{
 "instance": {
  "usbi-20180331.htm": {
   "axisCustom": 3,
   "axisStandard": 13,
   "contextCount": 468,
   "dts": {
    "calculationLink": {
     "local": [
      "usbi-20180331_cal.xml"
     ]
    },
    "definitionLink": {
     "local": [
      "usbi-20180331_def.xml"
     ]
    },
    "inline": {
     "local": [
      "usbi-20180331.htm"
     ]
    },
    "labelLink": {
     "local": [
      "usbi-20180331_lab.xml"
     ]
    },
    "presentationLink": {
     "local": [
      "usbi-20180331_pre.xml"
     ]
    },
    "schema": {
     "local": [
      "usbi-20180331.xsd"
     ],
     "remote": [
      "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",
      "https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd",
      "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd",
      "https://www.xbrl.org/dtr/type/2020-01-21/types.xsd",
      "https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd",
      "http://www.xbrl.org/2005/xbrldt-2005.xsd",
      "http://www.xbrl.org/2006/ref-2006-02-27.xsd",
      "https://xbrl.fasb.org/us-gaap/2021/elts/us-types-2021-01-31.xsd",
      "https://xbrl.fasb.org/srt/2021/elts/srt-types-2021-01-31.xsd",
      "https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd",
      "https://xbrl.sec.gov/country/2021/country-2021.xsd",
      "https://xbrl.fasb.org/srt/2021/elts/srt-roles-2021-01-31.xsd",
      "https://xbrl.fasb.org/us-gaap/2021/elts/us-roles-2021-01-31.xsd",
      "https://xbrl.sec.gov/dei/2021/dei-2021.xsd",
      "http://www.xbrl.org/lrr/role/net-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd"
     ]
    }
   },
   "elementCount": 385,
   "entityCount": 1,
   "hidden": {
    "http://xbrl.sec.gov/dei/2021": 7,
    "total": 7
   },
   "keyCustom": 43,
   "keyStandard": 290,
   "memberCustom": 46,
   "memberStandard": 17,
   "nsprefix": "fil",
   "nsuri": "http://ubsiinc.com/20180331",
   "report": {
    "R1": {
     "firstAnchor": {
      "ancestors": [
       "b",
       "p",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "document",
     "isDefault": "true",
     "longName": "000010 - Document - Document and Entity Information",
     "role": "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation",
     "shortName": "Document and Entity Information",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "b",
       "p",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R10": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fil:NewAuthoritativeAccountingGuidanceDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000100 - Disclosure - 4. New Authoritative Accounting Guidance",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure4NewAuthoritativeAccountingGuidance",
     "shortName": "4. New Authoritative Accounting Guidance",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fil:NewAuthoritativeAccountingGuidanceDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R11": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InvestmentHoldingsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000110 - Disclosure - 5. Investment Securities",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecurities",
     "shortName": "5. Investment Securities",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InvestmentHoldingsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R12": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AllowanceForCreditLossesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000120 - Disclosure - 6. Loans and Allowance for Loan Losses",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLosses",
     "shortName": "6. Loans and Allowance for Loan Losses",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AllowanceForCreditLossesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R13": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RealEstateOwnedTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000130 - Disclosure - 7. Other Real Estate Owned",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwned",
     "shortName": "7. Other Real Estate Owned",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RealEstateOwnedTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R14": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueMeasurementInputsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000140 - Disclosure - 8. Fair Value",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValue",
     "shortName": "8. Fair Value",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueMeasurementInputsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R15": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000150 - Disclosure - 9. Revenue Recognition",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure9RevenueRecognition",
     "shortName": "9. Revenue Recognition",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R16": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fil:RegulatoryTextTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000160 - Disclosure - 10. Regulatory",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure10Regulatory",
     "shortName": "10. Regulatory",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fil:RegulatoryTextTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R17": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SubstantialDoubtAboutGoingConcernTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000170 - Disclosure - 11. Going Concern",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure11GoingConcern",
     "shortName": "11. Going Concern",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SubstantialDoubtAboutGoingConcernTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R18": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfSubsequentEventsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000180 - Disclosure - 12. Subsequent Events",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure12SubsequentEvents",
     "shortName": "12. Subsequent Events",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfSubsequentEventsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R19": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:UseOfEstimates",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000190 - Disclosure - 1. Summary of Significant Accounting Policies: Management's Use of Estimates (Policies)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesManagementSUseOfEstimatesPolicies",
     "shortName": "1. Summary of Significant Accounting Policies: Management's Use of Estimates (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:UseOfEstimates",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R2": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:CashAndDueFromBanks",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "000020 - Statement - CONSOLIDATED BALANCE SHEETS",
     "role": "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets",
     "shortName": "CONSOLIDATED BALANCE SHEETS",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:CashAndDueFromBanks",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R20": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommitmentsAndContingenciesPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000200 - Disclosure - 1. Summary of Significant Accounting Policies: Commitments and Contingencies, Policy (Policies)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesCommitmentsAndContingenciesPolicyPolicies",
     "shortName": "1. Summary of Significant Accounting Policies: Commitments and Contingencies, Policy (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommitmentsAndContingenciesPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R21": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fil:LoansHeldForSalePolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000210 - Disclosure - 1. Summary of Significant Accounting Policies: Loans Held For Sale (Policies)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesLoansHeldForSalePolicies",
     "shortName": "1. Summary of Significant Accounting Policies: Loans Held For Sale (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fil:LoansHeldForSalePolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R22": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fil:LoansHeldAtFairValuePolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000220 - Disclosure - 1. Summary of Significant Accounting Policies: Loans Held At Fair Value (Policies)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesLoansHeldAtFairValuePolicies",
     "shortName": "1. Summary of Significant Accounting Policies: Loans Held At Fair Value (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fil:LoansHeldAtFairValuePolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R23": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LoanCommitmentsPolicy",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000230 - Disclosure - 1. Summary of Significant Accounting Policies: Loans (Policies)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesLoansPolicies",
     "shortName": "1. Summary of Significant Accounting Policies: Loans (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LoanCommitmentsPolicy",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R24": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LoansAndLeasesReceivableAllowanceForLoanLossesPolicy",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000240 - Disclosure - 1. Summary of Significant Accounting Policies: Allowance For Loan Losses (Policies)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesAllowanceForLoanLossesPolicies",
     "shortName": "1. Summary of Significant Accounting Policies: Allowance For Loan Losses (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LoansAndLeasesReceivableAllowanceForLoanLossesPolicy",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R25": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LoansAndLeasesReceivablePastDueStatusPolicy",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000250 - Disclosure - 1. Summary of Significant Accounting Policies: Non-accrual and Past Due Loans. (Policies)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesNonAccrualAndPastDueLoansPolicies",
     "shortName": "1. Summary of Significant Accounting Policies: Non-accrual and Past Due Loans. (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LoansAndLeasesReceivablePastDueStatusPolicy",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R26": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000260 - Disclosure - 1. Summary of Significant Accounting Policies: Income Taxes (Policies)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesIncomeTaxesPolicies",
     "shortName": "1. Summary of Significant Accounting Policies: Income Taxes (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R27": {
     "firstAnchor": {
      "ancestors": [
       "fil:NewAuthoritativeAccountingGuidanceDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NewAccountingPronouncementsPolicyPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000270 - Disclosure - 4. New Authoritative Accounting Guidance: New Accounting Pronouncements, Policy (Policies)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure4NewAuthoritativeAccountingGuidanceNewAccountingPronouncementsPolicyPolicies",
     "shortName": "4. New Authoritative Accounting Guidance: New Accounting Pronouncements, Policy (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "fil:NewAuthoritativeAccountingGuidanceDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NewAccountingPronouncementsPolicyPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R28": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:EarningsPerShareTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000280 - Disclosure - 2. Net Loss Per Share: Schedule of Net Loss per Common Share (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure2NetLossPerShareScheduleOfNetLossPerCommonShareTables",
     "shortName": "2. Net Loss Per Share: Schedule of Net Loss per Common Share (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:EarningsPerShareTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R29": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:ComprehensiveIncomeNoteTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfComprehensiveIncomeLossTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000290 - Disclosure - 3.Changes in Accumulated Other Comprehensive Loss: Schedule of Components of Other Comprehensive Loss (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure3ChangesInAccumulatedOtherComprehensiveLossScheduleOfComponentsOfOtherComprehensiveLossTables",
     "shortName": "3.Changes in Accumulated Other Comprehensive Loss: Schedule of Components of Other Comprehensive Loss (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:ComprehensiveIncomeNoteTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfComprehensiveIncomeLossTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R3": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:CommonStockParOrStatedValuePerShare",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E17",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:CommonStockParOrStatedValuePerShare",
      "reportCount": 1,
      "unique": true,
      "unitRef": "UsdPerShare",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "000030 - Statement - CONSOLIDATED BALANCE SHEETS - Parenthetical",
     "role": "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical",
     "shortName": "CONSOLIDATED BALANCE SHEETS - Parenthetical",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:CommonStockParOrStatedValuePerShare",
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E17",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:CommonStockParOrStatedValuePerShare",
      "reportCount": 1,
      "unique": true,
      "unitRef": "UsdPerShare",
      "xsiNil": "false"
     }
    },
    "R30": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:InvestmentHoldingsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000300 - Disclosure - 5. Investment Securities: Schedule of Available-for-sale Securities Reconciliation (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationTables",
     "shortName": "5. Investment Securities: Schedule of Available-for-sale Securities Reconciliation (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:InvestmentHoldingsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R31": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:InvestmentHoldingsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InvestmentsClassifiedByContractualMaturityDateTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000310 - Disclosure - 5. Investment Securities: Schedule of Investments Classified by Contractual Maturity Date (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateTables",
     "shortName": "5. Investment Securities: Schedule of Investments Classified by Contractual Maturity Date (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:InvestmentHoldingsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InvestmentsClassifiedByContractualMaturityDateTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R32": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000320 - Disclosure - 5. Investment Securities: Schedule of Continuous Unrealized Loss Positions on Held-To-Maturity Investments (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsTables",
     "shortName": "5. Investment Securities: Schedule of Continuous Unrealized Loss Positions on Held-To-Maturity Investments (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R33": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000330 - Disclosure - 6. Loans and Allowance for Loan Losses: Schedule of Accounts, Notes, Loans and Financing Receivable (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAccountsNotesLoansAndFinancingReceivableTables",
     "shortName": "6. Loans and Allowance for Loan Losses: Schedule of Accounts, Notes, Loans and Financing Receivable (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R34": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000340 - Disclosure - 6. Loans and Allowance for Loan Losses: Financing Receivable, Allowance for Credit Loss (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossTables",
     "shortName": "6. Loans and Allowance for Loan Losses: Financing Receivable, Allowance for Credit Loss (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R35": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PastDueFinancingReceivablesTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000350 - Disclosure - 6. Loans and Allowance for Loan Losses: Schedule of Age Analysis of Past Due Loans (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansTables",
     "shortName": "6. Loans and Allowance for Loan Losses: Schedule of Age Analysis of Past Due Loans (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PastDueFinancingReceivablesTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R36": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableCreditQualityIndicatorsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000360 - Disclosure - 6. Loans and Allowance for Loan Losses: Schedule of Bank Loans by Class According to Credit Quality (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityTables",
     "shortName": "6. Loans and Allowance for Loan Losses: Schedule of Bank Loans by Class According to Credit Quality (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableCreditQualityIndicatorsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R37": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ImpairedFinancingReceivablesTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000370 - Disclosure - 6. Loans and Allowance for Loan Losses: Schedule of Impaired Loans (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansTables",
     "shortName": "6. Loans and Allowance for Loan Losses: Schedule of Impaired Loans (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ImpairedFinancingReceivablesTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R38": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OtherRealEstateRollForwardTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000380 - Disclosure - 7. Other Real Estate Owned: Other Real Estate, Roll Forward (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedOtherRealEstateRollForwardTables",
     "shortName": "7. Other Real Estate Owned: Other Real Estate, Roll Forward (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OtherRealEstateRollForwardTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R39": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fil:ScheduleOfComponentsOfOtherRealEstateOwnedTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000390 - Disclosure - 7. Other Real Estate Owned: Schedule of Components Of Other Real Estate Owned (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedScheduleOfComponentsOfOtherRealEstateOwnedTables",
     "shortName": "7. Other Real Estate Owned: Schedule of Components Of Other Real Estate Owned (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fil:ScheduleOfComponentsOfOtherRealEstateOwnedTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R4": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:InterestAndFeeIncomeLoansAndLeases",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "000040 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS",
     "role": "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations",
     "shortName": "CONSOLIDATED STATEMENTS OF OPERATIONS",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:InterestAndFeeIncomeLoansAndLeases",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R40": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fil:ComponentsOfNetExpenseOfOtherRealEstateTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000400 - Disclosure - 7. Other Real Estate Owned: Components Of Net Expense Of Other Real Estate (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateTables",
     "shortName": "7. Other Real Estate Owned: Components Of Net Expense Of Other Real Estate (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fil:ComponentsOfNetExpenseOfOtherRealEstateTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R41": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueAssetsMeasuredOnRecurringBasisTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000410 - Disclosure - 8. Fair Value: Fair Value, Assets Measured on Recurring Basis (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisTables",
     "shortName": "8. Fair Value: Fair Value, Assets Measured on Recurring Basis (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueAssetsMeasuredOnRecurringBasisTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R42": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000420 - Disclosure - 8. Fair Value: Fair Value Measurement Inputs and Valuation Techniques (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesTables",
     "shortName": "8. Fair Value: Fair Value Measurement Inputs and Valuation Techniques (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R43": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueAssetsMeasuredOnNonrecurringBasisTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000430 - Disclosure - 8. Fair Value: Fair Value Measurements, Nonrecurring (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementsNonrecurringTables",
     "shortName": "8. Fair Value: Fair Value Measurements, Nonrecurring (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueAssetsMeasuredOnNonrecurringBasisTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R44": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000440 - Disclosure - 8. Fair Value: Fair Value, by Balance Sheet Grouping (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingTables",
     "shortName": "8. Fair Value: Fair Value, by Balance Sheet Grouping (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R45": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:RevenueFromContractWithCustomerTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InterestAndOtherIncomeTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000450 - Disclosure - 9. Revenue Recognition: Noninterest income, segregated by revenue streams in-scope and out-of-scope of Topic 606 (Tables)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure9RevenueRecognitionNoninterestIncomeSegregatedByRevenueStreamsInScopeAndOutOfScopeOfTopic606Tables",
     "shortName": "9. Revenue Recognition: Noninterest income, segregated by revenue streams in-scope and out-of-scope of Topic 606 (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:RevenueFromContractWithCustomerTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InterestAndOtherIncomeTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R46": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
       "us-gaap:EarningsPerShareTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000460 - Disclosure - 2. Net Loss Per Share: Schedule of Net Loss per Common Share (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure2NetLossPerShareScheduleOfNetLossPerCommonShareDetails",
     "shortName": "2. Net Loss Per Share: Schedule of Net Loss per Common Share (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
       "us-gaap:EarningsPerShareTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R47": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfComprehensiveIncomeLossTableTextBlock",
       "us-gaap:ComprehensiveIncomeNoteTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "fil:OtherComprehensiveIncomeBeforeTaxAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000470 - Disclosure - 3.Changes in Accumulated Other Comprehensive Loss: Schedule of Components of Other Comprehensive Loss (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure3ChangesInAccumulatedOtherComprehensiveLossScheduleOfComponentsOfOtherComprehensiveLossDetails",
     "shortName": "3.Changes in Accumulated Other Comprehensive Loss: Schedule of Components of Other Comprehensive Loss (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfComprehensiveIncomeLossTableTextBlock",
       "us-gaap:ComprehensiveIncomeNoteTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "fil:OtherComprehensiveIncomeBeforeTaxAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R48": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock",
       "us-gaap:InvestmentHoldingsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:AvailableForSaleSecuritiesAmortizedCost",
      "reportCount": 1,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000480 - Disclosure - 5. Investment Securities: Schedule of Available-for-sale Securities Reconciliation (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationDetails",
     "shortName": "5. Investment Securities: Schedule of Available-for-sale Securities Reconciliation (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock",
       "us-gaap:InvestmentHoldingsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "D180331",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:AvailableForSaleSecuritiesGrossUnrealizedGains",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R49": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000490 - Disclosure - 5. Investment Securities: Schedule of Investments Classified by Contractual Maturity Date (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails",
     "shortName": "5. Investment Securities: Schedule of Investments Classified by Contractual Maturity Date (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R5": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E16_StEqComps-SeriesAPrefStock1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:SharesOutstanding",
      "reportCount": 1,
      "unitRef": "Shares",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "000050 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY",
     "role": "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity",
     "shortName": "CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y17Q1_StEqComps-SeriesAPrefStock1",
      "decimals": "128",
      "lang": null,
      "name": "us-gaap:NetIncomeLoss",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R50": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1_MajorTypesOfDebtAndEqSec-UsGovAgenciesDebtSecuriities",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions",
      "reportCount": 1,
      "unique": true,
      "unitRef": "Pure",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000500 - Disclosure - 5. Investment Securities: Schedule of Continuous Unrealized Loss Positions on Held-To-Maturity Investments (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsDetails",
     "shortName": "5. Investment Securities: Schedule of Continuous Unrealized Loss Positions on Held-To-Maturity Investments (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1_MajorTypesOfDebtAndEqSec-UsGovAgenciesDebtSecuriities",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions",
      "reportCount": 1,
      "unique": true,
      "unitRef": "Pure",
      "xsiNil": "false"
     }
    },
    "R51": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "fil:HeldToMaturitySecuritiesPledgedAsCollateral1",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000510 - Disclosure - 5. Investment Securities (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesDetails",
     "shortName": "5. Investment Securities (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "fil:HeldToMaturitySecuritiesPledgedAsCollateral1",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R52": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "fil:LoanReceivableCommercialAndIndustrial",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000520 - Disclosure - 6. Loans and Allowance for Loan Losses: Schedule of Accounts, Notes, Loans and Financing Receivable (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAccountsNotesLoansAndFinancingReceivableDetails",
     "shortName": "6. Loans and Allowance for Loan Losses: Schedule of Accounts, Notes, Loans and Financing Receivable (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "us-gaap:AllowanceForCreditLossesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "fil:LoanReceivableCommercialAndIndustrial",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R53": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:LoansAndLeasesReceivableAllowance",
      "reportCount": 1,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000530 - Disclosure - 6. Loans and Allowance for Loan Losses: Financing Receivable, Allowance for Credit Loss (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails",
     "shortName": "6. Loans and Allowance for Loan Losses: Financing Receivable, Allowance for Credit Loss (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E17_StScenario-Total",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:FinancingReceivableAllowanceForCreditLosses",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R54": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1_StScenario-Thousand",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "fil:PastDueLoans",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000540 - Disclosure - 6. Loans and Allowance for Loan Losses: Schedule of Age Analysis of Past Due Loans (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
     "shortName": "6. Loans and Allowance for Loan Losses: Schedule of Age Analysis of Past Due Loans (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1_StScenario-Thousand",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "fil:PastDueLoans",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R55": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FinancingReceivableCreditQualityIndicatorsTableTextBlock",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1_InternalCreditAssessment-GoodExcellent",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "fil:LoansReceivableGrossCommercialMortgage",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000550 - Disclosure - 6. Loans and Allowance for Loan Losses: Schedule of Bank Loans by Class According to Credit Quality (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
     "shortName": "6. Loans and Allowance for Loan Losses: Schedule of Bank Loans by Class According to Credit Quality (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FinancingReceivableCreditQualityIndicatorsTableTextBlock",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1_InternalCreditAssessment-GoodExcellent",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "fil:LoansReceivableGrossCommercialMortgage",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R56": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1_StScenario-Total",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:ImpairedFinancingReceivableUnpaidPrincipalBalance",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000560 - Disclosure - 6. Loans and Allowance for Loan Losses: Schedule of Impaired Loans (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails",
     "shortName": "6. Loans and Allowance for Loan Losses: Schedule of Impaired Loans (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1_StScenario-Total",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:ImpairedFinancingReceivableUnpaidPrincipalBalance",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R57": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E17",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:OtherRealEstate",
      "reportCount": 1,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000570 - Disclosure - 7. Other Real Estate Owned: Other Real Estate, Roll Forward (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedOtherRealEstateRollForwardDetails",
     "shortName": "7. Other Real Estate Owned: Other Real Estate, Roll Forward (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:OtherRealEstateRollForwardTableTextBlock",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:RealEstateOtherAdditions",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R58": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:OtherRealEstate",
      "reportCount": 1,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000580 - Disclosure - 7. Other Real Estate Owned: Schedule of Components Of Other Real Estate Owned (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedScheduleOfComponentsOfOtherRealEstateOwnedDetails",
     "shortName": "7. Other Real Estate Owned: Schedule of Components Of Other Real Estate Owned (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "fil:ScheduleOfComponentsOfOtherRealEstateOwnedTextBlock",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1_StScenario-Thousand_FvByAssetClass-CmrcRealEst1",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:OtherRealEstate",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R59": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:ProfessionalFees",
      "reportCount": 1,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000590 - Disclosure - 7. Other Real Estate Owned: Components Of Net Expense Of Other Real Estate (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateDetails",
     "shortName": "7. Other Real Estate Owned: Components Of Net Expense Of Other Real Estate (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "fil:ComponentsOfNetExpenseOfOtherRealEstateTextBlock",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1_FvByAssetClass-OtherRealEst1",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:RealEstateInsurance",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R6": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:ProfitLoss",
      "reportCount": 1,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "000060 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS",
     "role": "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows",
     "shortName": "CONSOLIDATED STATEMENTS OF CASH FLOWS",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": "INF",
      "lang": null,
      "name": "us-gaap:AmortizationOfDebtDiscountPremium",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R60": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:LoansHeldForSaleFairValueDisclosure",
      "reportCount": 1,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000600 - Disclosure - 8. Fair Value: Fair Value, Assets Measured on Recurring Basis (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
     "shortName": "8. Fair Value: Fair Value, Assets Measured on Recurring Basis (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueAssetsMeasuredOnRecurringBasisTextBlock",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1_FvHierarchy-Level1_StScenario-Thousand",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:AssetsFairValueDisclosure",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R61": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:LoansReceivableFairValueDisclosure",
      "reportCount": 1,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000610 - Disclosure - 8. Fair Value: Fair Value Measurement Inputs and Valuation Techniques (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails",
     "shortName": "8. Fair Value: Fair Value Measurement Inputs and Valuation Techniques (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1_FinancialInstr-AssetManagement",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R62": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1_FvByAssetClass-ImpairedLoans",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "fil:AssetsFairValueDisclosureNonrecurring",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000620 - Disclosure - 8. Fair Value: Fair Value Measurements, Nonrecurring (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementsNonrecurringDetails",
     "shortName": "8. Fair Value: Fair Value Measurements, Nonrecurring (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1_FvByAssetClass-ImpairedLoans",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "fil:AssetsFairValueDisclosureNonrecurring",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R63": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue",
      "reportCount": 1,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000630 - Disclosure - 8. Fair Value: Fair Value, by Balance Sheet Grouping (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails",
     "shortName": "8. Fair Value: Fair Value, by Balance Sheet Grouping (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1_FvHierarchy-Level1_FvMeasurementBasis-CarryingAmount",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R64": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:InterestAndOtherIncomeTableTextBlock",
       "us-gaap:RevenueFromContractWithCustomerTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "fil:NoninterestIncomeInScopeOfTopic606",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000640 - Disclosure - 9. Revenue Recognition: Noninterest income, segregated by revenue streams in-scope and out-of-scope of Topic 606 (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure9RevenueRecognitionNoninterestIncomeSegregatedByRevenueStreamsInScopeAndOutOfScopeOfTopic606Details",
     "shortName": "9. Revenue Recognition: Noninterest income, segregated by revenue streams in-scope and out-of-scope of Topic 606 (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:InterestAndOtherIncomeTableTextBlock",
       "us-gaap:RevenueFromContractWithCustomerTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "fil:NoninterestIncomeInScopeOfTopic606",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R65": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "us-gaap:SubstantialDoubtAboutGoingConcernTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:TierOneLeverageCapitalToAverageAssets",
      "reportCount": 1,
      "unitRef": "Pure",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000650 - Disclosure - 10. Regulatory (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure10RegulatoryDetails",
     "shortName": "10. Regulatory (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "fil:RegulatoryTextTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "E18Q1_LegalEntity-Bank",
      "decimals": "INF",
      "lang": null,
      "name": "us-gaap:TierOneLeverageCapitalToAverageAssets",
      "reportCount": 1,
      "unique": true,
      "unitRef": "Pure",
      "xsiNil": "false"
     }
    },
    "R66": {
     "firstAnchor": {
      "ancestors": [
       "p",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:NetIncomeLoss",
      "reportCount": 1,
      "unitRef": "USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000660 - Disclosure - 11. Going Concern (Details)",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure11GoingConcernDetails",
     "shortName": "11. Going Concern (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "p",
       "us-gaap:SubstantialDoubtAboutGoingConcernTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y16",
      "decimals": "INF",
      "lang": null,
      "name": "us-gaap:NetIncomeLoss",
      "reportCount": 1,
      "unique": true,
      "unitRef": "USD",
      "xsiNil": "false"
     }
    },
    "R7": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SignificantAccountingPoliciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000070 - Disclosure - 1. Summary of Significant Accounting Policies",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPolicies",
     "shortName": "1. Summary of Significant Accounting Policies",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SignificantAccountingPoliciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R8": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EarningsPerShareTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000080 - Disclosure - 2. Net Loss Per Share",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure2NetLossPerShare",
     "shortName": "2. Net Loss Per Share",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EarningsPerShareTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R9": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ComprehensiveIncomeNoteTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "000090 - Disclosure - 3.Changes in Accumulated Other Comprehensive Loss",
     "role": "http://ubsiinc.com/20180331/role/idr_Disclosure3ChangesInAccumulatedOtherComprehensiveLoss",
     "shortName": "3.Changes in Accumulated Other Comprehensive Loss",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "usbi-20180331.htm",
      "contextRef": "Y18Q1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ComprehensiveIncomeNoteTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    }
   },
   "segmentCount": 65,
   "tag": {
    "dei_AmendmentDescription": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Description of changes contained within amended document.",
        "label": "Amendment Description"
       }
      }
     },
     "localname": "AmendmentDescription",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "stringItemType"
    },
    "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"
       }
      }
     },
     "localname": "AmendmentFlag",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_CityAreaCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Area code of city",
        "label": "City Area Code"
       }
      }
     },
     "localname": "CityAreaCode",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_CurrentFiscalYearEndDate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "End date of current fiscal year in the format --MM-DD.",
        "label": "Fiscal Year End"
       }
      }
     },
     "localname": "CurrentFiscalYearEndDate",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "gMonthDayItemType"
    },
    "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"
       }
      }
     },
     "localname": "DocumentFiscalPeriodFocus",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "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"
       }
      }
     },
     "localname": "DocumentFiscalYearFocus",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "gYearItemType"
    },
    "dei_DocumentPeriodEndDate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period.  The format of the date is YYYY-MM-DD.",
        "label": "Period End date"
       }
      }
     },
     "localname": "DocumentPeriodEndDate",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "dateItemType"
    },
    "dei_DocumentQuarterlyReport": {
     "auth_ref": [
      "r431"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as an quarterly report.",
        "label": "Document Quarterly Report"
       }
      }
     },
     "localname": "DocumentQuarterlyReport",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_DocumentTransitionReport": {
     "auth_ref": [
      "r432"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as a transition report.",
        "label": "Document Transition Report"
       }
      }
     },
     "localname": "DocumentTransitionReport",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "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": "SEC Form"
       }
      }
     },
     "localname": "DocumentType",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "submissionTypeItemType"
    },
    "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"
       }
      }
     },
     "localname": "EntityAddressAddressLine1",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressCityOrTown": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the City or Town",
        "label": "Entity Address, City or Town"
       }
      }
     },
     "localname": "EntityAddressCityOrTown",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressPostalZipCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Code for the postal or zip code",
        "label": "Entity Address, Postal Zip Code"
       }
      }
     },
     "localname": "EntityAddressPostalZipCode",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressStateOrProvince": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the state or province.",
        "label": "Entity Address, State or Province"
       }
      }
     },
     "localname": "EntityAddressStateOrProvince",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "stateOrProvinceItemType"
    },
    "dei_EntityCentralIndexKey": {
     "auth_ref": [
      "r433"
     ],
     "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": "Registrant CIK"
       }
      }
     },
     "localname": "EntityCentralIndexKey",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "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": "Number of common stock shares outstanding"
       }
      }
     },
     "localname": "EntityCommonStockSharesOutstanding",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "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": "Current with reporting"
       }
      }
     },
     "localname": "EntityCurrentReportingStatus",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "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"
       }
      }
     },
     "localname": "EntityDomain",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure10RegulatoryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "dei_EntityEmergingGrowthCompany": {
     "auth_ref": [
      "r433"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate if registrant meets the emerging growth company criteria.",
        "label": "Entity Emerging Growth Company"
       }
      }
     },
     "localname": "EntityEmergingGrowthCompany",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "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"
       }
      }
     },
     "localname": "EntityFileNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "fileNumberItemType"
    },
    "dei_EntityFilerCategory": {
     "auth_ref": [
      "r433"
     ],
     "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": "Filer Category"
       }
      }
     },
     "localname": "EntityFilerCategory",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "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"
       }
      }
     },
     "localname": "EntityIncorporationStateCountryCode",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "edgarStateCountryItemType"
    },
    "dei_EntityInteractiveDataCurrent": {
     "auth_ref": [
      "r448"
     ],
     "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"
       }
      }
     },
     "localname": "EntityInteractiveDataCurrent",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "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": "Public Float"
       }
      }
     },
     "localname": "EntityPublicFloat",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "monetaryItemType"
    },
    "dei_EntityRegistrantName": {
     "auth_ref": [
      "r433"
     ],
     "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": "Registrant Name"
       }
      }
     },
     "localname": "EntityRegistrantName",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityShellCompany": {
     "auth_ref": [
      "r433"
     ],
     "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"
       }
      }
     },
     "localname": "EntityShellCompany",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntitySmallBusiness": {
     "auth_ref": [
      "r433"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicates that the company is a Smaller Reporting Company (SRC).",
        "label": "Entity Small Business"
       }
      }
     },
     "localname": "EntitySmallBusiness",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityTaxIdentificationNumber": {
     "auth_ref": [
      "r433"
     ],
     "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": "Tax Identification Number (TIN)"
       }
      }
     },
     "localname": "EntityTaxIdentificationNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "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": "Voluntary filer"
       }
      }
     },
     "localname": "EntityVoluntaryFilers",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "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": "Well-known Seasoned Issuer"
       }
      }
     },
     "localname": "EntityWellKnownSeasonedIssuer",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_LegalEntityAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The set of legal entities associated with a report.",
        "label": "Legal Entity [Axis]"
       }
      }
     },
     "localname": "LegalEntityAxis",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure10RegulatoryDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "dei_LocalPhoneNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Local phone number for entity.",
        "label": "Local Phone Number"
       }
      }
     },
     "localname": "LocalPhoneNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_TradingSymbol": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Trading symbol of an instrument as listed on an exchange.",
        "label": "Trading Symbol"
       }
      }
     },
     "localname": "TradingSymbol",
     "nsuri": "http://xbrl.sec.gov/dei/2021",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_DocumentDocumentAndEntityInformation"
     ],
     "xbrltype": "tradingSymbolItemType"
    },
    "fil_AssetBasedMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Asset Based, during the indicated time period.",
        "label": "Asset Based"
       }
      }
     },
     "localname": "AssetBasedMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_AssetManagementMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Asset Management, during the indicated time period.",
        "label": "Asset Management"
       }
      }
     },
     "localname": "AssetManagementMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_AssetsFairValueDisclosureNonrecurring": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Assets, Fair Value Disclosure, Nonrecurring, as of the indicated date.",
        "label": "Assets, Fair Value Disclosure, Nonrecurring"
       }
      }
     },
     "localname": "AssetsFairValueDisclosureNonrecurring",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementsNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_AtmFeeIncomeMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the ATM Fee Income, during the indicated time period.",
        "label": "ATM Fee Income"
       }
      }
     },
     "localname": "AtmFeeIncomeMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure9RevenueRecognitionNoninterestIncomeSegregatedByRevenueStreamsInScopeAndOutOfScopeOfTopic606Details"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_BankMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Bank, during the indicated time period.",
        "label": "Bank"
       }
      }
     },
     "localname": "BankMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure10RegulatoryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_CarryingAmountMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Carrying Amount, during the indicated time period.",
        "label": "Carrying Amount"
       }
      }
     },
     "localname": "CarryingAmountMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_CommercialAndIndustrialMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Commercial And Industrial, during the indicated time period.",
        "label": "Commercial And Industrial"
       }
      }
     },
     "localname": "CommercialAndIndustrialMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_CommercialMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Commercial, during the indicated time period.",
        "label": "Commercial"
       }
      }
     },
     "localname": "CommercialMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_CommercialMortgagesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Commercial Mortgages, during the indicated time period.",
        "label": "Commercial Mortgages"
       }
      }
     },
     "localname": "CommercialMortgagesMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_CommercialRealEstate1Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Commercial Real Estate, during the indicated time period.",
        "label": "Commercial Real Estate"
       }
      }
     },
     "localname": "CommercialRealEstate1Member",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedScheduleOfComponentsOfOtherRealEstateOwnedDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_CommercialRealEstatePortfolioSegment1Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Commercial Real Estate Portfolio Segment, during the indicated time period.",
        "label": "Commercial Real Estate Portfolio Segment"
       }
      }
     },
     "localname": "CommercialRealEstatePortfolioSegment1Member",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_ComponentsOfNetExpenseOfOtherRealEstateTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the textual narrative disclosure of Schedule of Components of Net Expense of Other Real Estate Owned, during the indicated time period.",
        "label": "Components Of Net Expense Of Other Real Estate"
       }
      }
     },
     "localname": "ComponentsOfNetExpenseOfOtherRealEstateTextBlock",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fil_ConsumerAndOtherLoansMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Consumer And Other Loans, during the indicated time period.",
        "label": "Consumer And Other Loans"
       }
      }
     },
     "localname": "ConsumerAndOtherLoansMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_ConsumerRealEstateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Consumer Real Estate, during the indicated time period.",
        "label": "Consumer Real Estate"
       }
      }
     },
     "localname": "ConsumerRealEstateMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_CurrentLoans": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Current Loans, as of the indicated date.",
        "label": "Current Loans"
       }
      }
     },
     "localname": "CurrentLoans",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_CustomerServiceFeesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Customer Service Fees, during the indicated time period.",
        "label": "Customer Service Fees"
       }
      }
     },
     "localname": "CustomerServiceFeesMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure9RevenueRecognitionNoninterestIncomeSegregatedByRevenueStreamsInScopeAndOutOfScopeOfTopic606Details"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_FairValueHierarchyAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the description of Fair Value Hierarchy, during the indicated time period.",
        "label": "Fair Value Hierarchy [Axis]"
       }
      }
     },
     "localname": "FairValueHierarchyAxis",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementsNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "fil_FairValueHierarchyDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Fair Value Hierarchy, during the indicated time period.",
        "label": "Fair Value Hierarchy"
       }
      }
     },
     "localname": "FairValueHierarchyDomain",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementsNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_FairValueInputsExpectedTerm": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Fair Value Inputs, Expected Term, during the indicated time period.",
        "label": "Weighted average life"
       }
      }
     },
     "localname": "FairValueInputsExpectedTerm",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "decimalItemType"
    },
    "fil_FairValueInputsPrepaymentRate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the percentage value of Fair Value Inputs, Prepayment Rate, during the indicated time period.",
        "label": "Constant prepayment rate"
       }
      }
     },
     "localname": "FairValueInputsPrepaymentRate",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "fil_FairValueInputsProbabilityOfDefault": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the percentage value of Average projected default rate, during the indicated time period.",
        "label": "Average projected default rate"
       }
      }
     },
     "localname": "FairValueInputsProbabilityOfDefault",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "fil_FairValueInputsWeightedAverageDiscountRate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the percentage value of Fair Value Inputs, Weighted Average Discount Rate, during the indicated time period.",
        "label": "Weighted average discount rate"
       }
      }
     },
     "localname": "FairValueInputsWeightedAverageDiscountRate",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "fil_FairValueMeasurementBasisAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the description of Fair Value Measurement Basis, during the indicated time period.",
        "label": "Fair Value Measurement Basis [Axis]"
       }
      }
     },
     "localname": "FairValueMeasurementBasisAxis",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "fil_FairValueMeasurementBasisDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Fair Value Measurement Basis, during the indicated time period.",
        "label": "Fair Value Measurement Basis"
       }
      }
     },
     "localname": "FairValueMeasurementBasisDomain",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_FairValueMeasurementsValuationTechniques": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the description of Fair Value Measurements Valuation Techniques, during the indicated time period.",
        "label": "Fair Value Measurements Valuation Techniques"
       }
      }
     },
     "localname": "FairValueMeasurementsValuationTechniques",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "fil_FairValueMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Fair Value, during the indicated time period.",
        "label": "Fair Value"
       }
      }
     },
     "localname": "FairValueMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_FamilyResidentialMortgageMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Family Residential Mortgage, during the indicated time period.",
        "label": "Family Residential Mortgage"
       }
      }
     },
     "localname": "FamilyResidentialMortgageMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_FeesAndCommissionsDepositorAccounts": {
     "auth_ref": [],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 1.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Fees And Commissions Depositor Accounts, during the indicated time period.",
        "label": "Customer service fees"
       }
      }
     },
     "localname": "FeesAndCommissionsDepositorAccounts",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_FeesAndCommissionsOther": {
     "auth_ref": [],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 2.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Fees And Commissions, Other, during the indicated time period.",
        "label": "ATM fee income"
       }
      }
     },
     "localname": "FeesAndCommissionsOther",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_FinancingReceivables30To89DaysPastDueMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Financing Receivables 30 To 89 Days Past Due, during the indicated time period.",
        "label": "Financing Receivables 30 To 89 Days Past Due"
       }
      }
     },
     "localname": "FinancingReceivables30To89DaysPastDueMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_GainOnSaleOfLoans": {
     "auth_ref": [],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Gain on sale of loans, during the indicated time period.",
        "label": "Gain on sale of loans {1}",
        "terseLabel": "Gain on sale of loans"
       }
      }
     },
     "localname": "GainOnSaleOfLoans",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_GoodExcellentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Good Excellent, during the indicated time period.",
        "label": "Good Excellent"
       }
      }
     },
     "localname": "GoodExcellentMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLoss": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Held-to-maturity Securities, Continuous, Unrealized Loss, Position 12 Months or Longer, Aggregate Loss, as of the indicated date.",
        "label": "12 Months or Longer, Unrealized Losses"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLoss",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLoss": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Held-to-maturity Securities, Continuous, Unrealized Loss, Position, Aggregate Loss, as of the indicated date.",
        "label": "Total Unrealized Losses"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLoss",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLoss": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Held-to-maturity Securities, Continuous, Unrealized Loss, Position Less Than 12 Months, Aggregate Loss, as of the indicated date.",
        "label": "Less than 12 Months, Unrealized Losses"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLoss",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_HeldToMaturitySecuritiesPledgedAsCollateral1": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Held To Maturity Securities Pledged As Collateral, as of the indicated date.",
        "label": "Held To Maturity Securities Pledged As Collateral"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesPledgedAsCollateral1",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_HomeEquity1Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Home Equity 1, during the indicated time period.",
        "label": "Home Equity 1"
       }
      }
     },
     "localname": "HomeEquity1Member",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_HomeEquityLineOfCreditMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Home Equity Line Of Credit, during the indicated time period.",
        "label": "Home Equity Line Of Credit"
       }
      }
     },
     "localname": "HomeEquityLineOfCreditMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_HomeEquityLoansMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Home Equity Loans, during the indicated time period.",
        "label": "Home Equity Loans"
       }
      }
     },
     "localname": "HomeEquityLoansMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_ImpairedLoansMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Impaired Loans, during the indicated time period.",
        "label": "Impaired Loans"
       }
      }
     },
     "localname": "ImpairedLoansMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementsNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_InvestmentsTransferredToOtherCashEquivalents": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Investments transferred to other cash equivalents, during the indicated time period.",
        "label": "Investments transferred to other cash equivalents"
       }
      }
     },
     "localname": "InvestmentsTransferredToOtherCashEquivalents",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_Level1Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Level 1, during the indicated time period.",
        "label": "Level 1"
       }
      }
     },
     "localname": "Level1Member",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementsNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_Level2Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Level 2, during the indicated time period.",
        "label": "Level 2"
       }
      }
     },
     "localname": "Level2Member",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementsNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_Level3Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Level 3, during the indicated time period.",
        "label": "Level 3"
       }
      }
     },
     "localname": "Level3Member",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementsNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_LoanAndCollectionCosts": {
     "auth_ref": [],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 8.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Loan and collection costs, during the indicated time period.",
        "label": "Loan and collection costs"
       }
      }
     },
     "localname": "LoanAndCollectionCosts",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_LoanAndLeasesReceivableConsumerMortgage": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Loan And Leases Receivable Consumer Mortgage, as of the indicated date.",
        "label": "Consumer real estate"
       }
      }
     },
     "localname": "LoanAndLeasesReceivableConsumerMortgage",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAccountsNotesLoansAndFinancingReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_LoanAndLeasesReceivableConsumerOther": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Loan And Leases Receivable Consumer Other, as of the indicated date.",
        "label": "Consumer loans other"
       }
      }
     },
     "localname": "LoanAndLeasesReceivableConsumerOther",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAccountsNotesLoansAndFinancingReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_LoanReceivableCommercialAndIndustrial": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Loan Receivable Commercial And Industrial, as of the indicated date.",
        "label": "Commercial and industrial"
       }
      }
     },
     "localname": "LoanReceivableCommercialAndIndustrial",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAccountsNotesLoansAndFinancingReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_LoanReceivableCommercialRealEstate": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Loan Receivable Commercial Real Estate, as of the indicated date.",
        "label": "Commercial real estate"
       }
      }
     },
     "localname": "LoanReceivableCommercialRealEstate",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAccountsNotesLoansAndFinancingReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_LoanReceivableNet": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Loan Receivable Net, as of the indicated date.",
        "label": "Total loans"
       }
      }
     },
     "localname": "LoanReceivableNet",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAccountsNotesLoansAndFinancingReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_LoansAndLeasesReceivableGrossConsumerMortgage": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Loans and Leases Receivable, Gross, Consumer, Mortgage, as of the indicated date.",
        "label": "Loans and Leases Receivable, Gross, Consumer, Mortgage"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableGrossConsumerMortgage",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_LoansAndLeasesReceivableGrossConsumerOther": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Loans and Leases Receivable, Gross, Consumer, Other, as of the indicated date.",
        "label": "Loans and Leases Receivable, Gross, Consumer, Other"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableGrossConsumerOther",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_LoansHeldAtFairValueMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Loans Held At Fair Value, during the indicated time period.",
        "label": "Loans held at fair value {1}",
        "terseLabel": "Loans held at fair value"
       }
      }
     },
     "localname": "LoansHeldAtFairValueMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_LoansHeldAtFairValuePolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the textual narrative disclosure of Loans Held At Fair Value, during the indicated time period.",
        "label": "Loans Held At Fair Value"
       }
      }
     },
     "localname": "LoansHeldAtFairValuePolicyTextBlock",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesLoansHeldAtFairValuePolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fil_LoansHeldForSalePolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the textual narrative disclosure of Loans Held For Sale, during the indicated time period.",
        "label": "Loans Held For Sale"
       }
      }
     },
     "localname": "LoansHeldForSalePolicyTextBlock",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesLoansHeldForSalePolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fil_LoansOriginatedForSale": {
     "auth_ref": [],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 10.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Loans originated for sale, during the indicated time period.",
        "label": "Loans originated for sale"
       }
      }
     },
     "localname": "LoansOriginatedForSale",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_LoansReceivableGrossCommercialMortgage": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Loans Receivable, Gross, Commercial, Mortgage, as of the indicated date.",
        "label": "Loans Receivable, Gross, Commercial, Mortgage"
       }
      }
     },
     "localname": "LoansReceivableGrossCommercialMortgage",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_LoansTransferredFromHeldForSaleToHeldAtFairValue": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Loans transferred from held for sale to held at fair value, during the indicated time period.",
        "label": "Loans transferred from held for sale to held at fair value"
       }
      }
     },
     "localname": "LoansTransferredFromHeldForSaleToHeldAtFairValue",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_MajorTypesOfDebtAndEquitySecuritiesAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the description of Major Types of Debt and Equity Securities, during the indicated time period.",
        "label": "Major Types of Debt and Equity Securities [Axis]"
       }
      }
     },
     "localname": "MajorTypesOfDebtAndEquitySecuritiesAxis",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "fil_MajorTypesOfDebtAndEquitySecuritiesDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Major Types of Debt and Equity Securities, during the indicated time period.",
        "label": "Major Types of Debt and Equity Securities"
       }
      }
     },
     "localname": "MajorTypesOfDebtAndEquitySecuritiesDomain",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_MoneyMarketFunds1Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Money Market Funds, during the indicated time period.",
        "label": "Money Market Funds"
       }
      }
     },
     "localname": "MoneyMarketFunds1Member",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_MortgageBackedSecuritiesIssuedByUsGovernmentSponsoredEnterprisesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Mortgage-backed Securities, Issued by US Government Sponsored Enterprises, during the indicated time period.",
        "label": "Mortgage-backed Securities, Issued by US Government Sponsored Enterprises"
       }
      }
     },
     "localname": "MortgageBackedSecuritiesIssuedByUsGovernmentSponsoredEnterprisesMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_N14FamilyResidentialMortgagesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the N14 Family Residential Mortgages, during the indicated time period.",
        "label": "N14 Family Residential Mortgages"
       }
      }
     },
     "localname": "N14FamilyResidentialMortgagesMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_NetChangeInFairValueOfFinancialInstruments": {
     "auth_ref": [],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 4.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Net change in fair value of financial instruments, during the indicated time period.",
        "label": "Net change in fair value of financial instruments"
       }
      }
     },
     "localname": "NetChangeInFairValueOfFinancialInstruments",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_NewAuthoritativeAccountingGuidanceDisclosureTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the textual narrative disclosure of New Authoritative Accounting Guidance Disclosure, during the indicated time period.",
        "label": "4. New Authoritative Accounting Guidance"
       }
      }
     },
     "localname": "NewAuthoritativeAccountingGuidanceDisclosureTextBlock",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure4NewAuthoritativeAccountingGuidance"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fil_NoninterestIncomeInScopeOfTopic606": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Noninterest Income (in scope of Topic 606), during the indicated time period.",
        "label": "Noninterest Income (in scope of Topic 606)"
       }
      }
     },
     "localname": "NoninterestIncomeInScopeOfTopic606",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure9RevenueRecognitionNoninterestIncomeSegregatedByRevenueStreamsInScopeAndOutOfScopeOfTopic606Details"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_NonperformingMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Nonperforming, during the indicated time period.",
        "label": "Nonperforming"
       }
      }
     },
     "localname": "NonperformingMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_Other1Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Other 1, during the indicated time period.",
        "label": "Other 1"
       }
      }
     },
     "localname": "Other1Member",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_OtherComprehensiveIncomeBeforeTaxAmount": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Other Comprehensive Income, Before Tax Amount, during the indicated time period.",
        "label": "Other Comprehensive Income, Before Tax Amount"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeBeforeTaxAmount",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure3ChangesInAccumulatedOtherComprehensiveLossScheduleOfComponentsOfOtherComprehensiveLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_OtherComprehensiveIncomeNetOfTaxAmount": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Other Comprehensive Income, Net of Tax Amount, during the indicated time period.",
        "label": "Other Comprehensive Income, Net of Tax Amount"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeNetOfTaxAmount",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure3ChangesInAccumulatedOtherComprehensiveLossScheduleOfComponentsOfOtherComprehensiveLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_OtherComprehensiveIncomeTaxes": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Other Comprehensive Income, Taxes, during the indicated time period.",
        "label": "Other Comprehensive Income, Taxes"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeTaxes",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure3ChangesInAccumulatedOtherComprehensiveLossScheduleOfComponentsOfOtherComprehensiveLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_OtherRealEstate1Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Other Real Estate 1, during the indicated time period.",
        "label": "Other Real Estate 1"
       }
      }
     },
     "localname": "OtherRealEstate1Member",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_OtherRealEstateOwnedMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Other Real Estate Owned, during the indicated time period.",
        "label": "Other Real Estate Owned"
       }
      }
     },
     "localname": "OtherRealEstateOwnedMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementsNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_Pass1Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Pass 1, during the indicated time period.",
        "label": "Pass 1"
       }
      }
     },
     "localname": "Pass1Member",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_PastDueLoans": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Past Due Loans, as of the indicated date.",
        "label": "Past Due Loans"
       }
      }
     },
     "localname": "PastDueLoans",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_PerformingMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Performing, during the indicated time period.",
        "label": "Performing"
       }
      }
     },
     "localname": "PerformingMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_RegulatoryTextTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the textual narrative disclosure of 10. Regulatory, during the indicated time period.",
        "label": "10. Regulatory"
       }
      }
     },
     "localname": "RegulatoryTextTextBlock",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure10Regulatory"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fil_ReligiousOrganizationsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Religious Organizations, during the indicated time period.",
        "label": "Religious Organizations"
       }
      }
     },
     "localname": "ReligiousOrganizationsMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_ResidentialRealEstate1Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Residential Real Estate, during the indicated time period.",
        "label": "Residential Real Estate"
       }
      }
     },
     "localname": "ResidentialRealEstate1Member",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedScheduleOfComponentsOfOtherRealEstateOwnedDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_SBALoansMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the :S B A Loans, during the indicated time period.",
        "label": ":S B A Loans"
       }
      }
     },
     "localname": "SBALoansMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_SatisfactoryMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Satisfactory, during the indicated time period.",
        "label": "Satisfactory"
       }
      }
     },
     "localname": "SatisfactoryMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_ScheduleOfComponentsOfOtherRealEstateOwnedTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the textual narrative disclosure of Schedule of Components Of Other Real Estate Owned, during the indicated time period.",
        "label": "Schedule of Components Of Other Real Estate Owned"
       }
      }
     },
     "localname": "ScheduleOfComponentsOfOtherRealEstateOwnedTextBlock",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedScheduleOfComponentsOfOtherRealEstateOwnedTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fil_SeriesAPreferredStock1Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Series A Preferred Stock, during the indicated time period.",
        "label": "Series A Preferred Stock {1}",
        "terseLabel": "Series A Preferred Stock"
       }
      }
     },
     "localname": "SeriesAPreferredStock1Member",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_SeriesBPreferredStock1Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Series B Preferred Stock, during the indicated time period.",
        "label": "Series B Preferred Stock {1}",
        "terseLabel": "Series B Preferred Stock"
       }
      }
     },
     "localname": "SeriesBPreferredStock1Member",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_StudentLoansMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Student Loans, during the indicated time period.",
        "label": "Student Loans"
       }
      }
     },
     "localname": "StudentLoansMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_SubtotalMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Subtotal, during the indicated time period.",
        "label": "Subtotal"
       }
      }
     },
     "localname": "SubtotalMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_ThousandMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Thousand, during the indicated time period.",
        "label": "Thousand"
       }
      }
     },
     "localname": "ThousandMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedOtherRealEstateRollForwardDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedScheduleOfComponentsOfOtherRealEstateOwnedDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_TimeDeposits250000AndOver1": {
     "auth_ref": [],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 5.0,
       "parentTag": "us-gaap_Deposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Time deposits, $250,000 and over, as of the indicated date.",
        "label": "Time deposits, $250,000 and over"
       }
      }
     },
     "localname": "TimeDeposits250000AndOver1",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_TimeDepositsUnder250000": {
     "auth_ref": [],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 4.0,
       "parentTag": "us-gaap_Deposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Time deposits, under $250,000, as of the indicated date.",
        "label": "Time deposits, under $250,000"
       }
      }
     },
     "localname": "TimeDepositsUnder250000",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_TotalConsumerLoans": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Total consumer loans, as of the indicated date.",
        "label": "Total consumer loans"
       }
      }
     },
     "localname": "TotalConsumerLoans",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_TotalMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Total, during the indicated time period.",
        "label": "Total"
       }
      }
     },
     "localname": "TotalMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_TotalRealEstateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Total Real Estate, during the indicated time period.",
        "label": "Total Real Estate"
       }
      }
     },
     "localname": "TotalRealEstateMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_TransferInWriteUp": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Transfer-in write-up, during the indicated time period.",
        "label": "Transfer-in write-up"
       }
      }
     },
     "localname": "TransferInWriteUp",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fil_UnallocatedFinancingReceivables1Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the Unallocated Financing Receivables, during the indicated time period.",
        "label": "Unallocated Financing Receivables"
       }
      }
     },
     "localname": "UnallocatedFinancingReceivables1Member",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_UsGovernmentAgenciesDebtSecuriitiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the US Government Agencies Debt Securiities, during the indicated time period.",
        "label": "US Government Agencies Debt Securiities"
       }
      }
     },
     "localname": "UsGovernmentAgenciesDebtSecuriitiesMember",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fil_Utilities": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the monetary amount of Utilities, during the indicated time period.",
        "label": "Utilities"
       }
      }
     },
     "localname": "Utilities",
     "nsuri": "http://ubsiinc.com/20180331",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "srt_MaximumMember": {
     "auth_ref": [
      "r220",
      "r228",
      "r254",
      "r256",
      "r331",
      "r332",
      "r333",
      "r334",
      "r335",
      "r336",
      "r356",
      "r412",
      "r413",
      "r429",
      "r430"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Maximum"
       }
      }
     },
     "localname": "MaximumMember",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_MinimumMember": {
     "auth_ref": [
      "r220",
      "r228",
      "r254",
      "r256",
      "r331",
      "r332",
      "r333",
      "r334",
      "r335",
      "r336",
      "r356",
      "r412",
      "r413",
      "r429",
      "r430"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Minimum"
       }
      }
     },
     "localname": "MinimumMember",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_RangeAxis": {
     "auth_ref": [
      "r220",
      "r228",
      "r245",
      "r254",
      "r256",
      "r331",
      "r332",
      "r333",
      "r334",
      "r335",
      "r336",
      "r356",
      "r412",
      "r413",
      "r429",
      "r430"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statistical Measurement [Axis]"
       }
      }
     },
     "localname": "RangeAxis",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_RangeMember": {
     "auth_ref": [
      "r220",
      "r228",
      "r245",
      "r254",
      "r256",
      "r331",
      "r332",
      "r333",
      "r334",
      "r335",
      "r336",
      "r356",
      "r412",
      "r413",
      "r429",
      "r430"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statistical Measurement"
       }
      }
     },
     "localname": "RangeMember",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ScenarioUnspecifiedDomain": {
     "auth_ref": [
      "r83",
      "r88",
      "r255"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Scenario"
       }
      }
     },
     "localname": "ScenarioUnspecifiedDomain",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedOtherRealEstateRollForwardDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedScheduleOfComponentsOfOtherRealEstateOwnedDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_StatementScenarioAxis": {
     "auth_ref": [
      "r83",
      "r88",
      "r206",
      "r255",
      "r324"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Scenario [Axis]"
       }
      }
     },
     "localname": "StatementScenarioAxis",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedOtherRealEstateRollForwardDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedScheduleOfComponentsOfOtherRealEstateOwnedDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccruedLiabilitiesCurrentAndNoncurrent": {
     "auth_ref": [
      "r367",
      "r402"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 3.0,
       "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 expenses and other liabilities"
       }
      }
     },
     "localname": "AccruedLiabilitiesCurrentAndNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax": {
     "auth_ref": [
      "r13",
      "r26",
      "r28",
      "r29",
      "r398",
      "r418",
      "r419"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "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 loss"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeMember": {
     "auth_ref": [
      "r25",
      "r29",
      "r37",
      "r38",
      "r39",
      "r75",
      "r76",
      "r77",
      "r282",
      "r414",
      "r415",
      "r449"
     ],
     "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"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AdditionalPaidInCapital": {
     "auth_ref": [
      "r11",
      "r260",
      "r322"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 3.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of excess of issue price over par or stated value of stock and from other transaction involving stock or stockholder. Includes, but is not limited to, additional paid-in capital (APIC) for common and preferred stock.",
        "label": "Additional paid-in-capital"
       }
      }
     },
     "localname": "AdditionalPaidInCapital",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AdditionalPaidInCapitalMember": {
     "auth_ref": [
      "r75",
      "r76",
      "r77",
      "r257",
      "r258",
      "r259",
      "r293"
     ],
     "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"
       }
      }
     },
     "localname": "AdditionalPaidInCapitalMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustments to reconcile net loss to net cash provided by (used in) operating activities:"
       }
      }
     },
     "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock": {
     "auth_ref": [
      "r136",
      "r185"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of allowance for credit loss on financing receivable.",
        "label": "Financing Receivable, Allowance for Credit Loss {1}",
        "terseLabel": "Financing Receivable, Allowance for Credit Loss"
       }
      }
     },
     "localname": "AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_AllowanceForCreditLossesTextBlock": {
     "auth_ref": [
      "r156"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for allowance for credit losses.",
        "label": "6. Loans and Allowance for Loan Losses"
       }
      }
     },
     "localname": "AllowanceForCreditLossesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLosses"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_AmortizationOfDebtDiscountPremium": {
     "auth_ref": [
      "r52",
      "r65",
      "r222",
      "r317"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.",
        "label": "Amortization of premiums on investments"
       }
      }
     },
     "localname": "AmortizationOfDebtDiscountPremium",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetImpairmentCharges": {
     "auth_ref": [
      "r65",
      "r200"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.",
        "label": "Impairment charges (net)"
       }
      }
     },
     "localname": "AssetImpairmentCharges",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_Assets": {
     "auth_ref": [
      "r72",
      "r119",
      "r121",
      "r125",
      "r177",
      "r209",
      "r210",
      "r211",
      "r212",
      "r213",
      "r214",
      "r215",
      "r216",
      "r217",
      "r218",
      "r219",
      "r277",
      "r283",
      "r308",
      "r320",
      "r322",
      "r360",
      "r397"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "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": "Total assets",
        "totalLabel": "Total assets"
       }
      }
     },
     "localname": "Assets",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets:"
       }
      }
     },
     "localname": "AssetsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AssetsFairValueDisclosure": {
     "auth_ref": [
      "r296"
     ],
     "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"
       }
      }
     },
     "localname": "AssetsFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis": {
     "auth_ref": [
      "r159",
      "r195"
     ],
     "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": "Total debt securities, Amortized Cost"
       }
      }
     },
     "localname": "AvailableForSaleDebtSecuritiesAmortizedCostBasis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecurities": {
     "auth_ref": [],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.",
        "label": "Investment securities available-for-sale, at fair value"
       }
      }
     },
     "localname": "AvailableForSaleSecurities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesAmortizedCost": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.",
        "label": "Available-for-sale Securities, Amortized Cost Basis"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesAmortizedCost",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost": {
     "auth_ref": [
      "r166"
     ],
     "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"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue": {
     "auth_ref": [
      "r163",
      "r166",
      "r393"
     ],
     "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"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost": {
     "auth_ref": [
      "r165"
     ],
     "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"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue": {
     "auth_ref": [
      "r163",
      "r165",
      "r392"
     ],
     "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"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost": {
     "auth_ref": [
      "r164"
     ],
     "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"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue": {
     "auth_ref": [
      "r163",
      "r164",
      "r391"
     ],
     "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"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtSecurities": {
     "auth_ref": [
      "r157",
      "r160",
      "r195",
      "r362"
     ],
     "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": "Total debt securities, Fair Value"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtSecurities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesGrossUnrealizedGains": {
     "auth_ref": [
      "r161"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrealized gain before deducting unrealized loss on investments in debt and equity securities classified as available-for-sale securities.",
        "label": "Available-for-sale Securities, Gross Unrealized Gain"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesGrossUnrealizedGains",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesGrossUnrealizedLoss": {
     "auth_ref": [
      "r162"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrealized loss before deducting unrealized gain on investments in available-for-sale securities.",
        "label": "Available-for-sale Securities, Gross Unrealized Loss",
        "negatedLabel": "Available-for-sale Securities, Gross Unrealized Loss"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesGrossUnrealizedLoss",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CapitalToRiskWeightedAssets": {
     "auth_ref": [
      "r396"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of total risk-based capital to risk-weighted assets as defined by regulatory framework.",
        "label": "Regulatory {1}",
        "terseLabel": "Regulatory"
       }
      }
     },
     "localname": "CapitalToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure10RegulatoryDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure11GoingConcernDetails"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_CashAndCashEquivalentsAtCarryingValue": {
     "auth_ref": [
      "r4",
      "r17",
      "r67"
     ],
     "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 beginning of period",
        "periodEndLabel": "Cash and cash equivalents at end of period",
        "periodStartLabel": "Cash and cash equivalents at beginning of period",
        "verboseLabel": "Cash and cash equivalents"
       }
      }
     },
     "localname": "CashAndCashEquivalentsAtCarryingValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease": {
     "auth_ref": [],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the 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. Includes effect from exchange rate changes.",
        "label": "Net increase in cash and cash equivalents",
        "totalLabel": "Net increase in cash and cash equivalents"
       }
      }
     },
     "localname": "CashAndCashEquivalentsPeriodIncreaseDecrease",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashAndDueFromBanks": {
     "auth_ref": [
      "r359"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_CashCashEquivalentsAndFederalFundsSold",
       "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"
       }
      }
     },
     "localname": "CashAndDueFromBanks",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashCashEquivalentsAndFederalFundsSold": {
     "auth_ref": [
      "r364"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The sum of cash and cash equivalents plus Federal Funds Sold. Cash and cash equivalents consist of short term, highly liquid investments that are readily convertible to known amounts of cash and are so near their maturity that they present negligible risk of changes in value due to changes in interest rates -- usually with an original maturity less than 90 days.",
        "label": "Cash and cash equivalents",
        "totalLabel": "Cash and cash equivalents"
       }
      }
     },
     "localname": "CashCashEquivalentsAndFederalFundsSold",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ClassOfStockDomain": {
     "auth_ref": [
      "r71",
      "r72",
      "r92",
      "r93",
      "r94",
      "r97",
      "r99",
      "r107",
      "r108",
      "r109",
      "r177",
      "r209",
      "r213",
      "r214",
      "r215",
      "r218",
      "r219",
      "r226",
      "r227",
      "r229",
      "r230",
      "r308",
      "r434"
     ],
     "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"
       }
      }
     },
     "localname": "ClassOfStockDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommitmentsAndContingenciesPolicyTextBlock": {
     "auth_ref": [
      "r208",
      "r427"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for commitments and contingencies, which may include policies for recognizing and measuring loss and gain contingencies.",
        "label": "Commitments and Contingencies, Policy"
       }
      }
     },
     "localname": "CommitmentsAndContingenciesPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesCommitmentsAndContingenciesPolicyPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CommonStockMember": {
     "auth_ref": [
      "r75",
      "r76",
      "r293"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Stock that is subordinate to all other stock of the issuer.",
        "label": "Common Stock"
       }
      }
     },
     "localname": "CommonStockMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommonStockParOrStatedValuePerShare": {
     "auth_ref": [
      "r10"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Face amount or stated value per share of common stock.",
        "label": "Common Stock, Par or Stated Value Per Share"
       }
      }
     },
     "localname": "CommonStockParOrStatedValuePerShare",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_CommonStockSharesAuthorized": {
     "auth_ref": [
      "r10"
     ],
     "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"
       }
      }
     },
     "localname": "CommonStockSharesAuthorized",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockSharesIssued": {
     "auth_ref": [
      "r10"
     ],
     "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"
       }
      }
     },
     "localname": "CommonStockSharesIssued",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockSharesOutstanding": {
     "auth_ref": [
      "r10",
      "r232"
     ],
     "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"
       }
      }
     },
     "localname": "CommonStockSharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockValueOutstanding": {
     "auth_ref": [
      "r10"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value of all classes of common stock held by shareholders. May be all or portion of the number of common shares authorized. These shares exclude common shares repurchased by the entity and held as treasury shares.",
        "label": "Common stock, $0.01 par value; 2,000,000 shares authorized; 826,921 issued and outstanding"
       }
      }
     },
     "localname": "CommonStockValueOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ComprehensiveIncomeNetOfTax": {
     "auth_ref": [
      "r32",
      "r34",
      "r35",
      "r45",
      "r374",
      "r405"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "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": "Total comprehensive loss",
        "totalLabel": "Total comprehensive loss"
       }
      }
     },
     "localname": "ComprehensiveIncomeNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ComprehensiveIncomeNetOfTaxAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Comprehensive loss:"
       }
      }
     },
     "localname": "ComprehensiveIncomeNetOfTaxAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ComprehensiveIncomeNoteTextBlock": {
     "auth_ref": [
      "r44",
      "r53",
      "r373",
      "r404"
     ],
     "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": "3.Changes in Accumulated Other Comprehensive Loss"
       }
      }
     },
     "localname": "ComprehensiveIncomeNoteTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure3ChangesInAccumulatedOtherComprehensiveLoss"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ConstructionMember": {
     "auth_ref": [
      "r243"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Building or developing real estate. Includes, but is not limited to, improvement to land for drainage, utilities, grading and subdividing.",
        "label": "Construction"
       }
      }
     },
     "localname": "ConstructionMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CostMaintenance": {
     "auth_ref": [
      "r47"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cost of maintenance incurred and directly related to good produced and service rendered.",
        "label": "Maintenance"
       }
      }
     },
     "localname": "CostMaintenance",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DemandDepositAccounts": {
     "auth_ref": [
      "r366"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of money in accounts that may bear interest and that the depositor is entitled to withdraw at any time without prior notice.",
        "label": "Demand Deposits"
       }
      }
     },
     "localname": "DemandDepositAccounts",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_Deposits": {
     "auth_ref": [
      "r366"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.",
        "label": "Total deposits",
        "totalLabel": "Total deposits"
       }
      }
     },
     "localname": "Deposits",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DepositsSavingsDeposits": {
     "auth_ref": [
      "r366"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 3.0,
       "parentTag": "us-gaap_Deposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest bearing deposits with no stated maturity, which may include passbook and statement savings accounts and money-market deposit accounts (MMDAs).",
        "label": "Savings deposits"
       }
      }
     },
     "localname": "DepositsSavingsDeposits",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_Depreciation": {
     "auth_ref": [
      "r65",
      "r201"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "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 on fixed assets"
       }
      }
     },
     "localname": "Depreciation",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisclosureTextBlockAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Notes"
       }
      }
     },
     "localname": "DisclosureTextBlockAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DoubtfulMember": {
     "auth_ref": [
      "r144",
      "r189"
     ],
     "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"
       }
      }
     },
     "localname": "DoubtfulMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EarningsPerShareBasic": {
     "auth_ref": [
      "r46",
      "r80",
      "r81",
      "r82",
      "r83",
      "r84",
      "r89",
      "r92",
      "r97",
      "r98",
      "r99",
      "r103",
      "r104",
      "r294",
      "r295",
      "r375",
      "r406"
     ],
     "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"
       }
      }
     },
     "localname": "EarningsPerShareBasic",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure2NetLossPerShareScheduleOfNetLossPerCommonShareDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_EarningsPerShareBasicAndDiluted": {
     "auth_ref": [
      "r98"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements.  Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period.  Diluted earnings per share includes the amount of net income or 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": "Net loss per common share-basic and diluted"
       }
      }
     },
     "localname": "EarningsPerShareBasicAndDiluted",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_EarningsPerShareDiluted": {
     "auth_ref": [
      "r46",
      "r80",
      "r81",
      "r82",
      "r83",
      "r84",
      "r92",
      "r97",
      "r98",
      "r99",
      "r103",
      "r104",
      "r294",
      "r295",
      "r375",
      "r406"
     ],
     "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"
       }
      }
     },
     "localname": "EarningsPerShareDiluted",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure2NetLossPerShareScheduleOfNetLossPerCommonShareDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_EarningsPerShareTextBlock": {
     "auth_ref": [
      "r100",
      "r101",
      "r102",
      "r105"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for earnings per share.",
        "label": "2. Net Loss Per Share"
       }
      }
     },
     "localname": "EarningsPerShareTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure2NetLossPerShare"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_EquityComponentDomain": {
     "auth_ref": [
      "r0",
      "r37",
      "r38",
      "r39",
      "r75",
      "r76",
      "r77",
      "r79",
      "r85",
      "r87",
      "r106",
      "r178",
      "r232",
      "r233",
      "r257",
      "r258",
      "r259",
      "r269",
      "r270",
      "r293",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r315",
      "r414",
      "r415",
      "r416",
      "r449"
     ],
     "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"
       }
      }
     },
     "localname": "EquityComponentDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock": {
     "auth_ref": [
      "r298"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of 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"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock": {
     "auth_ref": [
      "r296",
      "r297",
      "r298"
     ],
     "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"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnNonrecurringBasisTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementsNonrecurringTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock": {
     "auth_ref": [
      "r296",
      "r297"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date 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 (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).",
        "label": "Fair Value, Assets Measured on Recurring Basis"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain": {
     "auth_ref": [
      "r301"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Class of asset.",
        "label": "Asset Class"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedScheduleOfComponentsOfOtherRealEstateOwnedDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementsNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueByAssetClassAxis": {
     "auth_ref": [
      "r296",
      "r304"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by class of asset.",
        "label": "Asset Class [Axis]"
       }
      }
     },
     "localname": "FairValueByAssetClassAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedScheduleOfComponentsOfOtherRealEstateOwnedDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementsNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByBalanceSheetGroupingTextBlock": {
     "auth_ref": [
      "r296",
      "r307"
     ],
     "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"
       }
      }
     },
     "localname": "FairValueByBalanceSheetGroupingTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueByFairValueHierarchyLevelAxis": {
     "auth_ref": [
      "r221",
      "r224",
      "r225",
      "r246",
      "r247",
      "r248",
      "r249",
      "r250",
      "r251",
      "r252",
      "r253",
      "r297",
      "r328",
      "r329",
      "r330"
     ],
     "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]"
       }
      }
     },
     "localname": "FairValueByFairValueHierarchyLevelAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByMeasurementFrequencyAxis": {
     "auth_ref": [
      "r296",
      "r297",
      "r299",
      "r300",
      "r305"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by measurement frequency.",
        "label": "Measurement Frequency [Axis]"
       }
      }
     },
     "localname": "FairValueByMeasurementFrequencyAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueInputsLevel3Member": {
     "auth_ref": [
      "r221",
      "r224",
      "r225",
      "r246",
      "r247",
      "r248",
      "r249",
      "r250",
      "r251",
      "r252",
      "r253",
      "r297",
      "r330"
     ],
     "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"
       }
      }
     },
     "localname": "FairValueInputsLevel3Member",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementFrequencyDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement frequency.",
        "label": "Measurement Frequency"
       }
      }
     },
     "localname": "FairValueMeasurementFrequencyDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementInputsDisclosureTextBlock": {
     "auth_ref": [
      "r306"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure of the fair value measurement of assets and liabilities, which includes financial instruments measured at fair value that are classified in shareholders' equity, which may be measured on a recurring or nonrecurring basis.",
        "label": "8. Fair Value"
       }
      }
     },
     "localname": "FairValueMeasurementInputsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValue"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues": {
     "auth_ref": [
      "r302"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of issuances 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": "Origination of loans/additions"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPeriodIncreaseDecrease": {
     "auth_ref": [
      "r301"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) 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": "Change in fair value of financial instruments"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPeriodIncreaseDecrease",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements": {
     "auth_ref": [
      "r302"
     ],
     "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": "Principal repayments/amortization"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue": {
     "auth_ref": [
      "r301"
     ],
     "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": "Balance at December 31, 2017",
        "periodEndLabel": "Balance at March 31, 2018",
        "periodStartLabel": "Balance at December 31, 2017"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementsFairValueHierarchyDomain": {
     "auth_ref": [
      "r221",
      "r224",
      "r225",
      "r246",
      "r247",
      "r248",
      "r249",
      "r250",
      "r251",
      "r252",
      "r253",
      "r328",
      "r329",
      "r330"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Categories used to prioritize the inputs to valuation techniques to measure fair value.",
        "label": "Fair Value Hierarchy and NAV"
       }
      }
     },
     "localname": "FairValueMeasurementsFairValueHierarchyDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementsRecurringMember": {
     "auth_ref": [
      "r303",
      "r305"
     ],
     "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"
       }
      }
     },
     "localname": "FairValueMeasurementsRecurringMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FederalDepositInsuranceCorporationPremiumExpense": {
     "auth_ref": [
      "r385"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 9.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense for Federal Deposit Insurance Corporation (FDIC) insurance.",
        "label": "Deposit insurance assessments"
       }
      }
     },
     "localname": "FederalDepositInsuranceCorporationPremiumExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FederalFundsSold": {
     "auth_ref": [
      "r369"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 3.0,
       "parentTag": "us-gaap_CashCashEquivalentsAndFederalFundsSold",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount outstanding of funds lent to other depository institutions, securities brokers, or securities dealers in the form of Federal Funds sold; for example, immediately available funds lent under agreements or contracts that mature in one business day or roll over under a continuing contract, regardless of the nature of the transaction or the collateral involved, excluding overnight lending for commercial and industrial purposes. Also include Federal Funds sold under agreements to resell on a gross basis, excluding (1) sales of term Federal Funds, (2) due bills representing purchases of securities or other assets by the reporting bank that have not yet been delivered and similar instruments, (3) resale agreements that mature in more than one business day involving assets other than securities, and (4) yield maintenance dollar repurchase agreements.",
        "label": "Federal funds sold and other cash equivalents"
       }
      }
     },
     "localname": "FederalFundsSold",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancialInstrumentAxis": {
     "auth_ref": [
      "r167",
      "r168",
      "r174",
      "r175",
      "r176",
      "r180",
      "r185",
      "r186",
      "r188",
      "r189",
      "r196",
      "r197",
      "r198",
      "r199",
      "r223",
      "r231",
      "r292",
      "r325",
      "r326",
      "r327",
      "r328",
      "r329",
      "r330",
      "r331",
      "r332",
      "r333",
      "r334",
      "r335",
      "r336",
      "r337",
      "r338",
      "r339",
      "r341",
      "r342",
      "r343",
      "r344",
      "r345",
      "r346",
      "r347",
      "r348",
      "r349",
      "r350",
      "r351",
      "r352",
      "r353",
      "r354",
      "r355",
      "r434",
      "r435",
      "r436",
      "r437",
      "r438",
      "r439",
      "r440"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of financial instrument.",
        "label": "Financial Instrument [Axis]"
       }
      }
     },
     "localname": "FinancialInstrumentAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLosses": {
     "auth_ref": [
      "r130",
      "r179",
      "r181",
      "r184",
      "r363",
      "r443",
      "r445",
      "r447"
     ],
     "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": "Beginning balance",
        "periodEndLabel": "Ending balance",
        "periodStartLabel": "Beginning balance"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLosses",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment": {
     "auth_ref": [
      "r134"
     ],
     "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"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1": {
     "auth_ref": [
      "r134"
     ],
     "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"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease": {
     "auth_ref": [
      "r129",
      "r185"
     ],
     "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": "Net charge-offs"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery": {
     "auth_ref": [
      "r133",
      "r183",
      "r193"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase in allowance for credit loss on financing receivable from recovery.",
        "label": "Recoveries"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesRecovery",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs": {
     "auth_ref": [
      "r132",
      "r182",
      "r193"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of writeoff of financing receivable, charged against allowance for credit loss.",
        "label": "Charge-offs",
        "negatedLabel": "Charge-offs"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesWriteOffs",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment": {
     "auth_ref": [
      "r135"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The balance of financing receivables that were collectively evaluated for impairment.",
        "label": "Loans, ending balance: Loans collectively evaluated for impairment"
       }
      }
     },
     "localname": "FinancingReceivableCollectivelyEvaluatedForImpairment",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock": {
     "auth_ref": [
      "r144",
      "r189"
     ],
     "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": "Schedule of Bank Loans by Class According to Credit Quality"
       }
      }
     },
     "localname": "FinancingReceivableCreditQualityIndicatorsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment": {
     "auth_ref": [
      "r135"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The balance of financing receivables that were individually evaluated for impairment.",
        "label": "Loans, ending balance: Loans individually evaluated for impairment"
       }
      }
     },
     "localname": "FinancingReceivableIndividuallyEvaluatedForImpairment",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis": {
     "auth_ref": [
      "r145",
      "r149",
      "r150",
      "r186",
      "r188",
      "r189",
      "r190",
      "r191",
      "r193",
      "r194",
      "r434",
      "r435",
      "r436",
      "r437",
      "r438",
      "r439",
      "r440",
      "r441",
      "r442",
      "r443",
      "r444",
      "r445",
      "r446",
      "r447"
     ],
     "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]"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain": {
     "auth_ref": [
      "r434",
      "r435",
      "r436",
      "r437",
      "r438",
      "r439",
      "r440",
      "r441",
      "r442",
      "r443",
      "r444",
      "r445",
      "r446",
      "r447"
     ],
     "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"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus": {
     "auth_ref": [
      "r148",
      "r187",
      "r444",
      "r445"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of financing receivable on nonaccrual status.",
        "label": "Nonaccrual"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentNonaccrualStatus",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember": {
     "auth_ref": [
      "r194"
     ],
     "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"
       }
      }
     },
     "localname": "FinancingReceivablesEqualToGreaterThan90DaysPastDueMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancingReceivablesPeriodPastDueAxis": {
     "auth_ref": [
      "r150",
      "r186",
      "r194"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by period in which financial asset is past due or not past due.",
        "label": "Financial Asset, Aging [Axis]"
       }
      }
     },
     "localname": "FinancingReceivablesPeriodPastDueAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivablesPeriodPastDueDomain": {
     "auth_ref": [
      "r150",
      "r186",
      "r194"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period in which financial asset is past due or not past due. For 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, Aging"
       }
      }
     },
     "localname": "FinancingReceivablesPeriodPastDueDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_GainLossOnSalesOfLoansNet": {
     "auth_ref": [
      "r65",
      "r381",
      "r409"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 3.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "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 on sale of loans"
       }
      }
     },
     "localname": "GainLossOnSalesOfLoansNet",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GainsLossesOnSalesOfOtherRealEstate": {
     "auth_ref": [
      "r384"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      },
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 5.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net gain (loss) resulting from sales and other disposals of other real estate owned, increases (decreases) in the valuation allowance for foreclosed real estate, and write-downs of other real estate owned after acquisition or physical possession.",
        "label": "Gains (Losses) on Sales of Other Real Estate",
        "negatedLabel": "Net (loss) gain on sale of other real estate"
       }
      }
     },
     "localname": "GainsLossesOnSalesOfOtherRealEstate",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue": {
     "auth_ref": [
      "r169"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of investment in debt security measured at amortized cost (held-to-maturity), in unrealized loss position.",
        "label": "Total Fair Value"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue": {
     "auth_ref": [
      "r172"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of investment in debt security measured at amortized cost (held-to-maturity), in continuous unrealized loss position for less than 12 months.",
        "label": "Less than Twelve Months, Fair Value"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue": {
     "auth_ref": [
      "r172"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of investment in debt security measured at amortized cost (held-to-maturity), in continuous unrealized loss position for 12 months or longer.",
        "label": "Twelve Months or Longer, Fair Value"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions": {
     "auth_ref": [
      "r170"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure regarding factors used to determine that the impairment of securities categorized as held-to-maturity where cost exceeds fair value is not an other than temporary impairment (OTTI). This item contains disclosure of the number of investment positions in the held-to-maturity investments determined to be temporarily impaired.",
        "label": "Number of Securities"
       }
      }
     },
     "localname": "HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsDetails"
     ],
     "xbrltype": "decimalItemType"
    },
    "us-gaap_HomeEquityMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Revolving, open-end loan extended under a line of credit and secured by the borrower's residential property.",
        "label": "Home Equity Line of Credit"
       }
      }
     },
     "localname": "HomeEquityMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment": {
     "auth_ref": [
      "r140",
      "r143"
     ],
     "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": "Average Recorded Investment"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableAverageRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod": {
     "auth_ref": [
      "r141"
     ],
     "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": "Interest recognized on impaired loans"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableInterestIncomeAccrualMethod",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableRecordedInvestment": {
     "auth_ref": [
      "r137"
     ],
     "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"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableRelatedAllowance": {
     "auth_ref": [
      "r138"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of allowance for credit losses related to recorded investment.",
        "label": "Impaired Financing Receivable, Related Allowance"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableRelatedAllowance",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance": {
     "auth_ref": [
      "r139"
     ],
     "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"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableUnpaidPrincipalBalance",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment": {
     "auth_ref": [
      "r137"
     ],
     "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"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment": {
     "auth_ref": [
      "r137"
     ],
     "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"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivablesTableTextBlock": {
     "auth_ref": [
      "r142"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of impaired financing receivables.",
        "label": "Schedule of Impaired Loans"
       }
      }
     },
     "localname": "ImpairedFinancingReceivablesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ImpairmentOfRealEstate": {
     "auth_ref": [
      "r65",
      "r203"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The charge against earnings in the period to reduce the carrying amount of real property to fair value.",
        "label": "Net change in fair value of financial instruments {1}",
        "terseLabel": "Net change in fair value of financial instruments"
       }
      }
     },
     "localname": "ImpairmentOfRealEstate",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments": {
     "auth_ref": [
      "r119",
      "r120",
      "r123",
      "r124",
      "r126"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 1.0,
       "parentTag": "us-gaap_ProfitLoss",
       "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": "Net loss before income taxes",
        "totalLabel": "Net loss before income taxes"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeStatementLocationAxis": {
     "auth_ref": [
      "r204",
      "r205"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by location in the income statement.",
        "label": "Income Statement Location [Axis]"
       }
      }
     },
     "localname": "IncomeStatementLocationAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure9RevenueRecognitionNoninterestIncomeSegregatedByRevenueStreamsInScopeAndOutOfScopeOfTopic606Details"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementLocationDomain": {
     "auth_ref": [
      "r205"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Location in the income statement.",
        "label": "Income Statement Location"
       }
      }
     },
     "localname": "IncomeStatementLocationDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure9RevenueRecognitionNoninterestIncomeSegregatedByRevenueStreamsInScopeAndOutOfScopeOfTopic606Details"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_IncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r73",
      "r86",
      "r87",
      "r118",
      "r264",
      "r271",
      "r272",
      "r408"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 2.0,
       "parentTag": "us-gaap_ProfitLoss",
       "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": "Provision for income taxes"
       }
      }
     },
     "localname": "IncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxPolicyTextBlock": {
     "auth_ref": [
      "r36",
      "r262",
      "r263",
      "r265",
      "r266",
      "r267",
      "r268"
     ],
     "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 Taxes"
       }
      }
     },
     "localname": "IncomeTaxPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesIncomeTaxesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_IncreaseDecreaseInAccruedLiabilities": {
     "auth_ref": [
      "r64"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 12.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the aggregate amount of expenses incurred but not yet paid.",
        "label": "Increase (decrease) in accrued interest payable and other liabilities"
       }
      }
     },
     "localname": "IncreaseDecreaseInAccruedLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInDeposits": {
     "auth_ref": [
      "r68",
      "r389"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 2.0,
       "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": "Net increase in deposits"
       }
      }
     },
     "localname": "IncreaseDecreaseInDeposits",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInInterestAndDividendsReceivable": {
     "auth_ref": [
      "r64"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 11.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the aggregate amount due to the entity in the form of unpaid interest and dividends.",
        "label": "Increase in accrued interest receivable and other assets",
        "negatedLabel": "Increase in accrued interest receivable and other assets"
       }
      }
     },
     "localname": "IncreaseDecreaseInInterestAndDividendsReceivable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInLoansHeldForSale": {
     "auth_ref": [
      "r61",
      "r64"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the value of loans or securitized loans that are held with the intention to sell in the near future.",
        "label": "Net decrease in loans",
        "negatedLabel": "Net decrease in loans"
       }
      }
     },
     "localname": "IncreaseDecreaseInLoansHeldForSale",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InformationTechnologyAndDataProcessing": {
     "auth_ref": [
      "r51"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 6.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of expenses incurred in the period for information technology and data processing products and services.",
        "label": "Data processing"
       }
      }
     },
     "localname": "InformationTechnologyAndDataProcessing",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestAndDividendIncomeOperating": {
     "auth_ref": [
      "r377"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "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": "Total interest income",
        "totalLabel": "Total interest income"
       }
      }
     },
     "localname": "InterestAndDividendIncomeOperating",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestAndDividendIncomeOperatingAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest income:"
       }
      }
     },
     "localname": "InterestAndDividendIncomeOperatingAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InterestAndDividendIncomeSecurities": {
     "auth_ref": [],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 2.0,
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of operating dividend and interest income, including amortization and accretion of premiums and discounts, on securities.",
        "label": "Interest on investment securities"
       }
      }
     },
     "localname": "InterestAndDividendIncomeSecurities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestAndFeeIncomeLoansAndLeases": {
     "auth_ref": [
      "r376"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "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 fees on loans"
       }
      }
     },
     "localname": "InterestAndFeeIncomeLoansAndLeases",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestAndOtherIncomeTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of interest income and income classified as other.",
        "label": "Noninterest income, segregated by revenue streams in-scope and out-of-scope of Topic 606"
       }
      }
     },
     "localname": "InterestAndOtherIncomeTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure9RevenueRecognitionNoninterestIncomeSegregatedByRevenueStreamsInScopeAndOutOfScopeOfTopic606Tables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_InterestBearingDepositLiabilities": {
     "auth_ref": [
      "r366"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_Deposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate of all domestic and foreign interest-bearing deposit liabilities.",
        "label": "Demand deposits, noninterest-bearing"
       }
      }
     },
     "localname": "InterestBearingDepositLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestBearingDepositsInBanks": {
     "auth_ref": [
      "r358",
      "r368"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_CashCashEquivalentsAndFederalFundsSold",
       "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 with banks"
       }
      }
     },
     "localname": "InterestBearingDepositsInBanks",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestExpense": {
     "auth_ref": [
      "r42",
      "r117",
      "r316",
      "r318",
      "r388"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "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": "Total interest expense",
        "totalLabel": "Total interest expense"
       }
      }
     },
     "localname": "InterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestExpenseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest expense:"
       }
      }
     },
     "localname": "InterestExpenseAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InterestExpenseDemandDepositAccounts": {
     "auth_ref": [
      "r387"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 2.0,
       "parentTag": "us-gaap_InterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest expense incurred on demand deposit accounts that represent borrowings rather than outstanding drafts.",
        "label": "Interest on demand deposits"
       }
      }
     },
     "localname": "InterestExpenseDemandDepositAccounts",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestExpenseSavingsDeposits": {
     "auth_ref": [
      "r387",
      "r434",
      "r435"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 3.0,
       "parentTag": "us-gaap_InterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest expense incurred on all savings account deposits.",
        "label": "Interest on savings deposits"
       }
      }
     },
     "localname": "InterestExpenseSavingsDeposits",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestExpenseTimeDeposits": {
     "auth_ref": [
      "r387",
      "r434",
      "r435"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 1.0,
       "parentTag": "us-gaap_InterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate interest expense incurred on time deposits, including certificates of deposits, in domestic offices.",
        "label": "Interest on time deposits"
       }
      }
     },
     "localname": "InterestExpenseTimeDeposits",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestIncomeDepositsWithFinancialInstitutions": {
     "auth_ref": [
      "r386",
      "r434",
      "r435"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 4.0,
       "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 on time deposits with other banks"
       }
      }
     },
     "localname": "InterestIncomeDepositsWithFinancialInstitutions",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss": {
     "auth_ref": [
      "r380"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
       "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": "Net interest income after provision (credit) for loan losses",
        "totalLabel": "Net interest income after provision (credit) for loan losses"
       }
      }
     },
     "localname": "InterestIncomeExpenseAfterProvisionForLoanLoss",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestIncomeExpenseNet": {
     "auth_ref": [
      "r378"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "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": "Net interest income",
        "totalLabel": "Net interest income"
       }
      }
     },
     "localname": "InterestIncomeExpenseNet",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestIncomeFederalFundsSold": {
     "auth_ref": [
      "r386",
      "r434",
      "r435"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 3.0,
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest income on federal funds sold. Federal funds sold represent the excess federal funds held by one commercial bank which it lends to another commercial bank, usually at an agreed-upon (federal funds) rate of interest. Such loans generally are of short-duration (overnight).",
        "label": "Interest on federal funds sold"
       }
      }
     },
     "localname": "InterestIncomeFederalFundsSold",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestPaid": {
     "auth_ref": [
      "r69"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to 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; classified as operating and investing activities.",
        "label": "Cash paid during the period for interest"
       }
      }
     },
     "localname": "InterestPaid",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestPayableCurrentAndNoncurrent": {
     "auth_ref": [
      "r367",
      "r402"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest payable on debt, including, but not limited to, trade payables.",
        "label": "Accrued interest payable"
       }
      }
     },
     "localname": "InterestPayableCurrentAndNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestReceivable": {
     "auth_ref": [
      "r21"
     ],
     "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"
       }
      }
     },
     "localname": "InterestReceivable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestReceivableNoncurrent": {
     "auth_ref": [
      "r7"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 7.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of noncurrent interest earned but not received. Also called accrued interest or accrued interest receivable.",
        "label": "Accrued interest receivable"
       }
      }
     },
     "localname": "InterestReceivableNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InternalCreditAssessmentAxis": {
     "auth_ref": [
      "r144",
      "r189",
      "r192",
      "r193",
      "r207",
      "r289"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by entity-defined rating.",
        "label": "Internal Credit Assessment [Axis]"
       }
      }
     },
     "localname": "InternalCreditAssessmentAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InternalCreditAssessmentDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Entity defined credit risk rating.",
        "label": "Internal Credit Assessment"
       }
      }
     },
     "localname": "InternalCreditAssessmentDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_InvestmentHoldingsTextBlock": {
     "auth_ref": [
      "r422",
      "r423",
      "r424",
      "r425",
      "r426"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for investment holdings. This includes the long positions of investments for the entity. It contains investments in affiliated and unaffiliated issuers. The investments include securities and non securities (i.e. commodities and futures contracts).",
        "label": "5. Investment Securities"
       }
      }
     },
     "localname": "InvestmentHoldingsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecurities"
     ],
     "xbrltype": "textBlockItemType"
    },
    "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": "Schedule of Investments Classified by Contractual Maturity Date"
       }
      }
     },
     "localname": "InvestmentsClassifiedByContractualMaturityDateTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LaborAndRelatedExpense": {
     "auth_ref": [
      "r48"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "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": "Salaries, wages and employee benefits"
       }
      }
     },
     "localname": "LaborAndRelatedExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_Liabilities": {
     "auth_ref": [
      "r18",
      "r72",
      "r122",
      "r177",
      "r209",
      "r210",
      "r211",
      "r213",
      "r214",
      "r215",
      "r216",
      "r217",
      "r218",
      "r219",
      "r278",
      "r283",
      "r284",
      "r308",
      "r320",
      "r321"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "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": "Total liabilities",
        "totalLabel": "Total liabilities"
       }
      }
     },
     "localname": "Liabilities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities:"
       }
      }
     },
     "localname": "LiabilitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilitiesAndStockholdersEquity": {
     "auth_ref": [
      "r16",
      "r72",
      "r177",
      "r308",
      "r322",
      "r361",
      "r400"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "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": "Total liabilities and shareholders' equity",
        "totalLabel": "Total liabilities and shareholders' equity"
       }
      }
     },
     "localname": "LiabilitiesAndStockholdersEquity",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesAndStockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities and Shareholders' Equity"
       }
      }
     },
     "localname": "LiabilitiesAndStockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LoanCommitmentsPolicy": {
     "auth_ref": [
      "r290",
      "r291"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for loan commitments accounted for as derivatives, including the methods and assumptions used to estimate fair value and any associated hedging strategies.",
        "label": "Loans"
       }
      }
     },
     "localname": "LoanCommitmentsPolicy",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesLoansPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LoansAndLeasesReceivableAllowance": {
     "auth_ref": [
      "r130",
      "r134",
      "r153",
      "r155"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_LoansAndLeasesReceivableNetReportedAmount",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.",
        "label": "Less allowance for loan losses",
        "negatedLabel": "Less allowance for loan losses",
        "verboseLabel": "Period-end amount allocated to: Total"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableAllowance",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy": {
     "auth_ref": [
      "r151"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for estimating the allowance for losses on loans and lease receivables. The disclosure may include (a) how the entity determines each element of the allowance, (b) which loans are evaluated individually and which loans are evaluated as a group, (c) how the entity determines both the allocated and unallocated portions of the allowance, (d) how the entity determines the loss factors applied to graded loans in order to develop a general allowance, and (e) what self-correcting mechanism the entity uses to reduce differences between estimated and actual losses.",
        "label": "Allowance For Loan Losses"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableAllowanceForLoanLossesPolicy",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesAllowanceForLoanLossesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LoansAndLeasesReceivableGrossCarryingAmount": {
     "auth_ref": [
      "r127"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.",
        "label": "Loans and Leases Receivable, Gross"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableGrossCarryingAmount",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome": {
     "auth_ref": [
      "r127",
      "r146"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_LoansAndLeasesReceivableNetReportedAmount",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.",
        "label": "Loans and Leases Receivable, Net of Deferred Income"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableNetOfDeferredIncome",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansAndLeasesReceivableNetReportedAmount": {
     "auth_ref": [
      "r127",
      "r370"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 5.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.",
        "label": "Net loans",
        "totalLabel": "Net loans"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableNetReportedAmount",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansAndLeasesReceivablePastDueStatusPolicy": {
     "auth_ref": [
      "r147"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of the accounting policy for past due status of loans and leases receivable.",
        "label": "Non-accrual and Past Due Loans."
       }
      }
     },
     "localname": "LoansAndLeasesReceivablePastDueStatusPolicy",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesNonAccrualAndPastDueLoansPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LoansHeldForSaleFairValueDisclosure": {
     "auth_ref": [],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 3.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "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",
        "verboseLabel": "Loans held for sale"
       }
      }
     },
     "localname": "LoansHeldForSaleFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansReceivableFairValueDisclosure": {
     "auth_ref": [
      "r154"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 4.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "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 held at fair value",
        "terseLabel": "Loans held at fair value"
       }
      }
     },
     "localname": "LoansReceivableFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_MarketingExpense": {
     "auth_ref": [
      "r49"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 4.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Expenditures for planning and executing the conception, pricing, promotion, and distribution of ideas, goods, and services. Costs of public relations and corporate promotions are typically considered to be marketing costs.",
        "label": "Marketing and public relations"
       }
      }
     },
     "localname": "MarketingExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivities": {
     "auth_ref": [
      "r62"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 3.0,
       "parentTag": "us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease",
       "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 financing activities",
        "totalLabel": "Net cash provided by financing activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInFinancingActivities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash flows from financing activities:"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInFinancingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivities": {
     "auth_ref": [
      "r62"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 2.0,
       "parentTag": "us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease",
       "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 investing activities",
        "totalLabel": "Net cash provided by investing activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInInvestingActivities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash flows from investing activities:"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInInvestingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivities": {
     "auth_ref": [
      "r62",
      "r63",
      "r66"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 1.0,
       "parentTag": "us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease",
       "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 used in operating activities",
        "totalLabel": "Net cash used in operating activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInOperatingActivities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash flows from operating activities:"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInOperatingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetIncomeLoss": {
     "auth_ref": [
      "r2",
      "r30",
      "r33",
      "r39",
      "r43",
      "r66",
      "r72",
      "r78",
      "r80",
      "r81",
      "r82",
      "r83",
      "r86",
      "r87",
      "r95",
      "r119",
      "r120",
      "r123",
      "r124",
      "r126",
      "r177",
      "r209",
      "r210",
      "r211",
      "r213",
      "r214",
      "r215",
      "r216",
      "r217",
      "r218",
      "r219",
      "r295",
      "r308",
      "r372",
      "r403"
     ],
     "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)"
       }
      }
     },
     "localname": "NetIncomeLoss",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure11GoingConcernDetails",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic": {
     "auth_ref": [
      "r80",
      "r81",
      "r82",
      "r83",
      "r89",
      "r90",
      "r96",
      "r99",
      "r119",
      "r120",
      "r123",
      "r124",
      "r126"
     ],
     "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": "Loss attributable to common stockholders, basic (numerator)",
        "verboseLabel": "Loss attributable to common stockholders, basic (numerator)"
       }
      }
     },
     "localname": "NetIncomeLossAvailableToCommonStockholdersBasic",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure2NetLossPerShareScheduleOfNetLossPerCommonShareDetails"
     ],
     "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"
       }
      }
     },
     "localname": "NewAccountingPronouncementsPolicyPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure4NewAuthoritativeAccountingGuidanceNewAccountingPronouncementsPolicyPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_NoninterestBearingDepositLiabilities": {
     "auth_ref": [
      "r366"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 2.0,
       "parentTag": "us-gaap_Deposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate amount of all domestic and foreign noninterest-bearing deposits liabilities held by the entity.",
        "label": "Demand deposits, interest-bearing"
       }
      }
     },
     "localname": "NoninterestBearingDepositLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoninterestExpense": {
     "auth_ref": [
      "r385"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 3.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total aggregate amount of all noninterest expense.",
        "label": "Total noninterest expense",
        "totalLabel": "Total noninterest expense"
       }
      }
     },
     "localname": "NoninterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoninterestExpenseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Noninterest expense:"
       }
      }
     },
     "localname": "NoninterestExpenseAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NoninterestIncome": {
     "auth_ref": [
      "r382"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 2.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
       "weight": 1.0
      }
     },
     "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": "Total noninterest income",
        "totalLabel": "Total noninterest income"
       }
      }
     },
     "localname": "NoninterestIncome",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoninterestIncomeAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Noninterest income:"
       }
      }
     },
     "localname": "NoninterestIncomeAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NoninterestIncomeOther": {
     "auth_ref": [
      "r382"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the total of noninterest income derived from certain activities and assets including (for example): (1) venture capital investments; (2) bank owned life insurance; (3) foreign currency transactions; and (4) mortgage servicing rights.",
        "label": "Noninterest income (out-of-scope of Topic 606)"
       }
      }
     },
     "localname": "NoninterestIncomeOther",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure9RevenueRecognitionNoninterestIncomeSegregatedByRevenueStreamsInScopeAndOutOfScopeOfTopic606Details"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoninterestIncomeOtherOperatingIncome": {
     "auth_ref": [
      "r41",
      "r371",
      "r407"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of revenue earned, classified as other, excluding interest income.",
        "label": "Total noninterest income {1}",
        "terseLabel": "Total noninterest income"
       }
      }
     },
     "localname": "NoninterestIncomeOtherOperatingIncome",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure9RevenueRecognitionNoninterestIncomeSegregatedByRevenueStreamsInScopeAndOutOfScopeOfTopic606Details"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OccupancyNet": {
     "auth_ref": [
      "r51",
      "r319",
      "r383"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "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 and equipment"
       }
      }
     },
     "localname": "OccupancyNet",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent": {
     "auth_ref": [
      "r275",
      "r276",
      "r281"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 2.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax and reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to parent entity. Excludes amounts related to other than temporary impairment (OTTI) loss.",
        "label": "Unrealized (losses) gains on available for sale securities, net of taxes"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax": {
     "auth_ref": [
      "r23",
      "r24"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after tax and before adjustment, of 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": "Unrealized holding gain arising during period, net of tax amount"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure3ChangesInAccumulatedOtherComprehensiveLossScheduleOfComponentsOfOtherComprehensiveLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesBeforeReclassificationAdjustmentsTax": {
     "auth_ref": [
      "r27"
     ],
     "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": "Unrealized holding gain arising during period, taxes"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossAvailableForSaleSecuritiesBeforeReclassificationAdjustmentsTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure3ChangesInAccumulatedOtherComprehensiveLossScheduleOfComponentsOfOtherComprehensiveLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossNetOfTax": {
     "auth_ref": [
      "r31",
      "r34",
      "r37",
      "r38",
      "r40",
      "r44",
      "r232",
      "r309",
      "r314",
      "r315",
      "r373",
      "r404"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax and reclassification adjustments of other comprehensive income (loss).",
        "label": "Other Comprehensive Income (Loss), Net of Tax"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax": {
     "auth_ref": [
      "r23",
      "r26",
      "r173"
     ],
     "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": "Other comprehensive loss, net, before tax amount"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure3ChangesInAccumulatedOtherComprehensiveLossScheduleOfComponentsOfOtherComprehensiveLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax": {
     "auth_ref": [
      "r23",
      "r26"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after tax and before 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": "Other comprehensive income loss, net, net after tax amount"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure3ChangesInAccumulatedOtherComprehensiveLossScheduleOfComponentsOfOtherComprehensiveLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax": {
     "auth_ref": [
      "r24",
      "r27"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before adjustment, of tax expense (benefit) for 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 tax expense (benefit) for unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.",
        "label": "Other comprehensive income loss, net, tax (expense) benefit"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure3ChangesInAccumulatedOtherComprehensiveLossScheduleOfComponentsOfOtherComprehensiveLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherExpenseFromRealEstatePartnershipOperations": {
     "auth_ref": [],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 7.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of selling, general, and administrative expenses, and other expenses, related to investments in real estate partnerships.",
        "label": "Other real estate expense"
       }
      }
     },
     "localname": "OtherExpenseFromRealEstatePartnershipOperations",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherExpenses": {
     "auth_ref": [
      "r50",
      "r411"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense classified as other.",
        "label": "Other"
       }
      }
     },
     "localname": "OtherExpenses",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherIncome": {
     "auth_ref": [
      "r410"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 6.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of revenue and income classified as other.",
        "label": "Other income"
       }
      }
     },
     "localname": "OtherIncome",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherIncomeMember": {
     "auth_ref": [
      "r288"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Primary financial statement caption encompassing other revenue.",
        "label": "Other Income {1}",
        "terseLabel": "Other Income"
       }
      }
     },
     "localname": "OtherIncomeMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure9RevenueRecognitionNoninterestIncomeSegregatedByRevenueStreamsInScopeAndOutOfScopeOfTopic606Details"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherNoninterestExpense": {
     "auth_ref": [
      "r385"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "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 operating"
       }
      }
     },
     "localname": "OtherNoninterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherRealEstate": {
     "auth_ref": [
      "r365"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 8.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount of other real estate not separately disclosed, including, but not limited to, real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. This does not include real estate assets taken in settlement of troubled loans through surrender or foreclosure.",
        "label": "Other real estate owned",
        "periodEndLabel": "Other Real Estate, Ending Balance",
        "periodStartLabel": "Other Real Estate, Beginning Balance"
       }
      }
     },
     "localname": "OtherRealEstate",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedOtherRealEstateRollForwardDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedScheduleOfComponentsOfOtherRealEstateOwnedDetails",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherRealEstateDisposals": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disposals of other real estate not separately disclosed, including, but not limited to, real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. This excludes real estate assets taken in settlement of troubled loans through surrender or foreclosure.",
        "label": "Sales",
        "negatedLabel": "Sales"
       }
      }
     },
     "localname": "OtherRealEstateDisposals",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedOtherRealEstateRollForwardDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherRealEstatePeriodIncreaseDecrease": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Change in carrying amount of other real estate not separately disclosed. The change includes for example, but is not limited to, additions, improvements, disposals and valuation adjustments.",
        "label": "Other Real Estate, Period Increase (Decrease)"
       }
      }
     },
     "localname": "OtherRealEstatePeriodIncreaseDecrease",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedOtherRealEstateRollForwardDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherRealEstateRollForwardTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the change in other real estate on properties owned. Excludes real estate assets taken in settlement of troubled loans through surrender or foreclosure by banks.",
        "label": "Other Real Estate, Roll Forward"
       }
      }
     },
     "localname": "OtherRealEstateRollForwardTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedOtherRealEstateRollForwardTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_OtherRealEstateValuationAdjustments": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Valuation adjustments made to other real estate not separately disclosed, including, but not limited to, real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. This excludes real estate assets taken in settlement of troubled loans through surrender or foreclosure.",
        "label": "Other Real Estate, Valuation Adjustments",
        "terseLabel": "Less: write-downs"
       }
      }
     },
     "localname": "OtherRealEstateValuationAdjustments",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedOtherRealEstateRollForwardDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherRevenueExpenseFromRealEstateOperations": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of other revenue (expense) derived from real estate investments partnerships.",
        "label": "Total {1}",
        "terseLabel": "Total"
       }
      }
     },
     "localname": "OtherRevenueExpenseFromRealEstateOperations",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PastDueFinancingReceivablesTableTextBlock": {
     "auth_ref": [
      "r149",
      "r150",
      "r186",
      "r194"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of aging analysis for financing receivable.",
        "label": "Schedule of Age Analysis of Past Due Loans"
       }
      }
     },
     "localname": "PastDueFinancingReceivablesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PaymentsToAcquirePropertyPlantAndEquipment": {
     "auth_ref": [
      "r58"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 5.0,
       "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": "Purchase of bank premises and equipment",
        "negatedLabel": "Purchase of bank premises and equipment"
       }
      }
     },
     "localname": "PaymentsToAcquirePropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PolicyTextBlockAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Policies"
       }
      }
     },
     "localname": "PolicyTextBlockAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_PreferredStockDividendRatePercentage": {
     "auth_ref": [
      "r227"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The percentage rate used to calculate dividend payments on preferred stock.",
        "label": "Preferred Stock, Dividend Rate, Percentage"
       }
      }
     },
     "localname": "PreferredStockDividendRatePercentage",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_PreferredStockParOrStatedValuePerShare": {
     "auth_ref": [
      "r9",
      "r226"
     ],
     "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"
       }
      }
     },
     "localname": "PreferredStockParOrStatedValuePerShare",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_PreferredStockSharesAuthorized": {
     "auth_ref": [
      "r9"
     ],
     "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"
       }
      }
     },
     "localname": "PreferredStockSharesAuthorized",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_PreferredStockSharesIssued": {
     "auth_ref": [
      "r9",
      "r226"
     ],
     "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"
       }
      }
     },
     "localname": "PreferredStockSharesIssued",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_PreferredStockSharesOutstanding": {
     "auth_ref": [
      "r9"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.",
        "label": "Preferred Stock, Shares Outstanding"
       }
      }
     },
     "localname": "PreferredStockSharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_PreferredStockValueOutstanding": {
     "auth_ref": [
      "r9"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 1.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value of all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by shareholders, which is net of related treasury stock. May be all or a portion of the number of preferred shares authorized. These shares represent the ownership interest of the preferred shareholders.",
        "label": "Preferred Stock Value"
       }
      }
     },
     "localname": "PreferredStockValueOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PrepaidExpenseAndOtherAssets": {
     "auth_ref": [],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 10.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets.",
        "label": "Prepaid expenses and other assets"
       }
      }
     },
     "localname": "PrepaidExpenseAndOtherAssets",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities": {
     "auth_ref": [
      "r54",
      "r55",
      "r158"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow from sale, 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 maturity and principal reductions of available-for-sale investment securities"
       }
      }
     },
     "localname": "ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities": {
     "auth_ref": [
      "r56",
      "r158"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow associated with the sale of debt and equity securities classified as available-for-sale securities.",
        "label": "Purchase of securities available-for-sale",
        "negatedLabel": "Purchase of securities available-for-sale"
       }
      }
     },
     "localname": "ProceedsFromSaleOfAvailableForSaleSecurities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfLoansHeldForSale": {
     "auth_ref": [
      "r59",
      "r61"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 9.0,
       "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 the sale of loans held-for-sale"
       }
      }
     },
     "localname": "ProceedsFromSaleOfLoansHeldForSale",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfOtherRealEstate": {
     "auth_ref": [
      "r57"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow associated with the sale of other real estate not otherwise defined in the taxonomy.",
        "label": "Proceeds from sale of other real estate"
       }
      }
     },
     "localname": "ProceedsFromSaleOfOtherRealEstate",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProfessionalFees": {
     "auth_ref": [
      "r420",
      "r421"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 5.0,
       "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 services"
       }
      }
     },
     "localname": "ProfessionalFees",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateDetails",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProfitLoss": {
     "auth_ref": [
      "r2",
      "r30",
      "r33",
      "r39",
      "r60",
      "r72",
      "r78",
      "r86",
      "r87",
      "r119",
      "r120",
      "r123",
      "r124",
      "r126",
      "r177",
      "r209",
      "r210",
      "r211",
      "r213",
      "r214",
      "r215",
      "r216",
      "r217",
      "r218",
      "r219",
      "r275",
      "r279",
      "r280",
      "r286",
      "r287",
      "r295",
      "r308",
      "r390"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      },
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 1.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.",
        "label": "Net loss",
        "totalLabel": "Net loss"
       }
      }
     },
     "localname": "ProfitLoss",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentNet": {
     "auth_ref": [
      "r5",
      "r6",
      "r202",
      "r322",
      "r394",
      "r401"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 6.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.",
        "label": "Bank premises and equipment, net"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentNet",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProvisionForLoanAndLeaseLosses": {
     "auth_ref": [
      "r64",
      "r131",
      "r379"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      },
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "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 (credit) for loan losses"
       }
      }
     },
     "localname": "ProvisionForLoanAndLeaseLosses",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProvisionForLoanLeaseAndOtherLosses": {
     "auth_ref": [
      "r64",
      "r131",
      "r379"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.",
        "label": "Provision for loan losses"
       }
      }
     },
     "localname": "ProvisionForLoanLeaseAndOtherLosses",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RealEstateInsurance": {
     "auth_ref": [
      "r51"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A contract to provide coverage or protection in exchange for a payment or \"premium\". Examples of insurance protection include liability and property insurance. The entity paying the premiums for the protection will have insurance expense and possibly an asset, Prepaid Insurance (if the premiums are paid in advance).",
        "label": "Insurance"
       }
      }
     },
     "localname": "RealEstateInsurance",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RealEstateOtherAdditions": {
     "auth_ref": [
      "r428"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of other additions excluding acquisition or improvement to real estate investments for entities with a substantial portion of business acquiring and holding investment real estate.",
        "label": "SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Other Addition",
        "terseLabel": "Additions, transfers from loans"
       }
      }
     },
     "localname": "RealEstateOtherAdditions",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedOtherRealEstateRollForwardDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RealEstateOwnedTextBlock": {
     "auth_ref": [
      "r128"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for real estate owned (as defined). Generally, the largest component of real estate owned by lenders is assets taken in settlement of troubled loans through surrender or foreclosure. Real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned.",
        "label": "7. Other Real Estate Owned"
       }
      }
     },
     "localname": "RealEstateOwnedTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwned"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RealEstateTaxExpense": {
     "auth_ref": [
      "r261"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A tax based on the assessed value of real estate by the local government. The tax is usually based on the value of property (including the land).",
        "label": "Real estate taxes"
       }
      }
     },
     "localname": "RealEstateTaxExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RetainedEarningsAccumulatedDeficit": {
     "auth_ref": [
      "r12",
      "r233",
      "r260",
      "r322",
      "r399",
      "r417",
      "r419"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "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": "Accumulated deficit"
       }
      }
     },
     "localname": "RetainedEarningsAccumulatedDeficit",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RetainedEarningsMember": {
     "auth_ref": [
      "r0",
      "r75",
      "r76",
      "r77",
      "r79",
      "r85",
      "r87",
      "r178",
      "r257",
      "r258",
      "r259",
      "r269",
      "r270",
      "r293",
      "r414",
      "r416"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.",
        "label": "Retained Earnings"
       }
      }
     },
     "localname": "RetainedEarningsMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerTextBlock": {
     "auth_ref": [
      "r234",
      "r235",
      "r236",
      "r237",
      "r238",
      "r239",
      "r240",
      "r241",
      "r242",
      "r244"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure of revenue from contract with customer to transfer good or service and to transfer nonfinancial asset. Includes, but is not limited to, disaggregation of revenue, credit loss recognized from contract with customer, judgment and change in judgment related to contract with customer, and asset recognized from cost incurred to obtain or fulfill contract with customer. Excludes insurance and lease contracts.",
        "label": "9. Revenue Recognition"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure9RevenueRecognition"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock": {
     "auth_ref": [
      "r20"
     ],
     "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"
       }
      }
     },
     "localname": "ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAccountsNotesLoansAndFinancingReceivableTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value.",
        "label": "Schedule of Available-for-sale Securities Reconciliation"
       }
      }
     },
     "localname": "ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfComprehensiveIncomeLossTableTextBlock": {
     "auth_ref": [
      "r22"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions  designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans.",
        "label": "Schedule of Components of Other Comprehensive Loss"
       }
      }
     },
     "localname": "ScheduleOfComprehensiveIncomeLossTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure3ChangesInAccumulatedOtherComprehensiveLossScheduleOfComponentsOfOtherComprehensiveLossTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock": {
     "auth_ref": [
      "r99"
     ],
     "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 Net Loss per Common Share"
       }
      }
     },
     "localname": "ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure2NetLossPerShareScheduleOfNetLossPerCommonShareTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfSubsequentEventsTextBlock": {
     "auth_ref": [
      "r323"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of 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, losses resulting from fire or flood, losses on receivables, significant realized and unrealized gains and losses that result from changes in quoted market prices of securities, declines in market prices of inventory, changes in authorized or issued debt (SEC), significant foreign exchange rate changes, substantial loans to insiders or affiliates, significant long-term investments, and substantial dividends not in the ordinary course of business.",
        "label": "12. Subsequent Events"
       }
      }
     },
     "localname": "ScheduleOfSubsequentEventsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure12SubsequentEvents"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock": {
     "auth_ref": [
      "r171"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For all investments in an unrealized loss position, including those for which other-than-temporary impairments have not been recognized in earnings (including investments for which a portion of an other-than-temporary impairment has been recognized in other comprehensive income), a tabular disclosure of the aggregate related fair value of investments with unrealized losses and the aggregate amount of unrealized losses (that is, the amount by which amortized cost basis exceeds fair value).",
        "label": "Schedule of Continuous Unrealized Loss Positions on Held-To-Maturity Investments"
       }
      }
     },
     "localname": "ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SeriesAPreferredStockMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Outstanding nonredeemable series A preferred stock or outstanding series A 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 A Preferred Stock"
       }
      }
     },
     "localname": "SeriesAPreferredStockMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "domainItemType"
    },
    "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"
       }
      }
     },
     "localname": "SeriesBPreferredStockMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ServicingAsset": {
     "auth_ref": [
      "r340"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "order": 9.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate amount of servicing assets that are subsequently measured at fair value and servicing assets that are subsequently measured using the amortization method.",
        "label": "Servicing asset",
        "terseLabel": "Servicing asset"
       }
      }
     },
     "localname": "ServicingAsset",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ServicingAssetAtAmortizedValueAmortization1": {
     "auth_ref": [
      "r348"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of amortization of contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.",
        "label": "Amortization of servicing asset"
       }
      }
     },
     "localname": "ServicingAssetAtAmortizedValueAmortization1",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "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, Beginning Balance",
        "periodEndLabel": "Shares, Outstanding, Ending Balance",
        "periodStartLabel": "Shares, Outstanding, Beginning Balance"
       }
      }
     },
     "localname": "SharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_SignificantAccountingPoliciesTextBlock": {
     "auth_ref": [
      "r70",
      "r74"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for all significant accounting policies of the reporting entity.",
        "label": "1. Summary of Significant Accounting Policies"
       }
      }
     },
     "localname": "SignificantAccountingPoliciesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SpecialMentionMember": {
     "auth_ref": [
      "r144",
      "r189"
     ],
     "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"
       }
      }
     },
     "localname": "SpecialMentionMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_StatementClassOfStockAxis": {
     "auth_ref": [
      "r8",
      "r9",
      "r10",
      "r71",
      "r72",
      "r92",
      "r93",
      "r94",
      "r97",
      "r99",
      "r107",
      "r108",
      "r109",
      "r177",
      "r209",
      "r213",
      "r214",
      "r215",
      "r218",
      "r219",
      "r226",
      "r227",
      "r229",
      "r230",
      "r232",
      "r308",
      "r434"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by the different classes of stock of the entity.",
        "label": "Class of Stock [Axis]"
       }
      }
     },
     "localname": "StatementClassOfStockAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementEquityComponentsAxis": {
     "auth_ref": [
      "r0",
      "r19",
      "r37",
      "r38",
      "r39",
      "r75",
      "r76",
      "r77",
      "r79",
      "r85",
      "r87",
      "r106",
      "r178",
      "r232",
      "r233",
      "r257",
      "r258",
      "r259",
      "r269",
      "r270",
      "r293",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r315",
      "r414",
      "r415",
      "r416",
      "r449"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by component of equity.",
        "label": "Equity Components [Axis]"
       }
      }
     },
     "localname": "StatementEquityComponentsAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "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]"
       }
      }
     },
     "localname": "StatementLineItems",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure10RegulatoryDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedOtherRealEstateRollForwardDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedScheduleOfComponentsOfOtherRealEstateOwnedDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementsNonrecurringDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure9RevenueRecognitionNoninterestIncomeSegregatedByRevenueStreamsInScopeAndOutOfScopeOfTopic606Details",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementTable": {
     "auth_ref": [
      "r75",
      "r76",
      "r77",
      "r106",
      "r357"
     ],
     "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"
       }
      }
     },
     "localname": "StatementTable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure10RegulatoryDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfAvailableForSaleSecuritiesReconciliationDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfContinuousUnrealizedLossPositionsOnHeldToMaturityInvestmentsDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure5InvestmentSecuritiesScheduleOfInvestmentsClassifiedByContractualMaturityDateDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesFinancingReceivableAllowanceForCreditLossDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfImpairedLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedComponentsOfNetExpenseOfOtherRealEstateDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedOtherRealEstateRollForwardDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure7OtherRealEstateOwnedScheduleOfComponentsOfOtherRealEstateOwnedDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueAssetsMeasuredOnRecurringBasisDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementsNonrecurringDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure9RevenueRecognitionNoninterestIncomeSegregatedByRevenueStreamsInScopeAndOutOfScopeOfTopic606Details",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheetsParenthetical",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StockIssuedDuringPeriodSharesNewIssues": {
     "auth_ref": [
      "r9",
      "r10",
      "r232",
      "r233"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of new stock issued during the period.",
        "label": "Stock Issued During Period, Shares, New Issues"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodSharesNewIssues",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockIssuedDuringPeriodValueNewIssues": {
     "auth_ref": [
      "r9",
      "r10",
      "r232",
      "r233"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.",
        "label": "Stock Issued During Period, Value, New Issues"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodValueNewIssues",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockholdersEquity": {
     "auth_ref": [
      "r10",
      "r14",
      "r15",
      "r72",
      "r152",
      "r177",
      "r308",
      "r322"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets": {
       "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": "Total shareholders' equity",
        "periodEndLabel": "Stockholders' Equity Attributable to Parent, Ending Balance",
        "periodStartLabel": "Stockholders' Equity Attributable to Parent, Beginning Balance",
        "totalLabel": "Total shareholders' equity"
       }
      }
     },
     "localname": "StockholdersEquity",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets",
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Shareholders' equity:"
       }
      }
     },
     "localname": "StockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedBalanceSheets"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest": {
     "auth_ref": [
      "r0",
      "r1",
      "r38",
      "r72",
      "r75",
      "r76",
      "r77",
      "r79",
      "r85",
      "r177",
      "r178",
      "r233",
      "r257",
      "r258",
      "r259",
      "r269",
      "r270",
      "r273",
      "r274",
      "r285",
      "r293",
      "r308",
      "r309",
      "r310",
      "r315",
      "r415",
      "r416",
      "r449"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.",
        "label": "Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Beginning Balance",
        "periodEndLabel": "Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Ending Balance",
        "periodStartLabel": "Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Beginning Balance"
       }
      }
     },
     "localname": "StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfStockholdersEquity"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SubstandardMember": {
     "auth_ref": [
      "r144",
      "r189"
     ],
     "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"
       }
      }
     },
     "localname": "SubstandardMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfBankLoansByClassAccordingToCreditQualityDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SubstantialDoubtAboutGoingConcernTextBlock": {
     "auth_ref": [
      "r3"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure when substantial doubt is raised about the ability to continue as a going concern. Includes, but is not limited to, principal conditions or events that raised substantial doubt about the ability to continue as a going concern, management's evaluation of the significance of those conditions or events in relation to the ability to meet its obligations, and management's plans that alleviated or are intended to mitigate the conditions or events that raise substantial doubt about the ability to continue as a going concern.",
        "label": "11. Going Concern"
       }
      }
     },
     "localname": "SubstantialDoubtAboutGoingConcernTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure11GoingConcern"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SupplementalCashFlowElementsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Supplemental disclosure of cash flow information:"
       }
      }
     },
     "localname": "SupplementalCashFlowElementsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfCashFlows"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SuppliesAndPostageExpense": {
     "auth_ref": [
      "r385"
     ],
     "calculation": {
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations": {
       "order": 3.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate amount of expenses directly related to the supplies and postage.",
        "label": "Office operations and supplies"
       }
      }
     },
     "localname": "SuppliesAndPostageExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TableTextBlockSupplementAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Tables/Schedules"
       }
      }
     },
     "localname": "TableTextBlockSupplementAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_TextBlockAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Details"
       }
      }
     },
     "localname": "TextBlockAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_TierOneLeverageCapitalToAverageAssets": {
     "auth_ref": [
      "r396"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of Tier 1 capital to average assets as defined by regulatory framework.",
        "label": "Regulatory"
       }
      }
     },
     "localname": "TierOneLeverageCapitalToAverageAssets",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure10RegulatoryDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure11GoingConcernDetails"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_TimeDeposits": {
     "auth_ref": [
      "r366",
      "r395"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit liabilities, including certificates of deposit.",
        "label": "Time deposits",
        "verboseLabel": "Time deposits"
       }
      }
     },
     "localname": "TimeDeposits",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueByBalanceSheetGroupingDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain": {
     "auth_ref": [
      "r167",
      "r168",
      "r174",
      "r175",
      "r176",
      "r223",
      "r231",
      "r292",
      "r325",
      "r326",
      "r327",
      "r328",
      "r329",
      "r330",
      "r331",
      "r332",
      "r333",
      "r334",
      "r335",
      "r336",
      "r337",
      "r338",
      "r339",
      "r341",
      "r342",
      "r343",
      "r344",
      "r345",
      "r346",
      "r347",
      "r348",
      "r349",
      "r350",
      "r351",
      "r352",
      "r353",
      "r354",
      "r355",
      "r434",
      "r435",
      "r436",
      "r437",
      "r438",
      "r439",
      "r440"
     ],
     "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"
       }
      }
     },
     "localname": "TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure6LoansAndAllowanceForLoanLossesScheduleOfAgeAnalysisOfPastDueLoansDetails",
      "http://ubsiinc.com/20180331/role/idr_Disclosure8FairValueFairValueMeasurementInputsAndValuationTechniquesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_UseOfEstimates": {
     "auth_ref": [
      "r110",
      "r111",
      "r112",
      "r113",
      "r114",
      "r115",
      "r116"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for the use of estimates in the preparation of financial statements in conformity with generally accepted accounting principles.",
        "label": "Management's Use of Estimates"
       }
      }
     },
     "localname": "UseOfEstimates",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure1SummaryOfSignificantAccountingPoliciesManagementSUseOfEstimatesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding": {
     "auth_ref": [
      "r91",
      "r99"
     ],
     "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 (denominator)"
       }
      }
     },
     "localname": "WeightedAverageNumberOfDilutedSharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure2NetLossPerShareScheduleOfNetLossPerCommonShareDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS).",
        "label": "Weighted average number of common shares outstanding"
       }
      }
     },
     "localname": "WeightedAverageNumberOfShareOutstandingBasicAndDiluted",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_StatementConsolidatedStatementsOfOperations"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic": {
     "auth_ref": [
      "r89",
      "r99"
     ],
     "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 (denominator)",
        "verboseLabel": "Weighted Average Number of Shares Outstanding, Basic (denominator)"
       }
      }
     },
     "localname": "WeightedAverageNumberOfSharesOutstandingBasic",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://ubsiinc.com/20180331/role/idr_Disclosure2NetLossPerShareScheduleOfNetLossPerCommonShareDetails"
     ],
     "xbrltype": "sharesItemType"
    }
   },
   "unitCount": 4
  }
 },
 "std_ref": {
  "r0": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "105",
   "URI": "http://asc.fasb.org/extlink&oid=124434974&loc=SL124442142-165695"
  },
  "r1": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "105",
   "URI": "http://asc.fasb.org/extlink&oid=124434974&loc=SL124442142-165695"
  },
  "r10": {
   "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"
  },
  "r100": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257"
  },
  "r101": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=124432515&loc=d3e3630-109257"
  },
  "r102": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=109243012&loc=SL65017193-207537"
  },
  "r103": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125512782&loc=d3e3842-109258"
  },
  "r104": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "52",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125512782&loc=d3e4984-109258"
  },
  "r105": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "260",
   "URI": "http://asc.fasb.org/topic&trid=2144383"
  },
  "r106": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=125520817&loc=d3e70191-108054"
  },
  "r107": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=125520817&loc=d3e70229-108054"
  },
  "r108": {
   "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"
  },
  "r109": {
   "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"
  },
  "r11": {
   "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"
  },
  "r110": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592"
  },
  "r111": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592"
  },
  "r112": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6161-108592"
  },
  "r113": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6191-108592"
  },
  "r114": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6061-108592"
  },
  "r115": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6132-108592"
  },
  "r116": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e6143-108592"
  },
  "r117": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599"
  },
  "r118": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599"
  },
  "r119": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599"
  },
  "r12": {
   "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"
  },
  "r120": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8906-108599"
  },
  "r121": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8906-108599"
  },
  "r122": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8906-108599"
  },
  "r123": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "31",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8924-108599"
  },
  "r124": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599"
  },
  "r125": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599"
  },
  "r126": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599"
  },
  "r127": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522"
  },
  "r128": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=124259787&loc=d3e4437-111522"
  },
  "r129": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524"
  },
  "r13": {
   "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"
  },
  "r130": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524"
  },
  "r131": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524"
  },
  "r132": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(3)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524"
  },
  "r133": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(4)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524"
  },
  "r134": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524"
  },
  "r135": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524"
  },
  "r136": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524"
  },
  "r137": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953550-111524"
  },
  "r138": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(3)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524"
  },
  "r139": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(4)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524"
  },
  "r14": {
   "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"
  },
  "r140": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524"
  },
  "r141": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524"
  },
  "r142": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524"
  },
  "r143": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5258-111524"
  },
  "r144": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "29",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953659-111524"
  },
  "r145": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5066-111524"
  },
  "r146": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5074-111524"
  },
  "r147": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5093-111524"
  },
  "r148": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5111-111524"
  },
  "r149": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5111-111524"
  },
  "r15": {
   "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"
  },
  "r150": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953401-111524"
  },
  "r151": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5144-111524"
  },
  "r152": {
   "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=122038336&loc=d3e74512-122707"
  },
  "r153": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 6.L.1)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=122038336&loc=d3e74567-122707"
  },
  "r154": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/subtopic&trid=2196772"
  },
  "r155": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)(1)(ii)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544"
  },
  "r156": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "310",
   "URI": "http://asc.fasb.org/topic&trid=2196771"
  },
  "r157": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=124260329&loc=d3e26610-111562"
  },
  "r158": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=124260329&loc=d3e26853-111562"
  },
  "r159": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563"
  },
  "r16": {
   "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"
  },
  "r160": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(aa)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563"
  },
  "r161": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563"
  },
  "r162": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563"
  },
  "r163": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563"
  },
  "r164": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27198-111563"
  },
  "r165": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27198-111563"
  },
  "r166": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27198-111563"
  },
  "r167": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27232-111563"
  },
  "r168": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=SL120269820-111563"
  },
  "r169": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27290-111563"
  },
  "r17": {
   "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"
  },
  "r170": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(3)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27290-111563"
  },
  "r171": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27290-111563"
  },
  "r172": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27337-111563"
  },
  "r173": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27357-111563"
  },
  "r174": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "321",
   "URI": "http://asc.fasb.org/extlink&oid=123583765&loc=SL75117539-209714"
  },
  "r175": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "321",
   "URI": "http://asc.fasb.org/extlink&oid=123583765&loc=SL75117539-209714"
  },
  "r176": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "321",
   "URI": "http://asc.fasb.org/extlink&oid=123583765&loc=SL75117539-209714"
  },
  "r177": {
   "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"
  },
  "r178": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437"
  },
  "r179": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446"
  },
  "r18": {
   "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"
  },
  "r180": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919244-210447"
  },
  "r181": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447"
  },
  "r182": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447"
  },
  "r183": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447"
  },
  "r184": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(f)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447"
  },
  "r185": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447"
  },
  "r186": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919253-210447"
  },
  "r187": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919258-210447"
  },
  "r188": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919258-210447"
  },
  "r189": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447"
  },
  "r19": {
   "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"
  },
  "r190": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124267575&loc=SL82921833-210448"
  },
  "r191": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124267575&loc=SL82921835-210448"
  },
  "r192": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124267575&loc=SL82921842-210448"
  },
  "r193": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "79",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448"
  },
  "r194": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "80",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124267575&loc=SL82922355-210448"
  },
  "r195": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454"
  },
  "r196": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124269663&loc=SL82922888-210455"
  },
  "r197": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124269663&loc=SL82922895-210455"
  },
  "r198": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124269663&loc=SL82922900-210455"
  },
  "r199": {
   "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"
  },
  "r2": {
   "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"
  },
  "r20": {
   "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"
  },
  "r200": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=123351718&loc=d3e2420-110228"
  },
  "r201": {
   "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"
  },
  "r202": {
   "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"
  },
  "r203": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230"
  },
  "r204": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r205": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r206": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=121557415&loc=d3e14615-108349"
  },
  "r207": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(4)",
   "Topic": "460",
   "URI": "http://asc.fasb.org/extlink&oid=124440162&loc=d3e12069-110248"
  },
  "r208": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "460",
   "URI": "http://asc.fasb.org/extlink&oid=123368208&loc=d3e12565-110249"
  },
  "r209": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(i))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756"
  },
  "r21": {
   "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"
  },
  "r210": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(ii))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756"
  },
  "r211": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(iii)(A))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756"
  },
  "r212": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(iii))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756"
  },
  "r213": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(iv))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756"
  },
  "r214": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(5))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756"
  },
  "r215": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(i))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756"
  },
  "r216": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(A))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756"
  },
  "r217": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(B))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756"
  },
  "r218": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(iv))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756"
  },
  "r219": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(5))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756"
  },
  "r22": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e526-108580"
  },
  "r220": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611"
  },
  "r221": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611"
  },
  "r222": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1F",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495355-112611"
  },
  "r223": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1I",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495371-112611"
  },
  "r224": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "69B",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612"
  },
  "r225": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "69C",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612"
  },
  "r226": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644"
  },
  "r227": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644"
  },
  "r228": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644"
  },
  "r229": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644"
  },
  "r23": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580"
  },
  "r230": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=SL123496171-112644"
  },
  "r231": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=SL123496189-112644"
  },
  "r232": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=d3e21463-112644"
  },
  "r233": {
   "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"
  },
  "r234": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130551-203045"
  },
  "r235": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045"
  },
  "r236": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045"
  },
  "r237": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045"
  },
  "r238": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045"
  },
  "r239": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045"
  },
  "r24": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580"
  },
  "r240": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(2)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130556-203045"
  },
  "r241": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130558-203045"
  },
  "r242": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130550-203045"
  },
  "r243": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123410239&loc=SL49130690-203046-203046"
  },
  "r244": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "606",
   "URI": "http://asc.fasb.org/topic&trid=49130388"
  },
  "r245": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(i)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r246": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(ii)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r247": {
   "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=123447040&loc=d3e1928-114920"
  },
  "r248": {
   "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=123447040&loc=d3e1928-114920"
  },
  "r249": {
   "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=123447040&loc=d3e1928-114920"
  },
  "r25": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580"
  },
  "r250": {
   "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=123447040&loc=d3e1928-114920"
  },
  "r251": {
   "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=123447040&loc=d3e1928-114920"
  },
  "r252": {
   "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=123447040&loc=d3e1928-114920"
  },
  "r253": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=123450688&loc=d3e4179-114921"
  },
  "r254": {
   "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"
  },
  "r255": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(f)(3)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947"
  },
  "r256": {
   "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"
  },
  "r257": {
   "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"
  },
  "r258": {
   "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"
  },
  "r259": {
   "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"
  },
  "r26": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e637-108580"
  },
  "r260": {
   "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"
  },
  "r261": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "720",
   "URI": "http://asc.fasb.org/extlink&oid=6419918&loc=d3e35301-107843"
  },
  "r262": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=123427490&loc=d3e32247-109318"
  },
  "r263": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=123427490&loc=d3e32280-109318"
  },
  "r264": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32672-109319"
  },
  "r265": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32809-109319"
  },
  "r266": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "19",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32840-109319"
  },
  "r267": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32847-109319"
  },
  "r268": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32639-109319"
  },
  "r269": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)(2)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=123459177&loc=SL121830611-158277"
  },
  "r27": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e640-108580"
  },
  "r270": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)(3)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=123459177&loc=SL121830611-158277"
  },
  "r271": {
   "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=122134291&loc=d3e330036-122817"
  },
  "r272": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=123586238&loc=d3e38679-109324"
  },
  "r273": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=123454820&loc=SL4568447-111683"
  },
  "r274": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=123454820&loc=SL4568740-111683"
  },
  "r275": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "19",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=123454820&loc=SL4569616-111683"
  },
  "r276": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=123454820&loc=SL4569643-111683"
  },
  "r277": {
   "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"
  },
  "r278": {
   "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"
  },
  "r279": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r28": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e681-108580"
  },
  "r280": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r281": {
   "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"
  },
  "r282": {
   "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"
  },
  "r283": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bb)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=123419778&loc=d3e5710-111685"
  },
  "r284": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=123419778&loc=d3e5710-111685"
  },
  "r285": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4I",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=120409616&loc=SL4590271-111686"
  },
  "r286": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4J",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=120409616&loc=SL4591551-111686"
  },
  "r287": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4K",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=120409616&loc=SL4591552-111686"
  },
  "r288": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4F",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=125515794&loc=SL5624186-113959"
  },
  "r289": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4K",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(4)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=125515794&loc=SL5708775-113959"
  },
  "r29": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669686-108580"
  },
  "r290": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.DD)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=116879480&loc=d3e417888-122833"
  },
  "r291": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=116879480&loc=d3e417888-122833"
  },
  "r292": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(f)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=123477628&loc=d3e90205-114008"
  },
  "r293": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(e)(3)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011"
  },
  "r294": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(e)(4)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011"
  },
  "r295": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(f)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011"
  },
  "r296": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258"
  },
  "r297": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258"
  },
  "r298": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258"
  },
  "r299": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)(1)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258"
  },
  "r3": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "40",
   "Topic": "205",
   "URI": "http://asc.fasb.org/subtopic&trid=51888271"
  },
  "r30": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669619-108580"
  },
  "r300": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)(2)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258"
  },
  "r301": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258"
  },
  "r302": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258"
  },
  "r303": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258"
  },
  "r304": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19279-110258"
  },
  "r305": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=SL6742756-110258"
  },
  "r306": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "820",
   "URI": "http://asc.fasb.org/topic&trid=2155941"
  },
  "r307": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=123594938&loc=d3e13467-108611"
  },
  "r308": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=123596393&loc=d3e14064-108612"
  },
  "r309": {
   "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"
  },
  "r31": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669619-108580"
  },
  "r310": {
   "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"
  },
  "r311": {
   "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"
  },
  "r312": {
   "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"
  },
  "r313": {
   "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"
  },
  "r314": {
   "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"
  },
  "r315": {
   "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"
  },
  "r316": {
   "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"
  },
  "r317": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=124435984&loc=d3e28541-108399"
  },
  "r318": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=124435984&loc=d3e28555-108399"
  },
  "r319": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "840",
   "URI": "http://asc.fasb.org/extlink&oid=123386454&loc=d3e45280-112737"
  },
  "r32": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669619-108580"
  },
  "r320": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "852",
   "URI": "http://asc.fasb.org/extlink&oid=124433192&loc=SL2890621-112765"
  },
  "r321": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "852",
   "URI": "http://asc.fasb.org/extlink&oid=124433192&loc=SL2890621-112765"
  },
  "r322": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "852",
   "URI": "http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766"
  },
  "r323": {
   "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"
  },
  "r324": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "855",
   "URI": "http://asc.fasb.org/extlink&oid=6842918&loc=SL6314020-165662"
  },
  "r325": {
   "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"
  },
  "r326": {
   "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"
  },
  "r327": {
   "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"
  },
  "r328": {
   "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"
  },
  "r329": {
   "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"
  },
  "r33": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669625-108580"
  },
  "r330": {
   "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"
  },
  "r331": {
   "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"
  },
  "r332": {
   "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"
  },
  "r333": {
   "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"
  },
  "r334": {
   "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"
  },
  "r335": {
   "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"
  },
  "r336": {
   "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"
  },
  "r337": {
   "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"
  },
  "r338": {
   "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"
  },
  "r339": {
   "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"
  },
  "r34": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669625-108580"
  },
  "r340": {
   "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"
  },
  "r341": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122625-111746"
  },
  "r342": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122625-111746"
  },
  "r343": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122625-111746"
  },
  "r344": {
   "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=125521744&loc=d3e122625-111746"
  },
  "r345": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746"
  },
  "r346": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746"
  },
  "r347": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746"
  },
  "r348": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(4)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746"
  },
  "r349": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(5)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746"
  },
  "r35": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e557-108580"
  },
  "r350": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(6)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746"
  },
  "r351": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(7)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746"
  },
  "r352": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(b)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746"
  },
  "r353": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(e)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746"
  },
  "r354": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(e)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746"
  },
  "r355": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(e)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746"
  },
  "r356": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "910",
   "URI": "http://asc.fasb.org/extlink&oid=123353855&loc=SL119991595-234733"
  },
  "r357": {
   "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"
  },
  "r358": {
   "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"
  },
  "r359": {
   "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"
  },
  "r36": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124431353&loc=SL116659661-227067"
  },
  "r360": {
   "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"
  },
  "r361": {
   "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"
  },
  "r362": {
   "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"
  },
  "r363": {
   "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"
  },
  "r364": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.1,2,3)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r365": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.10(4))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r366": {
   "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"
  },
  "r367": {
   "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"
  },
  "r368": {
   "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"
  },
  "r369": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.3)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r37": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124431353&loc=SL124442407-227067"
  },
  "r370": {
   "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"
  },
  "r371": {
   "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"
  },
  "r372": {
   "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"
  },
  "r373": {
   "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"
  },
  "r374": {
   "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"
  },
  "r375": {
   "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"
  },
  "r376": {
   "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"
  },
  "r377": {
   "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"
  },
  "r378": {
   "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"
  },
  "r379": {
   "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"
  },
  "r38": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124431353&loc=SL124442411-227067"
  },
  "r380": {
   "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"
  },
  "r381": {
   "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"
  },
  "r382": {
   "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"
  },
  "r383": {
   "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"
  },
  "r384": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.14(d))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r385": {
   "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"
  },
  "r386": {
   "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"
  },
  "r387": {
   "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"
  },
  "r388": {
   "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"
  },
  "r389": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "230",
   "Subparagraph": "(b)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=123398031&loc=d3e60009-112784"
  },
  "r39": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124431353&loc=SL124452729-227067"
  },
  "r390": {
   "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"
  },
  "r391": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Subparagraph": "(a)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=123599081&loc=SL120269850-112803"
  },
  "r392": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Subparagraph": "(b)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=123599081&loc=SL120269850-112803"
  },
  "r393": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Subparagraph": "(c)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=123599081&loc=SL120269850-112803"
  },
  "r394": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "360",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=124429447&loc=SL124453093-239630"
  },
  "r395": {
   "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"
  },
  "r396": {
   "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"
  },
  "r397": {
   "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"
  },
  "r398": {
   "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"
  },
  "r399": {
   "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"
  },
  "r4": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765"
  },
  "r40": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124507222&loc=d3e1436-108581"
  },
  "r400": {
   "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"
  },
  "r401": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(8))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r402": {
   "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"
  },
  "r403": {
   "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"
  },
  "r404": {
   "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"
  },
  "r405": {
   "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"
  },
  "r406": {
   "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"
  },
  "r407": {
   "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"
  },
  "r408": {
   "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"
  },
  "r409": {
   "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"
  },
  "r41": {
   "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=123367319&loc=SL114868656-224227"
  },
  "r410": {
   "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"
  },
  "r411": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04.7)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r412": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(d)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124506351&loc=SL117782755-158439"
  },
  "r413": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "29F",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "40",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124504033&loc=SL117819544-158441"
  },
  "r414": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(e)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r415": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(f)(1)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r416": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(f)(2)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r417": {
   "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=124501264&loc=SL117420844-207641"
  },
  "r418": {
   "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=124501264&loc=SL117420844-207641"
  },
  "r419": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(h)(2)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r42": {
   "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=123367319&loc=SL114868664-224227"
  },
  "r420": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "220",
   "Subparagraph": "(k)",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=124433917&loc=SL114874205-224268"
  },
  "r421": {
   "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"
  },
  "r422": {
   "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=122147990&loc=d3e611133-123010"
  },
  "r423": {
   "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=122147990&loc=d3e611197-123010"
  },
  "r424": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-13)",
   "Topic": "946",
   "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=d3e611282-123010"
  },
  "r425": {
   "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=122147990&loc=SL120429264-123010"
  },
  "r426": {
   "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=122147990&loc=d3e611322-123010"
  },
  "r427": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "450",
   "Topic": "954",
   "URI": "http://asc.fasb.org/extlink&oid=6491354&loc=d3e6049-115624"
  },
  "r428": {
   "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"
  },
  "r429": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "310",
   "Subparagraph": "(c)",
   "Topic": "976",
   "URI": "http://asc.fasb.org/extlink&oid=6497875&loc=d3e22274-108663"
  },
  "r43": {
   "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=123367319&loc=SL114868664-224227"
  },
  "r430": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "310",
   "Subparagraph": "(b)",
   "Topic": "978",
   "URI": "http://asc.fasb.org/extlink&oid=123360121&loc=d3e27327-108691"
  },
  "r431": {
   "Name": "Form 10-Q",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "308",
   "Subsection": "a"
  },
  "r432": {
   "Name": "Forms 10-K, 10-Q, 20-F",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "13",
   "Subsection": "a-1"
  },
  "r433": {
   "Name": "Regulation 12B",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b-2"
  },
  "r434": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1402"
  },
  "r435": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(b)",
   "Publisher": "SEC",
   "Section": "1402",
   "Subparagraph": "(1)"
  },
  "r436": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(b)",
   "Publisher": "SEC",
   "Section": "1402",
   "Subparagraph": "(2)"
  },
  "r437": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(b)",
   "Publisher": "SEC",
   "Section": "1402",
   "Subparagraph": "(3)"
  },
  "r438": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(c)",
   "Publisher": "SEC",
   "Section": "1402",
   "Subparagraph": "(2)(i)"
  },
  "r439": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(c)",
   "Publisher": "SEC",
   "Section": "1402",
   "Subparagraph": "(2)(ii)"
  },
  "r44": {
   "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=123367319&loc=SL114868664-224227"
  },
  "r440": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(c)",
   "Publisher": "SEC",
   "Section": "1402",
   "Subparagraph": "(2)(iii)"
  },
  "r441": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1404"
  },
  "r442": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(b)",
   "Publisher": "SEC",
   "Section": "1404"
  },
  "r443": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1405",
   "Subparagraph": "(1)"
  },
  "r444": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1405",
   "Subparagraph": "(2)"
  },
  "r445": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1405",
   "Subparagraph": "(3)"
  },
  "r446": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1405",
   "Subparagraph": "(4)"
  },
  "r447": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(c)",
   "Publisher": "SEC",
   "Section": "1405"
  },
  "r448": {
   "Name": "Regulation S-T",
   "Number": "232",
   "Publisher": "SEC",
   "Section": "405"
  },
  "r449": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)(3)(iii)(03)",
   "Topic": "848"
  },
  "r45": {
   "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=123367319&loc=SL114868664-224227"
  },
  "r46": {
   "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=123367319&loc=SL114868664-224227"
  },
  "r47": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(b)(2))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r48": {
   "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=123367319&loc=SL114868664-224227"
  },
  "r49": {
   "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=123367319&loc=SL114868664-224227"
  },
  "r5": {
   "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"
  },
  "r50": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.4,6)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r51": {
   "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=123367319&loc=SL114868664-224227"
  },
  "r52": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.8)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r53": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "220",
   "URI": "http://asc.fasb.org/topic&trid=2134417"
  },
  "r54": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3151-108585"
  },
  "r55": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585"
  },
  "r56": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a),(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585"
  },
  "r57": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585"
  },
  "r58": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585"
  },
  "r59": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3337-108585"
  },
  "r6": {
   "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"
  },
  "r60": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3000-108585"
  },
  "r61": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3461-108585"
  },
  "r62": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "24",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3521-108585"
  },
  "r63": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3536-108585"
  },
  "r64": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585"
  },
  "r65": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585"
  },
  "r66": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585"
  },
  "r67": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3044-108585"
  },
  "r68": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3095-108585"
  },
  "r69": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123431023&loc=d3e4297-108586"
  },
  "r7": {
   "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"
  },
  "r70": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=123372394&loc=d3e18726-107790"
  },
  "r71": {
   "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"
  },
  "r72": {
   "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"
  },
  "r73": {
   "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"
  },
  "r74": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "235",
   "URI": "http://asc.fasb.org/topic&trid=2122369"
  },
  "r75": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "23",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124436220&loc=d3e21914-107793"
  },
  "r76": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "24",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124436220&loc=d3e21930-107793"
  },
  "r77": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124436220&loc=d3e21711-107793"
  },
  "r78": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(2)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794"
  },
  "r79": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(3)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794"
  },
  "r8": {
   "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"
  },
  "r80": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22694-107794"
  },
  "r81": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22694-107794"
  },
  "r82": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22583-107794"
  },
  "r83": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22595-107794"
  },
  "r84": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22644-107794"
  },
  "r85": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22644-107794"
  },
  "r86": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22658-107794"
  },
  "r87": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22663-107794"
  },
  "r88": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 11.M.Q2)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=122038215&loc=d3e31137-122693"
  },
  "r89": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1448-109256"
  },
  "r9": {
   "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"
  },
  "r90": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1377-109256"
  },
  "r91": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1505-109256"
  },
  "r92": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1252-109256"
  },
  "r93": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1278-109256"
  },
  "r94": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "55",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e2626-109256"
  },
  "r95": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "60B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=SL5780133-109256"
  },
  "r96": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "60B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=SL5780133-109256"
  },
  "r97": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "60B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=SL5780133-109256"
  },
  "r98": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1337-109256"
  },
  "r99": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257"
  }
 },
 "version": "2.1"
}
