        "label": "Home Equity Loan [Member]",
        "terseLabel": "Home equity"
       }
      }
     },
     "localname": "HomeEquityLoanMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESContractuallyRequiredPaymentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment": {
     "auth_ref": [
      "r264",
      "r268"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.",
        "label": "Impaired Financing Receivable, Average Recorded Investment",
        "terseLabel": "Average Investment in Impaired Loans"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableAverageRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableAverageRecordedInvestmentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Impaired Financing Receivable, Average Recorded Investment [Abstract]",
        "terseLabel": "Average recorded investment in impaired loans and related interest income recognized"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableAverageRecordedInvestmentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod": {
     "auth_ref": [
      "r265"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest income recognized that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.",
        "label": "Impaired Financing Receivable, Interest Income, Accrual Method",
        "terseLabel": "Interest Income Recognized on Accrual Basis"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableInterestIncomeAccrualMethod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod": {
     "auth_ref": [
      "r266"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest income recognized on a cash-basis method of accounting that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.",
        "label": "Impaired Financing Receivable, Interest Income, Cash Basis Method",
        "terseLabel": "Interest Income Recognized on Cash Basis"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableInterestIncomeCashBasisMethod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivablePolicyPolicyTextBlock": {
     "auth_ref": [
      "r258",
      "r263"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for recognizing interest income on impaired financing receivables, including how cash receipts are recorded, the policy for determining which loans the entity assess for impairment, and the factors the creditor considered in determining that the financing receivable is impaired.",
        "label": "Impaired Financing Receivable, Policy [Policy Text Block]",
        "terseLabel": "Purchased Credit Impaired Loans"
       }
      }
     },
     "localname": "ImpairedFinancingReceivablePolicyPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ImpairedFinancingReceivableRecordedInvestment": {
     "auth_ref": [
      "r259"
     ],
     "calculation": {
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.",
        "label": "Impaired Financing Receivable, Recorded Investment",
        "totalLabel": "Total impaired loans, recorded investment"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableRelatedAllowance": {
     "auth_ref": [
      "r260"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of allowance for credit losses related to recorded investment.",
        "label": "Impaired Financing Receivable, Related Allowance",
        "terseLabel": "Impaired loans with specific allowance, related allowance"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableRelatedAllowance",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance": {
     "auth_ref": [
      "r261"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses.",
        "label": "Impaired Financing Receivable, Unpaid Principal Balance",
        "terseLabel": "Total impaired loans, unpaid principal balance"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableUnpaidPrincipalBalance",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment": {
     "auth_ref": [
      "r259"
     ],
     "calculation": {
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_ImpairedFinancingReceivableRecordedInvestment",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in impaired financing receivables for which there is no related allowance for credit losses.",
        "label": "Impaired Financing Receivable, with No Related Allowance, Recorded Investment",
        "terseLabel": "Impaired loans with no specific allowance, recorded investment"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment": {
     "auth_ref": [
      "r259"
     ],
     "calculation": {
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_ImpairedFinancingReceivableRecordedInvestment",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in impaired financing receivables for which there is a related allowance for credit losses.",
        "label": "Impaired Financing Receivable, with Related Allowance, Recorded Investment",
        "terseLabel": "Impaired loans with specific allowance, recorded investment"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivablesTableTextBlock": {
     "auth_ref": [
      "r267"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of impaired financing receivables.",
        "label": "Impaired Financing Receivables [Table Text Block]",
        "terseLabel": "Impaired Loans by Class"
       }
      }
     },
     "localname": "ImpairedFinancingReceivablesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ImpairmentOfIntangibleAssetsFinitelived": {
     "auth_ref": [
      "r133",
      "r388"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.",
        "label": "Impairment of Intangible Assets, Finite-lived",
        "terseLabel": "Impairment charges"
       }
      }
     },
     "localname": "ImpairmentOfIntangibleAssetsFinitelived",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromAffordableHousingProjectsEquityMethodInvestments": {
     "auth_ref": [
      "r332"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment income (loss) of qualified affordable housing project investments accounted for using the equity method.",
        "label": "Income (Loss) from Affordable Housing Projects, Equity Method Investments",
        "terseLabel": "Gain (loss) on funds"
       }
      }
     },
     "localname": "IncomeLossFromAffordableHousingProjectsEquityMethodInvestments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESSection42AffordableHousingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperations": {
     "auth_ref": [
      "r104",
      "r134",
      "r165",
      "r166",
      "r167",
      "r168",
      "r185",
      "r189",
      "r646"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of income (loss) from continuing operations attributable to the parent.",
        "label": "Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent",
        "terseLabel": "Net income from continuing operations",
        "totalLabel": "Net income from continuing operations",
        "verboseLabel": "Net income (loss) from continuing operations"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperations",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest": {
     "auth_ref": [
      "r91",
      "r215",
      "r227",
      "r231",
      "r234",
      "r237",
      "r781",
      "r810",
      "r833",
      "r882"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperations",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.",
        "label": "Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest",
        "terseLabel": "Income (loss) before income taxes",
        "totalLabel": "Income from continuing operations, before income taxes"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments": {
     "auth_ref": [
      "r153",
      "r215",
      "r227",
      "r231",
      "r234",
      "r237"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails": {
       "order": 1.0,
       "parentTag": "mvbf_IncomeLossFromContinuingOperationsBeforeIncomeLossFromEquityMethodInvestments",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.",
        "label": "Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest",
        "totalLabel": "Loss from continuing operations, before income taxes"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsPerBasicShare": {
     "auth_ref": [
      "r89",
      "r97",
      "r163",
      "r165",
      "r166",
      "r167",
      "r168",
      "r176",
      "r187",
      "r188",
      "r805",
      "r811",
      "r815",
      "r873"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_EarningsPerShareBasic",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period.",
        "label": "Income (Loss) from Continuing Operations, Per Basic Share",
        "terseLabel": "Earnings per share from continuing operations - basic (in dollars per share)"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsPerBasicShare",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare": {
     "auth_ref": [
      "r89",
      "r97",
      "r163",
      "r165",
      "r166",
      "r167",
      "r168",
      "r176",
      "r187",
      "r188",
      "r189",
      "r815",
      "r873",
      "r876",
      "r878"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_EarningsPerShareDiluted",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of net income (loss) derived from continuing operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.",
        "label": "Income (Loss) from Continuing Operations, Per Diluted Share",
        "terseLabel": "Earnings per share from continuing operations - diluted (in dollars per share)",
        "verboseLabel": "Earnings per share from continuing operations - diluted (in dollars per share)"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsPerDilutedShare",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax": {
     "auth_ref": [
      "r4",
      "r5",
      "r6",
      "r7",
      "r8",
      "r20",
      "r23",
      "r612",
      "r874"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.",
        "label": "Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest",
        "terseLabel": "Net income from discontinued operations"
       }
      }
     },
     "localname": "IncomeLossFromDiscontinuedOperationsNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity": {
     "auth_ref": [
      "r4",
      "r5",
      "r6",
      "r7",
      "r8",
      "r16",
      "r20",
      "r647"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of income (loss) from a discontinued operation attributable to the parent. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.",
        "label": "Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent",
        "terseLabel": "Net income from discontinued operations",
        "totalLabel": "Net income from discontinued operations",
        "verboseLabel": "Net income from discontinued operations available to common shareholders - basic and diluted"
       }
      }
     },
     "localname": "IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare": {
     "auth_ref": [
      "r93",
      "r97",
      "r180",
      "r187",
      "r188",
      "r815",
      "r874",
      "r876",
      "r878"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_EarningsPerShareBasic",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Per basic share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation.",
        "label": "Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share",
        "terseLabel": "Earnings per share from discontinued operations - basic (in dollars per share)"
       }
      }
     },
     "localname": "IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare": {
     "auth_ref": [
      "r180",
      "r187",
      "r188",
      "r655"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_EarningsPerShareDiluted",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Per diluted share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation.",
        "label": "Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share",
        "terseLabel": "Earnings per share from discontinued operations - diluted (in dollars per share)"
       }
      }
     },
     "localname": "IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_IncomeLossFromEquityMethodInvestments": {
     "auth_ref": [
      "r92",
      "r133",
      "r212",
      "r325",
      "r807",
      "r872"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 16.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income (loss) for proportionate share of equity method investee's income (loss).",
        "label": "Income (Loss) from Equity Method Investments",
        "negatedTerseLabel": "Equity method investment income"
       }
      }
     },
     "localname": "IncomeLossFromEquityMethodInvestments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions": {
     "auth_ref": [
      "r133"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      },
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 9.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the undistributed income (or loss) of equity method investments, net of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporations; such investments are accounted for under the equity method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities.",
        "label": "Income (Loss) from Equity Method Investments, Net of Dividends or Distributions",
        "negatedLabel": "Equity in undistributed earnings of subsidiaries",
        "terseLabel": "Equity in undistributed income earnings of subsidiaries",
        "verboseLabel": "Equity method investment income"
       }
      }
     },
     "localname": "IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest": {
     "auth_ref": [
      "r105"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before tax, of income (loss) including portion attributable to noncontrolling interest. Includes, but is not limited to, income (loss) from continuing operations, discontinued operations and equity method investments.",
        "label": "Income (Loss), Including Portion Attributable to Noncontrolling Interest, before Tax",
        "terseLabel": "Income Before Taxes"
       }
      }
     },
     "localname": "IncomeLossIncludingPortionAttributableToNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/QUARTERLYFINANCIALDATAUNAUDITEDDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeStatementAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Statement [Abstract]",
        "terseLabel": "Income Statement [Abstract]"
       }
      }
     },
     "localname": "IncomeStatementAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis": {
     "auth_ref": [
      "r521",
      "r526"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by name of disposal group.",
        "label": "Disposal Group Name [Axis]",
        "terseLabel": "Disposal Group Name [Axis]"
       }
      }
     },
     "localname": "IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]",
        "terseLabel": "Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]"
       }
      }
     },
     "localname": "IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAssetsandLiabilitiesofBranchesHeldforSaleDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable": {
     "auth_ref": [
      "r3",
      "r10",
      "r11",
      "r12",
      "r13",
      "r14",
      "r15",
      "r18",
      "r21",
      "r22",
      "r23",
      "r399",
      "r400"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about a disposal group. Includes, but is not limited to, a discontinued operation, disposal classified as held-for-sale or disposed of by means other than sale or disposal of an individually significant component.",
        "label": "Disposal Groups, Including Discontinued Operations [Table]",
        "terseLabel": "Disposal Groups, Including Discontinued Operations [Table]"
       }
      }
     },
     "localname": "IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAssetsandLiabilitiesofBranchesHeldforSaleDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeTaxDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax Disclosure [Abstract]",
        "terseLabel": "Income Tax Disclosure [Abstract]"
       }
      }
     },
     "localname": "IncomeTaxDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeTaxDisclosureTextBlock": {
     "auth_ref": [
      "r585",
      "r587",
      "r594",
      "r602",
      "r608",
      "r613",
      "r614",
      "r615"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.",
        "label": "Income Tax Disclosure [Text Block]",
        "terseLabel": "INCOME TAXES"
       }
      }
     },
     "localname": "IncomeTaxDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXES"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_IncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r149",
      "r171",
      "r172",
      "r213",
      "r583",
      "r603",
      "r609",
      "r883"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails": {
       "order": 2.0,
       "parentTag": "mvbf_IncomeLossFromContinuingOperationsBeforeIncomeLossFromEquityMethodInvestments",
       "weight": -1.0
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperations",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.",
        "label": "Income Tax Expense (Benefit)",
        "negatedLabel": "Income tax expense",
        "terseLabel": "Income tax expense - continuing operations",
        "verboseLabel": "Income tax expense (benefit)"
       }
      }
     },
     "localname": "IncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails",
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems": {
     "auth_ref": [
      "r611"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of current tax expense (benefit) and deferred tax expense (benefit) pertaining to income (loss) from continuing operations and income (loss) from discontinued operations.",
        "label": "Income Tax Expense (Benefit), Continuing Operations, Discontinued Operations",
        "totalLabel": "Income tax expense"
       }
      }
     },
     "localname": "IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESProvisionforIncomeTaxesDetails",
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Effective Income Tax Rate Reconciliation, Amount [Abstract]",
        "terseLabel": "Effective Income Tax Rate Reconciliation, Amount"
       }
      }
     },
     "localname": "IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeTaxPolicyTextBlock": {
     "auth_ref": [
      "r86",
      "r144",
      "r580",
      "r581",
      "r587",
      "r588",
      "r593",
      "r599",
      "r915"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for income taxes, which may include its accounting policies for recognizing and measuring deferred tax assets and liabilities and related valuation allowances, recognizing investment tax credits, operating loss carryforwards, tax credit carryforwards, and other carryforwards, methodologies for determining its effective income tax rate and the characterization of interest and penalties in the financial statements.",
        "label": "Income Tax, Policy [Policy Text Block]",
        "terseLabel": "Income Taxes"
       }
      }
     },
     "localname": "IncomeTaxPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate": {
     "auth_ref": [
      "r584"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.",
        "label": "Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount",
        "terseLabel": "Income tax at federal statutory rate"
       }
      }
     },
     "localname": "IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxReconciliationOtherAdjustments": {
     "auth_ref": [
      "r584"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.",
        "label": "Effective Income Tax Rate Reconciliation, Other Adjustments, Amount",
        "terseLabel": "Other"
       }
      }
     },
     "localname": "IncomeTaxReconciliationOtherAdjustments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes": {
     "auth_ref": [
      "r584"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit).",
        "label": "Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount",
        "terseLabel": "State income taxes, net of federal income taxes"
       }
      }
     },
     "localname": "IncomeTaxReconciliationStateAndLocalIncomeTaxes",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxReconciliationTaxExemptIncome": {
     "auth_ref": [
      "r584"
     ],
     "calculation": {
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeTaxExpenseBenefitContinuingOperationsDiscontinuedOperationsExtraordinaryItems",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income (loss) exempt from income taxes.",
        "label": "Effective Income Tax Rate Reconciliation, Tax Exempt Income, Amount",
        "negatedTerseLabel": "Tax exempt earnings"
       }
      }
     },
     "localname": "IncomeTaxReconciliationTaxExemptIncome",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxesPaidNet": {
     "auth_ref": [
      "r139"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes.",
        "label": "Income Taxes Paid, Net",
        "terseLabel": "Income taxes"
       }
      }
     },
     "localname": "IncomeTaxesPaidNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInDeposits": {
     "auth_ref": [
      "r136",
      "r832"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net cash inflow or outflow for the increase (decrease) in the beginning and end of period deposits balances.",
        "label": "Increase (Decrease) in Deposits",
        "terseLabel": "Net increase in deposits and deposits in branches held-for-sale"
       }
      }
     },
     "localname": "IncreaseDecreaseInDeposits",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInEquitySecuritiesFvNi": {
     "auth_ref": [
      "r124"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 20.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).",
        "label": "Increase (Decrease) in Equity Securities, FV-NI",
        "negatedTerseLabel": "Holding gain on equity securities"
       }
      }
     },
     "localname": "IncreaseDecreaseInEquitySecuritiesFvNi",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInFinanceReceivables": {
     "auth_ref": [
      "r132"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in outstanding loans including accrued interest.",
        "label": "Increase (Decrease) in Finance Receivables",
        "negatedLabel": "Net increase in loans and loans included in assets of branches held-for-sale"
       }
      }
     },
     "localname": "IncreaseDecreaseInFinanceReceivables",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInOtherOperatingAssets": {
     "auth_ref": [
      "r132"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in operating assets classified as other.",
        "label": "Increase (Decrease) in Other Operating Assets",
        "negatedLabel": "Other assets",
        "negatedTerseLabel": "Other assets"
       }
      }
     },
     "localname": "IncreaseDecreaseInOtherOperatingAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInOtherOperatingLiabilities": {
     "auth_ref": [
      "r132"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in operating liabilities classified as other.",
        "label": "Increase (Decrease) in Other Operating Liabilities",
        "terseLabel": "Other liabilities"
       }
      }
     },
     "localname": "IncreaseDecreaseInOtherOperatingLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInStockholdersEquityRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Increase (Decrease) in Stockholders' Equity [Roll Forward]",
        "terseLabel": "Increase (Decrease) in Stockholders' Equity"
       }
      }
     },
     "localname": "IncreaseDecreaseInStockholdersEquityRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities": {
     "auth_ref": [
      "r182",
      "r183",
      "r189"
     ],
     "calculation": {
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible debt securities using the if-converted method.",
        "label": "Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities",
        "terseLabel": "Effect of dilutive convertible subordinated debt (in shares)"
       }
      }
     },
     "localname": "IncrementalCommonSharesAttributableToConversionOfDebtSecurities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_IncrementalCommonSharesAttributableToConversionOfPreferredStock": {
     "auth_ref": [
      "r182",
      "r183",
      "r189"
     ],
     "calculation": {
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible preferred stock using the if-converted method.",
        "label": "Incremental Common Shares Attributable to Dilutive Effect of Conversion of Preferred Stock",
        "terseLabel": "Effect of dilutive convertible preferred stock (in shares)"
       }
      }
     },
     "localname": "IncrementalCommonSharesAttributableToConversionOfPreferredStock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements": {
     "auth_ref": [
      "r177",
      "r178",
      "r179",
      "r189"
     ],
     "calculation": {
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.",
        "label": "Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements",
        "terseLabel": "Effect of dilutive stock options and restricted stock units (in shares)"
       }
      }
     },
     "localname": "IncrementalCommonSharesAttributableToShareBasedPaymentArrangements",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_InsuranceCommissionsAndFees": {
     "auth_ref": [
      "r821",
      "r885"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 3.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Income from agency and brokerage operations (includes sales of annuities and supplemental contracts); service charges, commissions, and fees from the sale of insurance and related services; and management fees from separate accounts, deferred annuities, and universal life products.",
        "label": "Insurance Commissions and Fees",
        "terseLabel": "Insurance and investment services income"
       }
      }
     },
     "localname": "InsuranceCommissionsAndFees",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InsuranceTax": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 8.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents total insurance tax expense reflected in the income statement for each period presented.",
        "label": "Insurance Tax",
        "terseLabel": "Insurance, tax and assessment expense"
       }
      }
     },
     "localname": "InsuranceTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestAndDividendIncomeOperating": {
     "auth_ref": [
      "r817"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_InterestIncomeExpenseNet",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the total of interest and dividend income, including any amortization and accretion (as applicable) of discounts and premiums, earned from (1) loans and leases whether held-for-sale or held-in-portfolio; (2) investment securities; (3) federal funds sold; (4) securities purchased under agreements to resell; (5) investments in banker's acceptances, commercial paper, or certificates of deposit; (6) dividend income; or (7) other investments not otherwise specified herein.",
        "label": "Interest and Dividend Income, Operating",
        "terseLabel": "Interest income",
        "totalLabel": "Total interest income"
       }
      }
     },
     "localname": "InterestAndDividendIncomeOperating",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/QUARTERLYFINANCIALDATAUNAUDITEDDetails",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestAndDividendIncomeOperatingAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest and Dividend Income, Operating [Abstract]",
        "terseLabel": "INTEREST INCOME"
       }
      }
     },
     "localname": "InterestAndDividendIncomeOperatingAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InterestAndFeeIncomeLoansAndLeases": {
     "auth_ref": [
      "r816"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate interest and fee income generated by: (1) loans the Entity has positive intent and ability to hold for the foreseeable future, or until maturity or payoff, including commercial and consumer loans, whether domestic or foreign, which may consist of: (a) industrial and agricultural; (b) real estate; and (c) real estate construction loans; (d) trade financing; (e) lease financing; (f) home equity lines-of-credit; (g) automobile and other vehicle loans; and (h) credit card and other revolving-type loans and (2) loans and leases held-for-sale which may include mortgage loans, direct financing, and sales-type leases.",
        "label": "Interest and Fee Income, Loans and Leases",
        "terseLabel": "Interest and fees on loans"
       }
      }
     },
     "localname": "InterestAndFeeIncomeLoansAndLeases",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestBearingDepositLiabilitiesDomestic": {
     "auth_ref": [
      "r797"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_DepositsDomestic",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total amount of interest-bearing domestic deposit liabilities, which may include brokered, retail, demand, checking, notice of withdrawal, money market and other interest-bearing deposits.",
        "label": "Interest-bearing Deposit Liabilities, Domestic",
        "terseLabel": "Interest-bearing",
        "verboseLabel": "Interest-bearing deposits"
       }
      }
     },
     "localname": "InterestBearingDepositLiabilitiesDomestic",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAssetsandLiabilitiesofBranchesHeldforSaleDetails",
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestBearingDepositsInBanks": {
     "auth_ref": [
      "r783",
      "r803"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For banks and other depository institutions (including Federal Reserve Banks, if applicable): Interest-bearing deposits in other financial institutions for relatively short periods of time including, for example, certificates of deposits, which are presented separately from cash on the balance sheet.",
        "label": "Interest-bearing Deposits in Banks and Other Financial Institutions",
        "terseLabel": "Interest-bearing balances with banks"
       }
      }
     },
     "localname": "InterestBearingDepositsInBanks",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestBearingDomesticDepositDemand": {
     "auth_ref": [
      "r797"
     ],
     "calculation": {
      "http://mvbbanking.com/role/DEPOSITSScheduleofDepositsDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_DepositsDomestic",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of money in interest-bearing domestic accounts that entitle the depositor to withdraw funds at any time without prior notice, also known as demand deposits.",
        "label": "Interest-bearing Domestic Deposit, Demand",
        "terseLabel": "Interest-bearing demand"
       }
      }
     },
     "localname": "InterestBearingDomesticDepositDemand",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSScheduleofDepositsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestBearingDomesticDepositSavings": {
     "auth_ref": [
      "r797"
     ],
     "calculation": {
      "http://mvbbanking.com/role/DEPOSITSScheduleofDepositsDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_DepositsDomestic",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest-bearing domestic savings deposit liabilities. Saving deposits bear interest and have no stated maturity.",
        "label": "Interest-bearing Domestic Deposit, Savings",
        "terseLabel": "Savings and money markets"
       }
      }
     },
     "localname": "InterestBearingDomesticDepositSavings",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSScheduleofDepositsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestBearingDomesticDepositTimeDeposits": {
     "auth_ref": [
      "r797"
     ],
     "calculation": {
      "http://mvbbanking.com/role/DEPOSITSScheduleofDepositsDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_DepositsDomestic",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest-bearing domestic time deposits. Time deposits bear interest for a fixed, stated period of time and include certificate of deposits and individual retirement accounts.",
        "label": "Interest-bearing Domestic Deposit, Time Deposits",
        "verboseLabel": "Time deposits, including CDs and IRAs"
       }
      }
     },
     "localname": "InterestBearingDomesticDepositTimeDeposits",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSScheduleofDepositsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestExpense": {
     "auth_ref": [
      "r90",
      "r209",
      "r708",
      "r711",
      "r831"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_InterestIncomeExpenseNet",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of the cost of borrowed funds accounted for as interest expense.",
        "label": "Interest Expense",
        "terseLabel": "Interest expense",
        "totalLabel": "Total interest expense"
       }
      }
     },
     "localname": "InterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestExpenseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Expense [Abstract]",
        "terseLabel": "INTEREST EXPENSE"
       }
      }
     },
     "localname": "InterestExpenseAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InterestExpenseDeposits": {
     "auth_ref": [
      "r828"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_InterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate amount of interest expense on all deposits.",
        "label": "Interest Expense, Deposits",
        "terseLabel": "Interest on deposits"
       }
      }
     },
     "localname": "InterestExpenseDeposits",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase": {
     "auth_ref": [
      "r829"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_InterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Gross expenses on securities sold coupled with an agreement to repurchase the same from the same counterparty at a fixed or determinable price within a fixed or variable time period.",
        "label": "Interest Expense, Securities Sold under Agreements to Repurchase",
        "terseLabel": "Interest on short-term borrowings"
       }
      }
     },
     "localname": "InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestExpenseSubordinatedNotesAndDebentures": {
     "auth_ref": [
      "r830"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 3.0,
       "parentTag": "us-gaap_InterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest expense incurred during the reporting period on subordinated notes and debentures. Includes amortization of expenses incurred in the issuance of subordinated notes and debentures.",
        "label": "Interest Expense, Subordinated Notes and Debentures",
        "terseLabel": "Interest on subordinated debt",
        "verboseLabel": "Interest expense on borrowed funds"
       }
      }
     },
     "localname": "InterestExpenseSubordinatedNotesAndDebentures",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestIncomeDepositsWithFinancialInstitutions": {
     "auth_ref": [
      "r827"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest income derived from funds deposited with both domestic and foreign financial institutions including funds in money market and other accounts.",
        "label": "Interest Income, Deposits with Financial Institutions",
        "terseLabel": "Interest on deposits with banks"
       }
      }
     },
     "localname": "InterestIncomeDepositsWithFinancialInstitutions",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss": {
     "auth_ref": [
      "r820"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest income or expense, including any amortization and accretion (as applicable) of discounts and premiums, including consideration of the provisions for loan, lease, credit, and other related losses.",
        "label": "Interest Income (Expense), after Provision for Loan Loss",
        "totalLabel": "Net interest income after provision for loan losses"
       }
      }
     },
     "localname": "InterestIncomeExpenseAfterProvisionForLoanLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestIncomeExpenseNet": {
     "auth_ref": [
      "r818"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net amount of operating interest income (expense).",
        "label": "Interest Income (Expense), Net",
        "totalLabel": "NET INTEREST INCOME",
        "verboseLabel": "Net Interest Income"
       }
      }
     },
     "localname": "InterestIncomeExpenseNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/QUARTERLYFINANCIALDATAUNAUDITEDDetails",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestIncomeSecuritiesTaxExempt": {
     "auth_ref": [
      "r826"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 4.0,
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of operating interest income, including amortization and accretion of premiums and discounts, on securities exempt from state, federal and other income tax.",
        "label": "Interest Income, Securities, Operating, Tax Exempt",
        "terseLabel": "Interest on tax-exempt loans and securities"
       }
      }
     },
     "localname": "InterestIncomeSecuritiesTaxExempt",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestIncomeSecuritiesTaxable": {
     "auth_ref": [
      "r826"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 3.0,
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of operating interest income, including amortization and accretion of premiums and discounts, on securities subject to state, federal and other income tax.",
        "label": "Interest Income, Securities, Operating, Taxable",
        "terseLabel": "Interest on investment securities"
       }
      }
     },
     "localname": "InterestIncomeSecuritiesTaxable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestOnConvertibleDebtNetOfTax": {
     "auth_ref": [
      "r175",
      "r181",
      "r189"
     ],
     "calculation": {
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The after-tax amount of interest recognized in the period associated with any convertible debt.",
        "label": "Interest on Convertible Debt, Net of Tax",
        "terseLabel": "Add: Interest on subordinated debt (tax effected)"
       }
      }
     },
     "localname": "InterestOnConvertibleDebtNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestPaidNet": {
     "auth_ref": [
      "r123",
      "r129",
      "r139"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.",
        "label": "Interest Paid, Excluding Capitalized Interest, Operating Activities",
        "verboseLabel": "Interest on deposits, repurchase agreements and borrowings"
       }
      }
     },
     "localname": "InterestPaidNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestRateLockCommitmentsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commitments to extend credit where the interest rate is locked in advance of funds being disbursed for a specified period of time.",
        "label": "Interest Rate Lock Commitments [Member]",
        "terseLabel": "Interest rate lock commitment",
        "verboseLabel": "Interest rate lock commitment"
       }
      }
     },
     "localname": "InterestRateLockCommitmentsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_InterestRateSwapMember": {
     "auth_ref": [
      "r669"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Forward based contracts in which two parties agree to swap periodic payments that are fixed at the outset of the swap contract with variable payments based on a market interest rate (index rate) over a specified period.",
        "label": "Interest Rate Swap [Member]",
        "terseLabel": "Interest rate swap",
        "verboseLabel": "Interest rate swap"
       }
      }
     },
     "localname": "InterestRateSwapMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_InterestReceivable": {
     "auth_ref": [
      "r63"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.",
        "label": "Interest Receivable",
        "terseLabel": "Accrued interest receivable"
       }
      }
     },
     "localname": "InterestReceivable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestReceivableAndOtherAssets": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 3.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest receivable and assets classified as other.",
        "label": "Interest Receivable and Other Assets",
        "terseLabel": "Accrued interest receivable and other assets"
       }
      }
     },
     "localname": "InterestReceivableAndOtherAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InternalCreditAssessmentAxis": {
     "auth_ref": [
      "r270",
      "r349",
      "r356",
      "r357",
      "r409",
      "r670"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by entity-defined rating.",
        "label": "Internal Credit Assessment [Axis]",
        "terseLabel": "Internal Credit Assessment [Axis]"
       }
      }
     },
     "localname": "InternalCreditAssessmentAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InternalCreditAssessmentDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Entity defined credit risk rating.",
        "label": "Internal Credit Assessment [Domain]",
        "terseLabel": "Internal Credit Assessment [Domain]"
       }
      }
     },
     "localname": "InternalCreditAssessmentDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_IntersegmentEliminationMember": {
     "auth_ref": [
      "r207",
      "r226",
      "r227",
      "r228",
      "r229",
      "r231",
      "r233",
      "r237"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Eliminating entries used in operating segment consolidation.",
        "label": "Intersegment Eliminations [Member]",
        "terseLabel": "Intercompany Eliminations"
       }
      }
     },
     "localname": "IntersegmentEliminationMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_InvestmentHoldingsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Investment Holdings [Line Items]",
        "terseLabel": "Investments in an unrealized loss position"
       }
      }
     },
     "localname": "InvestmentHoldingsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InvestmentHoldingsTable": {
     "auth_ref": [
      "r903",
      "r904",
      "r905",
      "r906"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The investment holdings table is used for any listing of investments. The \"Investment [Axis]\" identifies the investment for which the line items apply. The other axes are used for categorizing the investments and creating useful subtotals. These axes cover different categorizations. The appropriate axes are expected to be used. Additional axes can be added for alternative categorizations.",
        "label": "Investment Holdings [Table]",
        "terseLabel": "Investment Holdings [Table]"
       }
      }
     },
     "localname": "InvestmentHoldingsTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InvestmentIncomeDividend": {
     "auth_ref": [
      "r108"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of dividend income on nonoperating securities.",
        "label": "Investment Income, Dividend",
        "terseLabel": "Income, dividends from Bank subsidiary"
       }
      }
     },
     "localname": "InvestmentIncomeDividend",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments.",
        "label": "Investments Classified by Contractual Maturity Date [Table Text Block]",
        "terseLabel": "Investments in an Unrealized Loss Position"
       }
      }
     },
     "localname": "InvestmentsClassifiedByContractualMaturityDateTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investments, Debt and Equity Securities [Abstract]",
        "terseLabel": "Investments, Debt and Equity Securities [Abstract]"
       }
      }
     },
     "localname": "InvestmentsDebtAndEquitySecuritiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock": {
     "auth_ref": [
      "r323",
      "r782",
      "r842",
      "r910"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for  investments in certain debt and equity securities.",
        "label": "Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]",
        "terseLabel": "INVESTMENT SECURITIES"
       }
      }
     },
     "localname": "InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIES"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LaborAndRelatedExpense": {
     "auth_ref": [
      "r100"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense for salary, wage, profit sharing; incentive and equity-based compensation; and other employee benefit.",
        "label": "Labor and Related Expense",
        "negatedTerseLabel": "Salaries and employee benefits",
        "terseLabel": "Salaries and employee benefits"
       }
      }
     },
     "localname": "LaborAndRelatedExpense",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LandMember": {
     "auth_ref": [
      "r437"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Part of earth's surface not covered by water.",
        "label": "Land [Member]",
        "terseLabel": "Land"
       }
      }
     },
     "localname": "LandMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LeaseAndRentalExpense": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.",
        "label": "Operating Leases, Rent Expense",
        "terseLabel": "Rent expense"
       }
      }
     },
     "localname": "LeaseAndRentalExpense",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LeaseCost": {
     "auth_ref": [
      "r724",
      "r726"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseCostsDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lease cost recognized by lessee for lease contract.",
        "label": "Lease, Cost",
        "totalLabel": "Total lease cost"
       }
      }
     },
     "localname": "LeaseCost",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseCostsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LeaseCostTableTextBlock": {
     "auth_ref": [
      "r724"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income.",
        "label": "Lease, Cost [Table Text Block]",
        "terseLabel": "Summary of Lease Cost"
       }
      }
     },
     "localname": "LeaseCostTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LeaseholdImprovementsMember": {
     "auth_ref": [
      "r393"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Additions or improvements to assets held under a lease arrangement.",
        "label": "Leasehold Improvements [Member]",
        "terseLabel": "Leasehold improvements"
       }
      }
     },
     "localname": "LeaseholdImprovementsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock": {
     "auth_ref": [
      "r725"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position.",
        "label": "Lessee, Operating Lease, Liability, Maturity [Table Text Block]",
        "terseLabel": "Summary of Operating Lease Liability"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityMaturityTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails_1": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease.",
        "label": "Lessee, Operating Lease, Liability, to be Paid",
        "totalLabel": "Total future minimum lease payments"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease due after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Lessee, Operating Lease, Liability, to be Paid, after Year Five",
        "terseLabel": "2026 and thereafter"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails": {
       "order": 6.0,
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Lessee, Operating Lease, Liability, to be Paid, Year One",
        "terseLabel": "2021"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Lessee, Operating Lease, Liability, to be Paid, Year Five",
        "terseLabel": "2025"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearFive",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Lessee, Operating Lease, Liability, to be Paid, Year Four",
        "terseLabel": "2024"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearFour",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails": {
       "order": 5.0,
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Lessee, Operating Lease, Liability, to be Paid, Year Three",
        "terseLabel": "2023"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearThree",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Lessee, Operating Lease, Liability, to be Paid, Year Two",
        "terseLabel": "2022"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearTwo",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount": {
     "auth_ref": [
      "r725"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails_1": {
       "order": 2.0,
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.",
        "label": "Lessee, Operating Lease, Liability, Undiscounted Excess Amount",
        "negatedLabel": "Less: Amounts representing interest"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityUndiscountedExcessAmount",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_Liabilities": {
     "auth_ref": [
      "r54",
      "r148",
      "r229",
      "r329",
      "r650",
      "r653",
      "r654",
      "r698"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.",
        "label": "Liabilities",
        "terseLabel": "Liabilities",
        "totalLabel": "Total liabilities"
       }
      }
     },
     "localname": "Liabilities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails",
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesAndStockholdersEquity": {
     "auth_ref": [
      "r46",
      "r148",
      "r329",
      "r698",
      "r792",
      "r870"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.",
        "label": "Liabilities and Equity",
        "terseLabel": "Total liabilities and stockholders\u2019 equity",
        "totalLabel": "TOTAL LIABILITIES AND STOCKHOLDERS\u2019 EQUITY"
       }
      }
     },
     "localname": "LiabilitiesAndStockholdersEquity",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails",
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesAndStockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities and Equity [Abstract]",
        "terseLabel": "LIABILITIES AND STOCKHOLDERS\u2019 EQUITY",
        "verboseLabel": "Liabilities and stockholders\u2019 equity"
       }
      }
     },
     "localname": "LiabilitiesAndStockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails",
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilityForUncertainTaxPositionsCurrent": {
     "auth_ref": [
      "r55"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount recognized for uncertainty in income taxes classified as current.",
        "label": "Liability for Uncertainty in Income Taxes, Current",
        "terseLabel": "Liability for uncertain tax positions"
       }
      }
     },
     "localname": "LiabilityForUncertainTaxPositionsCurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoanProcessingFee": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 5.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Expenses paid for obtaining loans which includes expenses such as application and origination fees.",
        "label": "Loan Processing Fee",
        "terseLabel": "Mortgage processing"
       }
      }
     },
     "localname": "LoanProcessingFee",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansAndLeasesReceivableRealEstateAcquiredThroughForeclosurePolicy": {
     "auth_ref": [
      "r284"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for real estate acquired through foreclosure.",
        "label": "Financing Receivable, Real Estate Acquired Through Foreclosure [Policy Text Block]",
        "terseLabel": "Foreclosed Assets Held for Resale"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableRealEstateAcquiredThroughForeclosurePolicy",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LoansAndLeasesReceivableRelatedParties": {
     "auth_ref": [
      "r729",
      "r804"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For an unclassified balance sheet, reflects the carrying amount of unpaid loan amounts due from related parties at the balance sheet date.",
        "label": "Loans and Leases Receivable, Related Parties",
        "periodEndLabel": "Balance at End of Year",
        "periodStartLabel": "Balance\u00a0at Beginning of Year"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableRelatedParties",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/RELATEDPARTYTRANSACTIONSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansAndLeasesReceivableRelatedPartiesAdditions": {
     "auth_ref": [
      "r729",
      "r804"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Reflects the amount of new advances made to related parties in the form of loan and lease receivables.",
        "label": "Loans and Leases Receivable, Related Parties, Additions",
        "terseLabel": "Borrowings"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableRelatedPartiesAdditions",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/RELATEDPARTYTRANSACTIONSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansAndLeasesReceivableRelatedPartiesProceeds": {
     "auth_ref": [
      "r111",
      "r795"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow from related parties which reduce the amount of loans and leases receivable due from related parties.",
        "label": "Loans and Leases Receivable, Related Parties, Proceeds",
        "negatedLabel": "Repayments"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableRelatedPartiesProceeds",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/RELATEDPARTYTRANSACTIONSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansAndLeasesReceivableRelatedPartiesRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Loans and Leases Receivable, Related Parties [Roll Forward]",
        "terseLabel": "Loans and Leases Receivable, Related Parties [Roll Forward]"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableRelatedPartiesRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/RELATEDPARTYTRANSACTIONSDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LoansAndLeasesReceivableTroubledDebtRestructuringPolicy": {
     "auth_ref": [
      "r296"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for troubled debt restructuring.",
        "label": "Troubled Debt Restructuring [Policy Text Block]",
        "terseLabel": "Troubled Debt Restructurings"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableTroubledDebtRestructuringPolicy",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LoansHeldForSaleFairValueDisclosure": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables.",
        "label": "Loans Held-for-sale, Fair Value Disclosure",
        "terseLabel": "Loans held-for-sale",
        "verboseLabel": "Loans held-for-sale"
       }
      }
     },
     "localname": "LoansHeldForSaleFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock": {
     "auth_ref": [
      "r284"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses.",
        "label": "Loans, Notes, Trade and Other Receivables Disclosure [Text Block]",
        "terseLabel": "LOANS AND ALLOWANCE FOR LOAN LOSSES"
       }
      }
     },
     "localname": "LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSES"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LoansReceivableFairValueDisclosure": {
     "auth_ref": [
      "r284"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.",
        "label": "Loans Receivable, Fair Value Disclosure",
        "terseLabel": "Loans"
       }
      }
     },
     "localname": "LoansReceivableFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansReceivableHeldForSaleAmount": {
     "auth_ref": [
      "r246",
      "r913"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before valuation allowance, of financing receivable classified as held-for-sale.",
        "label": "Financing Receivable, Held-for-Sale",
        "terseLabel": "Loans held-for-sale"
       }
      }
     },
     "localname": "LoansReceivableHeldForSaleAmount",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansReceivableMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "An amount of money or property, or a portion thereof, leant to a borrower (debtor) in exchange for a promise to repay the amount borrowed plus interest at a date certain in the future.",
        "label": "Loans Receivable [Member]",
        "terseLabel": "Interest Rate Lock Commitments"
       }
      }
     },
     "localname": "LoansReceivableMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LondonInterbankOfferedRateLIBORMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest rate at which a bank borrows funds from other banks in the London interbank market.",
        "label": "London Interbank Offered Rate (LIBOR) [Member]",
        "terseLabel": "LIBOR"
       }
      }
     },
     "localname": "LondonInterbankOfferedRateLIBORMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LongTermDebt": {
     "auth_ref": [
      "r34",
      "r413",
      "r791",
      "r867"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.",
        "label": "Long-term Debt",
        "terseLabel": "Subordinated debt"
       }
      }
     },
     "localname": "LongTermDebt",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongtermDebtTypeAxis": {
     "auth_ref": [
      "r58"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of long-term debt.",
        "label": "Long-term Debt, Type [Axis]",
        "terseLabel": "Long-term Debt, Type [Axis]"
       }
      }
     },
     "localname": "LongtermDebtTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LongtermDebtTypeDomain": {
     "auth_ref": [
      "r58",
      "r412"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Type of long-term debt arrangement, such as notes, line of credit, commercial paper, asset-based financing, project financing, letter of credit financing. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer.",
        "label": "Long-term Debt, Type [Domain]",
        "terseLabel": "Long-term Debt, Type [Domain]"
       }
      }
     },
     "localname": "LongtermDebtTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_MarketApproachValuationTechniqueMember": {
     "auth_ref": [
      "r679"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Valuation approach using price and other relevant information generated by market transaction involving identical or comparable asset, liability, or group of assets and liabilities.",
        "label": "Valuation, Market Approach [Member]",
        "terseLabel": "Pricing model"
       }
      }
     },
     "localname": "MarketApproachValuationTechniqueMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_MarketableSecuritiesGainLoss": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrealized and realized gain (loss) on investment in marketable security, including other-than-temporary impairment (OTTI).",
        "label": "Marketable Securities, Gain (Loss)",
        "negatedLabel": "Gain on sale of available-for-sale securities"
       }
      }
     },
     "localname": "MarketableSecuritiesGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_MarketableSecuritiesPolicy": {
     "auth_ref": [
      "r841"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for investment classified as marketable security.",
        "label": "Marketable Securities, Policy [Policy Text Block]",
        "terseLabel": "Investment Securities"
       }
      }
     },
     "localname": "MarketableSecuritiesPolicy",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_MarketingAndAdvertisingExpense": {
     "auth_ref": [
      "r106"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 6.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The total expense recognized in the period for promotion, public relations, and brand or product advertising.",
        "label": "Marketing and Advertising Expense",
        "terseLabel": "Marketing, contributions and sponsorships",
        "verboseLabel": "Marketing expense"
       }
      }
     },
     "localname": "MarketingAndAdvertisingExpense",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_MeasurementInputAppraisedValueMember": {
     "auth_ref": [
      "r679"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement input using assessed value of property.",
        "label": "Measurement Input, Appraised Value [Member]",
        "terseLabel": "Appraisal adjustments"
       }
      }
     },
     "localname": "MeasurementInputAppraisedValueMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_MeasurementInputTypeAxis": {
     "auth_ref": [
      "r679"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of measurement input used to determine value of asset and liability.",
        "label": "Measurement Input Type [Axis]",
        "terseLabel": "Measurement Input Type [Axis]"
       }
      }
     },
     "localname": "MeasurementInputTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_MeasurementInputTypeDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement input used to determine value of asset and liability.",
        "label": "Measurement Input Type [Domain]",
        "terseLabel": "Measurement Input Type [Domain]"
       }
      }
     },
     "localname": "MeasurementInputTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock": {
     "auth_ref": [
      "r24",
      "r643"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for business combinations, including leverage buyout transactions (as applicable), and divestitures.  This may include a description of a business combination or divestiture (or series of individually immaterial business combinations or divestitures) completed during the period, including background, timing, and assets and liabilities recognized and reclassified or sold. This element does not include fixed asset sales and plant closings.",
        "label": "Mergers, Acquisitions and Dispositions Disclosures [Text Block]",
        "terseLabel": "ACQUISITIONS AND DIVESTITURES"
       }
      }
     },
     "localname": "MergersAcquisitionsAndDispositionsDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURES"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_MortgageBackedSecuritiesMember": {
     "auth_ref": [
      "r299",
      "r468",
      "r470",
      "r514",
      "r896"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Securities collateralized by mortgage loans.",
        "label": "Collateralized Mortgage Backed Securities [Member]",
        "terseLabel": "Mortgage-backed security hedges"
       }
      }
     },
     "localname": "MortgageBackedSecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_MunicipalBondsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Long-term debt securities issued by state, city or local governments or the agencies operated by state, city or local governments.",
        "label": "Municipal Bonds [Member]",
        "terseLabel": "Municipal Securities"
       }
      }
     },
     "localname": "MunicipalBondsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_MunicipalNotesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Short-term debt securities issued by state, city or local governments or the agencies operated by state, city or local governments.",
        "label": "Municipal Notes [Member]",
        "terseLabel": "Municipal securities"
       }
      }
     },
     "localname": "MunicipalNotesMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivities": {
     "auth_ref": [
      "r128"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 3.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.",
        "label": "Net Cash Provided by (Used in) Financing Activities",
        "totalLabel": "Net cash from financing activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInFinancingActivities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract]",
        "terseLabel": "FINANCING ACTIVITIES"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivities": {
     "auth_ref": [
      "r128"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 2.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.",
        "label": "Net Cash Provided by (Used in) Investing Activities",
        "totalLabel": "Net cash from investing activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInInvestingActivities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract]",
        "terseLabel": "INVESTING ACTIVITIES"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivities": {
     "auth_ref": [
      "r128",
      "r131",
      "r134"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 1.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.",
        "label": "Net Cash Provided by (Used in) Operating Activities",
        "totalLabel": "Net cash from operating activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInOperatingActivities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract]",
        "terseLabel": "OPERATING ACTIVITIES"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetIncomeLoss": {
     "auth_ref": [
      "r23",
      "r80",
      "r83",
      "r94",
      "r134",
      "r148",
      "r163",
      "r165",
      "r166",
      "r167",
      "r168",
      "r171",
      "r172",
      "r185",
      "r215",
      "r227",
      "r231",
      "r234",
      "r237",
      "r329",
      "r698",
      "r812",
      "r875"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 13.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.",
        "label": "Net Income (Loss) Attributable to Parent",
        "terseLabel": "Net income",
        "totalLabel": "Net income"
       }
      }
     },
     "localname": "NetIncomeLoss",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails",
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows",
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity",
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails",
      "http://mvbbanking.com/role/QUARTERLYFINANCIALDATAUNAUDITEDDetails",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic": {
     "auth_ref": [
      "r165",
      "r166",
      "r167",
      "r168",
      "r173",
      "r174",
      "r186",
      "r189",
      "r215",
      "r227",
      "r231",
      "r234",
      "r237"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders.",
        "label": "Net Income (Loss) Available to Common Stockholders, Basic",
        "terseLabel": "Net income available to common shareholders",
        "totalLabel": "Net income available to common shareholders"
       }
      }
     },
     "localname": "NetIncomeLossAvailableToCommonStockholdersBasic",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Income (Loss) Available to Common Stockholders, Basic [Abstract]",
        "terseLabel": "Numerator\u00a0for\u00a0basic\u00a0earnings\u00a0per\u00a0share:"
       }
      }
     },
     "localname": "NetIncomeLossAvailableToCommonStockholdersBasicAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted": {
     "auth_ref": [
      "r175",
      "r186",
      "r189"
     ],
     "calculation": {
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) available to common shareholders.",
        "label": "Net Income (Loss) Available to Common Stockholders, Diluted",
        "totalLabel": "Net income available to common shareholders from continuing operations - diluted"
       }
      }
     },
     "localname": "NetIncomeLossAvailableToCommonStockholdersDiluted",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Income (Loss) Available to Common Stockholders, Diluted [Abstract]",
        "terseLabel": "Numerator\u00a0for\u00a0diluted\u00a0earnings\u00a0per\u00a0share:"
       }
      }
     },
     "localname": "NetIncomeLossAvailableToCommonStockholdersDilutedAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic": {
     "auth_ref": [
      "r174",
      "r189"
     ],
     "calculation": {
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) from continuing operations available to common shareholders.",
        "label": "Net Income (Loss) from Continuing Operations Available to Common Shareholders, Basic",
        "terseLabel": "Net income from continuing operations available to common shareholders - basic",
        "totalLabel": "Net income from continuing operations available to common shareholders - basic"
       }
      }
     },
     "localname": "NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy pertaining to new accounting pronouncements that may impact the entity's financial reporting. Includes, but is not limited to, quantification of the expected or actual impact.",
        "label": "New Accounting Pronouncements, Policy [Policy Text Block]",
        "terseLabel": "Recent Accounting Pronouncements and Developments"
       }
      }
     },
     "localname": "NewAccountingPronouncementsPolicyPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_NoncashOrPartNoncashAcquisitionNetNonmonetaryAssetsAcquiredLiabilitiesAssumedAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Noncash or Part Noncash Acquisition, Net Nonmonetary Assets Acquired (Liabilities Assumed) [Abstract]",
        "terseLabel": "Business combination non-cash disclosures:"
       }
      }
     },
     "localname": "NoncashOrPartNoncashAcquisitionNetNonmonetaryAssetsAcquiredLiabilitiesAssumedAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1": {
     "auth_ref": [
      "r140",
      "r141",
      "r142"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The value of an asset or business acquired in a noncash (or part noncash) acquisition. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. \"Part noncash\" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.",
        "label": "Noncash or Part Noncash Acquisition, Value of Assets Acquired",
        "terseLabel": "Assets acquired in business combinations (net of cash received)"
       }
      }
     },
     "localname": "NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1": {
     "auth_ref": [
      "r140",
      "r141",
      "r142"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The total amount of [all] liabilities that an Entity assumes in acquiring a business or in consideration for an asset received in a noncash (or part noncash) acquisition. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. \"Part noncash\" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.",
        "label": "Noncash or Part Noncash Acquisition, Value of Liabilities Assumed",
        "terseLabel": "Liabilities assumed in business combination"
       }
      }
     },
     "localname": "NoncashOrPartNoncashAcquisitionValueOfLiabilitiesAssumed1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoncompeteAgreementsMember": {
     "auth_ref": [
      "r629"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Agreement in which one party agrees not to pursue a similar trade in competition with another party.",
        "label": "Noncompete Agreements [Member]",
        "terseLabel": "Non-competition agreement"
       }
      }
     },
     "localname": "NoncompeteAgreementsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NoninterestBearingDepositLiabilitiesDomestic": {
     "auth_ref": [
      "r797"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_DepositsDomestic",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of domestic noninterest-bearing deposits held by the entity, which may include demand deposits, checking, brokered and retail deposits.",
        "label": "Noninterest-bearing Deposit Liabilities, Domestic",
        "terseLabel": "Noninterest-bearing",
        "verboseLabel": "Noninterest-bearing deposits"
       }
      }
     },
     "localname": "NoninterestBearingDepositLiabilitiesDomestic",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAssetsandLiabilitiesofBranchesHeldforSaleDetails",
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoninterestBearingDomesticDepositDemand": {
     "auth_ref": [
      "r797"
     ],
     "calculation": {
      "http://mvbbanking.com/role/DEPOSITSScheduleofDepositsDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_DepositsDomestic",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of money in noninterest-bearing domestic accounts that entitle the depositor to withdraw funds at any time without prior notice, also known as demand deposits.",
        "label": "Noninterest-bearing Domestic Deposit, Demand",
        "terseLabel": "Noninterest-bearing demand"
       }
      }
     },
     "localname": "NoninterestBearingDomesticDepositDemand",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSScheduleofDepositsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoninterestExpense": {
     "auth_ref": [
      "r825"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 3.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": -1.0
      },
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total aggregate amount of all noninterest expense.",
        "label": "Noninterest Expense",
        "totalLabel": "Total noninterest expense"
       }
      }
     },
     "localname": "NoninterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoninterestExpenseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Noninterest Expense [Abstract]",
        "terseLabel": "NONINTEREST EXPENSES"
       }
      }
     },
     "localname": "NoninterestExpenseAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NoninterestIncome": {
     "auth_ref": [
      "r823"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified.",
        "label": "Noninterest Income",
        "totalLabel": "Total noninterest income"
       }
      }
     },
     "localname": "NoninterestIncome",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoninterestIncomeOtherOperatingIncome": {
     "auth_ref": [
      "r88",
      "r809",
      "r881"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 4.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of revenue earned, classified as other, excluding interest income.",
        "label": "Noninterest Income, Other Operating Income",
        "terseLabel": "Other operating income"
       }
      }
     },
     "localname": "NoninterestIncomeOtherOperatingIncome",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NonperformingFinancingReceivableMember": {
     "auth_ref": [
      "r270",
      "r349"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Category status of financial instruments in which payments are past due in accordance with the terms of the contract. Financial instruments include, but are not limited to, financing receivables, loans, debt, and investments.",
        "label": "Nonperforming Financial Instruments [Member]",
        "terseLabel": "Purchased credit impaired loans"
       }
      }
     },
     "localname": "NonperformingFinancingReceivableMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NonrecurringAdjustmentAxis": {
     "auth_ref": [
      "r621"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information about material and nonrecurring adjustment directly attributable to the business combination(s) included in the reported pro forma revenue and earnings (supplemental pro forma information).",
        "label": "Nonrecurring Adjustment [Axis]",
        "terseLabel": "Nonrecurring Adjustment [Axis]"
       }
      }
     },
     "localname": "NonrecurringAdjustmentAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NonrecurringAdjustmentDomain": {
     "auth_ref": [
      "r621"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Material, nonrecurring adjustment(s) allocated (included) to (in) reported pro forma revenue and earnings (supplemental pro forma information).",
        "label": "Nonrecurring Adjustment [Domain]",
        "terseLabel": "Nonrecurring Adjustment [Domain]"
       }
      }
     },
     "localname": "NonrecurringAdjustmentDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NotesReceivableGross": {
     "auth_ref": [
      "r348",
      "r357",
      "r358"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_NotesReceivableNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before allowance for credit loss, of financing receivable.",
        "label": "Financing Receivable, before Allowance for Credit Loss",
        "terseLabel": "Loans receivable"
       }
      }
     },
     "localname": "NotesReceivableGross",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NotesReceivableNet": {
     "auth_ref": [
      "r40",
      "r246",
      "r348"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 8.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.",
        "label": "Financing Receivable, after Allowance for Credit Loss",
        "totalLabel": "Loans receivable, net"
       }
      }
     },
     "localname": "NotesReceivableNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NumberOfReportableSegments": {
     "auth_ref": [
      "r203"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.",
        "label": "Number of Reportable Segments",
        "terseLabel": "Number of Reportable Segments",
        "verboseLabel": "Number of reportable segments"
       }
      }
     },
     "localname": "NumberOfReportableSegments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_OccupancyNet": {
     "auth_ref": [
      "r107",
      "r713",
      "r824"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of net occupancy expense that may include items, such as depreciation of facilities and equipment, lease expenses, property taxes and property and casualty insurance expense.",
        "label": "Occupancy, Net",
        "terseLabel": "Occupancy expense"
       }
      }
     },
     "localname": "OccupancyNet",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OciBeforeReclassificationsNetOfTaxAttributableToParent": {
     "auth_ref": [
      "r76",
      "r87"
     ],
     "calculation": {
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent.",
        "label": "OCI, before Reclassifications, Net of Tax, Attributable to Parent",
        "terseLabel": "Other comprehensive income (loss) before reclassification"
       }
      }
     },
     "localname": "OciBeforeReclassificationsNetOfTaxAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingExpenses": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.",
        "label": "Operating Expenses",
        "terseLabel": "Operating expenses"
       }
      }
     },
     "localname": "OperatingExpenses",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingExpensesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Operating Expenses [Abstract]",
        "terseLabel": "Noninterest Expenses:"
       }
      }
     },
     "localname": "OperatingExpensesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OperatingLeaseCost": {
     "auth_ref": [
      "r719",
      "r726"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseCostsDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_LeaseCost",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.",
        "label": "Operating Lease, Cost",
        "terseLabel": "Operating lease cost"
       }
      }
     },
     "localname": "OperatingLeaseCost",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseCostsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Lessee, Operating Lease, Liability, Payment, Due [Abstract]",
        "terseLabel": "Operating Leases"
       }
      }
     },
     "localname": "OperatingLeaseLiabilitiesPaymentsDueAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OperatingLeaseLiability": {
     "auth_ref": [
      "r715"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails_1": {
       "order": 1.0,
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease.",
        "label": "Operating Lease, Liability",
        "terseLabel": "Present value of net future minimum lease payments",
        "verboseLabel": "Operating lease, liability"
       }
      }
     },
     "localname": "OperatingLeaseLiability",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseNarrativeDetails",
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTSummaryofLeaseLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList": {
     "auth_ref": [
      "r716"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicates line item in statement of financial position that includes operating lease liability.",
        "label": "Operating Lease, Liability, Statement of Financial Position [Extensible List]",
        "terseLabel": "Operating Lease, Liability, Statement of Financial Position [Extensible List]"
       }
      }
     },
     "localname": "OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseNarrativeDetails"
     ],
     "xbrltype": "extensibleListItemType"
    },
    "us-gaap_OperatingLeaseRightOfUseAsset": {
     "auth_ref": [
      "r714"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's right to use underlying asset under operating lease.",
        "label": "Operating Lease, Right-of-Use Asset",
        "terseLabel": "Operating lease right-of-use asset"
       }
      }
     },
     "localname": "OperatingLeaseRightOfUseAsset",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList": {
     "auth_ref": [
      "r716"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicates line item in statement of financial position that includes operating lease right-of-use asset.",
        "label": "Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]",
        "terseLabel": "Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]"
       }
      }
     },
     "localname": "OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseNarrativeDetails"
     ],
     "xbrltype": "extensibleListItemType"
    },
    "us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent": {
     "auth_ref": [
      "r723",
      "r726"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average discount rate for operating lease calculated at point in time.",
        "label": "Operating Lease, Weighted Average Discount Rate, Percent",
        "terseLabel": "Operating lease, weighted average discount rate"
       }
      }
     },
     "localname": "OperatingLeaseWeightedAverageDiscountRatePercent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1": {
     "auth_ref": [
      "r722",
      "r726"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.",
        "label": "Operating Lease, Weighted Average Remaining Lease Term",
        "terseLabel": "Operating lease lease, weighted average remaining lease term"
       }
      }
     },
     "localname": "OperatingLeaseWeightedAverageRemainingLeaseTerm1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_OperatingSegmentsMember": {
     "auth_ref": [
      "r226",
      "r227",
      "r228",
      "r229",
      "r231",
      "r237"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Identifies components of an entity that engage in business activities from which they may earn revenue and incur expenses, including transactions with other components of the same entity.",
        "label": "Operating Segments [Member]",
        "terseLabel": "Operating Segments"
       }
      }
     },
     "localname": "OperatingSegmentsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OrderOrProductionBacklogMember": {
     "auth_ref": [
      "r630"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Orders, production or production backlog arising from contracts such as purchase or sales orders acquired in a business combination.",
        "label": "Order or Production Backlog [Member]",
        "terseLabel": "Backlog"
       }
      }
     },
     "localname": "OrderOrProductionBacklogMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherAssets": {
     "auth_ref": [
      "r29",
      "r786",
      "r863"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of assets classified as other.",
        "label": "Other Assets",
        "terseLabel": "Other assets"
       }
      }
     },
     "localname": "OtherAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent": {
     "auth_ref": [
      "r647",
      "r648",
      "r651"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 6.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before tax, after reclassification adjustment, of (increase) decrease in accumulated other comprehensive (income) loss for defined benefit plan, attributable to parent entity.",
        "label": "Other Comprehensive (Income) Loss, Defined Benefit Plan, before Tax, after Reclassification Adjustment, Attributable to Parent",
        "negatedLabel": "Change in defined benefit pension plan"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent": {
     "auth_ref": [
      "r647",
      "r648",
      "r651"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 10.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after reclassification adjustment, of tax (expense) benefit for (increase) decrease in accumulated other comprehensive income for defined benefit plan, attributable to parent.",
        "label": "Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax, Attributable to Parent",
        "verboseLabel": "Income tax effect"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesBeforeReclassificationAdjustmentsTax": {
     "auth_ref": [
      "r74"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 5.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before adjustment, of tax expense (benefit) for unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.",
        "label": "OCI, Debt Securities, Available-for-Sale, Gain (Loss), before Adjustment, Tax",
        "negatedLabel": "Income tax effect"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossAvailableForSaleSecuritiesBeforeReclassificationAdjustmentsTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossBeforeReclassificationAndTax": {
     "auth_ref": [
      "r667"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 8.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before tax and reclassification, of gain (loss) from derivative designated and qualifying as net investment hedge.",
        "label": "Other Comprehensive Income (Loss), Net Investment Hedge, Gain (Loss), before Reclassification and Tax",
        "terseLabel": "Reclassification adjustment for carrying value adjustment - investment hedge recognized in income"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossNetInvestmentHedgeGainLossBeforeReclassificationAndTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent": {
     "auth_ref": [
      "r81",
      "r84",
      "r647",
      "r648",
      "r651"
     ],
     "calculation": {
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of other comprehensive income (loss) attributable to parent entity.",
        "label": "Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent",
        "terseLabel": "Other comprehensive income (loss)",
        "totalLabel": "Total other comprehensive income (loss)"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity",
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]",
        "verboseLabel": "Other comprehensive income (loss):"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax": {
     "auth_ref": [
      "r73",
      "r77",
      "r78",
      "r322"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.",
        "label": "Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax",
        "negatedLabel": "Reclassification adjustment for (gain) loss recognized in income"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax": {
     "auth_ref": [
      "r74",
      "r322"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 4.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.",
        "label": "Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax",
        "terseLabel": "Income tax effect"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax": {
     "auth_ref": [
      "r73",
      "r77",
      "r78",
      "r487"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 7.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before tax, of reclassification adjustment from accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan.",
        "label": "Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax",
        "negatedTerseLabel": "Reclassification adjustment for amortization of net actuarial loss recognized in income"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax": {
     "auth_ref": [
      "r74"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 3.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan.",
        "label": "Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, Tax",
        "terseLabel": "Income tax effect"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax": {
     "auth_ref": [
      "r68",
      "r73",
      "r322"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome": {
       "order": 9.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before tax and adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.",
        "label": "OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax",
        "verboseLabel": "Unrealized holding gains (losses) on securities available-for-sale"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofComprehensiveIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherDebtSecuritiesMember": {
     "auth_ref": [
      "r315",
      "r361",
      "r468",
      "r687"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investments in debt securities classified as other.",
        "label": "Other Debt Obligations [Member]",
        "terseLabel": "Other debt securities"
       }
      }
     },
     "localname": "OtherDebtSecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsMeasuredatFairValueonNonrecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherIncomeAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Component of Operating Income [Abstract]",
        "terseLabel": "NONINTEREST INCOME"
       }
      }
     },
     "localname": "OtherIncomeAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherLiabilities": {
     "auth_ref": [
      "r801"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liabilities classified as other.",
        "label": "Other Liabilities",
        "terseLabel": "Other liabilities"
       }
      }
     },
     "localname": "OtherLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherNoninterestExpense": {
     "auth_ref": [
      "r825"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 10.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of noninterest expense classified as other.",
        "label": "Other Noninterest Expense",
        "terseLabel": "Other operating expenses"
       }
      }
     },
     "localname": "OtherNoninterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherOperatingActivitiesCashFlowStatement": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 12.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other cash or noncash adjustments to reconcile net income to cash provided by (used in) operating activities that are not separately disclosed in the statement of cash flows (for example,  cash received or cash paid during the current period for miscellaneous operating activities, net change during the reporting period in other assets or other liabilities).",
        "label": "Other Operating Activities, Cash Flow Statement",
        "terseLabel": "Other liabilities"
       }
      }
     },
     "localname": "OtherOperatingActivitiesCashFlowStatement",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherRealEstateOwnedMeasurementInput": {
     "auth_ref": [
      "r681"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value of input used to measure real estate owned by financial institution by financial institution which is not directly related to its business.",
        "label": "Other Real Estate Owned, Measurement Input",
        "terseLabel": "Other real estate owned"
       }
      }
     },
     "localname": "OtherRealEstateOwnedMeasurementInput",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "decimalItemType"
    },
    "us-gaap_PassMember": {
     "auth_ref": [
      "r270",
      "r349"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A category of financing receivables not considered to be special mention, substandard, doubtful, and loss receivables.",
        "label": "Pass [Member]",
        "terseLabel": "Pass"
       }
      }
     },
     "localname": "PassMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PastDueFinancingReceivablesTableTextBlock": {
     "auth_ref": [
      "r280",
      "r281",
      "r343",
      "r358"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of aging analysis for financing receivable.",
        "label": "Financing Receivable, Past Due [Table Text Block]",
        "terseLabel": "Classes of the Loan Portfolio Summarized by Aging Categories"
       }
      }
     },
     "localname": "PastDueFinancingReceivablesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale": {
     "auth_ref": [
      "r125",
      "r130"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 14.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of cash paid for the origination of mortgages that are held for sale.",
        "label": "Payments for Origination of Mortgage Loans Held-for-sale",
        "negatedLabel": "Loans originated for sale"
       }
      }
     },
     "localname": "PaymentsForOriginationOfMortgageLoansHeldForSale",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsForRepurchaseOfCommonStock": {
     "auth_ref": [
      "r120"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 10.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow to reacquire common stock during the period.",
        "label": "Payments for Repurchase of Common Stock",
        "negatedLabel": "Common stock repurchased",
        "negatedTerseLabel": "Common stock repurchased"
       }
      }
     },
     "localname": "PaymentsForRepurchaseOfCommonStock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsForRepurchaseOfPreferredStockAndPreferenceStock": {
     "auth_ref": [
      "r120"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow to reacquire preferred stock during the period.",
        "label": "Payments for Repurchase of Preferred Stock and Preference Stock",
        "negatedTerseLabel": "Preferred stock redemption"
       }
      }
     },
     "localname": "PaymentsForRepurchaseOfPreferredStockAndPreferenceStock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsOfDividendsCommonStock": {
     "auth_ref": [
      "r120"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.",
        "label": "Payments of Ordinary Dividends, Common Stock",
        "negatedLabel": "Cash dividends paid on common stock"
       }
      }
     },
     "localname": "PaymentsOfDividendsCommonStock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock": {
     "auth_ref": [
      "r120"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash outflow in the form of ordinary dividends to preferred shareholders of the parent entity.",
        "label": "Payments of Ordinary Dividends, Preferred Stock and Preference Stock",
        "negatedLabel": "Cash dividends paid on preferred stock",
        "negatedTerseLabel": "Cash dividends paid on preferred stock"
       }
      }
     },
     "localname": "PaymentsOfDividendsPreferredStockAndPreferenceStock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireAvailableForSaleSecurities": {
     "auth_ref": [
      "r114",
      "r298"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow to acquire debt and equity securities not classified as either held-to-maturity securities or trading securities which would be classified as available-for-sale securities and reported at fair value, with unrealized gains and losses excluded from earnings and reported in a separate component of shareholders' equity.",
        "label": "Payments to Acquire Available-for-sale Securities",
        "negatedLabel": "Purchases of investment securities available-for-sale"
       }
      }
     },
     "localname": "PaymentsToAcquireAvailableForSaleSecurities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired": {
     "auth_ref": [
      "r115"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 16.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.",
        "label": "Payments to Acquire Businesses, Net of Cash Acquired",
        "negatedLabel": "Cash paid for acquisitions"
       }
      }
     },
     "localname": "PaymentsToAcquireBusinessesNetOfCashAcquired",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates": {
     "auth_ref": [
      "r115"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity).",
        "label": "Payments to Acquire Interest in Subsidiaries and Affiliates",
        "negatedLabel": "Investment in subsidiaries"
       }
      }
     },
     "localname": "PaymentsToAcquireInterestInSubsidiariesAndAffiliates",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireLifeInsurancePolicies": {
     "auth_ref": [
      "r117",
      "r126"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 12.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash outflow for payment of premium on corporate-owned life insurance policy, classified as investing activities. Includes, but is not limited to, bank-owned life insurance policy.",
        "label": "Payment to Acquire Life Insurance Policy, Investing Activities",
        "negatedLabel": "Purchase of bank-owned life insurance"
       }
      }
     },
     "localname": "PaymentsToAcquireLifeInsurancePolicies",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireMarketableSecurities": {
     "auth_ref": [
      "r298"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 14.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash outflow for purchase of marketable security.",
        "label": "Payments to Acquire Marketable Securities",
        "negatedTerseLabel": "Purchase of equity securities"
       }
      }
     },
     "localname": "PaymentsToAcquireMarketableSecurities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquirePropertyPlantAndEquipment": {
     "auth_ref": [
      "r116"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.",
        "label": "Payments to Acquire Property, Plant, and Equipment",
        "negatedLabel": "Purchases of premises and equipment, including premises and equipment included in assets of branches held-for-sale",
        "terseLabel": "Capital expenditures"
       }
      }
     },
     "localname": "PaymentsToAcquirePropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireRestrictedInvestments": {
     "auth_ref": [
      "r117"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow to acquire investments (not to include restricted cash) that are pledged or subject to withdrawal restrictions.",
        "label": "Payments to Acquire Restricted Investments",
        "negatedLabel": "Purchases of restricted bank stock"
       }
      }
     },
     "localname": "PaymentsToAcquireRestrictedInvestments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock": {
     "auth_ref": [
      "r467",
      "r469",
      "r475",
      "r492",
      "r494",
      "r495",
      "r496",
      "r497",
      "r498",
      "r514",
      "r516",
      "r517",
      "r519",
      "r531"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for retirement benefits.",
        "label": "Retirement Benefits [Text Block]",
        "terseLabel": "PENSION PLAN"
       }
      }
     },
     "localname": "PensionAndOtherPostretirementBenefitsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLAN"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent": {
     "auth_ref": [
      "r443",
      "r466",
      "r790",
      "r865"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans.",
        "label": "Liability, Defined Benefit Plan",
        "terseLabel": "Accrued liability"
       }
      }
     },
     "localname": "PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PensionExpense": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cost (reversal of cost) for pension benefits. Excludes other postretirement benefits.",
        "label": "Pension Cost (Reversal of Cost)",
        "terseLabel": "Pension expense"
       }
      }
     },
     "localname": "PensionExpense",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PensionPlansDefinedBenefitMember": {
     "auth_ref": [
      "r440",
      "r442",
      "r445",
      "r446",
      "r447",
      "r448",
      "r449",
      "r450",
      "r451",
      "r452",
      "r453",
      "r454",
      "r455",
      "r457",
      "r458",
      "r459",
      "r460",
      "r461",
      "r462",
      "r463",
      "r464",
      "r465",
      "r466",
      "r467",
      "r468",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478",
      "r479",
      "r480",
      "r481",
      "r482",
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r493",
      "r496",
      "r501",
      "r504",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509",
      "r510",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r519",
      "r520",
      "r526",
      "r527",
      "r528",
      "r529"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Plan designed to provide participant with pension benefits. Includes, but is not limited to, defined benefit and defined contribution plans. Excludes other postretirement benefits.",
        "label": "Pension Plan [Member]",
        "terseLabel": "Pension Plan"
       }
      }
     },
     "localname": "PensionPlansDefinedBenefitMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANEstimatedContributionsOverNextFiscalYearandBenefitPaymentsDetails",
      "http://mvbbanking.com/role/PENSIONPLANNarrativeDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetAllocationsDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails",
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails",
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PerformingFinancingReceivableMember": {
     "auth_ref": [
      "r270",
      "r349"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Category status of financial instruments in which payments are received or paid on a timely basis in accordance with the terms of the contract. Financial instruments include, but are not limited to, financing receivables, loans, debt instruments, and investments.",
        "label": "Performing Financial Instruments [Member]",
        "terseLabel": "Purchased performing loans"
       }
      }
     },
     "localname": "PerformingFinancingReceivableMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PlanAssetCategoriesDomain": {
     "auth_ref": [
      "r467",
      "r468",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r493",
      "r514"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Defined benefit plan asset investment.",
        "label": "Defined Benefit Plan, Plan Assets, Category [Domain]",
        "terseLabel": "Defined Benefit Plan, Plan Assets, Category [Domain]"
       }
      }
     },
     "localname": "PlanAssetCategoriesDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetAllocationsDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged": {
     "auth_ref": [
      "r753"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the date of the latest financial statement presented of securities which are owned but transferred to another party to serve as collateral to partially or fully secure a debt obligation, repurchase agreement or other current or potential obligation, and for which the transferee is not permitted to sell or re-pledge them to an unrelated party.",
        "label": "Pledged Financial Instruments, Not Separately Reported, Securities",
        "terseLabel": "Carrying value of investment securities pledged"
       }
      }
     },
     "localname": "PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PortionAtFairValueFairValueDisclosureMember": {
     "auth_ref": [
      "r692"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measured at fair value for financial reporting purposes.",
        "label": "Portion at Fair Value Measurement [Member]",
        "terseLabel": "Portion at Fair Value Measurement"
       }
      }
     },
     "localname": "PortionAtFairValueFairValueDisclosureMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PreferredStockDividendsIncomeStatementImpact": {
     "auth_ref": [],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic",
       "weight": -1.0
      },
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of preferred stock dividends that is an adjustment to net income apportioned to common stockholders.",
        "label": "Preferred Stock Dividends, Income Statement Impact",
        "terseLabel": "Less: Dividends on preferred stock",
        "verboseLabel": "Preferred dividends"
       }
      }
     },
     "localname": "PreferredStockDividendsIncomeStatementImpact",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYIncomeStatementDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PreferredStockDividendsPerShareDeclared": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate dividends declared during the period for each share of preferred stock outstanding.",
        "label": "Preferred Stock, Dividends Per Share, Declared",
        "terseLabel": "Dividends declared (in dollars per share)"
       }
      }
     },
     "localname": "PreferredStockDividendsPerShareDeclared",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUBSEQUENTEVENTDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_PreferredStockLiquidationPreference": {
     "auth_ref": [
      "r38",
      "r146",
      "r417",
      "r418"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The per share liquidation preference (or restrictions) of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share.",
        "label": "Preferred Stock, Liquidation Preference Per Share",
        "terseLabel": "Liquidation preference (in dollars per share)"
       }
      }
     },
     "localname": "PreferredStockLiquidationPreference",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUBSEQUENTEVENTDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_PreferredStockMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Preferred shares may provide a preferential dividend to the dividend on common stock and may take precedence over common stock in the event of a liquidation. Preferred shares typically represent an ownership interest in the company.",
        "label": "Preferred Stock [Member]",
        "terseLabel": "Preferred stock"
       }
      }
     },
     "localname": "PreferredStockMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PreferredStockParOrStatedValuePerShare": {
     "auth_ref": [
      "r38"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.",
        "label": "Preferred Stock, Par or Stated Value Per Share",
        "terseLabel": "Preferred stock, par value (in dollars per share)"
       }
      }
     },
     "localname": "PreferredStockParOrStatedValuePerShare",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheetsParenthetical",
      "http://mvbbanking.com/role/SUBSEQUENTEVENTDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_PreferredStockRedemptionPricePerShare": {
     "auth_ref": [
      "r415",
      "r417",
      "r419"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The price per share at which the preferred stock of an entity that has priority over common stock in the distribution of dividends and in the event of liquidation of the entity is redeemed or may be called at. The redemption features of this preferred stock are solely within the control of the issuer.",
        "label": "Preferred Stock, Redemption Price Per Share",
        "terseLabel": "Redemption price (in dollars per share)"
       }
      }
     },
     "localname": "PreferredStockRedemptionPricePerShare",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUBSEQUENTEVENTDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_PreferredStockSharesAuthorized": {
     "auth_ref": [
      "r38"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.",
        "label": "Preferred Stock, Shares Authorized",
        "terseLabel": "Preferred stock, shares authorized (in shares)"
       }
      }
     },
     "localname": "PreferredStockSharesAuthorized",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_PreferredStockSharesIssued": {
     "auth_ref": [
      "r38"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.",
        "label": "Preferred Stock, Shares Issued",
        "terseLabel": "Preferred stock, shares issued (in shares)"
       }
      }
     },
     "localname": "PreferredStockSharesIssued",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_PreferredStockValue": {
     "auth_ref": [
      "r38"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity.",
        "label": "Preferred Stock, Value, Issued",
        "terseLabel": "Preferred stock - par value $1,000;\u00a020,000 shares authorized; 733 shares issued and outstanding as of December\u00a031, 2020 and December\u00a031, 2019"
       }
      }
     },
     "localname": "PreferredStockValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PriorPeriodReclassificationAdjustmentDescription": {
     "auth_ref": [
      "r0"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for reclassification affecting comparability of financial statement. Excludes amendment to accounting standards, other change in accounting principle, and correction of error.",
        "label": "Reclassification, Comparability Adjustment [Policy Text Block]",
        "terseLabel": "Reclassifications"
       }
      }
     },
     "localname": "PriorPeriodReclassificationAdjustmentDescription",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ProceedsFromIssuanceOfCommonStockDividendReinvestmentPlan": {
     "auth_ref": [
      "r118"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow from capital contributions to an entity associated with a dividend reinvestment plan.",
        "label": "Proceeds from Issuance of Common Stock, Dividend Reinvestment Plan",
        "verboseLabel": "AOCI reclassification of pension and available-for-sale investments"
       }
      }
     },
     "localname": "ProceedsFromIssuanceOfCommonStockDividendReinvestmentPlan",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromIssuanceOfDebt": {
     "auth_ref": [
      "r119"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.",
        "label": "Proceeds from Issuance of Debt",
        "terseLabel": "Subordinated debt issuance (redemption)"
       }
      }
     },
     "localname": "ProceedsFromIssuanceOfDebt",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromIssuanceOfPrivatePlacement": {
     "auth_ref": [
      "r118"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow associated with the amount received from entity's raising of capital via private rather than public placement.",
        "label": "Proceeds from Issuance of Private Placement",
        "verboseLabel": "Proceeds from stock issuance"
       }
      }
     },
     "localname": "ProceedsFromIssuanceOfPrivatePlacement",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromLifeInsurancePolicies": {
     "auth_ref": [
      "r113",
      "r126"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 13.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow for proceeds from settlement of corporate-owned life insurance policy, classified as investing activities. Includes, but is not limited to, bank-owned life insurance policy.",
        "label": "Proceeds from Life Insurance Policy",
        "terseLabel": "Proceeds from death benefit of bank-owned life insurance policies"
       }
      }
     },
     "localname": "ProceedsFromLifeInsurancePolicies",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities": {
     "auth_ref": [
      "r110",
      "r111",
      "r298"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow from maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-sale",
        "terseLabel": "Maturities/paydowns of investment securities available-for-sale"
       }
      }
     },
     "localname": "ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase": {
     "auth_ref": [
      "r136",
      "r137"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash flow from investments sold under the agreement to repurchase such investment.",
        "label": "Proceeds from (Payments for) in Securities Sold under Agreements to Repurchase",
        "terseLabel": "Net change in repurchase agreements"
       }
      }
     },
     "localname": "ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt": {
     "auth_ref": [
      "r110",
      "r111",
      "r298"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow from sale of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Proceeds from Sale of Debt Securities, Available-for-sale",
        "terseLabel": "Sales of investment securities available-for-sale"
       }
      }
     },
     "localname": "ProceedsFromSaleOfAvailableForSaleSecuritiesDebt",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESGainslossesonsalesofinvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfHeldToMaturitySecurities": {
     "auth_ref": [
      "r111",
      "r298"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow associated with the sale of securities that had been designated as held-to-maturity. Excludes proceeds from maturities, prepayments and calls by the issuer.",
        "label": "Proceeds from Sale of Held-to-maturity Securities",
        "terseLabel": "Proceeds from sale of held-to-maturity securities"
       }
      }
     },
     "localname": "ProceedsFromSaleOfHeldToMaturitySecurities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESGainslossesonsalesofinvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfLoansHeldForSale": {
     "auth_ref": [
      "r122",
      "r125"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow resulting from the sale of loans classified as held-for-sale, including proceeds from loans sold through mortgage securitization.",
        "label": "Proceeds from Sale of Loans Held-for-sale",
        "terseLabel": "Proceeds of loans sold"
       }
      }
     },
     "localname": "ProceedsFromSaleOfLoansHeldForSale",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment": {
     "auth_ref": [
      "r112"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.",
        "label": "Proceeds from Sale of Property, Plant, and Equipment",
        "terseLabel": "Disposals of premises and equipment"
       }
      }
     },
     "localname": "ProceedsFromSaleOfPropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfRestrictedInvestments": {
     "auth_ref": [
      "r113"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow associated with the sale of investments that are pledged or subject to withdrawal restrictions during the period.",
        "label": "Proceeds from Sale of Restricted Investments",
        "terseLabel": "Redemptions of restricted bank stock"
       }
      }
     },
     "localname": "ProceedsFromSaleOfRestrictedInvestments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfWhollyOwnedRealEstateAndRealEstateAcquiredInSettlementOfLoans": {
     "auth_ref": [
      "r113"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 11.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow from proceeds From Sales of Wholly Owned Real Estate and Real Estate Acquired in Settlement of Loans.",
        "label": "Proceeds from Sale of Wholly Owned Real Estate and Real Estate Acquired in Settlement of Loans",
        "terseLabel": "Proceeds from sale of other real estate owned"
       }
      }
     },
     "localname": "ProceedsFromSaleOfWhollyOwnedRealEstateAndRealEstateAcquiredInSettlementOfLoans",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromStockOptionsExercised": {
     "auth_ref": [
      "r118",
      "r569"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow from exercise of option under share-based payment arrangement.",
        "label": "Proceeds from Stock Options Exercised",
        "terseLabel": "Common stock options exercised"
       }
      }
     },
     "localname": "ProceedsFromStockOptionsExercised",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProfessionalFees": {
     "auth_ref": [
      "r901",
      "r902"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 7.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.",
        "label": "Professional Fees",
        "terseLabel": "Professional fees"
       }
      }
     },
     "localname": "ProfessionalFees",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant and Equipment [Abstract]",
        "terseLabel": "Property, Plant and Equipment [Abstract]"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization": {
     "auth_ref": [
      "r394",
      "r717",
      "r718"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accumulated depreciation and amortization from plant, property, and equipment and right-of-use asset from finance lease.",
        "label": "Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, Accumulated Depreciation and Amortization",
        "negatedLabel": "Accumulated depreciation"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization": {
     "auth_ref": [
      "r64",
      "r395",
      "r718"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 6.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset.",
        "label": "Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization",
        "totalLabel": "Premises and equipment, net",
        "verboseLabel": "Premises and equipment, net"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets",
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization": {
     "auth_ref": [
      "r28",
      "r393",
      "r714"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset.",
        "label": "Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, before Accumulated Depreciation and Amortization",
        "terseLabel": "Gross premises and equipment"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentByTypeAxis": {
     "auth_ref": [
      "r50",
      "r395"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of long-lived, physical assets used to produce goods and services and not intended for resale.",
        "label": "Long-Lived Tangible Asset [Axis]",
        "terseLabel": "Property, Plant and Equipment, Type [Axis]"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentByTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock": {
     "auth_ref": [
      "r401",
      "r916",
      "r917",
      "r918"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections.",
        "label": "Property, Plant and Equipment Disclosure [Text Block]",
        "terseLabel": "PREMISES AND EQUIPMENT"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENT"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Property, Plant and Equipment [Line Items]",
        "terseLabel": "Premises and equipment"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentPolicyTextBlock": {
     "auth_ref": [
      "r49",
      "r144",
      "r395",
      "r916",
      "r917"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections.",
        "label": "Property, Plant and Equipment, Policy [Policy Text Block]",
        "terseLabel": "Premises and Equipment"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentTextBlock": {
     "auth_ref": [
      "r28",
      "r395"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.",
        "label": "Property, Plant and Equipment [Table Text Block]",
        "terseLabel": "Schedule of Premises and Equipment"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentTypeDomain": {
     "auth_ref": [
      "r28",
      "r393"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Listing of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.",
        "label": "Long-Lived Tangible Asset [Domain]",
        "terseLabel": "Property, Plant and Equipment, Type [Domain]"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentUsefulLife": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.",
        "label": "Property, Plant and Equipment, Useful Life",
        "terseLabel": "Estimated useful lives"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentUsefulLife",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_ProvisionForLoanAndLeaseLosses": {
     "auth_ref": [
      "r132",
      "r252",
      "r819"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense related to estimated loss from loan and lease transactions.",
        "label": "Provision for Loan and Lease Losses",
        "terseLabel": "Provision for loan losses"
       }
      }
     },
     "localname": "ProvisionForLoanAndLeaseLosses",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows",
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProvisionForLoanLossesExpensed": {
     "auth_ref": [
      "r338",
      "r806"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of credit loss expense (reversal of expense) for financing receivable.",
        "label": "Financing Receivable, Credit Loss, Expense (Reversal)",
        "terseLabel": "Provision"
       }
      }
     },
     "localname": "ProvisionForLoanLossesExpensed",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_QuarterlyFinancialInformationDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Quarterly Financial Information Disclosure [Abstract]",
        "terseLabel": "Quarterly Financial Information Disclosure [Abstract]"
       }
      }
     },
     "localname": "QuarterlyFinancialInformationDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_QuarterlyFinancialInformationTextBlock": {
     "auth_ref": [
      "r195"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for quarterly financial data. Includes, but is not limited to, tabular presentation of financial information for fiscal quarters, effect of year-end adjustments, and an explanation of matters or transactions that affect comparability of the information.",
        "label": "Quarterly Financial Information [Text Block]",
        "terseLabel": "QUARTERLY FINANCIAL DATA (UNAUDITED)"
       }
      }
     },
     "localname": "QuarterlyFinancialInformationTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/QUARTERLYFINANCIALDATAUNAUDITED"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RealEstateAcquiredThroughForeclosure": {
     "auth_ref": [
      "r247",
      "r248"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement.",
        "label": "Real Estate Acquired Through Foreclosure",
        "terseLabel": "Other real estate"
       }
      }
     },
     "localname": "RealEstateAcquiredThroughForeclosure",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RealizedGainLossOnInvestmentsTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of realized gains and losses on investments reported in the statement of income.",
        "label": "Realized Gain (Loss) on Investments [Table Text Block]",
        "terseLabel": "Realized Gain (Loss) on Investments"
       }
      }
     },
     "localname": "RealizedGainLossOnInvestmentsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ReceivablesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Receivables [Abstract]",
        "terseLabel": "Receivables [Abstract]"
       }
      }
     },
     "localname": "ReceivablesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]",
        "terseLabel": "Comprehensive Income"
       }
      }
     },
     "localname": "ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent": {
     "auth_ref": [
      "r76",
      "r87"
     ],
     "calculation": {
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of reclassification adjustments of other comprehensive income (loss) attributable to parent.",
        "label": "Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent",
        "negatedLabel": "Amounts reclassified from AOCI"
       }
      }
     },
     "localname": "ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by item reclassified out of accumulated other comprehensive income (loss).",
        "label": "Reclassification out of Accumulated Other Comprehensive Income [Axis]",
        "terseLabel": "Reclassification out of Accumulated Other Comprehensive Income [Axis]"
       }
      }
     },
     "localname": "ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Item reclassified out of accumulated other comprehensive income (loss).",
        "label": "Reclassification out of Accumulated Other Comprehensive Income [Domain]",
        "terseLabel": "Reclassification out of Accumulated Other Comprehensive Income [Domain]"
       }
      }
     },
     "localname": "ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Identifies item reclassified out of accumulated other comprehensive income (loss).",
        "label": "Reclassification out of Accumulated Other Comprehensive Income [Member]",
        "terseLabel": "Amount Reclassified from\u00a0AOCI"
       }
      }
     },
     "localname": "ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about items reclassified out of accumulated other comprehensive income (loss).",
        "label": "Reclassification out of Accumulated Other Comprehensive Income [Table]",
        "terseLabel": "Reclassification out of Accumulated Other Comprehensive Income [Table]"
       }
      }
     },
     "localname": "ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss).",
        "label": "Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]",
        "terseLabel": "Reclassification Out of Accumulated Other Comprehensive Income"
       }
      }
     },
     "localname": "ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMETables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock": {
     "auth_ref": [
      "r850",
      "r851",
      "r852",
      "r854",
      "r855",
      "r856",
      "r858",
      "r859"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for regulatory capital requirement for depository and lending institutions. Institutions include, but not are not limited to, finance company, insured depository institution, bank holding company, savings and loan association holding company, bank and savings institution not federally insured, mortgage company, foreign financial institution and credit union.",
        "label": "Regulatory Capital Requirements under Banking Regulations [Text Block]",
        "terseLabel": "REGULATORY CAPITAL REQUIREMENTS"
       }
      }
     },
     "localname": "RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTS"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RelatedPartyDepositLiabilities": {
     "auth_ref": [
      "r150",
      "r154"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deposits held by the entity for a related party (entity, shareholder, employee).",
        "label": "Related Party Deposit Liabilities",
        "terseLabel": "Related party deposits"
       }
      }
     },
     "localname": "RelatedPartyDepositLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/RELATEDPARTYTRANSACTIONSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.",
        "label": "Related Party Transaction, Purchases from Related Party",
        "terseLabel": "Related party repurchase agreements"
       }
      }
     },
     "localname": "RelatedPartyTransactionPurchasesFromRelatedParty",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/RELATEDPARTYTRANSACTIONSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RelatedPartyTransactionsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party Transactions [Abstract]",
        "terseLabel": "Related Party Transactions [Abstract]"
       }
      }
     },
     "localname": "RelatedPartyTransactionsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_RelatedPartyTransactionsDisclosureTextBlock": {
     "auth_ref": [
      "r727",
      "r728",
      "r729",
      "r731",
      "r732"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates.",
        "label": "Related Party Transactions Disclosure [Text Block]",
        "terseLabel": "RELATED PARTY TRANSACTIONS"
       }
      }
     },
     "localname": "RelatedPartyTransactionsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/RELATEDPARTYTRANSACTIONS"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RepaymentsOfConvertibleDebt": {
     "auth_ref": [
      "r121"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow from the repayment of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.",
        "label": "Repayments of Convertible Debt",
        "negatedLabel": "Subordinated debt issuance and conversion costs"
       }
      }
     },
     "localname": "RepaymentsOfConvertibleDebt",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RepaymentsOfSubordinatedDebt": {
     "auth_ref": [
      "r121"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow from the repayment of long-term borrowing where a lender is placed in a lien position behind debt having a higher priority of repayment (senior) in case of liquidation of the entity's assets or underlying collateral.",
        "label": "Repayments of Subordinated Debt",
        "terseLabel": "Subordinated debt redemption"
       }
      }
     },
     "localname": "RepaymentsOfSubordinatedDebt",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ResidentialPortfolioSegmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Portfolio segment of the company's total financing receivables related to residential financing receivables.",
        "label": "Residential Portfolio Segment [Member]",
        "terseLabel": "Residential"
       }
      }
     },
     "localname": "ResidentialPortfolioSegmentMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESCarryingAmountofPCILoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESContractuallyRequiredPaymentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RestrictedStockUnitsRSUMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share instrument which is convertible to stock or an equivalent amount of cash, after a specified period of time or when specified performance conditions are met.",
        "label": "Restricted Stock Units (RSUs) [Member]",
        "terseLabel": "RSUs"
       }
      }
     },
     "localname": "RestrictedStockUnitsRSUMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofStockBasedCompensationExpenseDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RestrictionsOnDividendsLoansAndAdvancesTextBlock": {
     "auth_ref": [
      "r151"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for a banking or savings institution's compliance during the year with (a) federal and state laws and regulations relative to dividend restrictions and (b) federal laws and regulations relative to insider loans.",
        "label": "Restrictions on Dividends, Loans and Advances [Text Block]",
        "terseLabel": "REGULATORY RESTRICTION ON DIVIDEND"
       }
      }
     },
     "localname": "RestrictionsOnDividendsLoansAndAdvancesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYRESTRICTIONONDIVIDEND"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RetainedEarningsAccumulatedDeficit": {
     "auth_ref": [
      "r42",
      "r423",
      "r573",
      "r869",
      "r893",
      "r895"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 4.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.",
        "label": "Retained Earnings (Accumulated Deficit)",
        "terseLabel": "Retained earnings"
       }
      }
     },
     "localname": "RetainedEarningsAccumulatedDeficit",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RetainedEarningsMember": {
     "auth_ref": [
      "r160",
      "r161",
      "r162",
      "r164",
      "r170",
      "r172",
      "r334",
      "r570",
      "r571",
      "r572",
      "r600",
      "r601",
      "r890",
      "r892"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.",
        "label": "Retained Earnings [Member]",
        "terseLabel": "Retained earnings"
       }
      }
     },
     "localname": "RetainedEarningsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RetirementPlanTypeAxis": {
     "auth_ref": [
      "r440",
      "r441",
      "r442",
      "r445",
      "r446",
      "r447",
      "r448",
      "r449",
      "r450",
      "r451",
      "r452",
      "r453",
      "r454",
      "r455",
      "r457",
      "r458",
      "r459",
      "r460",
      "r461",
      "r462",
      "r463",
      "r464",
      "r465",
      "r466",
      "r467",
      "r468",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478",
      "r479",
      "r480",
      "r481",
      "r482",
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r493",
      "r496",
      "r501",
      "r504",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509",
      "r510",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r519",
      "r520",
      "r521",
      "r522",
      "r523",
      "r524",
      "r526",
      "r527",
      "r528",
      "r529"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of retirement benefit plan. Includes, but is not limited to, retirement benefit arrangement for defined benefit pension and other postretirement plans, retirement benefit arrangement for defined contribution pension and other postretirement plans, and special and contractual termination benefits payable upon retirement.",
        "label": "Retirement Plan Type [Axis]",
        "terseLabel": "Retirement Plan Type [Axis]"
       }
      }
     },
     "localname": "RetirementPlanTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANEstimatedContributionsOverNextFiscalYearandBenefitPaymentsDetails",
      "http://mvbbanking.com/role/PENSIONPLANNarrativeDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetAllocationsDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails",
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails",
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RetirementPlanTypeDomain": {
     "auth_ref": [
      "r440",
      "r441",
      "r442",
      "r445",
      "r446",
      "r447",
      "r448",
      "r449",
      "r450",
      "r451",
      "r452",
      "r453",
      "r454",
      "r455",
      "r457",
      "r458",
      "r459",
      "r460",
      "r461",
      "r462",
      "r463",
      "r464",
      "r465",
      "r466",
      "r467",
      "r468",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478",
      "r479",
      "r480",
      "r481",
      "r482",
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r493",
      "r496",
      "r501",
      "r504",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509",
      "r510",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r519",
      "r520",
      "r521",
      "r522",
      "r523",
      "r524",
      "r526",
      "r527",
      "r528",
      "r529"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Type of plan designed to provide participants with retirement benefits. Includes, but is not limited to, retirement benefit arrangement for defined benefit pension and other postretirement plans, retirement benefit arrangement for defined contribution pension and other postretirement plans, and special and contractual termination benefits payable upon retirement.",
        "label": "Retirement Plan Type [Domain]",
        "terseLabel": "Retirement Plan Type [Domain]"
       }
      }
     },
     "localname": "RetirementPlanTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANEstimatedContributionsOverNextFiscalYearandBenefitPaymentsDetails",
      "http://mvbbanking.com/role/PENSIONPLANNarrativeDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetAllocationsDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails",
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails",
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax": {
     "auth_ref": [
      "r206",
      "r207",
      "r226",
      "r232",
      "r233",
      "r239",
      "r240",
      "r243",
      "r435",
      "r436",
      "r778"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.",
        "label": "Revenue from Contract with Customer, Excluding Assessed Tax",
        "verboseLabel": "Total revenues"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerExcludingAssessedTax",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerPolicyTextBlock": {
     "auth_ref": [
      "r145",
      "r427",
      "r428",
      "r429",
      "r430",
      "r431",
      "r432",
      "r433",
      "r434",
      "r439"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for revenue from contract with customer.",
        "label": "Revenue from Contract with Customer [Policy Text Block]",
        "terseLabel": "Revenue Recognition"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RevenuesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Revenues [Abstract]",
        "terseLabel": "Noninterest Income:"
       }
      }
     },
     "localname": "RevenuesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable": {
     "auth_ref": [
      "r62"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule itemizing specific types of trade accounts and notes receivable, and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.",
        "label": "Schedule of Accounts, Notes, Loans and Financing Receivable [Table]",
        "terseLabel": "Schedule of Accounts, Notes, Loans and Financing Receivable [Table]"
       }
      }
     },
     "localname": "ScheduleOfAccountsNotesLoansAndFinancingReceivableTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESLoanSummaryDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPrimarySegmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock": {
     "auth_ref": [
      "r62"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.",
        "label": "Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]",
        "terseLabel": "Components of Loans in Consolidated Balance Sheet"
       }
      }
     },
     "localname": "ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock": {
     "auth_ref": [
      "r76",
      "r705",
      "r706"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the components of accumulated other comprehensive income (loss).",
        "label": "Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]",
        "terseLabel": "Components of Accumulated Other Comprehensive Income"
       }
      }
     },
     "localname": "ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMETables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Debt Securities, Available-for-sale [Line Items]",
        "terseLabel": "Amortized cost and fair values of investment securities available-for-sale",
        "verboseLabel": "Debt Securities, Available-for-sale [Line Items]"
       }
      }
     },
     "localname": "ScheduleOfAvailableForSaleSecuritiesLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfAvailableForSaleSecuritiesTable": {
     "auth_ref": [
      "r305",
      "r310",
      "r317",
      "r318",
      "r319",
      "r321",
      "r835",
      "r836"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities.",
        "label": "Schedule of Available-for-sale Securities [Table]",
        "terseLabel": "Schedule of Available-for-sale Securities [Table]"
       }
      }
     },
     "localname": "ScheduleOfAvailableForSaleSecuritiesTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable": {
     "auth_ref": [
      "r622",
      "r623"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule reflecting each material business combination (or series of individually immaterial business combinations) completed during the period, including background, timing, and recognized assets and liabilities.",
        "label": "Schedule of Business Acquisitions, by Acquisition [Table]",
        "terseLabel": "Schedule of Business Acquisitions, by Acquisition [Table]"
       }
      }
     },
     "localname": "ScheduleOfBusinessAcquisitionsByAcquisitionTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredAssetsandAssumedLiabilitiesDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESAcquiredLoansDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESFirstStateAcquisitionDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESNarrativeDetails",
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESProFormaInformationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTable": {
     "auth_ref": [
      "r853",
      "r857"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A table disclosing the capital amounts and ratios as of the balance sheet date indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity.",
        "label": "Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table]",
        "terseLabel": "Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table]"
       }
      }
     },
     "localname": "ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock": {
     "auth_ref": [
      "r853",
      "r857"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity.",
        "label": "Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table Text Block]",
        "terseLabel": "Actual Capital Amounts and Ratios"
       }
      }
     },
     "localname": "ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock": {
     "auth_ref": [
      "r599"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.",
        "label": "Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]",
        "terseLabel": "Provision for Income Taxes"
       }
      }
     },
     "localname": "ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock": {
     "auth_ref": [
      "r592"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.",
        "label": "Schedule of Deferred Tax Assets and Liabilities [Table Text Block]",
        "terseLabel": "Deferred Income Tax Assets and (Liabilities)"
       }
      }
     },
     "localname": "ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable": {
     "auth_ref": [
      "r500",
      "r501",
      "r502",
      "r503",
      "r514"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosures about an individual defined benefit pension plan or an other postretirement defined benefit plan. It may be appropriate to group certain similar plans.  Also includes schedule for fair value of plan assets by major categories of plan assets by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets or liabilities (Level 1), Significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).",
        "label": "Schedule of Defined Benefit Plans Disclosures [Table]",
        "terseLabel": "Schedule of Defined Benefit Plans Disclosures [Table]"
       }
      }
     },
     "localname": "ScheduleOfDefinedBenefitPlansDisclosuresTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANEstimatedContributionsOverNextFiscalYearandBenefitPaymentsDetails",
      "http://mvbbanking.com/role/PENSIONPLANNarrativeDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetAllocationsDetails",
      "http://mvbbanking.com/role/PENSIONPLANPlanAssetsatFairValueDetails",
      "http://mvbbanking.com/role/PENSIONPLANSummaryofactivityDetails",
      "http://mvbbanking.com/role/PENSIONPLANWeightedAverageAssumptionsandNetPeriodicPensionCostDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock": {
     "auth_ref": [
      "r500",
      "r501",
      "r502",
      "r503",
      "r514"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of one or more of the entity's defined benefit pension plans or one or more other defined benefit postretirement plans, separately for pension plans and other postretirement benefit plans including the entity's schedule of fair value of plan assets for defined benefit or other postretirement plans.",
        "label": "Schedule of Defined Benefit Plans Disclosures [Table Text Block]",
        "terseLabel": "Weighted Average Assumptions Used"
       }
      }
     },
     "localname": "ScheduleOfDefinedBenefitPlansDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock": {
     "auth_ref": [
      "r189"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.",
        "label": "Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]",
        "terseLabel": "Earnings Per Share"
       }
      }
     },
     "localname": "ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock": {
     "auth_ref": [
      "r584"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.",
        "label": "Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]",
        "terseLabel": "Reconciliation of Income Taxes at Federal Statutory Rates to Recorded Income Taxes"
       }
      }
     },
     "localname": "ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INCOMETAXESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable": {
     "auth_ref": [
      "r534",
      "r565",
      "r575"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about amount recognized for award under share-based payment arrangement. Includes, but is not limited to, amount expensed in statement of income or comprehensive income, amount capitalized in statement of financial position, and corresponding reporting line item in financial statements.",
        "label": "Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table]",
        "terseLabel": "Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table]"
       }
      }
     },
     "localname": "ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofStockBasedCompensationExpenseDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock": {
     "auth_ref": [
      "r534",
      "r565",
      "r575"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.",
        "label": "Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]",
        "terseLabel": "Summary of Stock-Based Compensation Expense"
       }
      }
     },
     "localname": "ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfEquityMethodInvestmentsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Schedule of Equity Method Investments [Line Items]",
        "terseLabel": "Schedule of Equity Method Investments [Line Items]"
       }
      }
     },
     "localname": "ScheduleOfEquityMethodInvestmentsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails",
      "http://mvbbanking.com/role/INCOMETAXESSection42AffordableHousingDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfEquityMethodInvestmentsTable": {
     "auth_ref": [
      "r23",
      "r148",
      "r328",
      "r329",
      "r698"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Summarization of information required and determined to be disclosed concerning equity method investments in common stock. The summarized information includes: (a) the name of each investee or group of investees for which combined disclosure is appropriate, (2) the percentage ownership of common stock, (3) the difference, if any, between the carrying amount of an investment and the value of the underlying equity in the net assets and the accounting treatment of difference, if any, and (4) the aggregate value of each identified investment based on its quoted market price, if available.",
        "label": "Schedule of Equity Method Investments [Table]",
        "terseLabel": "Schedule of Equity Method Investments [Table]"
       }
      }
     },
     "localname": "ScheduleOfEquityMethodInvestmentsTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/EQUITYMETHODINVESTMENTDetails",
      "http://mvbbanking.com/role/INCOMETAXESSection42AffordableHousingDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable": {
     "auth_ref": [
      "r693",
      "r694"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule detailing the information required and determined to be disclosed regarding the fair value of financial assets and financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.",
        "label": "Schedule of Fair Value, Off-balance Sheet Risks [Table]",
        "terseLabel": "Schedule of Fair Value, Off-balance Sheet Risks [Table]"
       }
      }
     },
     "localname": "ScheduleOfFairValueOffBalanceSheetRisksTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMMITMENTSANDCONTINGENTLIABILITIESDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTextBlock": {
     "auth_ref": [
      "r693",
      "r694"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined) which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.",
        "label": "Schedule of Fair Value, Off-balance Sheet Risks [Table Text Block]",
        "terseLabel": "Contractual Amounts of Commitments"
       }
      }
     },
     "localname": "ScheduleOfFairValueOffBalanceSheetRisksTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMMITMENTSANDCONTINGENTLIABILITIESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable": {
     "auth_ref": [
      "r342"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about allowance for credit loss on financing receivable.",
        "label": "Financing Receivable, Allowance for Credit Loss [Table]",
        "terseLabel": "Schedule of Financing Receivable, Allowance for Credit Losses [Table]"
       }
      }
     },
     "localname": "ScheduleOfFinancingReceivableAllowanceForCreditLossesTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAllowanceDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable": {
     "auth_ref": [
      "r349",
      "r357"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about credit quality indicator for financing receivable.",
        "label": "Financing Receivable, Credit Quality Indicator [Table]",
        "terseLabel": "Schedule of Financing Receivable, Recorded Investment, Credit Quality Indicator [Table]"
       }
      }
     },
     "localname": "ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable": {
     "auth_ref": [
      "r272",
      "r274"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about financing receivable modified as troubled debt restructuring.",
        "label": "Financing Receivable, Troubled Debt Restructuring [Table]",
        "terseLabel": "Schedule of Financing Receivable, Troubled Debt Restructurings [Table]"
       }
      }
     },
     "localname": "ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTroubledDebtRestructuringsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfFinancingReceivablesPastDueTable": {
     "auth_ref": [
      "r343",
      "r358"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about aging analysis for financing receivable.",
        "label": "Financing Receivable, Past Due [Table]",
        "terseLabel": "Schedule of Financing Receivables Past Due [Table]"
       }
      }
     },
     "localname": "ScheduleOfFinancingReceivablesPastDueTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAgingDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfGoodwillTable": {
     "auth_ref": [
      "r375",
      "r377"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of goodwill and the changes during the year due to acquisition, sale, impairment or for other reasons.",
        "label": "Schedule of Goodwill [Table]",
        "terseLabel": "Schedule of Goodwill [Table]"
       }
      }
     },
     "localname": "ScheduleOfGoodwillTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfGoodwillTextBlock": {
     "auth_ref": [
      "r375",
      "r377"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule.",
        "label": "Schedule of Goodwill [Table Text Block]",
        "terseLabel": "Changes in Carrying Amounts of Goodwill and Other Intangibles"
       }
      }
     },
     "localname": "ScheduleOfGoodwillTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfImpairedFinancingReceivableTable": {
     "auth_ref": [
      "r267"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of the recorded investment, unpaid principal balance, associated allowance, average recorded investment, accounting policies, and interest income recognized on the accrual and cash basis for impaired financing receivables by class of financing receivable.",
        "label": "Schedule of Impaired Financing Receivable [Table]",
        "terseLabel": "Schedule of Impaired Financing Receivable [Table]"
       }
      }
     },
     "localname": "ScheduleOfImpairedFinancingReceivableTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESAccretiableYieldDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESCarryingAmountofPCILoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESContractuallyRequiredPaymentsDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESImpairedLoansDetails",
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESPPPLoansandCARESActDeferralsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfNetBenefitCostsTableTextBlock": {
     "auth_ref": [
      "r479"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.",
        "label": "Schedule of Net Benefit Costs [Table Text Block]",
        "terseLabel": "Components of Net Periodic Pension Cost"
       }
      }
     },
     "localname": "ScheduleOfNetBenefitCostsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock": {
     "auth_ref": [
      "r549"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the changes in outstanding nonvested restricted stock units.",
        "label": "Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]",
        "terseLabel": "Summary of RSUs"
       }
      }
     },
     "localname": "ScheduleOfNonvestedRestrictedStockUnitsActivityTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfPropertyPlantAndEquipmentTable": {
     "auth_ref": [
      "r50",
      "r395"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.",
        "label": "Property, Plant and Equipment [Table]",
        "terseLabel": "Property, Plant and Equipment [Table]"
       }
      }
     },
     "localname": "ScheduleOfPropertyPlantAndEquipmentTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTPremisesandEquipmentDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock": {
     "auth_ref": [
      "r194"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data.",
        "label": "Quarterly Financial Information [Table Text Block]",
        "terseLabel": "Schedule of Quarterly Financial Data"
       }
      }
     },
     "localname": "ScheduleOfQuarterlyFinancialInformationTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/QUARTERLYFINANCIALDATAUNAUDITEDTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock": {
     "auth_ref": [
      "r626"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the amounts recognized as of the acquisition date for each major class of assets acquired and liabilities assumed. May include but not limited to the following: (a) acquired receivables; (b) contingencies recognized at the acquisition date; and (c) the fair value of noncontrolling interests in the acquiree.",
        "label": "Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]",
        "terseLabel": "Summary of Net Liabilities Assumed"
       }
      }
     },
     "localname": "ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ACQUISITIONSANDDIVESTITURESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates.",
        "label": "Schedule of Related Party Transactions [Table Text Block]",
        "terseLabel": "Related Loan Activity"
       }
      }
     },
     "localname": "ScheduleOfRelatedPartyTransactionsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/RELATEDPARTYTRANSACTIONSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfRepurchaseAgreements": {
     "auth_ref": [
      "r156"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for repurchase agreements.",
        "label": "Schedule of Repurchase Agreements [Table Text Block]",
        "terseLabel": "Information Related To Repurchase Agreements"
       }
      }
     },
     "localname": "ScheduleOfRepurchaseAgreements",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable": {
     "auth_ref": [
      "r215",
      "r218",
      "r230",
      "r375"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A table disclosing the profit or loss and total assets for each reportable segment of the entity. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.",
        "label": "Schedule of Segment Reporting Information, by Segment [Table]",
        "terseLabel": "Schedule of Segment Reporting Information, by Segment [Table]"
       }
      }
     },
     "localname": "ScheduleOfSegmentReportingInformationBySegmentTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock": {
     "auth_ref": [
      "r215",
      "r218",
      "r230",
      "r375"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.",
        "label": "Schedule of Segment Reporting Information, by Segment [Table Text Block]",
        "terseLabel": "Information About the Reportable Segments and Reconciliation to the Consolidated Financial Statements"
       }
      }
     },
     "localname": "ScheduleOfSegmentReportingInformationBySegmentTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable": {
     "auth_ref": [
      "r535",
      "r568"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about share-based payment arrangement.",
        "label": "Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]",
        "terseLabel": "Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]"
       }
      }
     },
     "localname": "ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionValuationAssumptionsDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable": {
     "auth_ref": [
      "r568"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Details comprising a table providing supplementary information on outstanding and exercisable share awards as of the balance sheet date which stratifies outstanding options by ranges of exercise prices.",
        "label": "Share-based Payment Arrangement, Option, Exercise Price Range [Table]",
        "terseLabel": "Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table]"
       }
      }
     },
     "localname": "ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock": {
     "auth_ref": [
      "r568"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.",
        "label": "Share-based Payment Arrangement, Option, Exercise Price Range [Table Text Block]",
        "terseLabel": "Outstanding and Exercisable Options Information"
       }
      }
     },
     "localname": "ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock": {
     "auth_ref": [
      "r542",
      "r554",
      "r557"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.",
        "label": "Share-based Payment Arrangement, Option, Activity [Table Text Block]",
        "terseLabel": "Stock Option Activity"
       }
      }
     },
     "localname": "ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock": {
     "auth_ref": [
      "r559"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.",
        "label": "Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]",
        "terseLabel": "Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions"
       }
      }
     },
     "localname": "ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfShortTermDebtTable": {
     "auth_ref": [
      "r53"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A table or schedule providing information pertaining to borrowings under which repayment was required in less than twelve months (or normal operating cycle, if longer) after its issuance. It may include: (1) description of the short-term debt arrangement; (2) identification of the lender or type of lender; (3) repayment terms; (4) weighted average interest rate; (5) carrying amount of funds borrowed under the specified short-term debt arrangement as of the balance sheet date and measures of the maximum and average amount outstanding during the period; (6) description of the refinancing of a short-term obligation when that obligation is excluded from current liabilities in the balance sheet; and (7) amount of a short-term obligation that has been excluded from current liabilities in the balance sheet because of a refinancing of the obligation.",
        "label": "Schedule of Short-term Debt [Table]",
        "terseLabel": "Schedule of Short-term Debt [Table]"
       }
      }
     },
     "localname": "ScheduleOfShortTermDebtTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSShorttermBorrowingsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfShortTermDebtTextBlock": {
     "auth_ref": [
      "r53"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of short-term debt arrangements (having initial terms of repayment within one year or the normal operating cycle, if longer) including: (1) description of the short-term debt arrangement; (2) identification of the lender or type of lender; (3) repayment terms; (4) weighted average interest rate; (5) carrying amount of funds borrowed under the specified short-term debt arrangement as of the balance sheet date; (6) description of the refinancing of a short-term obligation when that obligation is excluded from current liabilities in the balance sheet; and (7) amount of a short-term obligation that has been excluded from current liabilities in the balance sheet because of a refinancing of the obligation.",
        "label": "Schedule of Short-term Debt [Table Text Block]",
        "terseLabel": "Information Related to Short-term Borrowings"
       }
      }
     },
     "localname": "ScheduleOfShortTermDebtTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfSubordinatedBorrowingTextBlock": {
     "auth_ref": [
      "r846"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of borrowings under subordinated debt agreements that qualify as available in computing net capital under SEC uniform net capital rules for broker-dealers, including restrictive covenants, collateral, interest rates and due dates, amounts due by date and amount owed in total.",
        "label": "Schedule of Subordinated Borrowing [Table Text Block]",
        "terseLabel": "Information Related to Subordinated Debt"
       }
      }
     },
     "localname": "ScheduleOfSubordinatedBorrowingTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock": {
     "auth_ref": [
      "r383"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets.",
        "label": "Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]",
        "terseLabel": "Estimated Amortization Expense for Other Intangible Assets"
       }
      }
     },
     "localname": "ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember": {
     "auth_ref": [
      "r674"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fixed rate on U.S. dollar, constant-notional interest rate swap that has its variable-rate leg referenced to Secured Overnight Financing Rate (SOFR) with no additional spread over SOFR on variable-rate leg.",
        "label": "Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]",
        "terseLabel": "SOFR"
       }
      }
     },
     "localname": "SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SecuritiesHeldAsCollateralAtFairValue": {
     "auth_ref": [
      "r276"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The carrying amount (fair value) as of the balance sheet date of securities held that had been pledged by counterparties under financing and lending arrangements, pursuant to which the entity has the right by agreement or custom to sell or re-pledge such securities.",
        "label": "Securities Held as Collateral, at Fair Value",
        "terseLabel": "Investment securities held as collateral"
       }
      }
     },
     "localname": "SecuritiesHeldAsCollateralAtFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSRepurchaseAgreementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure": {
     "auth_ref": [
      "r693"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value portion of securities that an entity sells and agrees to repurchase at a specified date for a specified price.",
        "label": "Securities Loaned or Sold under Agreements to Repurchase, Fair Value Disclosure",
        "terseLabel": "Repurchase agreements"
       }
      }
     },
     "localname": "SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SecuritiesSoldUnderAgreementsToRepurchase": {
     "auth_ref": [
      "r65",
      "r66",
      "r67",
      "r155",
      "r798"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 3.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after the effects of master netting arrangements, of funds outstanding borrowed in the form of a security repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same securities at a date certain for a specified price. Includes liabilities not subject to a master netting arrangement and not elected to be offset.",
        "label": "Securities Sold under Agreements to Repurchase",
        "terseLabel": "Repurchase agreements"
       }
      }
     },
     "localname": "SecuritiesSoldUnderAgreementsToRepurchase",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseMember": {
     "auth_ref": [
      "r693"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The securities that an institution sells and agrees to repurchase (the identical or substantially the same securities) as a seller-borrower at a specified date for a specified price, also known as a repurchase agreement, or repo. Most repos involve obligations of the federal government or its agencies, but other financial instruments, such as commercial paper, banker's acceptances, and negotiable certificates of deposit, are sometimes used in repos.",
        "label": "Securities Sold under Agreements to Repurchase [Member]",
        "terseLabel": "Repurchase Agreements"
       }
      }
     },
     "localname": "SecuritiesSoldUnderAgreementsToRepurchaseMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSRepurchaseAgreementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SegmentDomain": {
     "auth_ref": [
      "r202",
      "r206",
      "r207",
      "r208",
      "r209",
      "r210",
      "r211",
      "r212",
      "r213",
      "r214",
      "r215",
      "r216",
      "r217",
      "r226",
      "r227",
      "r228",
      "r229",
      "r231",
      "r232",
      "r233",
      "r234",
      "r235",
      "r237",
      "r243",
      "r886"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Components of an entity that engage in business activities from which they may earn revenue and incur expenses, including transactions with other components of the same entity.",
        "label": "Segments [Domain]",
        "terseLabel": "Segments [Domain]"
       }
      }
     },
     "localname": "SegmentDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SegmentReportingAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Segment Reporting [Abstract]",
        "terseLabel": "Segment Reporting [Abstract]"
       }
      }
     },
     "localname": "SegmentReportingAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_SegmentReportingDisclosureTextBlock": {
     "auth_ref": [
      "r202",
      "r204",
      "r205",
      "r215",
      "r219",
      "r231",
      "r235",
      "r236",
      "r237",
      "r238",
      "r239",
      "r242",
      "r243",
      "r244"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10 percent or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments.",
        "label": "Segment Reporting Disclosure [Text Block]",
        "terseLabel": "SEGMENT REPORTING"
       }
      }
     },
     "localname": "SegmentReportingDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTING"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SegmentReportingInformationLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Segment Reporting Information [Line Items]",
        "terseLabel": "Information About the Reportable Segments"
       }
      }
     },
     "localname": "SegmentReportingInformationLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SegmentReportingPolicyPolicyTextBlock": {
     "auth_ref": [
      "r144",
      "r220",
      "r221",
      "r222",
      "r223",
      "r224",
      "r225",
      "r240"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for segment reporting.",
        "label": "Segment Reporting, Policy [Policy Text Block]",
        "terseLabel": "Operating Segments"
       }
      }
     },
     "localname": "SegmentReportingPolicyPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SeriesBPreferredStockMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Outstanding nonredeemable series B preferred stock or outstanding series B preferred stock. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer.",
        "label": "Series B Preferred Stock [Member]",
        "terseLabel": "Series B Preferred Stock"
       }
      }
     },
     "localname": "SeriesBPreferredStockMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUBSEQUENTEVENTDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SeriesCPreferredStockMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Outstanding nonredeemable series C preferred stock or outstanding series C preferred stock. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer.",
        "label": "Series C Preferred Stock [Member]",
        "terseLabel": "Series C Preferred Stock"
       }
      }
     },
     "localname": "SeriesCPreferredStockMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUBSEQUENTEVENTDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ServicingAssetAtFairValueAmount": {
     "auth_ref": [
      "r755",
      "r756",
      "r757",
      "r761"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.",
        "label": "Servicing Asset at Fair Value, Amount",
        "terseLabel": "Total loans serviced for others",
        "verboseLabel": "Mortgage servicing rights"
       }
      }
     },
     "localname": "ServicingAssetAtFairValueAmount",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShareBasedCompensation": {
     "auth_ref": [
      "r132"
     ],
     "calculation": {
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      },
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of noncash expense for share-based payment arrangement.",
        "label": "Share-based Payment Arrangement, Noncash Expense",
        "terseLabel": "Stock-based compensation",
        "verboseLabel": "Stock-based compensation"
       }
      }
     },
     "localname": "ShareBasedCompensation",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYCashFlowDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1": {
     "auth_ref": [
      "r536"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period",
        "terseLabel": "Vesting period"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod": {
     "auth_ref": [
      "r547"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period",
        "negatedTerseLabel": "Forfeited (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r553"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value",
        "terseLabel": "Forfeited (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod": {
     "auth_ref": [
      "r551"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period",
        "terseLabel": "Granted (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r551"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value",
        "terseLabel": "Granted (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber": {
     "auth_ref": [
      "r550"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number",
        "periodEndLabel": "Balance at end of year (in shares)",
        "periodStartLabel": "Balance at beginning of year (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r550"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value",
        "periodEndLabel": "Balance at end of year (in dollars per share)",
        "periodStartLabel": "Balance at beginning of year (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]",
        "terseLabel": "Weighted-Average Grant Date Fair Value"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod": {
     "auth_ref": [
      "r552"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period",
        "negatedTerseLabel": "Vested (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue": {
     "auth_ref": [
      "r556"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value",
        "terseLabel": "Fair value of RSUs vested"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r552"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value",
        "terseLabel": "Vested (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate": {
     "auth_ref": [
      "r562"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate",
        "terseLabel": "Expected dividend yield"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionValuationAssumptionsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate": {
     "auth_ref": [
      "r561"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate",
        "terseLabel": "Expected volatility of the entity's stock price"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionValuationAssumptionsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate": {
     "auth_ref": [
      "r563"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The risk-free interest rate assumption that is used in valuing an option on its own shares.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate",
        "terseLabel": "Average risk-free interest rates"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionValuationAssumptionsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award [Line Items]",
        "terseLabel": "Stock options"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionValuationAssumptionsDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]",
        "terseLabel": "Shares"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized": {
     "auth_ref": [
      "r538"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares authorized for issuance under share-based payment arrangement.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized",
        "terseLabel": "Shares authorized for issuance (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant": {
     "auth_ref": [
      "r568"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant",
        "terseLabel": "Shares available for issuance (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]",
        "terseLabel": "Additional disclosure"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber": {
     "auth_ref": [
      "r545"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number",
        "terseLabel": "Exercisable at end of year (in shares)",
        "verboseLabel": "Total Options (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice": {
     "auth_ref": [
      "r545"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price",
        "terseLabel": "Exercisable at end of year (in dollars per share)",
        "verboseLabel": "Weighted-Average Exercise Price (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue": {
     "auth_ref": [
      "r556"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value",
        "terseLabel": "Intrinsic value of options exercised"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod": {
     "auth_ref": [
      "r548"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period",
        "negatedTerseLabel": "Expired (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod": {
     "auth_ref": [
      "r547"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period",
        "negatedTerseLabel": "Forfeited (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Gross number of share options (or share units) granted during the period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross",
        "terseLabel": "Granted (in shares)",
        "verboseLabel": "Shares granted (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r555"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value",
        "terseLabel": "Weighted-average fair value of options granted during the year (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue": {
     "auth_ref": [
      "r568"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value",
        "terseLabel": "Intrinsic Value (in millions)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber": {
     "auth_ref": [
      "r544",
      "r568"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of options outstanding, including both vested and non-vested options.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number",
        "periodEndLabel": "Outstanding at end of year (in shares)",
        "periodStartLabel": "Outstanding at beginning of year (in shares)",
        "terseLabel": "Total Options (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]",
        "terseLabel": "Number of Shares"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice": {
     "auth_ref": [
      "r543"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price",
        "periodEndLabel": "Outstanding at end of year (in dollars per share)",
        "periodStartLabel": "Outstanding at beginning of year (in dollars per share)",
        "terseLabel": "Weighted-Average Exercise Price (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]",
        "terseLabel": "Weighted-Average Exercise Price"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain": {
     "auth_ref": [
      "r533",
      "r539"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Award under share-based payment arrangement.",
        "label": "Award Type [Domain]",
        "terseLabel": "Equity Award [Domain]"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionValuationAssumptionsDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofRSUsDetails",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSSummaryofStockBasedCompensationExpenseDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average price at which option holders acquired shares when converting their stock options into shares.",
        "label": "Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price",
        "terseLabel": "Exercised (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.",
        "label": "Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price",
        "terseLabel": "Expired (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.",
        "label": "Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price",
        "terseLabel": "Forfeited (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.",
        "label": "Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price",
        "terseLabel": "Granted (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy": {
     "auth_ref": [
      "r144",
      "r535",
      "r540"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for award under share-based payment arrangement. Includes, but is not limited to, methodology and assumption used in measuring cost.",
        "label": "Share-based Payment Arrangement [Policy Text Block]",
        "terseLabel": "Stock Based Compensation"
       }
      }
     },
     "localname": "ShareBasedCompensationOptionAndIncentivePlansPolicy",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]",
        "terseLabel": "Information concerning stock options outstanding"
       }
      }
     },
     "localname": "ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod": {
     "auth_ref": [
      "r537"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period",
        "terseLabel": "Expiration term"
       }
      }
     },
     "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1": {
     "auth_ref": [
      "r560",
      "r574"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term",
        "terseLabel": "Weighted average expected life"
       }
      }
     },
     "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionValuationAssumptionsDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1": {
     "auth_ref": [
      "r568"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value",
        "terseLabel": "Intrinsic Value (in millions)"
       }
      }
     },
     "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1": {
     "auth_ref": [
      "r568"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term",
        "terseLabel": "Weighted-Average Remaining Life"
       }
      }
     },
     "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1": {
     "auth_ref": [
      "r541"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value",
        "terseLabel": "Fair value of stock options vested"
       }
      }
     },
     "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2": {
     "auth_ref": [
      "r558"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average remaining contractual term of outstanding stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.",
        "label": "Share-based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Remaining Contractual Term",
        "terseLabel": "Weighted-Average Remaining Life"
       }
      }
     },
     "localname": "SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSOutstandingandExercisableDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_SharesOutstanding": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares issued which are neither cancelled nor held in the treasury.",
        "label": "Shares, Outstanding",
        "periodEndLabel": "Ending balance (in shares)",
        "periodStartLabel": "Beginning balance (in shares)"
       }
      }
     },
     "localname": "SharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShortTermBorrowings": {
     "auth_ref": [
      "r30",
      "r788",
      "r866"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.",
        "label": "Short-term Debt",
        "terseLabel": "Balance at end of year"
       }
      }
     },
     "localname": "ShortTermBorrowings",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSRepurchaseAgreementsDetails",
      "http://mvbbanking.com/role/BORROWEDFUNDSShorttermBorrowingsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShortTermDebtLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Short-term Debt [Line Items]",
        "terseLabel": "Borrowed funds"
       }
      }
     },
     "localname": "ShortTermDebtLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSShorttermBorrowingsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShortTermDebtTypeAxis": {
     "auth_ref": [
      "r53"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of short-term debt arrangement.",
        "label": "Short-term Debt, Type [Axis]",
        "terseLabel": "Short-term Debt, Type [Axis]"
       }
      }
     },
     "localname": "ShortTermDebtTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSRepurchaseAgreementsDetails",
      "http://mvbbanking.com/role/BORROWEDFUNDSShorttermBorrowingsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShortTermDebtTypeDomain": {
     "auth_ref": [
      "r51"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Type of short-term debt arrangement, such as notes, line of credit, commercial paper, asset-based financing, project financing, letter of credit financing.",
        "label": "Short-term Debt, Type [Domain]",
        "terseLabel": "Short-term Debt, Type [Domain]"
       }
      }
     },
     "localname": "ShortTermDebtTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSRepurchaseAgreementsDetails",
      "http://mvbbanking.com/role/BORROWEDFUNDSShorttermBorrowingsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ShortTermDebtWeightedAverageInterestRate": {
     "auth_ref": [
      "r52"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average interest rate of short-term debt outstanding calculated at point in time.",
        "label": "Short-term Debt, Weighted Average Interest Rate, at Point in Time",
        "terseLabel": "Weighted-average rate at December\u00a031"
       }
      }
     },
     "localname": "ShortTermDebtWeightedAverageInterestRate",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSRepurchaseAgreementsDetails",
      "http://mvbbanking.com/role/BORROWEDFUNDSShorttermBorrowingsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_ShortTermLeaseCost": {
     "auth_ref": [
      "r720",
      "r726"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseCostsDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_LeaseCost",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of short-term lease cost, excluding expense for lease with term of one month or less.",
        "label": "Short-term Lease, Cost",
        "terseLabel": "Short-term lease cost"
       }
      }
     },
     "localname": "ShortTermLeaseCost",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseCostsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShorttermDebtAverageOutstandingAmount": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, average borrowings during the period.",
        "label": "Short-term Debt, Average Outstanding Amount",
        "terseLabel": "Average balance during the year"
       }
      }
     },
     "localname": "ShorttermDebtAverageOutstandingAmount",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSRepurchaseAgreementsDetails",
      "http://mvbbanking.com/role/BORROWEDFUNDSShorttermBorrowingsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShorttermDebtMaximumMonthendOutstandingAmount": {
     "auth_ref": [
      "r31"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, maximum month-end borrowings during the period.",
        "label": "Short-term Debt, Maximum Month-end Outstanding Amount",
        "terseLabel": "Maximum month-end balance"
       }
      }
     },
     "localname": "ShorttermDebtMaximumMonthendOutstandingAmount",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSRepurchaseAgreementsDetails",
      "http://mvbbanking.com/role/BORROWEDFUNDSShorttermBorrowingsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SignificantAccountingPoliciesTextBlock": {
     "auth_ref": [
      "r159"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for all significant accounting policies of the reporting entity.",
        "label": "Significant Accounting Policies [Text Block]",
        "terseLabel": "SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES"
       }
      }
     },
     "localname": "SignificantAccountingPoliciesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SpecialMentionMember": {
     "auth_ref": [
      "r270",
      "r349"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A category of financing receivables considered to have potential weaknesses that deserve management's close attention. If left uncorrected, those potential weaknesses may result in a deterioration of the repayment prospects for the asset or of the creditor's position at some future date.",
        "label": "Special Mention [Member]",
        "terseLabel": "Special Mention"
       }
      }
     },
     "localname": "SpecialMentionMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_StandbyLettersOfCreditMember": {
     "auth_ref": [
      "r408",
      "r410",
      "r644",
      "r898"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "An irrevocable undertaking (typically by a financial institution) to guarantee payment of a specified financial obligation.",
        "label": "Standby Letters of Credit [Member]",
        "terseLabel": "Stand-by letters of credit"
       }
      }
     },
     "localname": "StandbyLettersOfCreditMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMMITMENTSANDCONTINGENTLIABILITIESDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_StatementBusinessSegmentsAxis": {
     "auth_ref": [
      "r9",
      "r202",
      "r206",
      "r207",
      "r208",
      "r209",
      "r210",
      "r211",
      "r212",
      "r213",
      "r214",
      "r215",
      "r216",
      "r217",
      "r226",
      "r227",
      "r228",
      "r229",
      "r231",
      "r232",
      "r233",
      "r234",
      "r235",
      "r237",
      "r243",
      "r375",
      "r398",
      "r402",
      "r403",
      "r886"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by business segments.",
        "label": "Segments [Axis]",
        "terseLabel": "Segments [Axis]"
       }
      }
     },
     "localname": "StatementBusinessSegmentsAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SEGMENTREPORTINGReportableSegmentsandReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementClassOfStockAxis": {
     "auth_ref": [
      "r37",
      "r38",
      "r39",
      "r146",
      "r148",
      "r176",
      "r180",
      "r184",
      "r187",
      "r189",
      "r197",
      "r198",
      "r199",
      "r329",
      "r416",
      "r698"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by the different classes of stock of the entity.",
        "label": "Class of Stock [Axis]",
        "terseLabel": "Class of Stock [Axis]"
       }
      }
     },
     "localname": "StatementClassOfStockAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUBSEQUENTEVENTDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementEquityComponentsAxis": {
     "auth_ref": [
      "r61",
      "r160",
      "r161",
      "r162",
      "r164",
      "r170",
      "r172",
      "r196",
      "r334",
      "r416",
      "r423",
      "r570",
      "r571",
      "r572",
      "r600",
      "r601",
      "r700",
      "r701",
      "r702",
      "r703",
      "r704",
      "r706",
      "r890",
      "r891",
      "r892"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by component of equity.",
        "label": "Equity Components [Axis]",
        "terseLabel": "Equity Components [Axis]"
       }
      }
     },
     "localname": "StatementEquityComponentsAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails",
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEReclassificationsDetails",
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Statement [Line Items]",
        "verboseLabel": "Statement"
       }
      }
     },
     "localname": "StatementLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfCashFlowsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Cash Flows [Abstract]",
        "terseLabel": "Statement of Cash Flows [Abstract]"
       }
      }
     },
     "localname": "StatementOfCashFlowsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfFinancialPositionAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Financial Position [Abstract]",
        "terseLabel": "Statement of Financial Position [Abstract]"
       }
      }
     },
     "localname": "StatementOfFinancialPositionAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Comprehensive Income [Abstract]",
        "terseLabel": "Statement of Comprehensive Income [Abstract]"
       }
      }
     },
     "localname": "StatementOfIncomeAndComprehensiveIncomeAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfStockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Stockholders' Equity [Abstract]",
        "terseLabel": "Statement of Stockholders' Equity [Abstract]"
       }
      }
     },
     "localname": "StatementOfStockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementTable": {
     "auth_ref": [
      "r160",
      "r161",
      "r162",
      "r196",
      "r778"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule reflecting a Statement of Income, Statement of Cash Flows, Statement of Financial Position, Statement of Shareholders' Equity and Other Comprehensive Income, or other statement as needed.",
        "label": "Statement [Table]",
        "terseLabel": "Statement [Table]"
       }
      }
     },
     "localname": "StatementTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StockIssuedDuringPeriodSharesAcquisitions": {
     "auth_ref": [
      "r38",
      "r39",
      "r423"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares of stock issued during the period pursuant to acquisitions.",
        "label": "Stock Issued During Period, Shares, Acquisitions",
        "terseLabel": "Common stock issued related to acquisitions (in shares)"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodSharesAcquisitions",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities": {
     "auth_ref": [
      "r60",
      "r416",
      "r417",
      "r423"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares issued during the period as a result of the conversion of convertible securities.",
        "label": "Stock Issued During Period, Shares, Conversion of Convertible Securities",
        "terseLabel": "Common stock issued from subordinated debt conversion, net of costs (in shares)"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures": {
     "auth_ref": [
      "r38",
      "r39",
      "r416",
      "r423"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares issued during the period related to Restricted Stock Awards, net of any shares forfeited.",
        "label": "Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures",
        "terseLabel": "Restricted stock units vested (in shares)"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised": {
     "auth_ref": [
      "r38",
      "r39",
      "r416",
      "r423",
      "r546"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of share options (or share units) exercised during the current period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period",
        "negatedLabel": "Exercised (in shares)",
        "terseLabel": "Common stock options exercised (in shares)"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodSharesStockOptionsExercised",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSStockOptionActivityDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockIssuedDuringPeriodValueAcquisitions": {
     "auth_ref": [
      "r61",
      "r416",
      "r423"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value of stock issued pursuant to acquisitions during the period.",
        "label": "Stock Issued During Period, Value, Acquisitions",
        "terseLabel": "Common stock issued related to Paladin acquisition"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodValueAcquisitions",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows",
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecuritiesNetOfAdjustments": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net amount of stock issued during the period upon the conversion of convertible securities, net of adjustments (for example, to additional paid in capital) including the write-off of an equity component recognized to record the convertible debt instrument as two separate components - a debt component and an equity component. This item is meant to disclose the value of shares issued on conversion of convertible securities that were recorded as two separate (debt and equity) components.",
        "label": "Stock Issued During Period, Value, Conversion of Convertible Securities, Net of Adjustments",
        "terseLabel": "Common stock issued from subordinated debt conversion, net of costs"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodValueConversionOfConvertibleSecuritiesNetOfAdjustments",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised": {
     "auth_ref": [
      "r61",
      "r416",
      "r423"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value of stock issued as a result of the exercise of stock options.",
        "label": "Stock Issued During Period, Value, Stock Options Exercised",
        "terseLabel": "Common stock options exercised"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodValueStockOptionsExercised",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity",
      "http://mvbbanking.com/role/STOCKOPTIONSANDOTHEREQUITYAWARDSNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockRedeemedOrCalledDuringPeriodShares": {
     "auth_ref": [
      "r416"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of stock bought back by the entity at the exercise price or redemption price.",
        "label": "Stock Redeemed or Called During Period, Shares",
        "negatedTerseLabel": "Redemption of preferred stock (in shares)"
       }
      }
     },
     "localname": "StockRedeemedOrCalledDuringPeriodShares",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockRedeemedOrCalledDuringPeriodValue": {
     "auth_ref": [
      "r416"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equity impact of the value of stock bought back by the entity at the exercise price or redemption price.",
        "label": "Stock Redeemed or Called During Period, Value",
        "negatedTerseLabel": "Redemption of preferred stock"
       }
      }
     },
     "localname": "StockRedeemedOrCalledDuringPeriodValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockRepurchaseProgramAuthorizedAmount1": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of stock repurchase plan authorized.",
        "label": "Stock Repurchase Program, Authorized Amount",
        "terseLabel": "Authorized repurchase amount"
       }
      }
     },
     "localname": "StockRepurchaseProgramAuthorizedAmount1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOFFERINGSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockRepurchaseProgramPeriodInForce1": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period which shares may be purchased under a stock repurchase plan authorized by an entity's Board of Directors, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.",
        "label": "Stock Repurchase Program, Period in Force",
        "terseLabel": "Stock repurchase program, period"
       }
      }
     },
     "localname": "StockRepurchaseProgramPeriodInForce1",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOFFERINGSDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_StockRepurchasedDuringPeriodShares": {
     "auth_ref": [
      "r38",
      "r39",
      "r416",
      "r423"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.",
        "label": "Stock Repurchased During Period, Shares",
        "terseLabel": "Common stock repurchased (in shares)"
       }
      }
     },
     "localname": "StockRepurchasedDuringPeriodShares",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockRepurchasedDuringPeriodValue": {
     "auth_ref": [
      "r38",
      "r39",
      "r416",
      "r423"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.",
        "label": "Stock Repurchased During Period, Value",
        "negatedTerseLabel": "Common stock repurchased"
       }
      }
     },
     "localname": "StockRepurchasedDuringPeriodValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockholdersEquity": {
     "auth_ref": [
      "r39",
      "r44",
      "r45",
      "r148",
      "r283",
      "r329",
      "r698"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.",
        "label": "Stockholders' Equity Attributable to Parent",
        "periodEndLabel": "Ending balance",
        "periodStartLabel": "Beginning balance",
        "totalLabel": "Total stockholders\u2019 equity",
        "verboseLabel": "Total stockholders\u2019 equity"
       }
      }
     },
     "localname": "StockholdersEquity",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMPREHENSIVEINCOMEComponentsofAOCIDetails",
      "http://mvbbanking.com/role/CONDENSEDFINANCIALSTATEMENTSOFPARENTCOMPANYBalanceSheetDetails",
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets",
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stockholders' Equity Attributable to Parent [Abstract]",
        "terseLabel": "STOCKHOLDERS\u2019 EQUITY"
       }
      }
     },
     "localname": "StockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StockholdersEquityNoteAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stockholders' Equity Note [Abstract]",
        "terseLabel": "Stockholders' Equity Note [Abstract]"
       }
      }
     },
     "localname": "StockholdersEquityNoteAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StockholdersEquityNoteDisclosureTextBlock": {
     "auth_ref": [
      "r147",
      "r423",
      "r426"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income.",
        "label": "Stockholders' Equity Note Disclosure [Text Block]",
        "terseLabel": "STOCK OFFERINGS"
       }
      }
     },
     "localname": "StockholdersEquityNoteDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOFFERINGS"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SubordinatedDebt": {
     "auth_ref": [
      "r31",
      "r34",
      "r791",
      "r867"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 5.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Including the current and noncurrent portions, carrying value as of the balance sheet date of subordinated debt (with initial maturities beyond one year or beyond the operating cycle if longer). Subordinated debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets.",
        "label": "Subordinated Debt",
        "terseLabel": "Subordinated debt",
        "verboseLabel": "Balance at end of year"
       }
      }
     },
     "localname": "SubordinatedDebt",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails",
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SubordinatedDebtMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents domestic or foreign subordinated debt. Subordinated debt has a lower priority of repayment in liquidation of the entity's assets.",
        "label": "Subordinated Debt [Member]",
        "terseLabel": "Subordinated Debt"
       }
      }
     },
     "localname": "SubordinatedDebtMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SubordinatedLongtermDebtCurrentAndNoncurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subordinated Debt [Abstract]",
        "terseLabel": "Subordinated Debt"
       }
      }
     },
     "localname": "SubordinatedLongtermDebtCurrentAndNoncurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.",
        "label": "Subsequent Event [Line Items]",
        "terseLabel": "Subsequent Event [Line Items]"
       }
      }
     },
     "localname": "SubsequentEventLineItems",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUBSEQUENTEVENTDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventMember": {
     "auth_ref": [
      "r707",
      "r734"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Identifies event that occurred after the balance sheet date but before financial statements are issued or available to be issued.",
        "label": "Subsequent Event [Member]",
        "terseLabel": "Subsequent Event"
       }
      }
     },
     "localname": "SubsequentEventMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUBSEQUENTEVENTDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SubsequentEventTable": {
     "auth_ref": [
      "r707",
      "r734"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Discloses pertinent information about one or more significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued.",
        "label": "Subsequent Event [Table]",
        "terseLabel": "Subsequent Event [Table]"
       }
      }
     },
     "localname": "SubsequentEventTable",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUBSEQUENTEVENTDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventTypeAxis": {
     "auth_ref": [
      "r707",
      "r734"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by event that occurred after the balance sheet date but before financial statements are issued or available to be issued.",
        "label": "Subsequent Event Type [Axis]",
        "terseLabel": "Subsequent Event Type [Axis]"
       }
      }
     },
     "localname": "SubsequentEventTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUBSEQUENTEVENTDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventTypeDomain": {
     "auth_ref": [
      "r707",
      "r734"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Event that occurred after the balance sheet date but before financial statements are issued or available to be issued.",
        "label": "Subsequent Event Type [Domain]",
        "terseLabel": "Subsequent Event Type [Domain]"
       }
      }
     },
     "localname": "SubsequentEventTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUBSEQUENTEVENTDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SubsequentEventsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Events [Abstract]"
       }
      }
     },
     "localname": "SubsequentEventsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventsPolicyPolicyTextBlock": {
     "auth_ref": [
      "r144"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for reporting subsequent events.",
        "label": "Subsequent Events, Policy [Policy Text Block]",
        "terseLabel": "Subsequent Events"
       }
      }
     },
     "localname": "SubsequentEventsPolicyPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SubsequentEventsTextBlock": {
     "auth_ref": [
      "r733",
      "r735"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.",
        "label": "Subsequent Events [Text Block]",
        "terseLabel": "SUBSEQUENT EVENT"
       }
      }
     },
     "localname": "SubsequentEventsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUBSEQUENTEVENT"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SubstandardMember": {
     "auth_ref": [
      "r270",
      "r349"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A category of financing receivables that are inadequately protected by the current sound worth and paying capacity of the obligor or of the collateral pledged, if any. Loans so classified have a well-defined weakness or weaknesses that jeopardize the liquidation of the debt. They are characterized by the distinct possibility that the creditor will sustain some loss if the deficiencies are not corrected.",
        "label": "Substandard [Member]",
        "terseLabel": "Substandard"
       }
      }
     },
     "localname": "SubstandardMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESInternalRiskRatingSummaryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SupplementalCashFlowInformationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Supplemental Cash Flow Information [Abstract]",
        "terseLabel": "Supplemental disclosure of cash flow information:"
       }
      }
     },
     "localname": "SupplementalCashFlowInformationAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Plan designed to provide limited group of employees with supplemental retirement benefits, in addition to other pension benefits. Includes, but is not limited to, defined benefit and defined contribution plans.",
        "label": "Supplemental Employee Retirement Plan [Member]",
        "terseLabel": "Supplemental Employee Retirement Plan"
       }
      }
     },
     "localname": "SupplementalEmployeeRetirementPlanDefinedBenefitMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PENSIONPLANNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TaxCutsAndJobsActOf2017ChangeInTaxRateIncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r599"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income tax expense (benefit) for remeasurement of deferred tax from change in tax rate pursuant to Tax Cuts and Jobs Act.",
        "label": "Tax Cuts and Jobs Act, Change in Tax Rate, Income Tax Expense (Benefit)",
        "terseLabel": "Change in tax rate"
       }
      }
     },
     "localname": "TaxCutsAndJobsActOf2017ChangeInTaxRateIncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TextBlockAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Text Block [Abstract]"
       }
      }
     },
     "localname": "TextBlockAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_TierOneLeverageCapital": {
     "auth_ref": [
      "r853"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of Tier 1 leverage capital as defined by regulatory framework.",
        "label": "Banking Regulation, Tier One Leverage Capital, Actual",
        "terseLabel": "Actual, amount"
       }
      }
     },
     "localname": "TierOneLeverageCapital",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneLeverageCapitalAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Banking Regulation, Tier One Leverage Capital [Abstract]",
        "terseLabel": "Tier 1 Capital (to average assets)"
       }
      }
     },
     "localname": "TierOneLeverageCapitalAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacy": {
     "auth_ref": [
      "r853",
      "r857"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of minimum Tier 1 leverage capital required for capital adequacy as defined by regulatory framework.",
        "label": "Banking Regulation, Tier One Leverage Capital, Capital Adequacy, Minimum",
        "terseLabel": "Minimum for Capital Adequacy Purposes, amount"
       }
      }
     },
     "localname": "TierOneLeverageCapitalRequiredForCapitalAdequacy",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets": {
     "auth_ref": [
      "r853",
      "r857"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of minimum Tier 1 leverage capital to average assets required for capital adequacy as defined by regulatory framework.",
        "label": "Banking Regulation, Tier One Leverage Capital Ratio, Capital Adequacy, Minimum",
        "terseLabel": "Minimum for Capital Adequacy Purposes, ratio"
       }
      }
     },
     "localname": "TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalized": {
     "auth_ref": [
      "r853"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of minimum Tier 1 leverage capital categorized as well capitalized as defined by regulatory framework for prompt corrective action.",
        "label": "Banking Regulation, Tier One Leverage Capital, Well Capitalized, Minimum",
        "terseLabel": "Minimum to be Well Capitalized, amount"
       }
      }
     },
     "localname": "TierOneLeverageCapitalRequiredToBeWellCapitalized",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets": {
     "auth_ref": [
      "r853"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of minimum Tier 1 leverage capital to average assets categorized as well capitalized as defined by regulatory framework for prompt corrective action.",
        "label": "Banking Regulation, Tier One Leverage Capital Ratio, Well Capitalized, Minimum",
        "terseLabel": "Minimum to be Well Capitalized, ratio"
       }
      }
     },
     "localname": "TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_TierOneLeverageCapitalToAverageAssets": {
     "auth_ref": [
      "r853"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of Tier 1 capital to average assets as defined by regulatory framework.",
        "label": "Banking Regulation, Tier One Leverage Capital Ratio, Actual",
        "terseLabel": "Actual, ratio"
       }
      }
     },
     "localname": "TierOneLeverageCapitalToAverageAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_TierOneRiskBasedCapital": {
     "auth_ref": [
      "r853"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of Tier 1 risk-based capital as defined by regulatory framework.",
        "label": "Banking Regulation, Tier One Risk-Based Capital, Actual",
        "terseLabel": "Actual, amount"
       }
      }
     },
     "localname": "TierOneRiskBasedCapital",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Banking Regulation, Tier One Risk-Based Capital [Abstract]",
        "terseLabel": "Tier 1 Capital (to risk-weighted assets)"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacy": {
     "auth_ref": [
      "r853",
      "r857"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of minimum Tier 1 risk-based capital required for capital adequacy as defined by regulatory framework.",
        "label": "Banking Regulation, Tier One Risk-Based Capital, Capital Adequacy, Minimum",
        "terseLabel": "Minimum for Capital Adequacy Purposes, amount"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalRequiredForCapitalAdequacy",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets": {
     "auth_ref": [
      "r853",
      "r857"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of minimum Tier 1 risk-based capital to risk-weighted assets required for capital adequacy as defined by regulatory framework.",
        "label": "Banking Regulation, Tier One Risk-Based Capital Ratio, Capital Adequacy, Minimum",
        "terseLabel": "Minimum for Capital Adequacy Purposes, ratio"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalized": {
     "auth_ref": [
      "r853"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of minimum Tier 1 risk-based capital categorized as well capitalized as defined by regulatory framework for prompt corrective action.",
        "label": "Banking Regulation, Tier One Risk-Based Capital, Well Capitalized, Minimum",
        "terseLabel": "Minimum to be Well Capitalized, amount"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalRequiredToBeWellCapitalized",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets": {
     "auth_ref": [
      "r853"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of minimum Tier 1 risk-based capital to risk-weighted assets categorized as well capitalized as defined by regulatory framework for prompt corrective action.",
        "label": "Banking Regulation, Tier One Risk-Based Capital Ratio, Well Capitalized, Minimum",
        "terseLabel": "Minimum to be Well Capitalized, ratio"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalToRiskWeightedAssets": {
     "auth_ref": [
      "r853"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of Tier 1 risk-based capital to risk-weighted assets as defined by regulatory framework.",
        "label": "Banking Regulation, Tier One Risk-Based Capital Ratio, Actual",
        "terseLabel": "Actual, ratio"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/REGULATORYCAPITALREQUIREMENTSDetails"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_TimeDepositMaturitiesYearFive": {
     "auth_ref": [
      "r411"
     ],
     "calculation": {
      "http://mvbbanking.com/role/DEPOSITSMaturitiesDetails": {
       "order": 5.0,
       "parentTag": "us-gaap_TimeDeposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit maturing in fifth fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Time Deposit Maturities, Year Five",
        "terseLabel": "2025"
       }
      }
     },
     "localname": "TimeDepositMaturitiesYearFive",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TimeDepositMaturitiesYearFour": {
     "auth_ref": [
      "r411"
     ],
     "calculation": {
      "http://mvbbanking.com/role/DEPOSITSMaturitiesDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_TimeDeposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit maturing in fourth fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Time Deposit Maturities, Year Four",
        "terseLabel": "2024"
       }
      }
     },
     "localname": "TimeDepositMaturitiesYearFour",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TimeDepositMaturitiesYearOne": {
     "auth_ref": [
      "r411"
     ],
     "calculation": {
      "http://mvbbanking.com/role/DEPOSITSMaturitiesDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_TimeDeposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit maturing in next fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Time Deposit Maturities, Year One",
        "terseLabel": "2021"
       }
      }
     },
     "localname": "TimeDepositMaturitiesYearOne",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TimeDepositMaturitiesYearThree": {
     "auth_ref": [
      "r411"
     ],
     "calculation": {
      "http://mvbbanking.com/role/DEPOSITSMaturitiesDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_TimeDeposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit maturing in third fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Time Deposit Maturities, Year Three",
        "terseLabel": "2023"
       }
      }
     },
     "localname": "TimeDepositMaturitiesYearThree",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TimeDepositMaturitiesYearTwo": {
     "auth_ref": [
      "r411"
     ],
     "calculation": {
      "http://mvbbanking.com/role/DEPOSITSMaturitiesDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_TimeDeposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit maturing in second fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Time Deposit Maturities, Year Two",
        "terseLabel": "2022"
       }
      }
     },
     "localname": "TimeDepositMaturitiesYearTwo",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TimeDeposits": {
     "auth_ref": [
      "r797",
      "r845"
     ],
     "calculation": {
      "http://mvbbanking.com/role/DEPOSITSMaturitiesDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit liabilities, including certificates of deposit.",
        "label": "Time Deposits",
        "totalLabel": "Total"
       }
      }
     },
     "localname": "TimeDeposits",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSMaturitiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TimeDeposits100000OrMore": {
     "auth_ref": [
      "r936"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit liabilities, including certificates of deposit, in denominations of $100,000 or more.",
        "label": "Time Deposits, $100,000 or More",
        "terseLabel": "Time deposits that meet or exceed the FDIC insurance limit"
       }
      }
     },
     "localname": "TimeDeposits100000OrMore",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSScheduleofDepositsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TimeDepositsByMaturityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Time Deposits, Fiscal Year Maturity [Abstract]",
        "terseLabel": "Maturities of Time Deposits"
       }
      }
     },
     "localname": "TimeDepositsByMaturityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/DEPOSITSMaturitiesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_TrademarksMember": {
     "auth_ref": [
      "r628"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style.",
        "label": "Trademarks [Member]",
        "terseLabel": "Trademark"
       }
      }
     },
     "localname": "TrademarksMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/GOODWILLANDOTHERINTANGIBLEASSETSScheduleofGoodwillDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TransferToOtherRealEstate": {
     "auth_ref": [
      "r140",
      "r141",
      "r142"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value transferred from mortgage loans to real estate owned (REO) in noncash transactions.",
        "label": "Real Estate Owned, Transfer to Real Estate Owned",
        "terseLabel": "Loans transferred to other real estate owned"
       }
      }
     },
     "localname": "TransferToOtherRealEstate",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TransfersAndServicingOfFinancialAssetsPolicyTextBlock": {
     "auth_ref": [
      "r144",
      "r745",
      "r752",
      "r758",
      "r760",
      "r765"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for transfers and servicing financial assets, including securitization transactions as well as repurchase and resale agreements. This disclosure may include how the entity (1) determines whether a transaction is accounted for as a sale; (2) accounts for a sale transaction, including the initial and subsequent accounting for any interests that the entity obtains or continues to hold in the transaction, how such interests are valued, and the significant assumptions used in the valuation; (3) accounts for a transaction that does not qualify for sale treatment (that is, a financing); and (4) accounts for its servicing assets and liabilities (\"servicing\"), including how such servicing is measured initially and subsequently, and the methodology and significant assumptions used to value such servicing.",
        "label": "Transfers and Servicing of Financial Assets, Policy [Policy Text Block]",
        "terseLabel": "Transfers of Financial Assets"
       }
      }
     },
     "localname": "TransfersAndServicingOfFinancialAssetsPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_TransfersAndServicingOfFinancialAssetsServicingOfFinancialAssetsPolicy": {
     "auth_ref": [
      "r144",
      "r759",
      "r760",
      "r765"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for servicing assets and liabilities including, but not necessarily limited to: (a) how a servicing asset or servicing liability is initially recognized and measured, (b) management's basis for determining its classes of servicing assets and servicing liabilities, (c) where contractually specified fees, late fees or ancillary fees are reported in the statement of income, (d) how the entity subsequently measures each class of servicing assets and servicing liabilities (that is, by using the amortization method or fair value method), and the methodology and significant assumptions used to value such servicing, (e) for those classes subsequently measured using the amortization method, where changes in the carrying amount are reported in the statement of income and how such servicing assets and liabilities are evaluated for impairment, and (f) for those classes subsequently measured at fair value, where changes in the fair value are reported in the statement of income.",
        "label": "Transfers and Servicing of Financial Assets, Servicing of Financial Assets, Policy [Policy Text Block]",
        "terseLabel": "Mortgage Servicing Rights"
       }
      }
     },
     "localname": "TransfersAndServicingOfFinancialAssetsServicingOfFinancialAssetsPolicy",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain": {
     "auth_ref": [
      "r312",
      "r314",
      "r736",
      "r737",
      "r738",
      "r739",
      "r740",
      "r741",
      "r742",
      "r743",
      "r744",
      "r746",
      "r747",
      "r748",
      "r749",
      "r751",
      "r754",
      "r761",
      "r762",
      "r763",
      "r764",
      "r766",
      "r767",
      "r768",
      "r769",
      "r770",
      "r771",
      "r772",
      "r773",
      "r774",
      "r775",
      "r776"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Instrument or contract that imposes a contractual obligation to deliver cash or another financial instrument or to exchange other financial instruments on potentially unfavorable terms and conveys a contractual right to receive cash or another financial instrument or to exchange other financial instruments on potentially favorable terms.",
        "label": "Financial Instruments [Domain]",
        "terseLabel": "Financial Instruments [Domain]"
       }
      }
     },
     "localname": "TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMMITMENTSANDCONTINGENTLIABILITIESDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails",
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSRecurringLevelIIIAssetsDetails",
      "http://mvbbanking.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofMaturitiesDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDerivativeInstrumentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TravelAndEntertainmentExpense": {
     "auth_ref": [
      "r106"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome": {
       "order": 9.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Expenses incurred for travel and entertainment during the period.",
        "label": "Travel and Entertainment Expense",
        "terseLabel": "Travel, entertainment, dues and subscriptions"
       }
      }
     },
     "localname": "TravelAndEntertainmentExpense",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TreasuryStockAcquiredAverageCostPerShare": {
     "auth_ref": [
      "r424"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total cost of shares repurchased divided by the total number of shares repurchased.",
        "label": "Treasury Stock Acquired, Average Cost Per Share",
        "terseLabel": "Average price paid per share (in dollars per share)"
       }
      }
     },
     "localname": "TreasuryStockAcquiredAverageCostPerShare",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOFFERINGSDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_TreasuryStockMember": {
     "auth_ref": [
      "r59",
      "r424"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Shares of an entity that have been repurchased by the entity. This stock has no voting rights and receives no dividends. Note that treasury stock may be recorded at its total cost or separately as par (or stated) value and additional paid in capital. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer.",
        "label": "Treasury Stock [Member]",
        "terseLabel": "Treasury stock"
       }
      }
     },
     "localname": "TreasuryStockMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofChangesinStockholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TreasuryStockShares": {
     "auth_ref": [
      "r59",
      "r424"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.",
        "label": "Treasury Stock, Shares",
        "terseLabel": "Treasury stock, shares (in shares)"
       }
      }
     },
     "localname": "TreasuryStockShares",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_TreasuryStockSharesAcquired": {
     "auth_ref": [
      "r39",
      "r416",
      "r423"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares that have been repurchased during the period and are being held in treasury.",
        "label": "Treasury Stock, Shares, Acquired",
        "terseLabel": "Total number of shares purchased (in shares)"
       }
      }
     },
     "localname": "TreasuryStockSharesAcquired",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOFFERINGSDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_TreasuryStockValue": {
     "auth_ref": [
      "r59",
      "r424",
      "r425"
     ],
     "calculation": {
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets": {
       "order": 6.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.",
        "label": "Treasury Stock, Value",
        "negatedLabel": "Treasury stock - 848,016 and 51,077 shares as of December\u00a031, 2020 and December\u00a031, 2019, respectively, at cost"
       }
      }
     },
     "localname": "TreasuryStockValue",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TreasuryStockValueAcquiredCostMethod": {
     "auth_ref": [
      "r416",
      "r423",
      "r424"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.",
        "label": "Treasury Stock, Value, Acquired, Cost Method",
        "terseLabel": "Value of shares repurchased"
       }
      }
     },
     "localname": "TreasuryStockValueAcquiredCostMethod",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/STOCKOFFERINGSDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock": {
     "auth_ref": [
      "r272",
      "r274"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of financing receivable modified as troubled debt restructuring.",
        "label": "Financing Receivable, Troubled Debt Restructuring [Table Text Block]",
        "terseLabel": "Loans Identified as Troubled Debt Restructuring"
       }
      }
     },
     "localname": "TroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/LOANSANDALLOWANCEFORLOANLOSSESTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_USGovernmentAgenciesDebtSecuritiesMember": {
     "auth_ref": [
      "r468",
      "r834"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Debentures, notes, and other debt securities issued by US government agencies, for example, but not limited to, Government National Mortgage Association (GNMA or Ginnie Mae). Excludes US treasury securities and debt issued by government-sponsored Enterprises (GSEs), for example, but is not limited to, Federal Home Loan Mortgage Corporation (FHLMC or Freddie Mac), Federal National Mortgage Association (FNMA or Fannie Mae), and the Federal Home Loan Bank (FHLB).",
        "label": "US Government Agencies Debt Securities [Member]",
        "terseLabel": "United States government agency securities"
       }
      }
     },
     "localname": "USGovernmentAgenciesDebtSecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember": {
     "auth_ref": [
      "r468",
      "r834"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Debentures, bonds and other debt securities issued by US government sponsored entities (GSEs), for example, but not limited to, Federal Home Loan Mortgage Corporation (FHLMC or Freddie Mac), Federal National Mortgage Association (FNMA or Fannie Mae), and the Federal Home Loan Bank (FHLB). Excludes debt issued by the Government National Mortgage Association (GNMA or Ginnie Mae).",
        "label": "US Government-sponsored Enterprises Debt Securities [Member]",
        "terseLabel": "United States sponsored mortgage-backed securities"
       }
      }
     },
     "localname": "USGovernmentSponsoredEnterprisesDebtSecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails",
      "http://mvbbanking.com/role/INVESTMENTSECURITIESSummaryofUnrealizedLossPositionsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_USStatesAndPoliticalSubdivisionsMember": {
     "auth_ref": [
      "r468",
      "r896"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Bonds or similar securities issued by state, city, or local US governments or the agencies operated by state, city, or local governments. Debt securities issued by state governments may include bond issuances of US state authorities including, for example, but not limited to, housing authorities, dormitory authorities, and general obligations while debt securities issued by political subdivisions of US states would include, for example, debt issuances by county, borough, city, or municipal governments.",
        "label": "US States and Political Subdivisions Debt Securities [Member]",
        "terseLabel": "Municipal securities"
       }
      }
     },
     "localname": "USStatesAndPoliticalSubdivisionsMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/INVESTMENTSECURITIESAvailableforsaleDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_UnrecognizedTaxBenefits": {
     "auth_ref": [
      "r579",
      "r586"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrecognized tax benefits.",
        "label": "Unrecognized Tax Benefits",
        "terseLabel": "Unrecognized tax benefits"
       }
      }
     },
     "localname": "UnrecognizedTaxBenefits",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESOtherNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UnusedLinesOfCreditMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The unused portion of a line of credit that is available to the borrower to withdrawn upon.",
        "label": "Unused lines of Credit [Member]",
        "terseLabel": "Available on lines of credit"
       }
      }
     },
     "localname": "UnusedLinesOfCreditMember",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/COMMITMENTSANDCONTINGENTLIABILITIESDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ValuationTechniqueAxis": {
     "auth_ref": [
      "r679"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by valuation approach and technique.",
        "label": "Valuation Approach and Technique [Axis]",
        "terseLabel": "Valuation Approach and Technique [Axis]"
       }
      }
     },
     "localname": "ValuationTechniqueAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ValuationTechniqueDomain": {
     "auth_ref": [
      "r679"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Valuation approach and technique.",
        "label": "Valuation Approach and Technique [Domain]",
        "terseLabel": "Valuation Approach and Technique [Domain]"
       }
      }
     },
     "localname": "ValuationTechniqueDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/FAIRVALUEMEASUREMENTSQuantitativeInformationAboutLevelIIISignificantUnobservableInputsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_VariableLeaseCost": {
     "auth_ref": [
      "r721",
      "r726"
     ],
     "calculation": {
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseCostsDetails": {
       "order": 5.0,
       "parentTag": "us-gaap_LeaseCost",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.",
        "label": "Variable Lease, Cost",
        "terseLabel": "Variable lease cost"
       }
      }
     },
     "localname": "VariableLeaseCost",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/PREMISESANDEQUIPMENTLeaseCostsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_VariableRateAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of variable rate.",
        "label": "Variable Rate [Axis]",
        "terseLabel": "Variable Rate [Axis]"
       }
      }
     },
     "localname": "VariableRateAxis",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_VariableRateDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest rate that fluctuates over time as a result of an underlying benchmark interest rate or index.",
        "label": "Variable Rate [Domain]",
        "terseLabel": "Variable Rate [Domain]"
       }
      }
     },
     "localname": "VariableRateDomain",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/BORROWEDFUNDSSubordinatedDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding": {
     "auth_ref": [
      "r175",
      "r189"
     ],
     "calculation": {
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.",
        "label": "Weighted Average Number of Shares Outstanding, Diluted",
        "terseLabel": "Weighted average shares outstanding - diluted (in shares)",
        "totalLabel": "Total diluted average shares outstanding (in shares)"
       }
      }
     },
     "localname": "WeightedAverageNumberOfDilutedSharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Diluted [Abstract]",
        "terseLabel": "Denominator:"
       }
      }
     },
     "localname": "WeightedAverageNumberOfSharesOutstandingAbstract",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic": {
     "auth_ref": [
      "r173",
      "r189"
     ],
     "calculation": {
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.",
        "label": "Weighted Average Number of Shares Outstanding, Basic",
        "terseLabel": "Weighted average shares outstanding - basic (in shares)",
        "verboseLabel": "Total average shares outstanding (in shares)"
       }
      }
     },
     "localname": "WeightedAverageNumberOfSharesOutstandingBasic",
     "nsuri": "http://fasb.org/us-gaap/2020-01-31",
     "presentation": [
      "http://mvbbanking.com/role/ConsolidatedStatementsofIncome",
      "http://mvbbanking.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESEarningsPerShareDetails"
     ],
     "xbrltype": "sharesItemType"
    }
   },
   "unitCount": 16
  }
 },
 "std_ref": {
  "r0": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=6359566&loc=d3e326-107755"
  },
  "r1": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-04(Schedule I))",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=120391182&loc=d3e5864-122674"
  },
  "r10": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760"
  },
  "r100": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(b)(4))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r101": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(b)(7)(c))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r102": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(b)(9)(a))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r103": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.1,2)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r104": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.13)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r105": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.18)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r106": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.4)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r107": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.6)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r108": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.7(a))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r109": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "220",
   "URI": "http://asc.fasb.org/topic&trid=2134417"
  },
  "r11": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=d3e1474-107760"
  },
  "r110": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3151-108585"
  },
  "r111": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585"
  },
  "r112": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585"
  },
  "r113": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585"
  },
  "r114": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a),(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585"
  },
  "r115": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585"
  },
  "r116": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585"
  },
  "r117": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585"
  },
  "r118": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585"
  },
  "r119": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585"
  },
  "r12": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721659-107760"
  },
  "r120": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585"
  },
  "r121": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585"
  },
  "r122": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3337-108585"
  },
  "r123": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3367-108585"
  },
  "r124": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "19",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3444-108585"
  },
  "r125": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3461-108585"
  },
  "r126": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21C",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=SL94080552-108585"
  },
  "r127": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21D",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=SL94080555-108585"
  },
  "r128": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "24",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3521-108585"
  },
  "r129": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585"
  },
  "r13": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721663-107760"
  },
  "r130": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585"
  },
  "r131": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585"
  },
  "r132": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585"
  },
  "r133": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585"
  },
  "r134": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585"
  },
  "r135": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3044-108585"
  },
  "r136": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3095-108585"
  },
  "r137": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121586364&loc=d3e3098-108585"
  },
  "r138": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121583591&loc=d3e4273-108586"
  },
  "r139": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121583591&loc=d3e4297-108586"
  },
  "r14": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721665-107760"
  },
  "r140": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121583591&loc=d3e4304-108586"
  },
  "r141": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121583591&loc=d3e4313-108586"
  },
  "r142": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121583591&loc=d3e4332-108586"
  },
  "r143": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=121583591&loc=SL98516268-108586"
  },
  "r144": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=84158767&loc=d3e18780-107790"
  },
  "r145": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=84158767&loc=d3e18823-107790"
  },
  "r146": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(d))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r147": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(e)(1))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r148": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(g)(1)(ii))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r149": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(h))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r15": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721671-107760"
  },
  "r150": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(k)(1))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r151": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08.(e))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r152": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08.(e),(f))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r153": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08.(h)(1)(i))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r154": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08.(k))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r155": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08.(m)(1)(a)(i))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r156": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08.(m)(1))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r157": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08.(n))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r158": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.12-04(a))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690"
  },
  "r159": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "235",
   "URI": "http://asc.fasb.org/topic&trid=2122369"
  },
  "r16": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760"
  },
  "r160": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "23",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=115929471&loc=d3e21914-107793"
  },
  "r161": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "24",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=115929471&loc=d3e21930-107793"
  },
  "r162": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=115929471&loc=d3e21711-107793"
  },
  "r163": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(2)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22499-107794"
  },
  "r164": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(3)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22499-107794"
  },
  "r165": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22694-107794"
  },
  "r166": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22694-107794"
  },
  "r167": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22583-107794"
  },
  "r168": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22595-107794"
  },
  "r169": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22644-107794"
  },
  "r17": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760"
  },
  "r170": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22644-107794"
  },
  "r171": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22658-107794"
  },
  "r172": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22663-107794"
  },
  "r173": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1448-109256"
  },
  "r174": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1377-109256"
  },
  "r175": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1505-109256"
  },
  "r176": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1252-109256"
  },
  "r177": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1707-109256"
  },
  "r178": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "23",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1757-109256"
  },
  "r179": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1500-109256"
  },
  "r18": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760"
  },
  "r180": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1278-109256"
  },
  "r181": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "40",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)(1)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1930-109256"
  },
  "r182": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "40",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1930-109256"
  },
  "r183": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "42",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e2029-109256"
  },
  "r184": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "55",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e2626-109256"
  },
  "r185": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "60B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=SL5780133-109256"
  },
  "r186": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "60B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=SL5780133-109256"
  },
  "r187": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "60B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=SL5780133-109256"
  },
  "r188": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=121326447&loc=d3e1337-109256"
  },
  "r189": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257"
  },
  "r19": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(2)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721675-107760"
  },
  "r190": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257"
  },
  "r191": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=6371337&loc=d3e3630-109257"
  },
  "r192": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=120380238&loc=d3e3842-109258"
  },
  "r193": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "52",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=120380238&loc=d3e4984-109258"
  },
  "r194": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "270",
   "URI": "http://asc.fasb.org/extlink&oid=121640914&loc=d3e1280-108306"
  },
  "r195": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "270",
   "URI": "http://asc.fasb.org/topic&trid=2126967"
  },
  "r196": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=6828210&loc=d3e70191-108054"
  },
  "r197": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=6828210&loc=d3e70229-108054"
  },
  "r198": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=6373374&loc=d3e70434-108055"
  },
  "r199": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055"
  },
  "r2": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222160&loc=d3e1107-107759"
  },
  "r20": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721675-107760"
  },
  "r200": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592"
  },
  "r201": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592"
  },
  "r202": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8657-108599"
  },
  "r203": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8672-108599"
  },
  "r204": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8721-108599"
  },
  "r205": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8721-108599"
  },
  "r206": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r207": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r208": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r209": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r21": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721675-107760"
  },
  "r210": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r211": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r212": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r213": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r214": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(j)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r215": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599"
  },
  "r216": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8813-108599"
  },
  "r217": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8813-108599"
  },
  "r218": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8813-108599"
  },
  "r219": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "26",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8844-108599"
  },
  "r22": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721677-107760"
  },
  "r220": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "29",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8864-108599"
  },
  "r221": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "29",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8864-108599"
  },
  "r222": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "29",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8864-108599"
  },
  "r223": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "29",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8864-108599"
  },
  "r224": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "29",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8864-108599"
  },
  "r225": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "29",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8864-108599"
  },
  "r226": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599"
  },
  "r227": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599"
  },
  "r228": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599"
  },
  "r229": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599"
  },
  "r23": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721683-107760"
  },
  "r230": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599"
  },
  "r231": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "31",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8924-108599"
  },
  "r232": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599"
  },
  "r233": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599"
  },
  "r234": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599"
  },
  "r235": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599"
  },
  "r236": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599"
  },
  "r237": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599"
  },
  "r238": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "34",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e8981-108599"
  },
  "r239": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "40",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e9031-108599"
  },
  "r24": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/subtopic&trid=2122178"
  },
  "r240": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "41",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e9038-108599"
  },
  "r241": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "41",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e9038-108599"
  },
  "r242": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "41",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e9038-108599"
  },
  "r243": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "42",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=120311839&loc=d3e9054-108599"
  },
  "r244": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "280",
   "URI": "http://asc.fasb.org/topic&trid=2134510"
  },
  "r245": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121593590&loc=d3e4647-111522"
  },
  "r246": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522"
  },
  "r247": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121593590&loc=d3e4437-111522"
  },
  "r248": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5162-111524"
  },
  "r249": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524"
  },
  "r25": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=121566466&loc=d3e6676-107765"
  },
  "r250": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524"
  },
  "r251": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524"
  },
  "r252": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524"
  },
  "r253": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(3)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524"
  },
  "r254": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(4)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524"
  },
  "r255": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524"
  },
  "r256": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524"
  },
  "r257": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524"
  },
  "r258": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953550-111524"
  },
  "r259": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953550-111524"
  },
  "r26": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(1))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r260": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(3)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524"
  },
  "r261": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(4)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524"
  },
  "r262": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b,d)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524"
  },
  "r263": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b,d,e)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524"
  },
  "r264": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524"
  },
  "r265": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524"
  },
  "r266": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(3)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524"
  },
  "r267": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524"
  },
  "r268": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5258-111524"
  },
  "r269": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5033-111524"
  },
  "r27": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(12))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r270": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "29",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953659-111524"
  },
  "r271": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5066-111524"
  },
  "r272": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "33",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953676-111524"
  },
  "r273": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "34",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(2)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953682-111524"
  },
  "r274": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "34",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953682-111524"
  },
  "r275": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5074-111524"
  },
  "r276": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5086-111524"
  },
  "r277": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5093-111524"
  },
  "r278": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5111-111524"
  },
  "r279": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5111-111524"
  },
  "r28": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(13))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r280": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5111-111524"
  },
  "r281": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=SL6953401-111524"
  },
  "r282": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121611835&loc=d3e5144-111524"
  },
  "r283": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 4.E)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707"
  },
  "r284": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/subtopic&trid=2196772"
  },
  "r285": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=6378536&loc=d3e10092-111533"
  },
  "r286": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=84159169&loc=d3e10133-111534"
  },
  "r287": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=84159169&loc=d3e10149-111534"
  },
  "r288": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=84159169&loc=d3e10152-111534"
  },
  "r289": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=84159169&loc=d3e10178-111534"
  },
  "r29": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(17))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r290": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "15",
   "SubTopic": "30",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121585399&loc=d3e13503-111538"
  },
  "r291": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(1)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544"
  },
  "r292": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(2)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544"
  },
  "r293": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(3)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544"
  },
  "r294": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "30",
   "Topic": "310",
   "URI": "http://asc.fasb.org/subtopic&trid=2196854"
  },
  "r295": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121585226&loc=d3e18845-111554"
  },
  "r296": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "40",
   "Topic": "310",
   "URI": "http://asc.fasb.org/subtopic&trid=2196892"
  },
  "r297": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121553693&loc=d3e26610-111562"
  },
  "r298": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121553693&loc=d3e26853-111562"
  },
  "r299": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=SL6283291-111563"
  },
  "r3": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222160&loc=SL51721533-107759"
  },
  "r30": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(19)(a))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r300": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563"
  },
  "r301": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(aa)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563"
  },
  "r302": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563"
  },
  "r303": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563"
  },
  "r304": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563"
  },
  "r305": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563"
  },
  "r306": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27198-111563"
  },
  "r307": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27198-111563"
  },
  "r308": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27198-111563"
  },
  "r309": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27198-111563"
  },
  "r31": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(19))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r310": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27198-111563"
  },
  "r311": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(aa)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27232-111563"
  },
  "r312": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27232-111563"
  },
  "r313": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=SL120269820-111563"
  },
  "r314": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=SL120269820-111563"
  },
  "r315": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27290-111563"
  },
  "r316": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(3)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27290-111563"
  },
  "r317": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27290-111563"
  },
  "r318": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27337-111563"
  },
  "r319": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27340-111563"
  },
  "r32": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(2))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r320": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27357-111563"
  },
  "r321": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)-(d)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27357-111563"
  },
  "r322": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=121645371&loc=d3e27357-111563"
  },
  "r323": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "320",
   "URI": "http://asc.fasb.org/topic&trid=2196928"
  },
  "r324": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "321",
   "URI": "http://asc.fasb.org/extlink&oid=120269885&loc=SL75117546-209714"
  },
  "r325": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=109237563&loc=d3e33749-111570"
  },
  "r326": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571"
  },
  "r327": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(2)",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571"
  },
  "r328": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(b)",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571"
  },
  "r329": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571"
  },
  "r33": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(20))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r330": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571"
  },
  "r331": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "740",
   "Subparagraph": "(b)",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=116633289&loc=SL49122993-202985"
  },
  "r332": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "740",
   "Subparagraph": "(d)",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=116633289&loc=SL49122993-202985"
  },
  "r333": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "323",
   "URI": "http://asc.fasb.org/topic&trid=2196965"
  },
  "r334": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121646688&loc=SL121648383-210437"
  },
  "r335": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599878&loc=SL82895884-210446"
  },
  "r336": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919244-210447"
  },
  "r337": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447"
  },
  "r338": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447"
  },
  "r339": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447"
  },
  "r34": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(22))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r340": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447"
  },
  "r341": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(f)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447"
  },
  "r342": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447"
  },
  "r343": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919253-210447"
  },
  "r344": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919258-210447"
  },
  "r345": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919258-210447"
  },
  "r346": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919258-210447"
  },
  "r347": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919258-210447"
  },
  "r348": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919230-210447"
  },
  "r349": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919230-210447"
  },
  "r35": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(26)(a))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r350": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121599337&loc=SL82919232-210447"
  },
  "r351": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121647567&loc=SL82921830-210448"
  },
  "r352": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121647567&loc=SL82921833-210448"
  },
  "r353": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121647567&loc=SL82921835-210448"
  },
  "r354": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121647567&loc=SL82921835-210448"
  },
  "r355": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(d)(2)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121647567&loc=SL82921835-210448"
  },
  "r356": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121647567&loc=SL82921842-210448"
  },
  "r357": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "79",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121647567&loc=SL82922352-210448"
  },
  "r358": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "80",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121647567&loc=SL82922355-210448"
  },
  "r359": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/subtopic&trid=82887181"
  },
  "r36": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(26)(b))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r360": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121558606&loc=SL82898722-210454"
  },
  "r361": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121582814&loc=SL82922888-210455"
  },
  "r362": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)(3)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121582814&loc=SL82922888-210455"
  },
  "r363": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121582814&loc=SL82922888-210455"
  },
  "r364": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121582814&loc=SL82922890-210455"
  },
  "r365": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121582814&loc=SL82922895-210455"
  },
  "r366": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121582814&loc=SL82922900-210455"
  },
  "r367": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=121590138&loc=SL82922954-210456"
  },
  "r368": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/subtopic&trid=82887182"
  },
  "r369": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266"
  },
  "r37": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(27))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r370": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=99380562&loc=d3e13777-109266"
  },
  "r371": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975"
  },
  "r372": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r373": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r374": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r375": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r376": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267"
  },
  "r377": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267"
  },
  "r378": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274"
  },
  "r379": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275"
  },
  "r38": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(28))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r380": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(1)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275"
  },
  "r381": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(d)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275"
  },
  "r382": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275"
  },
  "r383": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r384": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(1)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r385": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(2)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r386": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(3)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r387": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(d)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r388": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16373-109275"
  },
  "r389": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "350",
   "URI": "http://asc.fasb.org/topic&trid=2144416"
  },
  "r39": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(29))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r390": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226348&loc=d3e2599-110228"
  },
  "r391": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226348&loc=d3e2443-110228"
  },
  "r392": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229"
  },
  "r393": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229"
  },
  "r394": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229"
  },
  "r395": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229"
  },
  "r396": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r397": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r398": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r399": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r4": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222160&loc=d3e957-107759"
  },
  "r40": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(3))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r400": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=SL51724579-110230"
  },
  "r401": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "360",
   "URI": "http://asc.fasb.org/topic&trid=2155823"
  },
  "r402": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r403": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.P.4(d))",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747"
  },
  "r404": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "440",
   "URI": "http://asc.fasb.org/extlink&oid=121559207&loc=d3e25336-109308"
  },
  "r405": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "440",
   "URI": "http://asc.fasb.org/extlink&oid=121559207&loc=d3e25336-109308"
  },
  "r406": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "440",
   "URI": "http://asc.fasb.org/topic&trid=2144648"
  },
  "r407": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "450",
   "URI": "http://asc.fasb.org/topic&trid=2127136"
  },
  "r408": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "460",
   "URI": "http://asc.fasb.org/extlink&oid=121555522&loc=d3e12021-110248"
  },
  "r409": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(4)",
   "Topic": "460",
   "URI": "http://asc.fasb.org/extlink&oid=121555522&loc=d3e12069-110248"
  },
  "r41": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30)(a)(1))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r410": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "460",
   "URI": "http://asc.fasb.org/extlink&oid=121596127&loc=d3e12803-110250"
  },
  "r411": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601"
  },
  "r412": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=6802200&loc=SL6230698-112601"
  },
  "r413": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(3)",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870"
  },
  "r414": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "470",
   "URI": "http://asc.fasb.org/topic&trid=2208564"
  },
  "r415": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21564-112644"
  },
  "r416": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644"
  },
  "r417": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644"
  },
  "r418": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21484-112644"
  },
  "r419": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21488-112644"
  },
  "r42": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30)(a)(3))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r420": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21506-112644"
  },
  "r421": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21521-112644"
  },
  "r422": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21538-112644"
  },
  "r423": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.3-04)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770"
  },
  "r424": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655"
  },
  "r425": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=6405834&loc=d3e23315-112656"
  },
  "r426": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "505",
   "URI": "http://asc.fasb.org/topic&trid=2208762"
  },
  "r427": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130561-203045"
  },
  "r428": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130563-203045"
  },
  "r429": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130563-203045"
  },
  "r43": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30)(a)(4))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r430": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "19",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130564-203045"
  },
  "r431": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130566-203045"
  },
  "r432": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130566-203045"
  },
  "r433": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130566-203045"
  },
  "r434": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130566-203045"
  },
  "r435": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130543-203045"
  },
  "r436": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045"
  },
  "r437": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121551570&loc=SL49130690-203046-203046"
  },
  "r438": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=121551570&loc=SL49130690-203046-203046"
  },
  "r439": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "606",
   "URI": "http://asc.fasb.org/topic&trid=49130388"
  },
  "r44": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r440": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "15",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "712",
   "URI": "http://asc.fasb.org/extlink&oid=6410066&loc=d3e79218-111664"
  },
  "r441": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "15",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "712",
   "URI": "http://asc.fasb.org/extlink&oid=6410066&loc=d3e79218-111664"
  },
  "r442": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=109237824&loc=d3e1703-114919"
  },
  "r443": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=109237824&loc=d3e1731-114919"
  },
  "r444": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=109237824&loc=SL108413299-114919"
  },
  "r445": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r446": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(1)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r447": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(10)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r448": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(2)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r449": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(3)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r45": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(31))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r450": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(4)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r451": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(5)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r452": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(6)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r453": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(7)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r454": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(8)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r455": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(9)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r456": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(b)(c)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r457": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r458": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(1)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r459": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r46": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(32))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r460": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(3)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r461": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(4)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r462": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(5)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r463": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(6)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r464": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(7)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r465": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(8)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r466": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r467": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(i)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r468": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(ii)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r469": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iii)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r47": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.1)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r470": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(01)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r471": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r472": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)(A)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r473": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)(B)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r474": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)(C)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r475": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(03)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r476": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r477": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(f)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r478": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(g)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r479": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r48": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.12)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r480": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(1)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r481": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(2)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r482": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(3)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r483": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(4)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r484": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(5)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r485": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(6)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r486": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(7)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r487": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(i)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r488": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(j)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r489": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(k)(1)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r49": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.13(a))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r490": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(k)(3)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r491": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(k)(4)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r492": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(l)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r493": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(n)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r494": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(o)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r495": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(p)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r496": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(q)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r497": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(r)(1)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r498": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(r)(2)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r499": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(s)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r5": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222160&loc=SL51721523-107759"
  },
  "r50": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.14)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r500": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920"
  },
  "r501": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2410-114920"
  },
  "r502": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2417-114920"
  },
  "r503": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2439-114920"
  },
  "r504": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r505": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(1)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r506": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(2)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r507": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(3)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r508": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(4)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r509": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(5)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r51": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19(a))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r510": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(6)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r511": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(7)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r512": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920"
  },
  "r513": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2919-114920"
  },
  "r514": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118257860&loc=d3e4179-114921"
  },
  "r515": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=118257860&loc=d3e4587-114921"
  },
  "r516": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=21916913&loc=d3e273930-122802"
  },
  "r517": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "60",
   "Subparagraph": "(c)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=6414203&loc=d3e39689-114964"
  },
  "r518": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "60",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=6414203&loc=d3e39716-114964"
  },
  "r519": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "70",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942"
  },
  "r52": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19(b))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r520": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "80",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=29639808&loc=d3e29008-114946"
  },
  "r521": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947"
  },
  "r522": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947"
  },
  "r523": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(c)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947"
  },
  "r524": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947"
  },
  "r525": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(d)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947"
  },
  "r526": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450673-114947"
  },
  "r527": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450673-114947"
  },
  "r528": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(c)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450673-114947"
  },
  "r529": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450691-114947"
  },
  "r53": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r530": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "80",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=35742348&loc=SL14450788-114948"
  },
  "r531": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "715",
   "URI": "http://asc.fasb.org/topic&trid=2235017"
  },
  "r532": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "10",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=121326096&loc=d3e4534-113899"
  },
  "r533": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901"
  },
  "r534": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901"
  },
  "r535": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901"
  },
  "r536": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r537": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r538": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(3)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r539": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a),(g)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r54": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19-26)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r540": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b),(f)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r541": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r542": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r543": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(i)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r544": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(i)-(ii)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r545": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iii)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r546": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iv)(2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r547": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iv)(3)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r548": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iv)(4)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r549": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r55": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.20)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r550": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(i)-(ii)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r551": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r552": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r553": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(3)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r554": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r555": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r556": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)(2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r557": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r558": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r559": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r56": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.22 (b))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r560": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)(i)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r561": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)(ii)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r562": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)(iii)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r563": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)(iv)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r564": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r565": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r566": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)(1)(i)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r567": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(i)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r568": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r569": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=SL79508275-113901"
  },
  "r57": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.22(a)(1))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r570": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333"
  },
  "r571": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(f)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333"
  },
  "r572": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333"
  },
  "r573": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(g)(2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333"
  },
  "r574": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 14.D.2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809"
  },
  "r575": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 14.F)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809"
  },
  "r576": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120383193&loc=d3e11149-113907"
  },
  "r577": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120383193&loc=d3e11178-113907"
  },
  "r578": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "718",
   "URI": "http://asc.fasb.org/topic&trid=2228938"
  },
  "r579": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=120406818&loc=SL37586934-109318"
  },
  "r58": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.22)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r580": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=120406818&loc=d3e32247-109318"
  },
  "r581": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=120406818&loc=d3e32280-109318"
  },
  "r582": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=120406818&loc=d3e31931-109318"
  },
  "r583": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32672-109319"
  },
  "r584": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319"
  },
  "r585": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32705-109319"
  },
  "r586": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319"
  },
  "r587": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32809-109319"
  },
  "r588": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "19",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32840-109319"
  },
  "r589": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319"
  },
  "r59": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.29,30)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r590": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319"
  },
  "r591": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319"
  },
  "r592": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319"
  },
  "r593": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32847-109319"
  },
  "r594": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32857-109319"
  },
  "r595": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32621-109319"
  },
  "r596": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32632-109319"
  },
  "r597": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319"
  },
  "r598": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319"
  },
  "r599": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319"
  },
  "r6": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222160&loc=SL51721525-107759"
  },
  "r60": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.29-30)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r600": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)(2)",
   "Topic": "740"
  },
  "r601": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)(3)",
   "Topic": "740"
  },
  "r602": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB TOPIC 6.I.5.Q1)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817"
  },
  "r603": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB TOPIC 6.I.7)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817"
  },
  "r604": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 6.I.7)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817"
  },
  "r605": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 6.I.Fact.1)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817"
  },
  "r606": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 6.I.Fact.2)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817"
  },
  "r607": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 6.I.Fact.4)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817"
  },
  "r608": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 11.C)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330215-122817"
  },
  "r609": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=120385591&loc=d3e38679-109324"
  },
  "r61": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.29-31)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r610": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=120385591&loc=d3e38679-109324"
  },
  "r611": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=120385818&loc=d3e40084-109325"
  },
  "r612": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "270",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=109227538&loc=d3e44648-109337"
  },
  "r613": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "270",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=6424409&loc=d3e44925-109338"
  },
  "r614": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=6424122&loc=d3e41874-109331"
  },
  "r615": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "740",
   "URI": "http://asc.fasb.org/topic&trid=2144680"
  },
  "r616": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "05",
   "SubTopic": "10",
   "Subparagraph": "(a)-(d)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=6909625&loc=d3e227-128457"
  },
  "r617": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "23",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "10",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=116868678&loc=d3e1043-128460"
  },
  "r618": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)(1)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463"
  },
  "r619": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)(2)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463"
  },
  "r62": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.3,4)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r620": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)(3)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463"
  },
  "r621": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)(4)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463"
  },
  "r622": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463"
  },
  "r623": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=79982066&loc=d3e1486-128463"
  },
  "r624": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "37",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=121600890&loc=d3e2207-128464"
  },
  "r625": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472"
  },
  "r626": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472"
  },
  "r627": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=121647850&loc=SL65897772-128472"
  },
  "r628": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=121598580&loc=d3e5263-128473"
  },
  "r629": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=121598580&loc=d3e5263-128473"
  },
  "r63": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.8)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r630": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=121598580&loc=d3e5333-128473"
  },
  "r631": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=121598580&loc=d3e5333-128473"
  },
  "r632": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "30",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=6911189&loc=d3e6387-128476"
  },
  "r633": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "30",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=6911189&loc=d3e6393-128476"
  },
  "r634": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "30",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=6911189&loc=d3e6396-128476"
  },
  "r635": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "30",
   "SubTopic": "30",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=116859721&loc=d3e6527-128477"
  },
  "r636": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "30",
   "SubTopic": "30",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=116859721&loc=d3e6571-128477"
  },
  "r637": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "30",
   "SubTopic": "30",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=116859721&loc=d3e6578-128477"
  },
  "r638": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "30",
   "SubTopic": "30",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=116859721&loc=d3e6613-128477"
  },
  "r639": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479"
  },
  "r64": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX210.5-02(13))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r640": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(f)(1)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479"
  },
  "r641": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "740",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=121554379&loc=d3e9972-128506"
  },
  "r642": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "740",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=121554379&loc=d3e9979-128506"
  },
  "r643": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "805",
   "URI": "http://asc.fasb.org/topic&trid=2303972"
  },
  "r644": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "15",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=116873149&loc=d3e923-111674"
  },
  "r645": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=d3e5283-111683"
  },
  "r646": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=SL4613673-111683"
  },
  "r647": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "19",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=SL4569616-111683"
  },
  "r648": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=SL4569643-111683"
  },
  "r649": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=116870748&loc=SL6758485-165988"
  },
  "r65": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=49176635&loc=d3e9760-107771"
  },
  "r650": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=116870748&loc=SL6758485-165988"
  },
  "r651": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(3)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r652": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c),(3)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r653": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bb)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=121559654&loc=d3e5710-111685"
  },
  "r654": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=121559654&loc=d3e5710-111685"
  },
  "r655": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.E)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=120398118&loc=d3e355146-122828"
  },
  "r656": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=SL5579240-113959"
  },
  "r657": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=SL5579245-113959"
  },
  "r658": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=SL5579245-113959"
  },
  "r659": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=SL5579245-113959"
  },
  "r66": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312"
  },
  "r660": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=SL5580258-113959"
  },
  "r661": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)(i)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=d3e41620-113959"
  },
  "r662": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=d3e41620-113959"
  },
  "r663": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=d3e41638-113959"
  },
  "r664": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=SL5618551-113959"
  },
  "r665": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=SL5624163-113959"
  },
  "r666": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=SL5624171-113959"
  },
  "r667": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4CCC",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=SL109998896-113959"
  },
  "r668": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=SL5624177-113959"
  },
  "r669": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=SL5624177-113959"
  },
  "r67": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313"
  },
  "r670": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4K",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(4)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=SL5708775-113959"
  },
  "r671": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=d3e41641-113959"
  },
  "r672": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=d3e41675-113959"
  },
  "r673": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121590274&loc=d3e41678-113959"
  },
  "r674": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6A",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "20",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121607252&loc=SL5864739-113975"
  },
  "r675": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "25",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=121577467&loc=d3e76258-113986"
  },
  "r676": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r677": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r678": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bb)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r679": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r68": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669646-108580"
  },
  "r680": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)(1)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r681": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)(2)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r682": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r683": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r684": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1a)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r685": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r686": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r687": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258"
  },
  "r688": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19279-110258"
  },
  "r689": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=SL6742756-110258"
  },
  "r69": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669646-108580"
  },
  "r690": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=SL6742756-110258"
  },
  "r691": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=99377092&loc=SL75136599-209740"
  },
  "r692": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=116690757&loc=d3e13220-108610"
  },
  "r693": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=121572278&loc=d3e13433-108611"
  },
  "r694": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=121572278&loc=d3e13467-108611"
  },
  "r695": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=121572278&loc=d3e13476-108611"
  },
  "r696": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=121572278&loc=d3e13531-108611"
  },
  "r697": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=121572278&loc=d3e13537-108611"
  },
  "r698": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=75031198&loc=d3e14064-108612"
  },
  "r699": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "230",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=98513438&loc=d3e33268-110906"
  },
  "r7": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222160&loc=d3e1012-107759"
  },
  "r70": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669646-108580"
  },
  "r700": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32136-110900"
  },
  "r701": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r702": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(b)",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r703": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(c)",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r704": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(d)",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r705": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r706": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901"
  },
  "r707": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=6450520&loc=d3e32618-110901"
  },
  "r708": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391"
  },
  "r709": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=119993939&loc=d3e28541-108399"
  },
  "r71": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(i),(j),(k)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669646-108580"
  },
  "r710": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399"
  },
  "r711": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=119993939&loc=d3e28555-108399"
  },
  "r712": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400"
  },
  "r713": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "840",
   "URI": "http://asc.fasb.org/extlink&oid=121616839&loc=d3e45280-112737"
  },
  "r714": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977"
  },
  "r715": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977"
  },
  "r716": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=121603541&loc=SL77918631-209977"
  },
  "r717": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=121603541&loc=SL77918638-209977"
  },
  "r718": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980"
  },
  "r719": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980"
  },
  "r72": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669646-108580"
  },
  "r720": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980"
  },
  "r721": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980"
  },
  "r722": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(g)(3)",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980"
  },
  "r723": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(g)(4)",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980"
  },
  "r724": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980"
  },
  "r725": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980"
  },
  "r726": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "53",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=121568110&loc=SL77918982-209971"
  },
  "r727": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "850",
   "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864"
  },
  "r728": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "850",
   "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864"
  },
  "r729": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "850",
   "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864"
  },
  "r73": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=d3e637-108580"
  },
  "r730": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "850",
   "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39599-107864"
  },
  "r731": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "850",
   "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39691-107864"
  },
  "r732": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "850",
   "URI": "http://asc.fasb.org/topic&trid=2122745"
  },
  "r733": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "855",
   "URI": "http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662"
  },
  "r734": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "855",
   "URI": "http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662"
  },
  "r735": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "855",
   "URI": "http://asc.fasb.org/topic&trid=2122774"
  },
  "r736": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)(i)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r737": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)(ii)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r738": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r739": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r74": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=d3e640-108580"
  },
  "r740": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r741": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r742": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r743": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r744": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r745": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719"
  },
  "r746": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719"
  },
  "r747": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719"
  },
  "r748": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719"
  },
  "r749": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719"
  },
  "r75": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=d3e681-108580"
  },
  "r750": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107425-111719"
  },
  "r751": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=66007379&loc=d3e113888-111728"
  },
  "r752": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729"
  },
  "r753": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)(1)(i)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729"
  },
  "r754": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=109249958&loc=SL34722452-111729"
  },
  "r755": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "50",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=6469459&loc=d3e122492-111745"
  },
  "r756": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "50",
   "Subparagraph": "(a)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745"
  },
  "r757": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "50",
   "Subparagraph": "(b)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745"
  },
  "r758": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122596-111746"
  },
  "r759": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a),(c)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122596-111746"
  },
  "r76": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669686-108580"
  },
  "r760": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746"
  },
  "r761": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746"
  },
  "r762": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746"
  },
  "r763": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746"
  },
  "r764": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(4)(i)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746"
  },
  "r765": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r766": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r767": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r768": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r769": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(4)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r77": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=d3e689-108580"
  },
  "r770": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(5)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r771": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(6)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r772": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(7)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r773": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(b)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r774": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(e)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r775": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(e)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r776": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(e)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746"
  },
  "r777": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "910",
   "URI": "http://asc.fasb.org/extlink&oid=119991564&loc=SL119991595-234733"
  },
  "r778": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 11.L)",
   "Topic": "924",
   "URI": "http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856"
  },
  "r779": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "926",
   "URI": "http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959"
  },
  "r78": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL34724391-108580"
  },
  "r780": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "340",
   "Topic": "928",
   "URI": "http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004"
  },
  "r781": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "20",
   "Topic": "940",
   "URI": "http://asc.fasb.org/extlink&oid=68072869&loc=d3e41242-110953"
  },
  "r782": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "320",
   "Topic": "940",
   "URI": "http://asc.fasb.org/subtopic&trid=2176304"
  },
  "r783": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "210",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117340910&loc=d3e59706-112781"
  },
  "r784": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(1))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r785": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(10)(1))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r786": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(10))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r787": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(11))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r788": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(13))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r789": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(15)(2))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r79": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL34724394-108580"
  },
  "r790": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(15))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r791": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(16))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r792": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(23))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r793": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(6))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r794": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(7)(2))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r795": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(7)(e)(1)(i))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r796": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(7))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r797": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.12)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r798": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.13(1))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r799": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.13(3)(a))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r8": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760"
  },
  "r80": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669619-108580"
  },
  "r800": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.15(5))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r801": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.15)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r802": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.16)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r803": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.2)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r804": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.7(e))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r805": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(19))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r806": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(11))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r807": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(13)(f))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r808": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(13)(g))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r809": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(13))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r81": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669619-108580"
  },
  "r810": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(15))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r811": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(20))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r812": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(22))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r813": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(23))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r814": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(26))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r815": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(27))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r816": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.1)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r817": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.1-5)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r818": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.10)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r819": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.11)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r82": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669619-108580"
  },
  "r820": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.12)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r821": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.13(c),(d))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r822": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.13(h))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r823": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.13)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r824": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.14(b))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r825": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.14)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r826": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.2)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r827": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.4)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r828": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.6)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r829": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.7)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r83": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669625-108580"
  },
  "r830": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.8)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r831": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.9)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r832": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "230",
   "Subparagraph": "(b)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=121551529&loc=d3e60009-112784"
  },
  "r833": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "235",
   "Subparagraph": "(SX 210.9-05(b)(2))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399901&loc=d3e537907-122884"
  },
  "r834": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Subparagraph": "(b)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120252992&loc=d3e62557-112803"
  },
  "r835": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120252992&loc=d3e62557-112803"
  },
  "r836": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120252992&loc=d3e62586-112803"
  },
  "r837": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Subparagraph": "(a)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120252992&loc=SL120269850-112803"
  },
  "r838": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Subparagraph": "(b)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120252992&loc=SL120269850-112803"
  },
  "r839": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Subparagraph": "(c)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120252992&loc=SL120269850-112803"
  },
  "r84": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=SL7669625-108580"
  },
  "r840": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Subparagraph": "(d)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120252992&loc=SL120269850-112803"
  },
  "r841": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120252992&loc=d3e62652-112803"
  },
  "r842": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "320",
   "Topic": "942",
   "URI": "http://asc.fasb.org/subtopic&trid=2209399"
  },
  "r843": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "325",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=75031641&loc=d3e63345-112809"
  },
  "r844": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "405",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6957935&loc=d3e64057-112817"
  },
  "r845": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "405",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=116652737&loc=d3e64164-112818"
  },
  "r846": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "470",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822"
  },
  "r847": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "470",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=75038535&loc=d3e64684-112823"
  },
  "r848": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "470",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=75038535&loc=d3e64702-112823"
  },
  "r849": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "470",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823"
  },
  "r85": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121641772&loc=d3e557-108580"
  },
  "r850": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Subparagraph": "(a)(1)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826"
  },
  "r851": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Subparagraph": "(a)(2)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826"
  },
  "r852": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Subparagraph": "(b)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826"
  },
  "r853": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Subparagraph": "(c)(1)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826"
  },
  "r854": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Subparagraph": "(c)(2)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826"
  },
  "r855": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Subparagraph": "(e)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826"
  },
  "r856": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958569-112826"
  },
  "r857": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958570-112826"
  },
  "r858": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958573-112826"
  },
  "r859": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1F",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958575-112826"
  },
  "r86": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=116657188&loc=SL116659661-227067"
  },
  "r860": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(15)(b)(2))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r861": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(16))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r862": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(1)(b))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r863": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(10))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r864": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(12))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r865": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(15))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r866": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(16)(a)(1))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r867": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(16))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r868": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(23)(a)(3))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r869": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(23)(a)(4))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r87": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=121640130&loc=d3e1436-108581"
  },
  "r870": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(25))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r871": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03.15(a))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r872": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(10))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r873": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(11))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r874": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(12))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r875": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(18))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r876": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(19))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r877": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(22))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r878": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(23))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r879": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(3)(a))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r88": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(1)(e))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868656-224227"
  },
  "r880": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(3)(d))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r881": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(4))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r882": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(8))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r883": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(9))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r884": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04.3(a))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r885": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04.4)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r886": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4H",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=116884468&loc=SL65671331-158438"
  },
  "r887": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(d)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121643868&loc=SL117782755-158439"
  },
  "r888": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13H",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "40",
   "Subparagraph": "(b)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121639165&loc=SL117783719-158441"
  },
  "r889": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "29F",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "40",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121639165&loc=SL117819544-158441"
  },
  "r89": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(13))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868656-224227"
  },
  "r890": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(e)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641"
  },
  "r891": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(f)(1)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641"
  },
  "r892": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(f)(2)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641"
  },
  "r893": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(g)(2)(i)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641"
  },
  "r894": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(g)(2)(ii)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641"
  },
  "r895": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(h)(2)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121370832&loc=SL117420844-207641"
  },
  "r896": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(e)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=121641442&loc=d3e19393-158473"
  },
  "r897": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "825",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=99380617&loc=SL75241803-196195"
  },
  "r898": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=66023616&loc=SL35737432-115832"
  },
  "r899": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "210",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=118262064&loc=SL116631418-115840"
  },
  "r9": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760"
  },
  "r90": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(210.5-03(11))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r900": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "210",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=118262064&loc=SL116631419-115840"
  },
  "r901": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "220",
   "Subparagraph": "(k)",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=118262090&loc=SL114874205-224268"
  },
  "r902": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.6-07.2(a),(b),(c),(d))",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=120401555&loc=SL114874292-224272"
  },
  "r903": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-12)",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611133-123010"
  },
  "r904": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-12B)",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611197-123010"
  },
  "r905": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5D",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-13D)",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=SL120429264-123010"
  },
  "r906": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-14)",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611322-123010"
  },
  "r907": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-15(Column B))",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611379-123010"
  },
  "r908": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-15(Column C))",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611379-123010"
  },
  "r909": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-15(Column D))",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=120401592&loc=d3e611379-123010"
  },
  "r91": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(10))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r910": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "320",
   "Topic": "946",
   "URI": "http://asc.fasb.org/subtopic&trid=2324412"
  },
  "r911": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "948",
   "URI": "http://asc.fasb.org/extlink&oid=6490092&loc=d3e47080-110998"
  },
  "r912": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "948",
   "URI": "http://asc.fasb.org/extlink&oid=6490092&loc=d3e47304-110998"
  },
  "r913": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "310",
   "Topic": "948",
   "URI": "http://asc.fasb.org/extlink&oid=120238483&loc=d3e48678-111004"
  },
  "r914": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "310",
   "Subparagraph": "(SX 210.12-29(Footnote 4))",
   "Topic": "948",
   "URI": "http://asc.fasb.org/extlink&oid=120402547&loc=d3e617274-123014"
  },
  "r915": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "740",
   "Topic": "954",
   "URI": "http://asc.fasb.org/extlink&oid=6491622&loc=d3e9504-115650"
  },
  "r916": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "360",
   "Subparagraph": "(d)",
   "Topic": "958",
   "URI": "http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916"
  },
  "r917": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "360",
   "Topic": "958",
   "URI": "http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916"
  },
  "r918": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "360",
   "Topic": "958",
   "URI": "http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916"
  },
  "r919": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column B))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r92": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(12))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r920": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column C))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r921": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column D))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r922": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column E))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r923": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column F))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r924": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column G))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r925": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column H))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r926": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column I))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r927": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Footnote 2))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r928": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Footnote 4))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r929": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b"
  },
  "r93": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(14))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r930": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b-23"
  },
  "r931": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "d1-1"
  },
  "r932": {
   "Name": "Form 10-K",
   "Number": "249",
   "Publisher": "SEC",
   "Section": "310"
  },
  "r933": {
   "Name": "Form 20-F",
   "Number": "249",
   "Publisher": "SEC",
   "Section": "220",
   "Subsection": "f"
  },
  "r934": {
   "Name": "Form 40-F",
   "Number": "249",
   "Publisher": "SEC",
   "Section": "240",
   "Subsection": "f"
  },
  "r935": {
   "Name": "Forms 10-K, 10-Q, 20-F",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "13",
   "Subsection": "a-1"
  },
  "r936": {
   "Name": "Industry Guide",
   "Number": "3",
   "Paragraph": "D-E",
   "Publisher": "SEC",
   "Section": "V"
  },
  "r937": {
   "Name": "Regulation 12B",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b-2"
  },
  "r938": {
   "Name": "Regulation S-T",
   "Number": "232",
   "Publisher": "SEC",
   "Section": "405"
  },
  "r939": {
   "Footnote": "2",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28"
  },
  "r94": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(20))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r940": {
   "Footnote": "4",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28"
  },
  "r941": {
   "Footnote": "4",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "29"
  },
  "r942": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "04"
  },
  "r943": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "a",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "04"
  },
  "r944": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "i",
   "Publisher": "SEC",
   "Section": "3",
   "Subsection": "10"
  },
  "r95": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(21))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r96": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(24))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r97": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(25))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r98": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(7)(c))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  },
  "r99": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(9)(a))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227"
  }
 },
 "version": "2.1"
}
