{ "instance": { "fsb-20191231.htm": { "axisCustom": 0, "axisStandard": 36, "contextCount": 443, "dts": { "calculationLink": { "local": [ "fsb-20191231_cal.xml" ] }, "definitionLink": { "local": [ "fsb-20191231_def.xml" ], "remote": [ "http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-eedm-def-2019-01-31.xml", "http://xbrl.fasb.org/srt/2019/elts/srt-eedm1-def-2019-01-31.xml" ] }, "inline": { "local": [ "fsb-20191231.htm" ] }, "labelLink": { "local": [ "fsb-20191231_lab.xml" ], "remote": [ "http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-doc-2019-01-31.xml", "https://xbrl.sec.gov/dei/2019/dei-doc-2019-01-31.xml", "http://xbrl.fasb.org/srt/2019/elts/srt-doc-2019-01-31.xml" ] }, "presentationLink": { "local": [ "fsb-20191231_pre.xml" ] }, "referenceLink": { "remote": [ "https://xbrl.sec.gov/dei/2019/dei-ref-2019-01-31.xml", "http://xbrl.fasb.org/srt/2019/elts/srt-ref-2019-01-31.xml", "http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-ref-2019-01-31.xml" ] }, "schema": { "local": [ "fsb-20191231.xsd" ], "remote": [ "http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd", "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd", "http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd", "http://www.xbrl.org/2003/xl-2003-12-31.xsd", "http://www.xbrl.org/2003/xlink-2003-12-31.xsd", "http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd", "http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd", "http://www.xbrl.org/2005/xbrldt-2005.xsd", "http://www.xbrl.org/2006/ref-2006-02-27.xsd", "http://xbrl.fasb.org/srt/2019/elts/srt-types-2019-01-31.xsd", "http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd", "http://xbrl.fasb.org/us-gaap/2019/elts/us-roles-2019-01-31.xsd", "http://xbrl.fasb.org/srt/2019/elts/srt-roles-2019-01-31.xsd", "https://xbrl.sec.gov/country/2017/country-2017-01-31.xsd", "http://xbrl.fasb.org/us-gaap/2019/elts/us-types-2019-01-31.xsd", "https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd", "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd", "http://www.xbrl.org/lrr/role/net-2009-12-16.xsd", "http://www.xbrl.org/lrr/role/deprecated-2009-12-16.xsd", "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd", "http://xbrl.fasb.org/us-gaap/2019/elts/us-parts-codification-2019-01-31.xsd" ] } }, "elementCount": 1024, "entityCount": 1, "hidden": { "http://fasb.org/us-gaap/2019-01-31": 3, "http://www.franklinsynergybank.com/20191231": 1, "http://xbrl.sec.gov/dei/2019-01-31": 6, "total": 10 }, "keyCustom": 104, "keyStandard": 637, "memberCustom": 33, "memberStandard": 69, "nsprefix": "fsb", "nsuri": "http://www.franklinsynergybank.com/20191231", "report": { "R1": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "dei:DocumentType", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "document", "isDefault": "true", "longName": "000010001 - Document - Cover", "role": "http://www.franklinsynergybank.com/role/Cover", "shortName": "Cover", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "dei:DocumentType", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R10": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:SignificantAccountingPoliciesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210011003 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES", "role": "http://www.franklinsynergybank.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES", "shortName": "SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:SignificantAccountingPoliciesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R100": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:CurrentFederalTaxExpenseBenefit", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240734046 - Disclosure - Income Taxes - Component of Income Tax Expense Benefit (Detail)", "role": "http://www.franklinsynergybank.com/role/IncomeTaxesComponentofIncomeTaxExpenseBenefitDetail", "shortName": "Income Taxes - Component of Income Tax Expense Benefit (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:CurrentFederalTaxExpenseBenefit", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R101": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "fsb:DeferredTaxAssetsStartUpCosts", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240744047 - Disclosure - Income Taxes - Sources of Deferred Income Tax Assets and Liabilities (Detail)", "role": "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail", "shortName": "Income Taxes - Sources of Deferred Income Tax Assets and Liabilities (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "fsb:DeferredTaxAssetsStartUpCosts", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R102": { "firstAnchor": { "ancestors": [ "span", "div", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OperatingLeaseExpense", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240774048 - Disclosure - Related Party Transactions - Additional Information (Detail)", "role": "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsAdditionalInformationDetail", "shortName": "Related Party Transactions - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "us-gaap:RelatedPartyTransactionsDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "ia3c966c7d5f548319acd090679a64f82_I20191231", "decimals": "-3", "lang": null, "name": "us-gaap:RelatedPartyDepositLiabilities", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R103": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfRelatedPartyTransactionsTableTextBlock", "us-gaap:RelatedPartyTransactionsDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7c623bd6abd44cb295dbc1dd6cd0d5e1_I20181231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:LoansAndLeasesReceivableRelatedParties", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240784049 - Disclosure - Related Party Transactions - Schedule of Loans to Principal Officers, Directors, and Their Affiliates (Detail)", "role": "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsScheduleofLoanstoPrincipalOfficersDirectorsandTheirAffiliatesDetail", "shortName": "Related Party Transactions - Schedule of Loans to Principal Officers, Directors, and Their Affiliates (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfRelatedPartyTransactionsTableTextBlock", "us-gaap:RelatedPartyTransactionsDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7c623bd6abd44cb295dbc1dd6cd0d5e1_I20181231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:LoansAndLeasesReceivableRelatedParties", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R104": { "firstAnchor": { "ancestors": [ "span", "div", "us-gaap:ShareholdersEquityAndShareBasedPaymentsTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "INF", "first": true, "lang": null, "name": "fsb:StockBasedCompensationNumberOfShareBasedCompensationPlans", "reportCount": 1, "unique": true, "unitRef": "plan", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240814050 - Disclosure - Share-Based Payments - Additional Information (Detail)", "role": "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail", "shortName": "Share-Based Payments - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "us-gaap:ShareholdersEquityAndShareBasedPaymentsTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "INF", "first": true, "lang": null, "name": "fsb:StockBasedCompensationNumberOfShareBasedCompensationPlans", "reportCount": 1, "unique": true, "unitRef": "plan", "xsiNil": "false" } }, "R105": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "4", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate", "reportCount": 1, "unique": true, "unitRef": "number", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240824051 - Disclosure - Share-Based Payments - Fair Value Assumptions of Stock Options (Detail)", "role": "http://www.franklinsynergybank.com/role/ShareBasedPaymentsFairValueAssumptionsofStockOptionsDetail", "shortName": "Share-Based Payments - Fair Value Assumptions of Stock Options (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "4", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate", "reportCount": 1, "unique": true, "unitRef": "number", "xsiNil": "false" } }, "R106": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "ica96f403dfd24cf994bee98d4b8eb4ad_I20181231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber", "reportCount": 1, "unitRef": "shares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240834052 - Disclosure - Share-Based Payments - Summary of Company's Stock Options Activities (Detail)", "role": "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail", "shortName": "Share-Based Payments - Summary of Company's Stock Options Activities (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i6767220653a64c9a935807633497a299_I20161231", "decimals": "INF", "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" } }, "R107": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ProceedsFromStockOptionsExercised", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240844053 - Disclosure - Share-Based Payments - Summary of Stock Options Exercised (Detail)", "role": "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofStockOptionsExercisedDetail", "shortName": "Share-Based Payments - Summary of Stock Options Exercised (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "us-gaap:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGrantDateIntrinsicValueTableTextBlock", "div", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1a59d061e8464711a666049ee67b6b1e_D20190101-20191231", "decimals": "-3", "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R108": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i95d4ec31110241eeaf7c6a8316121214_I20181231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber", "reportCount": 1, "unitRef": "shares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240854054 - Disclosure - Share-Based Payments - Summary of Activity for Nonvested Restricted Share Awards (Detail)", "role": "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail", "shortName": "Share-Based Payments - Summary of Activity for Nonvested Restricted Share Awards (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "if072219b67eb439d8c75a8457e9749a7_I20161231", "decimals": "INF", "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" } }, "R109": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i470a2301fa164022a06803bde6ae3fa4_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "fsb:ShareBasedCompensationArrangementByShareBasedPaymentAwardGrantPeriod", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240864055 - Disclosure - Share-Based Payments - Summary of Vesting Criteria for Restricted Stock Units (Detail)", "role": "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail", "shortName": "Share-Based Payments - Summary of Vesting Criteria for Restricted Stock Units (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i470a2301fa164022a06803bde6ae3fa4_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "fsb:ShareBasedCompensationArrangementByShareBasedPaymentAwardGrantPeriod", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R11": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:BusinessCombinationDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210041004 - Disclosure - BUSINESS COMBINATIONS", "role": "http://www.franklinsynergybank.com/role/BUSINESSCOMBINATIONS", "shortName": "BUSINESS COMBINATIONS", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:BusinessCombinationDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R110": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "4", "first": true, "lang": null, "name": "us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets", "reportCount": 1, "unitRef": "number", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240894056 - Disclosure - Additional Information (Details)", "role": "http://www.franklinsynergybank.com/role/AdditionalInformationDetails", "shortName": "Additional Information (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "ix:continuation", "span", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "lang": null, "name": "fsb:DividendRestrictionsMaximumAmountOfDividendsReceivableWithoutRegulatoryAgencyApproval", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R111": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:CommonEquityTierOneCapital", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240904057 - Disclosure - Regulatory Capital Matters - Actual and Required Capital Amounts and Ratios (Detail)", "role": "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail", "shortName": "Regulatory Capital Matters - Actual and Required Capital Amounts and Ratios (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:CommonEquityTierOneCapital", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R112": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:GainLossOnSalesOfLoansNet", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240934058 - Disclosure - Fair Value - Additional information (Detail)", "role": "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail", "shortName": "Fair Value - Additional information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i75f891e3c75d4fe3adee77d246281d91_D20180101-20181231", "decimals": "-3", "lang": null, "name": "us-gaap:ProvisionForLoanAndLeaseLosses", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R113": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AvailableForSaleSecuritiesDebtSecurities", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240944059 - Disclosure - Fair Value - Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail)", "role": "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "shortName": "Fair Value - Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock", "us-gaap:FairValueDisclosuresTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i0d13af997806446ea296dd2ea996a359_I20191231", "decimals": "-3", "lang": null, "name": "us-gaap:AvailableForSaleSecuritiesDebtSecurities", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R114": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ImpairedFinancingReceivablesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240954060 - Disclosure - Fair Value, Assets Measured on Recurring and Nonrecurring Basis (Details)", "role": "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "shortName": "Fair Value, Assets Measured on Recurring and Nonrecurring Basis (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "icba8db2ab1b4479f9ba1d53973555297_I20191231", "decimals": "-3", "lang": null, "name": "us-gaap:AssetsFairValueDisclosure", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R115": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AvailableForSaleSecuritiesDebtSecurities", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240964061 - Disclosure - Fair Value - Carrying Amount and Estimated Fair Value of Financial Instruments (Detail)", "role": "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail", "shortName": "Fair Value - Carrying Amount and Estimated Fair Value of Financial Instruments (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:FairValueByBalanceSheetGroupingTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i6282ada1696a4c25afe17303a040e544_I20191231", "decimals": "-3", "lang": null, "name": "us-gaap:CashAndCashEquivalentsFairValueDisclosure", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R116": { "firstAnchor": { "ancestors": [ "span", "div", "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "INF", "first": true, "lang": null, "name": "fsb:NumberOfSwapTransaction", "reportCount": 1, "unique": true, "unitRef": "swap", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240994062 - Disclosure - Derivatives - Additional Information (Narrative) (Details)", "role": "http://www.franklinsynergybank.com/role/DerivativesAdditionalInformationNarrativeDetails", "shortName": "Derivatives - Additional Information (Narrative) (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "INF", "first": true, "lang": null, "name": "fsb:NumberOfSwapTransaction", "reportCount": 1, "unique": true, "unitRef": "swap", "xsiNil": "false" } }, "R117": { "firstAnchor": { "ancestors": [ "span", "div", "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:DerivativeLiabilityNotionalAmount", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "241004063 - Disclosure - Derivatives - Schedule of Derivative Instruments (Fair Value Hedge) (Details)", "role": "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsFairValueHedgeDetails", "shortName": "Derivatives - Schedule of Derivative Instruments (Fair Value Hedge) (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfDerivativeInstrumentsTextBlock", "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i13f6db88559f46eb92db59ff1c1664f4_D20190101-20191231", "decimals": null, "lang": "en-US", "name": "us-gaap:DerivativeAverageRemainingMaturity1", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R118": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "241014064 - Disclosure - Derivatives - Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) (Fair Value Hedge) (Details)", "role": "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossFairValueHedgeDetails", "shortName": "Derivatives - Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) (Fair Value Hedge) (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfFairValueHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock", "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i18ddc5bc952241b988f1bfc817fa4444_D20190101-20191231", "decimals": "-3", "lang": null, "name": "us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R119": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfDerivativesInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i92d3eb2520b64a738b460798ecdfe7be_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:HedgedAssetFairValueHedge", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "241024065 - Disclosure - Derivatives - Schedule of Derivatives Instruments Statements of Financial Performance and Financial Position, Location (Fair Value Hedge) (Details)", "role": "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativesInstrumentsStatementsofFinancialPerformanceandFinancialPositionLocationFairValueHedgeDetails", "shortName": "Derivatives - Schedule of Derivatives Instruments Statements of Financial Performance and Financial Position, Location (Fair Value Hedge) (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfDerivativesInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i92d3eb2520b64a738b460798ecdfe7be_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:HedgedAssetFairValueHedge", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R12": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210091005 - Disclosure - SECURITIES", "role": "http://www.franklinsynergybank.com/role/SECURITIES", "shortName": "SECURITIES", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R120": { "firstAnchor": { "ancestors": [ "span", "div", "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:DerivativeLiabilityNotionalAmount", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "241034066 - Disclosure - Derivatives - Schedule of Derivative Instruments (Cash Flow Hedge) (Details)", "role": "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsCashFlowHedgeDetails", "shortName": "Derivatives - Schedule of Derivative Instruments (Cash Flow Hedge) (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "div", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i983bf038f76a4c2ca9a65be668c636b4_D20190101-20191231", "decimals": null, "lang": "en-US", "name": "us-gaap:DerivativeAverageRemainingMaturity1", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R121": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "241044067 - Disclosure - Derivatives - Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) (Cash Flow Hedge) (Details)", "role": "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossCashFlowHedgeDetails", "shortName": "Derivatives - Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) (Cash Flow Hedge) (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfCashFlowHedgesIncludedInAccumulatedOtherComprehensiveIncomeLossTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "id1d10ad19b644437a7c567ae8a7d73f0_D20190101-20191231", "decimals": "-3", "lang": null, "name": "us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R122": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i9b2a7aaf4bca4b6b8a1549b936308e3d_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:DerivativeGainLossOnDerivativeNet", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "241054068 - Disclosure - Derivatives - Summary of Net Gains (Losses) Relating to Free-Standing Derivative Instruments Used for Risk Management (Detail)", "role": "http://www.franklinsynergybank.com/role/DerivativesSummaryofNetGainsLossesRelatingtoFreeStandingDerivativeInstrumentsUsedforRiskManagementDetail", "shortName": "Derivatives - Summary of Net Gains (Losses) Relating to Free-Standing Derivative Instruments Used for Risk Management (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i9b2a7aaf4bca4b6b8a1549b936308e3d_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:DerivativeGainLossOnDerivativeNet", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R123": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfParticipatingMortgageLoansTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i9a36c910c447417a9976b136133564dd_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:DerivativeNotionalAmount", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "241064069 - Disclosure - Derivatives - Summary of Amount and Fair Value of Mortgage Banking Derivatives Included in Consolidated Balance Sheet (Detail)", "role": "http://www.franklinsynergybank.com/role/DerivativesSummaryofAmountandFairValueofMortgageBankingDerivativesIncludedinConsolidatedBalanceSheetDetail", "shortName": "Derivatives - Summary of Amount and Fair Value of Mortgage Banking Derivatives Included in Consolidated Balance Sheet (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfParticipatingMortgageLoansTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i9a36c910c447417a9976b136133564dd_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:DerivativeNotionalAmount", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R124": { "firstAnchor": { "ancestors": [ "span", "div", "fsb:LoanCommitmentsAndOtherRelatedActivitiesTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i2da7cffc9d1a4d939c60d1a53c6b8bdb_D20190101-20191231", "decimals": "INF", "first": true, "lang": null, "name": "fsb:FixedRateLoanCommitmentInterestRate", "reportCount": 1, "unique": true, "unitRef": "number", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "241094070 - Disclosure - Loan Commitments and Other Related Activities Loan Commitments and Other Related Activities - Additional Information (Details)", "role": "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesAdditionalInformationDetails", "shortName": "Loan Commitments and Other Related Activities Loan Commitments and Other Related Activities - Additional Information (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "fsb:LoanCommitmentsAndOtherRelatedActivitiesTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i2da7cffc9d1a4d939c60d1a53c6b8bdb_D20190101-20191231", "decimals": "INF", "first": true, "lang": null, "name": "fsb:FixedRateLoanCommitmentInterestRate", "reportCount": 1, "unique": true, "unitRef": "number", "xsiNil": "false" } }, "R125": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock", "fsb:LoanCommitmentsAndOtherRelatedActivitiesTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i90a376a331de4b72a7342f3fe71f47c0_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:LoansReceivableWithFixedRatesOfInterest1", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "241104071 - Disclosure - Loan Commitments and Other Related Activities Loan Commitments and Other Related Activities - Summary of Contractual Amounts of Financial Instruments with Off-Balance-Sheet Risk (Details)", "role": "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesSummaryofContractualAmountsofFinancialInstrumentswithOffBalanceSheetRiskDetails", "shortName": "Loan Commitments and Other Related Activities Loan Commitments and Other Related Activities - Summary of Contractual Amounts of Financial Instruments with Off-Balance-Sheet Risk (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock", "fsb:LoanCommitmentsAndOtherRelatedActivitiesTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i90a376a331de4b72a7342f3fe71f47c0_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:LoansReceivableWithFixedRatesOfInterest1", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R126": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OtherAssets", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "241134072 - Disclosure - Parent Company only Condensed Financial Information - Condensed Balance Sheets (Detail)", "role": "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail", "shortName": "Parent Company only Condensed Financial Information - Condensed Balance Sheets (Detail)", "subGroupType": "parenthetical", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "srt:ScheduleOfCondensedBalanceSheetTableTextBlock", "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "ie9497e80146c424895be22a4e2aee8ab_I20191231", "decimals": "-3", "lang": null, "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R127": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfQuarterlyFinancialInformationTableTextBlock", "us-gaap:QuarterlyFinancialInformationTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "ieb77f500537a4f0e91e759774c2e0c3e_D20191001-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:InterestExpense", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "241144073 - Disclosure - Parent Company only Condensed Financial Information - Condensed Statements of Income and Comprehensive Income (Detail)", "role": "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail", "shortName": "Parent Company only Condensed Financial Information - Condensed Statements of Income and Comprehensive Income (Detail)", "subGroupType": "parenthetical", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "srt:ScheduleOfCondensedIncomeStatementTableTextBlock", "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i99ee430031724a04b3d46417bfda885f_D20190101-20191231", "decimals": "-3", "lang": null, "name": "us-gaap:InvestmentsInAndAdvancesToAffiliatesDividendOrInterestCreditedToIncome", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R128": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfQuarterlyFinancialInformationTableTextBlock", "us-gaap:QuarterlyFinancialInformationTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "ieb77f500537a4f0e91e759774c2e0c3e_D20191001-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ProfitLoss", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "241154074 - Disclosure - Parent Company only Condensed Financial Information - Condensed Statements of Cash Flows (Detail)", "role": "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail", "shortName": "Parent Company only Condensed Financial Information - Condensed Statements of Cash Flows (Detail)", "subGroupType": "parenthetical", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "srt:ScheduleOfCondensedCashFlowStatementTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i99ee430031724a04b3d46417bfda885f_D20190101-20191231", "decimals": "-3", "lang": null, "name": "us-gaap:AmortizationOfFinancingCosts", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R129": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfQuarterlyFinancialInformationTableTextBlock", "us-gaap:QuarterlyFinancialInformationTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "ieb77f500537a4f0e91e759774c2e0c3e_D20191001-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "241184075 - Disclosure - Earnings Per Share - Computation of Earnings per Share (Detail)", "role": "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail", "shortName": "Earnings Per Share - Computation of Earnings per Share (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "div", "us-gaap:EarningsPerShareTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "lang": null, "name": "us-gaap:ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R13": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210171006 - Disclosure - LOANS", "role": "http://www.franklinsynergybank.com/role/LOANS", "shortName": "LOANS", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R130": { "firstAnchor": { "ancestors": [ "span", "div", "us-gaap:EarningsPerShareTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "241194076 - Disclosure - Earnings Per Share - Additional Information (Detail)", "role": "http://www.franklinsynergybank.com/role/EarningsPerShareAdditionalInformationDetail", "shortName": "Earnings Per Share - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "us-gaap:EarningsPerShareTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" } }, "R131": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfQuarterlyFinancialInformationTableTextBlock", "us-gaap:QuarterlyFinancialInformationTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "ieb77f500537a4f0e91e759774c2e0c3e_D20191001-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:InterestAndDividendIncomeOperating", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "241224077 - Disclosure - Quarterly Financial Results (Unaudited) - Summary of Selected Consolidated Quarterly Financial Data (Detail)", "role": "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedSummaryofSelectedConsolidatedQuarterlyFinancialDataDetail", "shortName": "Quarterly Financial Results (Unaudited) - Summary of Selected Consolidated Quarterly Financial Data (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfQuarterlyFinancialInformationTableTextBlock", "us-gaap:QuarterlyFinancialInformationTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "ieb77f500537a4f0e91e759774c2e0c3e_D20191001-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:InterestAndDividendIncomeOperating", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R14": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210281007 - Disclosure - LOAN SERVICING", "role": "http://www.franklinsynergybank.com/role/LOANSERVICING", "shortName": "LOAN SERVICING", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R15": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "fsb:PremisesEquipmentAndLeasesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210341008 - Disclosure - PREMISES AND EQUIPMENT", "role": "http://www.franklinsynergybank.com/role/PREMISESANDEQUIPMENT", "shortName": "PREMISES AND EQUIPMENT", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "fsb:PremisesEquipmentAndLeasesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R16": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:LesseeOperatingLeasesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210381009 - Disclosure - LEASES", "role": "http://www.franklinsynergybank.com/role/LEASES", "shortName": "LEASES", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:LesseeOperatingLeasesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R17": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i23fdced24c924ab5ab056e750b5f9ae7_D20140701-20140701", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:GoodwillAndIntangibleAssetsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210451010 - Disclosure - GOODWILL AND INTANGIBLE ASSETS", "role": "http://www.franklinsynergybank.com/role/GOODWILLANDINTANGIBLEASSETS", "shortName": "GOODWILL AND INTANGIBLE ASSETS", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i23fdced24c924ab5ab056e750b5f9ae7_D20140701-20140701", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:GoodwillAndIntangibleAssetsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R18": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210501011 - Disclosure - DEPOSITS", "role": "http://www.franklinsynergybank.com/role/DEPOSITS", "shortName": "DEPOSITS", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R19": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:RepurchaseAgreementsResaleAgreementsSecuritiesBorrowedAndSecuritiesLoanedDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210551012 - Disclosure - FEDERAL FUNDS PURCHASES AND REPURCHASE AGREEMENTS", "role": "http://www.franklinsynergybank.com/role/FEDERALFUNDSPURCHASESANDREPURCHASEAGREEMENTS", "shortName": "FEDERAL FUNDS PURCHASES AND REPURCHASE AGREEMENTS", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:RepurchaseAgreementsResaleAgreementsSecuritiesBorrowedAndSecuritiesLoanedDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R2": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:CashAndDueFromBanks", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100010002 - Statement - CONSOLIDATED BALANCE SHEETS", "role": "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "shortName": "CONSOLIDATED BALANCE SHEETS", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:CashAndDueFromBanks", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R20": { "firstAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FederalHomeLoanBankAdvancesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210591013 - Disclosure - FEDERAL HOME LOAN BANK ADVANCES", "role": "http://www.franklinsynergybank.com/role/FEDERALHOMELOANBANKADVANCES", "shortName": "FEDERAL HOME LOAN BANK ADVANCES", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FederalHomeLoanBankAdvancesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R21": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DebtDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210631014 - Disclosure - SUBORDINATED NOTES", "role": "http://www.franklinsynergybank.com/role/SUBORDINATEDNOTES", "shortName": "SUBORDINATED NOTES", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DebtDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R22": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210671015 - Disclosure - BENEFIT PLANS", "role": "http://www.franklinsynergybank.com/role/BENEFITPLANS", "shortName": "BENEFIT PLANS", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R23": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:IncomeTaxDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210691016 - Disclosure - INCOME TAXES", "role": "http://www.franklinsynergybank.com/role/INCOMETAXES", "shortName": "INCOME TAXES", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:IncomeTaxDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R24": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:RelatedPartyTransactionsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210751017 - Disclosure - RELATED PARTY TRANSACTIONS", "role": "http://www.franklinsynergybank.com/role/RELATEDPARTYTRANSACTIONS", "shortName": "RELATED PARTY TRANSACTIONS", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:RelatedPartyTransactionsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R25": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ShareholdersEquityAndShareBasedPaymentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210791018 - Disclosure - SHARE-BASED PAYMENTS", "role": "http://www.franklinsynergybank.com/role/SHAREBASEDPAYMENTS", "shortName": "SHARE-BASED PAYMENTS", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ShareholdersEquityAndShareBasedPaymentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R26": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210871019 - Disclosure - REGULATORY CAPITAL MATTERS", "role": "http://www.franklinsynergybank.com/role/REGULATORYCAPITALMATTERS", "shortName": "REGULATORY CAPITAL MATTERS", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R27": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FairValueDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210911020 - Disclosure - FAIR VALUE", "role": "http://www.franklinsynergybank.com/role/FAIRVALUE", "shortName": "FAIR VALUE", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FairValueDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R28": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "210971021 - Disclosure - DERIVATIVES", "role": "http://www.franklinsynergybank.com/role/DERIVATIVES", "shortName": "DERIVATIVES", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R29": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "fsb:LoanCommitmentsAndOtherRelatedActivitiesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "211071022 - Disclosure - LOAN COMMITMENTS AND OTHER RELATED ACTIVITIES", "role": "http://www.franklinsynergybank.com/role/LOANCOMMITMENTSANDOTHERRELATEDACTIVITIES", "shortName": "LOAN COMMITMENTS AND OTHER RELATED ACTIVITIES", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "fsb:LoanCommitmentsAndOtherRelatedActivitiesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R3": { "firstAnchor": { "ancestors": [ "span", "div", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:HeldToMaturitySecuritiesFairValue", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100020003 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)", "role": "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical", "shortName": "CONSOLIDATED BALANCE SHEETS (Parenthetical)", "subGroupType": "parenthetical", "uniqueAnchor": { "ancestors": [ "us-gaap:PreferredStockSharesAuthorized", "span", "div", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "INF", "lang": null, "name": "us-gaap:PreferredStockSharesAuthorized", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" } }, "R30": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "211111023 - Disclosure - PARENT COMPANY ONLY CONDENSED FINANCIAL INFORMATION", "role": "http://www.franklinsynergybank.com/role/PARENTCOMPANYONLYCONDENSEDFINANCIALINFORMATION", "shortName": "PARENT COMPANY ONLY CONDENSED FINANCIAL INFORMATION", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R31": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:EarningsPerShareTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "211161024 - Disclosure - EARNINGS PER SHARE", "role": "http://www.franklinsynergybank.com/role/EARNINGSPERSHARE", "shortName": "EARNINGS PER SHARE", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:EarningsPerShareTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R32": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:QuarterlyFinancialInformationTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "211201025 - Disclosure - QUARTERLY FINANCIAL RESULTS (UNAUDITED)", "role": "http://www.franklinsynergybank.com/role/QUARTERLYFINANCIALRESULTSUNAUDITED", "shortName": "QUARTERLY FINANCIAL RESULTS (UNAUDITED)", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:QuarterlyFinancialInformationTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R33": { "firstAnchor": { "ancestors": [ "us-gaap:SignificantAccountingPoliciesTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ConsolidationPolicyTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "220022001 - Disclosure - Summary of Significant Accounting Policies (Policies)", "role": "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies", "shortName": "Summary of Significant Accounting Policies (Policies)", "subGroupType": "policies", "uniqueAnchor": { "ancestors": [ "us-gaap:SignificantAccountingPoliciesTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ConsolidationPolicyTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R34": { "firstAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230053001 - Disclosure - Business Combinations (Tables)", "role": "http://www.franklinsynergybank.com/role/BusinessCombinationsTables", "shortName": "Business Combinations (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R35": { "firstAnchor": { "ancestors": [ "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230103002 - Disclosure - Securities (Tables)", "role": "http://www.franklinsynergybank.com/role/SecuritiesTables", "shortName": "Securities (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R36": { "firstAnchor": { "ancestors": [ "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230183003 - Disclosure - Loans (Tables)", "role": "http://www.franklinsynergybank.com/role/LoansTables", "shortName": "Loans (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R37": { "firstAnchor": { "ancestors": [ "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "fsb:MortgageLoansPortfoliosServicedTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230293004 - Disclosure - Loan Servicing (Tables)", "role": "http://www.franklinsynergybank.com/role/LoanServicingTables", "shortName": "Loan Servicing (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "fsb:MortgageLoansPortfoliosServicedTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R38": { "firstAnchor": { "ancestors": [ "fsb:PremisesEquipmentAndLeasesTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:PropertyPlantAndEquipmentTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230353005 - Disclosure - Premises and Equipment and Leases (Tables)", "role": "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesTables", "shortName": "Premises and Equipment and Leases (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "fsb:PremisesEquipmentAndLeasesTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:PropertyPlantAndEquipmentTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R39": { "firstAnchor": { "ancestors": [ "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "fsb:AssetsAndLiabilitiesLesseeTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230393006 - Disclosure - Leases (Tables)", "role": "http://www.franklinsynergybank.com/role/LeasesTables", "shortName": "Leases (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "fsb:AssetsAndLiabilitiesLesseeTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R4": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:InterestAndFeeIncomeLoansAndLeases", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100030004 - Statement - CONSOLIDATED STATEMENTS OF INCOME", "role": "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME", "shortName": "CONSOLIDATED STATEMENTS OF INCOME", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:InterestAndFeeIncomeLoansAndLeases", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R40": { "firstAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230463007 - Disclosure - Goodwill and Intangible Assets (Tables)", "role": "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsTables", "shortName": "Goodwill and Intangible Assets (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R41": { "firstAnchor": { "ancestors": [ "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:InvestmentHoldingsScheduleOfInvestmentsTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230513008 - Disclosure - Deposits (Tables)", "role": "http://www.franklinsynergybank.com/role/DepositsTables", "shortName": "Deposits (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:InvestmentHoldingsScheduleOfInvestmentsTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R42": { "firstAnchor": { "ancestors": [ "span", "div", "us-gaap:RepurchaseAgreementsResaleAgreementsSecuritiesBorrowedAndSecuritiesLoanedDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "fsb:ScheduleOfInformationConcerningSecuritiesSoldUnderAgreementsToRepurchaseTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230563009 - Disclosure - Federal Funds Purchased and Repurchase Agreements (Tables)", "role": "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsTables", "shortName": "Federal Funds Purchased and Repurchase Agreements (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "span", "div", "us-gaap:RepurchaseAgreementsResaleAgreementsSecuritiesBorrowedAndSecuritiesLoanedDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "fsb:ScheduleOfInformationConcerningSecuritiesSoldUnderAgreementsToRepurchaseTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R43": { "firstAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FederalHomeLoanBankAdvancesTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230603010 - Disclosure - Federal Home Loan Bank Advances (Tables)", "role": "http://www.franklinsynergybank.com/role/FederalHomeLoanBankAdvancesTables", "shortName": "Federal Home Loan Bank Advances (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FederalHomeLoanBankAdvancesTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R44": { "firstAnchor": { "ancestors": [ "us-gaap:DebtDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfDebtTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230643011 - Disclosure - Subordinated Notes (Tables)", "role": "http://www.franklinsynergybank.com/role/SubordinatedNotesTables", "shortName": "Subordinated Notes (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:DebtDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfDebtTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R45": { "firstAnchor": { "ancestors": [ "span", "div", "us-gaap:IncomeTaxDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230703012 - Disclosure - Income Taxes (Tables)", "role": "http://www.franklinsynergybank.com/role/IncomeTaxesTables", "shortName": "Income Taxes (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "span", "div", "us-gaap:IncomeTaxDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R46": { "firstAnchor": { "ancestors": [ "us-gaap:RelatedPartyTransactionsDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfRelatedPartyTransactionsTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230763013 - Disclosure - Related Party Transactions (Tables)", "role": "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsTables", "shortName": "Related Party Transactions (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:RelatedPartyTransactionsDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfRelatedPartyTransactionsTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R47": { "firstAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230803014 - Disclosure - Share-Based Payments (Tables)", "role": "http://www.franklinsynergybank.com/role/ShareBasedPaymentsTables", "shortName": "Share-Based Payments (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R48": { "firstAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230883015 - Disclosure - Regulatory Capital Matters (Tables)", "role": "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersTables", "shortName": "Regulatory Capital Matters (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R49": { "firstAnchor": { "ancestors": [ "us-gaap:FairValueDisclosuresTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230923016 - Disclosure - Fair Value (Tables)", "role": "http://www.franklinsynergybank.com/role/FairValueTables", "shortName": "Fair Value (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:FairValueDisclosuresTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R5": { "firstAnchor": { "ancestors": [ "span", "div", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100050005 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical)", "role": "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMEParenthetical", "shortName": "CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical)", "subGroupType": "parenthetical", "uniqueAnchor": { "ancestors": [ "span", "div", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R50": { "firstAnchor": { "ancestors": [ "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfDerivativeInstrumentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "230983017 - Disclosure - Derivatives (Tables)", "role": "http://www.franklinsynergybank.com/role/DerivativesTables", "shortName": "Derivatives (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfDerivativeInstrumentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R51": { "firstAnchor": { "ancestors": [ "fsb:LoanCommitmentsAndOtherRelatedActivitiesTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "231083018 - Disclosure - Loan Commitments and Other Related Activities (Tables)", "role": "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesTables", "shortName": "Loan Commitments and Other Related Activities (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "fsb:LoanCommitmentsAndOtherRelatedActivitiesTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R52": { "firstAnchor": { "ancestors": [ "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "srt:ScheduleOfCondensedBalanceSheetTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "231123019 - Disclosure - Parent Company Only Condensed Financial Information (Tables)", "role": "http://www.franklinsynergybank.com/role/ParentCompanyOnlyCondensedFinancialInformationTables", "shortName": "Parent Company Only Condensed Financial Information (Tables)", "subGroupType": "parenthetical", "uniqueAnchor": { "ancestors": [ "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "srt:ScheduleOfCondensedBalanceSheetTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R53": { "firstAnchor": { "ancestors": [ "span", "div", "us-gaap:EarningsPerShareTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "231173020 - Disclosure - Earnings Per Share (Tables)", "role": "http://www.franklinsynergybank.com/role/EarningsPerShareTables", "shortName": "Earnings Per Share (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "span", "div", "us-gaap:EarningsPerShareTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R54": { "firstAnchor": { "ancestors": [ "us-gaap:QuarterlyFinancialInformationTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfQuarterlyFinancialInformationTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "231213021 - Disclosure - Quarterly Financial Results (Unaudited) (Tables)", "role": "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedTables", "shortName": "Quarterly Financial Results (Unaudited) (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:QuarterlyFinancialInformationTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfQuarterlyFinancialInformationTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R55": { "firstAnchor": { "ancestors": [ "us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld", "span", "div", "us-gaap:SecuritiesBorrowedAndLoanedPolicy", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240034001 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail)", "role": "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail", "shortName": "Summary of Significant Accounting Policies - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld", "span", "div", "us-gaap:SecuritiesBorrowedAndLoanedPolicy", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R56": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:Goodwill", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240064002 - Disclosure - Business Combinations - Additional Information (Detail)", "role": "http://www.franklinsynergybank.com/role/BusinessCombinationsAdditionalInformationDetail", "shortName": "Business Combinations - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i41a6f95d29ad456486179908065abc95_D20180401-20180401", "decimals": "INF", "lang": null, "name": "us-gaap:BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" } }, "R57": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:CertificatesOfDepositAtCarryingValue", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240074003 - Disclosure - Business Combinations - Schedule of Consideration Paid for Business Combination and Acquisition of Assets and Liabilities (Detail)", "role": "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail", "shortName": "Business Combinations - Schedule of Consideration Paid for Business Combination and Acquisition of Assets and Liabilities (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i41a6f95d29ad456486179908065abc95_D20180401-20180401", "decimals": "-3", "lang": null, "name": "us-gaap:BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R58": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:BusinessAcquisitionProFormaInformationTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:BusinessAcquisitionsProFormaRevenue", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240084004 - Disclosure - Business Combinations - Schedule of Pro forma Information of Business Acquired (Detail)", "role": "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofProformaInformationofBusinessAcquiredDetail", "shortName": "Business Combinations - Schedule of Pro forma Information of Business Acquired (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:BusinessAcquisitionProFormaInformationTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:BusinessAcquisitionsProFormaRevenue", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R59": { "firstAnchor": { "ancestors": [ "span", "div", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "fsb:DebtSecuritiesAvailableForSaleSecuritiesDecreaseForBusinessStrategy", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240114005 - Disclosure - Securities - Additional Information (Detail)", "role": "http://www.franklinsynergybank.com/role/SecuritiesAdditionalInformationDetail", "shortName": "Securities - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "fsb:DebtSecuritiesAvailableForSaleSecuritiesDecreaseForBusinessStrategy", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R6": { "firstAnchor": { "ancestors": [ "span", "div", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1000c792594c47c2af2e4efe2f2c3bee_D20190101-20191231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:CommonStockDividendsPerShareCashPaid", "reportCount": 1, "unique": true, "unitRef": "usdPerShare", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100070006 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical)", "role": "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITYParenthetical", "shortName": "CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical)", "subGroupType": "parenthetical", "uniqueAnchor": { "ancestors": [ "span", "div", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1000c792594c47c2af2e4efe2f2c3bee_D20190101-20191231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:CommonStockDividendsPerShareCashPaid", "reportCount": 1, "unique": true, "unitRef": "usdPerShare", "xsiNil": "false" } }, "R60": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240124006 - Disclosure - Securities - Summary of Amortized Cost and Fair Value of Securities Available for Sale (Detail)", "role": "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail", "shortName": "Securities - Summary of Amortized Cost and Fair Value of Securities Available for Sale (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "lang": null, "name": "us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R61": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:HeldToMaturitySecurities", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240134007 - Disclosure - Securities - Schedule of Amortized Cost and Fair Value of HTM Securities Portfolio (Detail)", "role": "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofHTMSecuritiesPortfolioDetail", "shortName": "Securities - Schedule of Amortized Cost and Fair Value of HTM Securities Portfolio (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "div", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7c623bd6abd44cb295dbc1dd6cd0d5e1_I20181231", "decimals": "-3", "lang": null, "name": "us-gaap:HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R62": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "div", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240144008 - Disclosure - Securities - Schedule of Realized Gain (Losses) (Detail)", "role": "http://www.franklinsynergybank.com/role/SecuritiesScheduleofRealizedGainLossesDetail", "shortName": "Securities - Schedule of Realized Gain (Losses) (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "div", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "lang": null, "name": "us-gaap:DebtSecuritiesAvailableForSaleRealizedGain", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R63": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:InvestmentsClassifiedByContractualMaturityDateTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "fsb:AvailableForSaleSecuritiesDebtMaturitiesWithinThreeMonthsAmortizedCost", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240154009 - Disclosure - Securities - Schedule of Amortized Cost and Fair Value of Investment Securities Portfolio by Contractual Maturity (Detail)", "role": "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail", "shortName": "Securities - Schedule of Amortized Cost and Fair Value of Investment Securities Portfolio by Contractual Maturity (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:InvestmentsClassifiedByContractualMaturityDateTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "fsb:AvailableForSaleSecuritiesDebtMaturitiesWithinThreeMonthsAmortizedCost", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R64": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240164010 - Disclosure - Securities - Schedule of Unrealized Losses and Fair Value by Major Security Type (Detail)", "role": "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail", "shortName": "Securities - Schedule of Unrealized Losses and Fair Value by Major Security Type (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R65": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FinancingReceivableBeforeAllowanceForCreditLossAndFee", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240194011 - Disclosure - Loans - Summary of Loans (Detail)", "role": "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail", "shortName": "Loans - Summary of Loans (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock", "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "lang": null, "name": "us-gaap:FinancingReceivableDeferredIncome", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R66": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7c623bd6abd44cb295dbc1dd6cd0d5e1_I20181231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FinancingReceivableAllowanceForCreditLosses", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240204012 - Disclosure - Loans - Activity in Allowance for Loan Losses by Portfolio Segment (Detail)", "role": "http://www.franklinsynergybank.com/role/LoansActivityinAllowanceforLoanLossesbyPortfolioSegmentDetail", "shortName": "Loans - Activity in Allowance for Loan Losses by Portfolio Segment (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "lang": null, "name": "us-gaap:ProvisionForLoanLossesExpensed", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R67": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FinancingReceivableAllowanceForCreditLosses", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240214013 - Disclosure - Loans - Additional Information (Detail)", "role": "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "shortName": "Loans - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "INF", "lang": null, "name": "us-gaap:FinancingReceivableModificationsNumberOfContracts2", "reportCount": 1, "unique": true, "unitRef": "contract", "xsiNil": "false" } }, "R68": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240224014 - Disclosure - Loans - Allowance for Loan Losses and Recorded Investment in Loans by Portfolio Segment and Based on Impairment Method (Detail)", "role": "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail", "shortName": "Loans - Allowance for Loan Losses and Recorded Investment in Loans by Portfolio Segment and Based on Impairment Method (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R69": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ImpairedFinancingReceivablesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240234015 - Disclosure - Loans - Summary of Impaired Loans by Class of Loans (Detail)", "role": "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail", "shortName": "Loans - Summary of Impaired Loans by Class of Loans (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ImpairedFinancingReceivablesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R7": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ProfitLoss", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100080007 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS", "role": "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "shortName": "CONSOLIDATED STATEMENTS OF CASH FLOWS", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "lang": null, "name": "fsb:AccretionOfPurchaseAccountingAdjustments", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R70": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240244016 - Disclosure - Loans - Average Recorded Investment of Impaired Loans by Class of Loan (Detail)", "role": "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail", "shortName": "Loans - Average Recorded Investment of Impaired Loans by Class of Loan (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R71": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FinancingReceivableRecordedInvestmentNonaccrualStatus", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240254017 - Disclosure - Loans - Schedule of Recorded Investment in Nonaccrual and Loans Past Due Over 90 Days on Accrual by Class of Loans (Detail)", "role": "http://www.franklinsynergybank.com/role/LoansScheduleofRecordedInvestmentinNonaccrualandLoansPastDueOver90DaysonAccrualbyClassofLoansDetail", "shortName": "Loans - Schedule of Recorded Investment in Nonaccrual and Loans Past Due Over 90 Days on Accrual by Class of Loans (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FinancingReceivableRecordedInvestmentNonaccrualStatus", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R72": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:PastDueFinancingReceivablesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FinancingReceivableRecordedInvestmentPastDue", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240264018 - Disclosure - Loans - Schedule of Aging of Recorded Investment in Past Due Loans by Class of Loans (Detail)", "role": "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "shortName": "Loans - Schedule of Aging of Recorded Investment in Past Due Loans by Class of Loans (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:PastDueFinancingReceivablesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FinancingReceivableRecordedInvestmentPastDue", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R73": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FinancingReceivableBeforeAllowanceForCreditLossAndFee", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240274019 - Disclosure - Loans - Summary of Risk Category of Loans by Class of Loans (Detail)", "role": "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail", "shortName": "Loans - Summary of Risk Category of Loans by Class of Loans (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "div", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i005c840872d44fd2820c5aca49cc423f_I20191231", "decimals": "-3", "lang": null, "name": "fsb:LoansAndLeasesReceivableGrossCarryingAmountIncludingPciLoans", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R74": { "firstAnchor": { "ancestors": [ "span", "div", "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:EscrowDeposit", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240304020 - Disclosure - Loan Servicing - Additional Information (Detail)", "role": "http://www.franklinsynergybank.com/role/LoanServicingAdditionalInformationDetail", "shortName": "Loan Servicing - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:EscrowDeposit", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R75": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "fsb:MortgageLoansPortfoliosServicedTableTextBlock", "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i9cf612881b734b35a64c7e23743cbad7_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "fsb:LoansServicedForOthers", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240314021 - Disclosure - Loan Servicing - Schedule of Loans Serviced Not Reported as Assets (Detail)", "role": "http://www.franklinsynergybank.com/role/LoanServicingScheduleofLoansServicedNotReportedasAssetsDetail", "shortName": "Loan Servicing - Schedule of Loans Serviced Not Reported as Assets (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "fsb:MortgageLoansPortfoliosServicedTableTextBlock", "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i9cf612881b734b35a64c7e23743cbad7_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "fsb:LoansServicedForOthers", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R76": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "div", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7c623bd6abd44cb295dbc1dd6cd0d5e1_I20181231", "decimals": "-3", "first": true, "lang": null, "name": "fsb:MortgageServicingRights", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240324022 - Disclosure - Loan Servicing - Related Loan Servicing Rights Activity (Detail)", "role": "http://www.franklinsynergybank.com/role/LoanServicingRelatedLoanServicingRightsActivityDetail", "shortName": "Loan Servicing - Related Loan Servicing Rights Activity (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "div", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "id27fe956a91b428394240a539b80d0f7_I20161231", "decimals": "-3", "lang": null, "name": "fsb:MortgageServicingRights", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R77": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "fsb:ScheduleOfNetLoanServicingFeesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "fsb:LoanServicingFees", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240334023 - Disclosure - Loan Servicing - Components of Net Loan Servicing Fees (Detail)", "role": "http://www.franklinsynergybank.com/role/LoanServicingComponentsofNetLoanServicingFeesDetail", "shortName": "Loan Servicing - Components of Net Loan Servicing Fees (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "fsb:ScheduleOfNetLoanServicingFeesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "fsb:LoanServicingFees", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R78": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:DepreciationDepletionAndAmortization", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240364024 - Disclosure - Premises and Equipment and Leases - Narrative (Details)", "role": "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesNarrativeDetails", "shortName": "Premises and Equipment and Leases - Narrative (Details)", "subGroupType": "details", "uniqueAnchor": null }, "R79": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:PropertyPlantAndEquipmentTextBlock", "fsb:PremisesEquipmentAndLeasesTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:PropertyPlantAndEquipmentGross", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240374025 - Disclosure - Premises and Equipment and Leases - Summary of Premises and Equipment (Detail)", "role": "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail", "shortName": "Premises and Equipment and Leases - Summary of Premises and Equipment (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:PropertyPlantAndEquipmentTextBlock", "fsb:PremisesEquipmentAndLeasesTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:PropertyPlantAndEquipmentGross", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R8": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ProfitLoss", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "110041001 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME", "role": "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME", "shortName": "CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "lang": null, "name": "us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R80": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "fsb:AssetsAndLiabilitiesLesseeTableTextBlock", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OperatingLeaseRightOfUseAsset", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240404026 - Disclosure - Leases - Summary of Consolidated Statements of Condition Classification of ROU Assets and Lease Liabilities (Details)", "role": "http://www.franklinsynergybank.com/role/LeasesSummaryofConsolidatedStatementsofConditionClassificationofROUAssetsandLeaseLiabilitiesDetails", "shortName": "Leases - Summary of Consolidated Statements of Condition Classification of ROU Assets and Lease Liabilities (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "fsb:AssetsAndLiabilitiesLesseeTableTextBlock", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "lang": null, "name": "us-gaap:FinanceLeaseRightOfUseAsset", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R81": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:LeaseCostTableTextBlock", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OperatingLeaseCost", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240414027 - Disclosure - Leases - Schedule of Lease Costs and Other Lease Information (Details)", "role": "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails", "shortName": "Leases - Schedule of Lease Costs and Other Lease Information (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:LeaseCostTableTextBlock", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OperatingLeaseCost", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R82": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240424028 - Disclosure - Leases - Future Undiscounted Lease Payments for Finance and Operating Leases (Details)", "role": "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails", "shortName": "Leases - Future Undiscounted Lease Payments for Finance and Operating Leases (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R83": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:OperatingLeaseWeightedAverageRemainingLeaseTerm1", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240434029 - Disclosure - Leases - Schedule of Weighted Average Remaining Term and Discounted Rates (Details)", "role": "http://www.franklinsynergybank.com/role/LeasesScheduleofWeightedAverageRemainingTermandDiscountedRatesDetails", "shortName": "Leases - Schedule of Weighted Average Remaining Term and Discounted Rates (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:OperatingLeaseWeightedAverageRemainingLeaseTerm1", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R84": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OperatingLeasePayments", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240444030 - Disclosure - Leases - Supplemental Cash Flow Information Related to Leases (Details)", "role": "http://www.franklinsynergybank.com/role/LeasesSupplementalCashFlowInformationRelatedtoLeasesDetails", "shortName": "Leases - Supplemental Cash Flow Information Related to Leases (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OperatingLeasePayments", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R85": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:Goodwill", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240474031 - Disclosure - Goodwill and Intangible Assets - Additional Information (Detail)", "role": "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail", "shortName": "Goodwill and Intangible Assets - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "us-gaap:GoodwillAndIntangibleAssetsDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1812e8f2ee1f4f2ba344e3e2460a106c_I20191231", "decimals": "-3", "lang": null, "name": "us-gaap:FiniteLivedIntangibleAssetsNet", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R86": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FiniteLivedCoreDepositsGross", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240484032 - Disclosure - Goodwill and Intangible Assets - Schedule of Acquired Intangible Assets (Detail)", "role": "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsScheduleofAcquiredIntangibleAssetsDetail", "shortName": "Goodwill and Intangible Assets - Schedule of Acquired Intangible Assets (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FiniteLivedCoreDepositsGross", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R87": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240494033 - Disclosure - Goodwill and Intangible Assets - Schedule of Estimated Amortization Expense (Detail)", "role": "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsScheduleofEstimatedAmortizationExpenseDetail", "shortName": "Goodwill and Intangible Assets - Schedule of Estimated Amortization Expense (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R88": { "firstAnchor": { "ancestors": [ "span", "div", "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:TimeDepositsAtOrAboveFDICInsuranceLimit", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240524034 - Disclosure - Deposits - Additional Information (Detail)", "role": "http://www.franklinsynergybank.com/role/DepositsAdditionalInformationDetail", "shortName": "Deposits - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:TimeDepositsAtOrAboveFDICInsuranceLimit", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R89": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:InvestmentHoldingsScheduleOfInvestmentsTableTextBlock", "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:DepositsRetail", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240534035 - Disclosure - Deposits - Schedule of Composition of Deposits (Details)", "role": "http://www.franklinsynergybank.com/role/DepositsScheduleofCompositionofDepositsDetails", "shortName": "Deposits - Schedule of Composition of Deposits (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:InvestmentHoldingsScheduleOfInvestmentsTableTextBlock", "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:DepositsRetail", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R9": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "iff148cb9b439480e979d11845673fa8f_I20161231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:SharesOutstanding", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "110061002 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY", "role": "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY", "shortName": "CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "iff148cb9b439480e979d11845673fa8f_I20161231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:SharesOutstanding", "reportCount": 1, "unique": true, "unitRef": "shares", "xsiNil": "false" } }, "R90": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:DepositLiabilitiesTypeTableTextBlock", "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:TimeDepositMaturitiesYearOne", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240544036 - Disclosure - Deposits - Schedule of Maturities of Time Deposits (Detail)", "role": "http://www.franklinsynergybank.com/role/DepositsScheduleofMaturitiesofTimeDepositsDetail", "shortName": "Deposits - Schedule of Maturities of Time Deposits (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:DepositLiabilitiesTypeTableTextBlock", "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:TimeDepositMaturitiesYearOne", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R91": { "firstAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-4", "first": true, "lang": null, "name": "us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240574037 - Disclosure - Federal Funds Purchased and Repurchase Agreements - Additional Information (Detail)", "role": "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsAdditionalInformationDetail", "shortName": "Federal Funds Purchased and Repurchase Agreements - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "us-gaap:FederalFundsPurchased", "span", "div", "us-gaap:RepurchaseAgreementsResaleAgreementsSecuritiesBorrowedAndSecuritiesLoanedDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "lang": null, "name": "us-gaap:FederalFundsPurchased", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R92": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "ix:continuation", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ShorttermDebtAverageOutstandingAmount", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240584038 - Disclosure - Federal Funds Purchased and Repurchase Agreements - Summary of Information Concerning Securities Sold under Agreements to Repurchase (Detail)", "role": "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsSummaryofInformationConcerningSecuritiesSoldunderAgreementstoRepurchaseDetail", "shortName": "Federal Funds Purchased and Repurchase Agreements - Summary of Information Concerning Securities Sold under Agreements to Repurchase (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "ix:continuation", "ix:continuation", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ShorttermDebtAverageOutstandingAmount", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R93": { "firstAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AdvancesFromFederalHomeLoanBanks", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240614039 - Disclosure - Federal Home Loan Bank Advances - Additional Information (Detail)", "role": "http://www.franklinsynergybank.com/role/FederalHomeLoanBankAdvancesAdditionalInformationDetail", "shortName": "Federal Home Loan Bank Advances - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "lang": null, "name": "us-gaap:PledgedAssetsSeparatelyReportedLoansPledgedForFederalHomeLoanBankAtFairValue", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R94": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:FederalHomeLoanBankAdvancesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FederalHomeLoanBankAdvancesMaturitiesSummaryInNextRollingTwelveMonths", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240624040 - Disclosure - Federal Home Loan Bank Advances - Schedule of Maturities of Advances and Interest Rates (Detail)", "role": "http://www.franklinsynergybank.com/role/FederalHomeLoanBankAdvancesScheduleofMaturitiesofAdvancesandInterestRatesDetail", "shortName": "Federal Home Loan Bank Advances - Schedule of Maturities of Advances and Interest Rates (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap:FederalHomeLoanBankAdvancesTableTextBlock", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FederalHomeLoanBankAdvancesMaturitiesSummaryInNextRollingTwelveMonths", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R95": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1b83c7cb79b84f9b9165a8ee42f9107c_I20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:SubordinatedDebt", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240654041 - Disclosure - Subordinated Notes - Additional Information (Detail)", "role": "http://www.franklinsynergybank.com/role/SubordinatedNotesAdditionalInformationDetail", "shortName": "Subordinated Notes - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": null }, "R96": { "firstAnchor": { "ancestors": [ "span", "div", "td", "tr", "table", "div", "us-gaap:ScheduleOfDebtTableTextBlock", "us-gaap:DebtDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1ed1bacf87774e37ba5e19d745cd9f13_D20160301-20160331", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:DebtInstrumentBasisSpreadOnVariableRate1", "reportCount": 1, "unique": true, "unitRef": "number", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240664042 - Disclosure - Subordinated Notes - Summary of Terms of Each Subordinated Note offering (Detail)", "role": "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail", "shortName": "Subordinated Notes - Summary of Terms of Each Subordinated Note offering (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "td", "tr", "table", "div", "us-gaap:ScheduleOfDebtTableTextBlock", "us-gaap:DebtDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i1ed1bacf87774e37ba5e19d745cd9f13_D20160301-20160331", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:DebtInstrumentBasisSpreadOnVariableRate1", "reportCount": 1, "unique": true, "unitRef": "number", "xsiNil": "false" } }, "R97": { "firstAnchor": { "ancestors": [ "span", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:DefinedContributionPlanCostRecognized", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240684043 - Disclosure - Benefit Plans - Additional Information (Detail)", "role": "http://www.franklinsynergybank.com/role/BenefitPlansAdditionalInformationDetail", "shortName": "Benefit Plans - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:DefinedContributionPlanCostRecognized", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R98": { "firstAnchor": { "ancestors": [ "us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate", "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock", "span", "div", "us-gaap:IncomeTaxDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate", "reportCount": 1, "unique": true, "unitRef": "number", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240714044 - Disclosure - Income Taxes - Additional Information (Detail)", "role": "http://www.franklinsynergybank.com/role/IncomeTaxesAdditionalInformationDetail", "shortName": "Income Taxes - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate", "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock", "span", "div", "us-gaap:IncomeTaxDisclosureTextBlock", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate", "reportCount": 1, "unique": true, "unitRef": "number", "xsiNil": "false" } }, "R99": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "240724045 - Disclosure - Income Taxes - Summary of Reconciliation of Income Tax Expense (Detail)", "role": "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail", "shortName": "Income Taxes - Summary of Reconciliation of Income Tax Expense (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i7d08d18b97df4a2ea1cbbd2a29fe17a9_D20190101-20191231", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate", "reportCount": 1, "unique": true, "unitRef": "usd", "xsiNil": "false" } }, "R9999": { "firstAnchor": { "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "baseRef": "fsb-20191231.htm", "contextRef": "i2761e92cae2b4f7b94d58ca713ac9686_I20190101", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption", "reportCount": 1, "unitRef": "usd", "xsiNil": "false" }, "groupType": "", "isDefault": "false", "longName": "Uncategorized Items - fsb-20191231.htm", "role": "http://xbrl.sec.gov/role/uncategorizedFacts", "shortName": "Uncategorized Items - fsb-20191231.htm", "subGroupType": "", "uniqueAnchor": null } }, "segmentCount": 103, "tag": { "dei_AmendmentFlag": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.", "label": "Amendment Flag", "terseLabel": "Amendment Flag" } } }, "localname": "AmendmentFlag", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "booleanItemType" }, "dei_CityAreaCode": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Area code of city", "label": "City Area Code", "terseLabel": "City Area Code" } } }, "localname": "CityAreaCode", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "normalizedStringItemType" }, "dei_CoverAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Cover page.", "label": "Cover page." } } }, "localname": "CoverAbstract", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "xbrltype": "stringItemType" }, "dei_CurrentFiscalYearEndDate": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "End date of current fiscal year in the format --MM-DD.", "label": "Current Fiscal Year End Date", "terseLabel": "Current Fiscal Year End Date" } } }, "localname": "CurrentFiscalYearEndDate", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "gMonthDayItemType" }, "dei_DocumentAnnualReport": { "auth_ref": [ "r643" ], "lang": { "en-US": { "role": { "documentation": "Boolean flag that is true only for a form used as an annual report.", "label": "Document Annual Report", "terseLabel": "Document Annual Report" } } }, "localname": "DocumentAnnualReport", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "booleanItemType" }, "dei_DocumentFiscalPeriodFocus": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Fiscal period values are FY, Q1, Q2, and Q3. 1st, 2nd and 3rd quarter 10-Q or 10-QT statements have value Q1, Q2, and Q3 respectively, with 10-K, 10-KT or other fiscal year statements having FY.", "label": "Document Fiscal Period Focus", "terseLabel": "Document Fiscal Period Focus" } } }, "localname": "DocumentFiscalPeriodFocus", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "fiscalPeriodItemType" }, "dei_DocumentFiscalYearFocus": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "This is focus fiscal year of the document report in CCYY format. For a 2006 annual report, which may also provide financial information from prior periods, fiscal 2006 should be given as the fiscal year focus. Example: 2006.", "label": "Document Fiscal Year Focus", "terseLabel": "Document Fiscal Year Focus" } } }, "localname": "DocumentFiscalYearFocus", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "gYearItemType" }, "dei_DocumentPeriodEndDate": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented. If there is no historical data in the report, use the filing date. The format of the date is CCYY-MM-DD.", "label": "Document Period End Date", "terseLabel": "Document Period End Date" } } }, "localname": "DocumentPeriodEndDate", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "dateItemType" }, "dei_DocumentTransitionReport": { "auth_ref": [ "r642" ], "lang": { "en-US": { "role": { "documentation": "Boolean flag that is true only for a form used as a transition report.", "label": "Document Transition Report", "terseLabel": "Document Transition Report" } } }, "localname": "DocumentTransitionReport", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "booleanItemType" }, "dei_DocumentType": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.", "label": "Document Type", "terseLabel": "Document Type" } } }, "localname": "DocumentType", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "submissionTypeItemType" }, "dei_DocumentsIncorporatedByReferenceTextBlock": { "auth_ref": [ "r640" ], "lang": { "en-US": { "role": { "documentation": "Documents incorporated by reference.", "label": "Documents Incorporated by Reference [Text Block]", "terseLabel": "Documents Incorporated by Reference" } } }, "localname": "DocumentsIncorporatedByReferenceTextBlock", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "textBlockItemType" }, "dei_EntityAddressAddressLine1": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Address Line 1 such as Attn, Building Name, Street Name", "label": "Entity Address, Address Line One", "terseLabel": "Entity Address, Address Line One" } } }, "localname": "EntityAddressAddressLine1", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityAddressCityOrTown": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Name of the City or Town", "label": "Entity Address, City or Town", "terseLabel": "Entity Address, City or Town" } } }, "localname": "EntityAddressCityOrTown", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityAddressPostalZipCode": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Code for the postal or zip code", "label": "Entity Address, Postal Zip Code", "terseLabel": "Entity Address, Postal Zip Code" } } }, "localname": "EntityAddressPostalZipCode", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityAddressStateOrProvince": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Name of the state or province.", "label": "Entity Address, State or Province", "terseLabel": "Entity Address, State or Province" } } }, "localname": "EntityAddressStateOrProvince", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "stateOrProvinceItemType" }, "dei_EntityCentralIndexKey": { "auth_ref": [ "r644" ], "lang": { "en-US": { "role": { "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.", "label": "Entity Central Index Key", "terseLabel": "Entity Central Index Key" } } }, "localname": "EntityCentralIndexKey", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "centralIndexKeyItemType" }, "dei_EntityCommonStockSharesOutstanding": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.", "label": "Entity Common Stock, Shares Outstanding", "terseLabel": "Entity Common Stock, Shares Outstanding" } } }, "localname": "EntityCommonStockSharesOutstanding", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "sharesItemType" }, "dei_EntityCurrentReportingStatus": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Indicate 'Yes' or 'No' whether registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. This information should be based on the registrant's current or most recent filing containing the related disclosure.", "label": "Entity Current Reporting Status", "terseLabel": "Entity Current Reporting Status" } } }, "localname": "EntityCurrentReportingStatus", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "yesNoItemType" }, "dei_EntityEmergingGrowthCompany": { "auth_ref": [ "r644" ], "lang": { "en-US": { "role": { "documentation": "Indicate if registrant meets the emerging growth company criteria.", "label": "Entity Emerging Growth Company", "terseLabel": "Entity Emerging Growth Company" } } }, "localname": "EntityEmergingGrowthCompany", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "booleanItemType" }, "dei_EntityFileNumber": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.", "label": "Entity File Number", "terseLabel": "Entity File Number" } } }, "localname": "EntityFileNumber", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "fileNumberItemType" }, "dei_EntityFilerCategory": { "auth_ref": [ "r644" ], "lang": { "en-US": { "role": { "documentation": "Indicate whether the registrant is one of the following: Large Accelerated Filer, Accelerated Filer, Non-accelerated Filer. Definitions of these categories are stated in Rule 12b-2 of the Exchange Act. This information should be based on the registrant's current or most recent filing containing the related disclosure.", "label": "Entity Filer Category", "terseLabel": "Entity Filer Category" } } }, "localname": "EntityFilerCategory", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "filerCategoryItemType" }, "dei_EntityIncorporationStateCountryCode": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Two-character EDGAR code representing the state or country of incorporation.", "label": "Entity Incorporation, State or Country Code", "terseLabel": "Entity Incorporation, State or Country Code" } } }, "localname": "EntityIncorporationStateCountryCode", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "edgarStateCountryItemType" }, "dei_EntityInteractiveDataCurrent": { "auth_ref": [ "r645" ], "lang": { "en-US": { "role": { "documentation": "Boolean flag that is true when the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).", "label": "Entity Interactive Data Current", "terseLabel": "Entity Interactive Data Current" } } }, "localname": "EntityInteractiveDataCurrent", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "yesNoItemType" }, "dei_EntityPublicFloat": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter.", "label": "Entity Public Float", "terseLabel": "Entity Public Float" } } }, "localname": "EntityPublicFloat", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "monetaryItemType" }, "dei_EntityRegistrantName": { "auth_ref": [ "r644" ], "lang": { "en-US": { "role": { "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.", "label": "Entity Registrant Name", "terseLabel": "Entity Registrant Name" } } }, "localname": "EntityRegistrantName", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityShellCompany": { "auth_ref": [ "r644" ], "lang": { "en-US": { "role": { "documentation": "Boolean flag that is true when the registrant is a shell company as defined in Rule 12b-2 of the Exchange Act.", "label": "Entity Shell Company", "terseLabel": "Entity Shell Company" } } }, "localname": "EntityShellCompany", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "booleanItemType" }, "dei_EntitySmallBusiness": { "auth_ref": [ "r644" ], "lang": { "en-US": { "role": { "documentation": "Indicates that the company is a Smaller Reporting Company (SRC).", "label": "Entity Small Business", "verboseLabel": "Entity Small Business" } } }, "localname": "EntitySmallBusiness", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "booleanItemType" }, "dei_EntityTaxIdentificationNumber": { "auth_ref": [ "r644" ], "lang": { "en-US": { "role": { "documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.", "label": "Entity Tax Identification Number", "terseLabel": "Entity Tax Identification Number" } } }, "localname": "EntityTaxIdentificationNumber", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "employerIdItemType" }, "dei_EntityVoluntaryFilers": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Indicate 'Yes' or 'No' if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act.", "label": "Entity Voluntary Filers", "terseLabel": "Entity Voluntary Filers" } } }, "localname": "EntityVoluntaryFilers", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "yesNoItemType" }, "dei_EntityWellKnownSeasonedIssuer": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Indicate 'Yes' or 'No' if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Is used on Form Type: 10-K, 10-Q, 8-K, 20-F, 6-K, 10-K/A, 10-Q/A, 20-F/A, 6-K/A, N-CSR, N-Q, N-1A.", "label": "Entity Well-known Seasoned Issuer", "terseLabel": "Entity Well-known Seasoned Issuer" } } }, "localname": "EntityWellKnownSeasonedIssuer", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "yesNoItemType" }, "dei_LocalPhoneNumber": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Local phone number for entity.", "label": "Local Phone Number", "terseLabel": "Local Phone Number" } } }, "localname": "LocalPhoneNumber", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "normalizedStringItemType" }, "dei_Security12bTitle": { "auth_ref": [ "r639" ], "lang": { "en-US": { "role": { "documentation": "Title of a 12(b) registered security.", "label": "Title of 12(b) Security", "terseLabel": "Title of 12(b) Security" } } }, "localname": "Security12bTitle", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "securityTitleItemType" }, "dei_SecurityExchangeName": { "auth_ref": [ "r641" ], "lang": { "en-US": { "role": { "documentation": "Name of the Exchange on which a security is registered.", "label": "Security Exchange Name", "terseLabel": "Security Exchange Name" } } }, "localname": "SecurityExchangeName", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "edgarExchangeCodeItemType" }, "dei_TradingSymbol": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Trading symbol of an instrument as listed on an exchange.", "label": "Trading Symbol", "terseLabel": "Trading Symbol" } } }, "localname": "TradingSymbol", "nsuri": "http://xbrl.sec.gov/dei/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/Cover" ], "xbrltype": "tradingSymbolItemType" }, "fsb_AccretionOfPurchaseAccountingAdjustments": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 3.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Accretion of discounts related to purchase accounting adjustments from the Company's acquisition.", "label": "Accretion Of Purchase Accounting Adjustments", "negatedLabel": "Accretion of purchase accounting adjustments" } } }, "localname": "AccretionOfPurchaseAccountingAdjustments", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "fsb_AccruedInterestPayableFairValueDisclosure": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Accrued interest payable fair value disclosure.", "label": "Accrued Interest Payable Fair Value Disclosure", "terseLabel": "Accrued interest payable" } } }, "localname": "AccruedInterestPayableFairValueDisclosure", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "fsb_AccruedInterestReceivableFairValueDisclosure": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Accrued interest receivable fair value disclosure.", "label": "Accrued Interest Receivable Fair Value Disclosure", "terseLabel": "Accrued interest receivable" } } }, "localname": "AccruedInterestReceivableFairValueDisclosure", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "fsb_AllOtherMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "All other.", "label": "All Other [Member]", "terseLabel": "Other" } } }, "localname": "AllOtherMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "domainItemType" }, "fsb_AllowanceForCreditLossesOnFinancingReceivablesImpairmentTableTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Allowance for credit losses on financing receivables impairment.", "label": "Allowance For Credit Losses On Financing Receivables Impairment Table [Text Block]", "terseLabel": "Allowance for Loan Losses and Recorded Investment in Loans by Portfolio Segment and Based on Impairment Method" } } }, "localname": "AllowanceForCreditLossesOnFinancingReceivablesImpairmentTableTextBlock", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoansTables" ], "xbrltype": "textBlockItemType" }, "fsb_AllowanceForLoanLossesAndRecordedInvestmentInLoansLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Allowance For Loan Losses And Recorded Investment In Loans Line Items.", "label": "Allowance For Loan Losses And Recorded Investment In Loans [Line Items]", "terseLabel": "Allowance For Loan Losses And Recorded Investment In Loans [Line Items]" } } }, "localname": "AllowanceForLoanLossesAndRecordedInvestmentInLoansLineItems", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail" ], "xbrltype": "stringItemType" }, "fsb_AllowanceForLoanLossesAndRecordedInvestmentInLoansTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Allowance For Loan Losses And Recorded Investment In Loans Table.", "label": "Allowance For Loan Losses And Recorded Investment In Loans [Table]", "terseLabel": "Allowance For Loan Losses And Recorded Investment In Loans [Table]" } } }, "localname": "AllowanceForLoanLossesAndRecordedInvestmentInLoansTable", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail" ], "xbrltype": "stringItemType" }, "fsb_AmortizedCostAndFairValueDebtSecuritiesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Amortized Cost and Fair Value Debt Securities [Abstract]", "label": "Amortized Cost And Fair Value Debt Securities [Abstract]", "terseLabel": "Amortized Cost And Fair Value Debt Securities [Abstract]" } } }, "localname": "AmortizedCostAndFairValueDebtSecuritiesAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "xbrltype": "stringItemType" }, "fsb_AssetsAndLiabilitiesLesseeTableTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Assets And Liabilities, Lessee", "label": "Assets And Liabilities, Lessee [Table Text Block]", "terseLabel": "Supplemental Balance Sheet Information" } } }, "localname": "AssetsAndLiabilitiesLesseeTableTextBlock", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesTables" ], "xbrltype": "textBlockItemType" }, "fsb_AvailableForSaleSecuritiesDebtMaturitiesWithinThreeMonthsAmortizedCost": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail": { "order": 1.0, "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Available for sale securities debt maturities within three months amortized cost.", "label": "Available For Sale Securities Debt Maturities Within Three Months Amortized Cost", "terseLabel": "Three months or less" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithinThreeMonthsAmortizedCost", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "monetaryItemType" }, "fsb_AvailableForSaleSecuritiesDebtMaturitiesWithinThreeMonthsFairValue": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail": { "order": 1.0, "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtSecurities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Available for sale securities debt maturities within three months fair value.", "label": "Available For Sale Securities Debt Maturities Within Three Months Fair Value", "terseLabel": "Three months or less" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithinThreeMonthsFairValue", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "monetaryItemType" }, "fsb_AvailableForSaleSecuritiesFairValueDisclosuresAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Available For Sale Securities, Fair Value Disclosures", "label": "Available For Sale Securities, Fair Value Disclosures [Abstract]", "terseLabel": "Fair Value" } } }, "localname": "AvailableForSaleSecuritiesFairValueDisclosuresAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "stringItemType" }, "fsb_AvailableForSaleSecuritiesMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Available For Sale Securities", "label": "Available For Sale Securities [Member]", "terseLabel": "Securities available-for-sale" } } }, "localname": "AvailableForSaleSecuritiesMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativesInstrumentsStatementsofFinancialPerformanceandFinancialPositionLocationFairValueHedgeDetails" ], "xbrltype": "domainItemType" }, "fsb_BaselThreeMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Capital ratio under Basel III.", "label": "Basel Three [Member]", "terseLabel": "Basel III" } } }, "localname": "BaselThreeMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/AdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "fsb_BusinessCombinationConsiderationTransferredValueOfStockOptions": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 2.0, "parentTag": "us-gaap_BusinessCombinationConsiderationTransferred1", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Business combination consideration transferred value of stock options.", "label": "Business Combination Consideration Transferred Value Of Stock Options", "terseLabel": "Fair value of stock options issued to Civic option holders" } } }, "localname": "BusinessCombinationConsiderationTransferredValueOfStockOptions", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "fsb_BusinessCombinationEquityIssuableExchangeRatio": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Business Combination, Equity Issuable Exchange Ratio", "label": "Business Combination, Equity Issuable Exchange Ratio", "terseLabel": "Business combination, equity issuable exchange ratio" } } }, "localname": "BusinessCombinationEquityIssuableExchangeRatio", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "decimalItemType" }, "fsb_BusinessCombinationPerShareCashConsideration": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Business Combination, Per Share Cash Consideration", "label": "Business Combination, Per Share Cash Consideration", "terseLabel": "Business combination, per share cash consideration (in dollars per share)" } } }, "localname": "BusinessCombinationPerShareCashConsideration", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "perShareItemType" }, "fsb_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 1.0, "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Business combination recognized identifiable assets acquired and liabilities assumed deposits.", "label": "Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Deposits", "terseLabel": "Deposits" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "fsb_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquityMethodInvestment": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 5.0, "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Equity Method Investment", "label": "Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Equity Method Investment", "terseLabel": "Equity securities" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquityMethodInvestment", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "fsb_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFederalHomeLoanBankAdvances": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 2.0, "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Federal Home Loan Bank Advances", "label": "Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Federal Home Loan Bank Advances", "terseLabel": "Federal Home Loan Bank advances" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFederalHomeLoanBankAdvances", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "fsb_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedForeclosedAssets": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 8.0, "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Foreclosed Assets", "label": "Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Foreclosed Assets", "terseLabel": "Foreclosed assets" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedForeclosedAssets", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "fsb_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansAndLeasesReceivableGross": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Business combination recognized identifiable assets acquired and liabilities assumed loans and leases receivable gross.", "label": "Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Loans And Leases Receivable Gross", "terseLabel": "Customer receivables with a fair value and gross contractual amounts receivable" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansAndLeasesReceivableGross", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "fsb_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansAndLeasesReceivableNetReportedAmount": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 4.0, "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Business combination recognized identifiable assets acquired and liabilities assumed loans and leases receivable net reported amount.", "label": "Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Loans And Leases Receivable Net Reported Amount", "terseLabel": "Loans" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansAndLeasesReceivableNetReportedAmount", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "fsb_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 9.0, "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Assets", "label": "Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Assets", "terseLabel": "Other assets" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "fsb_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherLiabilities": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 3.0, "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Liabilities", "label": "Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Liabilities", "terseLabel": "Other liabilities" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherLiabilities", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "fsb_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedSecuritiesAvailableForSale": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 3.0, "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Securities Available For Sale", "label": "Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Securities Available For Sale", "terseLabel": "Securities available for sale" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedSecuritiesAvailableForSale", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "fsb_CapitalConservationBufferRate": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Capital conservation buffer rate.", "label": "Capital Conservation Buffer Rate", "terseLabel": "Capital conservation buffer limit for capital distributions or discretionary bonus payments" } } }, "localname": "CapitalConservationBufferRate", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/AdditionalInformationDetails" ], "xbrltype": "percentItemType" }, "fsb_CapitalConservationBufferThreshold": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Capital conservation buffer threshold.", "label": "Capital Conservation Buffer Threshold", "terseLabel": "Capital conservation buffer threshold" } } }, "localname": "CapitalConservationBufferThreshold", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/AdditionalInformationDetails" ], "xbrltype": "percentItemType" }, "fsb_CertificatesOfDepositInOtherFinancialInstitutionsFairValue": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Certificates of deposit in other financial institutions fair value.", "label": "Certificates Of Deposit In Other Financial Institutions Fair Value", "terseLabel": "Certificates of deposit held at other financial institutions" } } }, "localname": "CertificatesOfDepositInOtherFinancialInstitutionsFairValue", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "fsb_CivicBankAndTrustMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Civic bank and trust.", "label": "Civic Bank And Trust [Member]", "terseLabel": "Civic Bank and Trust" } } }, "localname": "CivicBankAndTrustMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail", "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "fsb_ClassOfWarrantOrRightExercisablePeriod": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Class of warrant or right exercisable period.", "label": "Class Of Warrant Or Right Exercisable Period", "terseLabel": "Warrants exercisable period" } } }, "localname": "ClassOfWarrantOrRightExercisablePeriod", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "durationItemType" }, "fsb_ClassifiedAndCriticizedLoansMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Classified and criticized loans.", "label": "Classified And Criticized Loans [Member]", "terseLabel": "Classified and Criticized Loans" } } }, "localname": "ClassifiedAndCriticizedLoansMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "fsb_CommercialAndIndustrialFinancingReceivableMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Commercial And Industrial Financing Receivable [Member]", "label": "Commercial And Industrial Financing Receivable [Member]", "terseLabel": "Commercial and industrial" } } }, "localname": "CommercialAndIndustrialFinancingReceivableMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoansScheduleofRecordedInvestmentinNonaccrualandLoansPastDueOver90DaysonAccrualbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "fsb_CommercialAndIndustrialPortfolioSegmentMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Commercial And Industrial Portfolio Segment [Member]", "label": "Commercial And Industrial Portfolio Segment [Member]", "terseLabel": "Commercial and Industrial" } } }, "localname": "CommercialAndIndustrialPortfolioSegmentMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/LoansActivityinAllowanceforLoanLossesbyPortfolioSegmentDetail", "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail", "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofRecordedInvestmentinNonaccrualandLoansPastDueOver90DaysonAccrualbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "fsb_CommercialRealEstateNonfarmNonresidentialMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Commercial Real Estate, Nonfarm, Nonresidential", "label": "Commercial Real Estate, Nonfarm, Nonresidential [Member]", "terseLabel": "Nonfarm, nonresidential" } } }, "localname": "CommercialRealEstateNonfarmNonresidentialMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "fsb_CommercialRealEstateOtherMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Commercial Real Estate, Other [Member]", "label": "Commercial Real Estate, Other [Member]", "terseLabel": "Other", "verboseLabel": "Commercial real estate, other" } } }, "localname": "CommercialRealEstateOtherMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "fsb_CommitmentsToMakeLoansMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Commitments To Make Loans [Member]", "label": "Commitments To Make Loans [Member]", "terseLabel": "Commitments to make loans" } } }, "localname": "CommitmentsToMakeLoansMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesSummaryofContractualAmountsofFinancialInstrumentswithOffBalanceSheetRiskDetails" ], "xbrltype": "domainItemType" }, "fsb_CommonEquityTierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Common equity tier one risk based capital required for capital adequacy to risk weighted assets.", "label": "Common Equity Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets", "terseLabel": "Common equity Tier 1 capital to RWA" } } }, "localname": "CommonEquityTierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "percentItemType" }, "fsb_CommonEquityTierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Common equity tier one risk based capital required to be well capitalized to risk weighted assets.", "label": "Common Equity Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets", "terseLabel": "Common equity Tier 1 capital to RWA" } } }, "localname": "CommonEquityTierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "percentItemType" }, "fsb_CompanyAndBankOwnedLifeInsurancePolicyPolicyTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Company and bank owned life insurance.", "label": "Company And Bank Owned Life Insurance Policy [Policy Text Block]", "terseLabel": "Company Owned Life Insurance/Bank Owned Life Insurance" } } }, "localname": "CompanyAndBankOwnedLifeInsurancePolicyPolicyTextBlock", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "fsb_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsCapitalAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Compliance with Regulatory Capital Requirements Under Banking Regulations, Capital", "label": "Compliance with Regulatory Capital Requirements Under Banking Regulations, Capital [Abstract]", "terseLabel": "Amount" } } }, "localname": "ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsCapitalAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "stringItemType" }, "fsb_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsRatiosAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Compliance with Regulatory Capital Requirements under Banking Regulations, Ratios", "label": "Compliance with Regulatory Capital Requirements under Banking Regulations, Ratios [Abstract]", "terseLabel": "Ratio" } } }, "localname": "ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsRatiosAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "stringItemType" }, "fsb_ConstructionAndLandDevelopmentMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Construction And Land Development [Member]", "label": "Construction And Land Development [Member]", "terseLabel": "Construction and\u00a0Land Development" } } }, "localname": "ConstructionAndLandDevelopmentMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoansActivityinAllowanceforLoanLossesbyPortfolioSegmentDetail", "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail", "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "fsb_DebtSecuritiesAvailableForSaleMaturityAllocatedAndSingleMaturityDateOverThreeMonthsToOneYearAmortizedCost": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail": { "order": 2.0, "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Over Three Months To One Year, Amortized Cost", "label": "Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Over Three Months To One Year, Amortized Cost", "terseLabel": "Over three months through one year" } } }, "localname": "DebtSecuritiesAvailableForSaleMaturityAllocatedAndSingleMaturityDateOverThreeMonthsToOneYearAmortizedCost", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "monetaryItemType" }, "fsb_DebtSecuritiesAvailableForSaleMaturityAllocatedAndSingleMaturityDateOverThreeMonthsToOneYearFairValue": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail": { "order": 2.0, "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtSecurities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Over Three Months To One Year, Fair Value", "label": "Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Over Three Months To One Year, Fair Value", "terseLabel": "Over three months through one year" } } }, "localname": "DebtSecuritiesAvailableForSaleMaturityAllocatedAndSingleMaturityDateOverThreeMonthsToOneYearFairValue", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "monetaryItemType" }, "fsb_DebtSecuritiesAvailableForSaleSecuritiesDecreaseForBusinessStrategy": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Debt Securities, Available-For-Sale Securities, Decrease For Business Strategy", "label": "Debt Securities, Available-For-Sale Securities, Decrease For Business Strategy", "terseLabel": "Reduction in combined securities portfolio" } } }, "localname": "DebtSecuritiesAvailableForSaleSecuritiesDecreaseForBusinessStrategy", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "fsb_DebtSecuritiesAvailableForSaleSecuritiesDecreaseForBusinessStrategyPercent": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Debt Securities, Available-For-Sale Securities, Decrease For Business Strategy, Percent", "label": "Debt Securities, Available-For-Sale Securities, Decrease For Business Strategy, Percent", "terseLabel": "Reduction in combined securities portfolio (as a percent)" } } }, "localname": "DebtSecuritiesAvailableForSaleSecuritiesDecreaseForBusinessStrategyPercent", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesAdditionalInformationDetail" ], "xbrltype": "percentItemType" }, "fsb_DeferredFederalIncomeTaxExpenseTaxRevaluation": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesComponentofIncomeTaxExpenseBenefitDetail": { "order": 5.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Deferred Federal Income Tax Expense, Tax Revaluation", "label": "Deferred Federal Income Tax Expense, Tax Revaluation", "verboseLabel": "Deferred tax revaluation expense" } } }, "localname": "DeferredFederalIncomeTaxExpenseTaxRevaluation", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesComponentofIncomeTaxExpenseBenefitDetail" ], "xbrltype": "monetaryItemType" }, "fsb_DeferredGainOnSaleOfForeclosedAssets": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 20.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Deferred gain on sale of foreclosed assets.", "label": "Deferred Gain On Sale Of Foreclosed Assets", "negatedLabel": "Recognition of deferred gain on sale of foreclosed assets" } } }, "localname": "DeferredGainOnSaleOfForeclosedAssets", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "fsb_DeferredGainOnSaleOfLoans": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 19.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Deferred gain on sale of loans.", "label": "Deferred Gain On Sale Of Loans", "negatedLabel": "Recognition of deferred gain on sale of loans" } } }, "localname": "DeferredGainOnSaleOfLoans", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "fsb_DeferredTaxAssetsLeaseLiability": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 10.0, "parentTag": "us-gaap_DeferredTaxAssetsNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Deferred Tax Assets, Lease Liability", "label": "Deferred Tax Assets, Lease Liability", "terseLabel": "Lease liability" } } }, "localname": "DeferredTaxAssetsLeaseLiability", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "fsb_DeferredTaxAssetsLoanFees": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 8.0, "parentTag": "us-gaap_DeferredTaxAssetsNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Deferred Tax Assets Loan Fees", "label": "Deferred Tax Assets Loan Fees", "terseLabel": "Loan fees" } } }, "localname": "DeferredTaxAssetsLoanFees", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "fsb_DeferredTaxAssetsNonaccrualLoanInterest": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 7.0, "parentTag": "us-gaap_DeferredTaxAssetsNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Deferred Tax Assets Nonaccrual Loan Interest", "label": "Deferred Tax Assets Nonaccrual Loan Interest", "terseLabel": "Nonaccrual loan interest" } } }, "localname": "DeferredTaxAssetsNonaccrualLoanInterest", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "fsb_DeferredTaxAssetsStartUpCosts": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 1.0, "parentTag": "us-gaap_DeferredTaxAssetsNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Deferred Tax Assets Start Up Costs", "label": "Deferred Tax Assets Start Up Costs", "terseLabel": "Organizational and start-up costs" } } }, "localname": "DeferredTaxAssetsStartUpCosts", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "fsb_DepositsBrokered": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/DepositsScheduleofCompositionofDepositsDetails": { "order": 2.0, "parentTag": "us-gaap_Deposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Deposits, Brokered", "label": "Deposits, Brokered", "terseLabel": "Brokered" } } }, "localname": "DepositsBrokered", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsScheduleofCompositionofDepositsDetails" ], "xbrltype": "monetaryItemType" }, "fsb_DepositsLocalGovernment": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/DepositsScheduleofCompositionofDepositsDetails": { "order": 3.0, "parentTag": "us-gaap_Deposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Deposits, Local Government", "label": "Deposits, Local Government", "terseLabel": "Local Government" } } }, "localname": "DepositsLocalGovernment", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsScheduleofCompositionofDepositsDetails" ], "xbrltype": "monetaryItemType" }, "fsb_DepositsReciprocalAndOther": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/DepositsScheduleofCompositionofDepositsDetails": { "order": 4.0, "parentTag": "us-gaap_Deposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Deposits, Reciprocal And Other", "label": "Deposits, Reciprocal And Other", "terseLabel": "Reciprocal and other" } } }, "localname": "DepositsReciprocalAndOther", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsScheduleofCompositionofDepositsDetails" ], "xbrltype": "monetaryItemType" }, "fsb_DivestmentOfCommonStockIssuedToDefinedBenefitPlan": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 8.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 4.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Divestment of common stock issued to 401(k) plan.", "label": "Divestment Of Common Stock Issued To Defined Benefit Plan", "negatedLabel": "Divestment of common stock issued to 401(k) plan", "negatedTerseLabel": "Divestment of stock issued to 401(k) plan" } } }, "localname": "DivestmentOfCommonStockIssuedToDefinedBenefitPlan", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "fsb_DividendRestrictionPolicyPolicyTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Dividend Restriction [Policy Text Block]", "label": "Dividend Restriction Policy [Policy Text Block]", "terseLabel": "Dividend Restriction" } } }, "localname": "DividendRestrictionPolicyPolicyTextBlock", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "fsb_DividendRestrictionsMaximumAmountOfDividendsReceivableWithoutRegulatoryAgencyApproval": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Dividend Restrictions, Maximum Amount Of Dividends Receivable Without Regulatory Agency Approval", "label": "Dividend Restrictions, Maximum Amount Of Dividends Receivable Without Regulatory Agency Approval", "terseLabel": "Dividend restrictions, maximum amount of dividends receivable without regulatory agency approval" } } }, "localname": "DividendRestrictionsMaximumAmountOfDividendsReceivableWithoutRegulatoryAgencyApproval", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/AdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "fsb_EffectiveIncomeTaxRateReconciliationExcessTaxBenefitFromExerciseOfStockOptionsAndVestingOfRestrictedStock": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail": { "order": 2.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Effective income tax rate reconciliation excess tax benefit from exercise of stock options and vesting of restricted stock.", "label": "Effective Income Tax Rate Reconciliation Excess Tax Benefit From Exercise Of Stock Options And Vesting Of Restricted Stock", "negatedLabel": "Excess tax benefit from exercise of stock options and vesting of restricted stock" } } }, "localname": "EffectiveIncomeTaxRateReconciliationExcessTaxBenefitFromExerciseOfStockOptionsAndVestingOfRestrictedStock", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail" ], "xbrltype": "monetaryItemType" }, "fsb_EmployeeContributionOnNextFourPercentageMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Employee contribution on next four percentage.", "label": "Employee Contribution On Next Four Percentage [Member]", "terseLabel": "Employee Contribution on Next 4%" } } }, "localname": "EmployeeContributionOnNextFourPercentageMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/BenefitPlansAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "fsb_EmployeeContributionUpToFirstTwoPercentageMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Employee contribution up to first two percentage.", "label": "Employee Contribution Up To First Two Percentage [Member]", "terseLabel": "Employee Contribution Up to First 2%" } } }, "localname": "EmployeeContributionUpToFirstTwoPercentageMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/BenefitPlansAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "fsb_EquityIncentivePlanAndTwoThousandSeventeenAmendedAndRestatedOmnibusEquityIncentivePlanMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Equity Incentive Plan And Two Thousand Seventeen Amended And Restated Omnibus Equity Incentive Plan", "label": "Equity Incentive Plan And Two Thousand Seventeen Amended And Restated Omnibus Equity Incentive Plan [Member]", "terseLabel": "2007 Omnibus Equity Incentive And 2017 Amended and Restated Omnibus Equity Plans" } } }, "localname": "EquityIncentivePlanAndTwoThousandSeventeenAmendedAndRestatedOmnibusEquityIncentivePlanMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "fsb_EquityIncentivePlanMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "2007 Omnibus equity incentive plan.", "label": "Equity Incentive Plan [Member]", "terseLabel": "2007 Omnibus Equity Incentive Plan", "verboseLabel": "2007 and 2017 Omnibus Equity Incentive Plan" } } }, "localname": "EquityIncentivePlanMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofStockOptionsExercisedDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "domainItemType" }, "fsb_FairValueMeasurementsOfFinancialInstrumentsLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Fair Value Measurements Of Financial Instruments [Line Items]", "label": "Fair Value Measurements Of Financial Instruments [Line Items]", "terseLabel": "Fair Value Measurements Of Financial Instruments [Line Items]" } } }, "localname": "FairValueMeasurementsOfFinancialInstrumentsLineItems", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail" ], "xbrltype": "stringItemType" }, "fsb_FairValueMeasurementsOfFinancialInstrumentsTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Fair Value Measurements Of Financial Instruments [Table]", "label": "Fair Value Measurements Of Financial Instruments [Table]", "terseLabel": "Fair Value Measurements Of Financial Instruments [Table]" } } }, "localname": "FairValueMeasurementsOfFinancialInstrumentsTable", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail" ], "xbrltype": "stringItemType" }, "fsb_FederalHomeLoanMortgageCorporationMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Federal Home Loan Mortgage Corporation [Member]", "label": "Federal Home Loan Mortgage Corporation [Member]", "terseLabel": "Federal Home Loan Mortgage Corporation" } } }, "localname": "FederalHomeLoanMortgageCorporationMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingScheduleofLoansServicedNotReportedasAssetsDetail" ], "xbrltype": "domainItemType" }, "fsb_FederalNationalMortgageAssociationMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Federal National Mortgage Association", "label": "Federal National Mortgage Association [Member]", "terseLabel": "Federal National Mortgage Association" } } }, "localname": "FederalNationalMortgageAssociationMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingScheduleofLoansServicedNotReportedasAssetsDetail" ], "xbrltype": "domainItemType" }, "fsb_FeesAndCommissionsIncomeAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Fees And Commissions Income [Abstract]", "label": "Fees And Commissions Income [Abstract]", "terseLabel": "Fees And Commissions Income [Abstract]" } } }, "localname": "FeesAndCommissionsIncomeAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "fsb_FinanceLeaseCostsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Finance Lease Costs", "label": "Finance Lease Costs [Abstract]", "terseLabel": "Finance lease cost" } } }, "localname": "FinanceLeaseCostsAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails" ], "xbrltype": "stringItemType" }, "fsb_FinanceLeasesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Finance Leases", "label": "Finance Leases [Abstract]", "terseLabel": "Finance Lease" } } }, "localname": "FinanceLeasesAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "stringItemType" }, "fsb_FinancingReceivableDecreaseInSharedNationalCreditPortfolio": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Financing Receivable, Decrease In Shared National Credit Portfolio, Percent", "label": "Financing Receivable, Decrease In Shared National Credit Portfolio", "terseLabel": "Change in loans held-in-portfolio (as a percent)" } } }, "localname": "FinancingReceivableDecreaseInSharedNationalCreditPortfolio", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "percentItemType" }, "fsb_FinancingReceivableImpairmentLoss": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Financing Receivable, Impairment Loss", "label": "Financing Receivable, Impairment Loss", "terseLabel": "Total losses for the period ended" } } }, "localname": "FinancingReceivableImpairmentLoss", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails" ], "xbrltype": "monetaryItemType" }, "fsb_FinancingReceivableNumberOfCollateralDependentImpairedLoans": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Financing Receivable, Number Of Collateral-Dependent Impaired Loans", "label": "Financing Receivable, Number Of Collateral-Dependent Impaired Loans", "terseLabel": "Number of collateral-dependent loans" } } }, "localname": "FinancingReceivableNumberOfCollateralDependentImpairedLoans", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail" ], "xbrltype": "integerItemType" }, "fsb_FinancingReceivableSalesAndPaydownsOfSharedNationalCredit": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Financing Receivable, Sales And Paydowns Of Shared National Credit", "label": "Financing Receivable, Sales And Paydowns Of Shared National Credit", "terseLabel": "Payments for loans held-in-portfolio" } } }, "localname": "FinancingReceivableSalesAndPaydownsOfSharedNationalCredit", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "fsb_FinancingReceivableSharedNationalCreditPortfolio": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Financing Receivable, Shared National Credit Portfolio", "label": "Financing Receivable, Shared National Credit Portfolio", "terseLabel": "Shared national credit portfolio" } } }, "localname": "FinancingReceivableSharedNationalCreditPortfolio", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "fsb_FixedRateLoanCommitmentInterestRate": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Fixed rate loan commitment interest rate", "label": "Fixed Rate Loan Commitment Interest Rate", "terseLabel": "Fixed rate loan commitments" } } }, "localname": "FixedRateLoanCommitmentInterestRate", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesAdditionalInformationDetails" ], "xbrltype": "percentItemType" }, "fsb_FixedRateLoanCommitmentsMaturityPeriod": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Fixed rate loan commitments maturity period.", "label": "Fixed Rate Loan Commitments Maturity Period", "terseLabel": "Fixed rate loan commitments maturity period" } } }, "localname": "FixedRateLoanCommitmentsMaturityPeriod", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesAdditionalInformationDetails" ], "xbrltype": "durationItemType" }, "fsb_ForeclosedAssetsMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Foreclosed assets.", "label": "Foreclosed Assets [Member]", "terseLabel": "Net gain on sale of foreclosed assets" } } }, "localname": "ForeclosedAssetsMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "domainItemType" }, "fsb_ForwardCommitmentsMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Forward Commitments [Member]", "label": "Forward Commitments [Member]", "terseLabel": "Forward Commitments" } } }, "localname": "ForwardCommitmentsMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesAdditionalInformationNarrativeDetails" ], "xbrltype": "domainItemType" }, "fsb_GainLossOnSaleOfForeclosedAssets": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 17.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Gain Loss On Sale Of Foreclosed Assets", "label": "Gain Loss On Sale Of Foreclosed Assets", "negatedLabel": "(Gain) loss on sale of foreclosed assets" } } }, "localname": "GainLossOnSaleOfForeclosedAssets", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "fsb_GainLossOnSaleOfLoansHeldForInvestment": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 14.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Gain Loss On Sale Of Loans Held For Investment", "label": "Gain Loss On Sale Of Loans Held For Investment", "negatedLabel": "Loss (gain) on sale of loans held for investment" } } }, "localname": "GainLossOnSaleOfLoansHeldForInvestment", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "fsb_GainLossOnSaleOfLoansHeldForSale": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 13.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Gain Loss On Sale Of Loans Held For Sale", "label": "Gain Loss On Sale Of Loans Held For Sale", "negatedLabel": "Gain on sale of loans held for sale" } } }, "localname": "GainLossOnSaleOfLoansHeldForSale", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "fsb_HeldToMaturitySecuritiesFairValueDisclosureAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Held to Maturity Securities, Fair Value Disclosure", "label": "Held to Maturity Securities, Fair Value Disclosure [Abstract]", "terseLabel": "Fair Value" } } }, "localname": "HeldToMaturitySecuritiesFairValueDisclosureAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "stringItemType" }, "fsb_IncomeTaxDisclosureLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Income Tax Disclosure [Line Items]", "label": "Income Tax Disclosure [Line Items]", "terseLabel": "Income Tax Disclosure [Line Items]" } } }, "localname": "IncomeTaxDisclosureLineItems", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "fsb_IncomeTaxDisclosureTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Income Tax Disclosure [Table]", "label": "Income Tax Disclosure [Table]", "terseLabel": "Income Tax Disclosure [Table]" } } }, "localname": "IncomeTaxDisclosureTable", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "fsb_IncomeTaxReconciliationBankOwnedLifeInsurance": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail": { "order": 4.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Income tax reconciliation bank owned life insurance.", "label": "Income Tax Reconciliation Bank Owned Life Insurance", "negatedLabel": "Bank owned life insurance" } } }, "localname": "IncomeTaxReconciliationBankOwnedLifeInsurance", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail" ], "xbrltype": "monetaryItemType" }, "fsb_IncomeTaxReconciliationInsurancePremiums": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail": { "order": 10.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Income tax reconciliation insurance premiums.", "label": "Income Tax Reconciliation Insurance Premiums", "negatedLabel": "Insurance premiums" } } }, "localname": "IncomeTaxReconciliationInsurancePremiums", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail" ], "xbrltype": "monetaryItemType" }, "fsb_IncreaseDecreaseInLoansOutstanding": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Increase (decrease) in loans outstanding.", "label": "Increase Decrease In Loans Outstanding", "terseLabel": "Increase loans outstanding" } } }, "localname": "IncreaseDecreaseInLoansOutstanding", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "fsb_InterestBearingDepositsInOtherFinancialInstitutionPolicyTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Interest Bearing Deposits In Other Financial Institution Policy [Text Block]", "label": "Interest Bearing Deposits In Other Financial Institution Policy [Text Block]", "terseLabel": "Interest-Bearing Deposits in Financial Institutions" } } }, "localname": "InterestBearingDepositsInOtherFinancialInstitutionPolicyTextBlock", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "fsb_InvestmentInAndAdvancesToOtherSubsidiaries": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail": { "order": 3.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Investment In And Advances To Other Subsidiaries", "label": "Investment In And Advances To Other Subsidiaries", "terseLabel": "Investment in other subsidiaries" } } }, "localname": "InvestmentInAndAdvancesToOtherSubsidiaries", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail" ], "xbrltype": "monetaryItemType" }, "fsb_InvestmentsClassifiedByContractualMaturityDateLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Investments Classified By Contractual Maturity Date [Line Items]", "label": "Investments Classified By Contractual Maturity Date [Line Items]", "terseLabel": "Investments Classified By Contractual Maturity Date [Line Items]" } } }, "localname": "InvestmentsClassifiedByContractualMaturityDateLineItems", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "stringItemType" }, "fsb_InvestmentsClassifiedByContractualMaturityDateTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Investments Classified By Contractual Maturity Date [Table]", "label": "Investments Classified By Contractual Maturity Date [Table]", "terseLabel": "Investments Classified By Contractual Maturity Date [Table]" } } }, "localname": "InvestmentsClassifiedByContractualMaturityDateTable", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "stringItemType" }, "fsb_June2016SubordinatedNotesMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "June 2016 Subordinate Notes [Member]", "label": "June2016 Subordinated Notes [Member]", "terseLabel": "June 2016 Subordinated Notes" } } }, "localname": "June2016SubordinatedNotesMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SubordinatedNotesAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "domainItemType" }, "fsb_LeaseLiabilitiesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Lease Liabilities", "label": "Lease Liabilities [Abstract]", "terseLabel": "Lease liabilities" } } }, "localname": "LeaseLiabilitiesAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesSummaryofConsolidatedStatementsofConditionClassificationofROUAssetsandLeaseLiabilitiesDetails" ], "xbrltype": "stringItemType" }, "fsb_LeaseRightOfUseAssetsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Lease Right Of Use Assets", "label": "Lease Right Of Use Assets [Abstract]", "terseLabel": "Lease right-of-use assets" } } }, "localname": "LeaseRightOfUseAssetsAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesSummaryofConsolidatedStatementsofConditionClassificationofROUAssetsandLeaseLiabilitiesDetails" ], "xbrltype": "stringItemType" }, "fsb_LesseeOperatingLeaseLiabilityDecreaseInPaymentsDue": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Lessee, Operating Lease, Liability, Decrease In Payments Due", "label": "Lessee, Operating Lease, Liability, Decrease In Payments Due", "terseLabel": "Decrease in payments due" } } }, "localname": "LesseeOperatingLeaseLiabilityDecreaseInPaymentsDue", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "fsb_LoanCommitmentsAndOtherRelatedActivitiesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Loan commitments and other related activities.", "label": "Loan Commitments And Other Related Activities [Abstract]", "terseLabel": "Loan Commitments And Other Related Activities [Abstract]" } } }, "localname": "LoanCommitmentsAndOtherRelatedActivitiesAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "xbrltype": "stringItemType" }, "fsb_LoanCommitmentsAndOtherRelatedActivitiesTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Loan Commitments And Other Related Activities [Text Block]", "label": "Loan Commitments And Other Related Activities [Text Block]", "terseLabel": "LOAN COMMITMENTS AND OTHER RELATED ACTIVITIES" } } }, "localname": "LoanCommitmentsAndOtherRelatedActivitiesTextBlock", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LOANCOMMITMENTSANDOTHERRELATEDACTIVITIES" ], "xbrltype": "textBlockItemType" }, "fsb_LoanDelinquentPeriod": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Loan Delinquent Period", "label": "Loan Delinquent Period", "terseLabel": "Loan past due" } } }, "localname": "LoanDelinquentPeriod", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "durationStringItemType" }, "fsb_LoanServicingFees": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/LoanServicingComponentsofNetLoanServicingFeesDetail": { "order": 1.0, "parentTag": "fsb_LoanServicingFeesNet", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Loan Servicing Fees", "label": "Loan Servicing Fees", "terseLabel": "Loan Servicing Fees" } } }, "localname": "LoanServicingFees", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingComponentsofNetLoanServicingFeesDetail" ], "xbrltype": "monetaryItemType" }, "fsb_LoanServicingFeesNet": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/LoanServicingComponentsofNetLoanServicingFeesDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Loan Servicing Fees, Net", "label": "Loan Servicing Fees, Net", "totalLabel": "Total" } } }, "localname": "LoanServicingFeesNet", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingComponentsofNetLoanServicingFeesDetail" ], "xbrltype": "monetaryItemType" }, "fsb_LoansAndLeasesReceivableGrossCarryingAmountIncludingPciLoans": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Loans and leases receivable gross carrying amount including PCI loans", "label": "Loans And Leases Receivable Gross Carrying Amount Including Pci Loans", "verboseLabel": "Total Loans" } } }, "localname": "LoansAndLeasesReceivableGrossCarryingAmountIncludingPciLoans", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "monetaryItemType" }, "fsb_LoansHeldForSaleMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Loans held for sale [Member]", "label": "Loans Held For Sale [Member]", "terseLabel": "Loans Held for Sale" } } }, "localname": "LoansHeldForSaleMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail" ], "xbrltype": "domainItemType" }, "fsb_LoansServicedForOthers": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Loans serviced for others.", "label": "Loans Serviced For Others", "terseLabel": "Loans serviced for others" } } }, "localname": "LoansServicedForOthers", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingScheduleofLoansServicedNotReportedasAssetsDetail" ], "xbrltype": "monetaryItemType" }, "fsb_LoansServicingForInstitutionalInvestorsLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Loans servicing for institutional investors.", "label": "Loans Servicing For Institutional Investors [Line Items]", "terseLabel": "Loans Servicing For Institutional Investors [Line Items]" } } }, "localname": "LoansServicingForInstitutionalInvestorsLineItems", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingScheduleofLoansServicedNotReportedasAssetsDetail" ], "xbrltype": "stringItemType" }, "fsb_LoansServicingForInstitutionalInvestorsTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Loans Servicing For Institutional Investors [Table]", "label": "Loans Servicing For Institutional Investors [Table]", "terseLabel": "Loans Servicing For Institutional Investors [Table]" } } }, "localname": "LoansServicingForInstitutionalInvestorsTable", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingScheduleofLoansServicedNotReportedasAssetsDetail" ], "xbrltype": "stringItemType" }, "fsb_March2016SubordinatedNotesMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "March 2016 Subordinated Notes [Member]", "label": "March2016 Subordinated Notes [Member]", "terseLabel": "March 2016 Subordinated Notes" } } }, "localname": "March2016SubordinatedNotesMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SubordinatedNotesAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "domainItemType" }, "fsb_MergerAgreementMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Merger Agreement", "label": "Merger Agreement [Member]", "terseLabel": "Merger Agreement" } } }, "localname": "MergerAgreementMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "fsb_MidSouthAndCivicMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "MidSouth And Civic", "label": "MidSouth And Civic [Member]", "terseLabel": "MidSouth And Civic" } } }, "localname": "MidSouthAndCivicMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "fsb_MidSouthBankMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Mid South Bank [Member]", "label": "Mid South Bank [Member]", "terseLabel": "MidSouth Bank", "verboseLabel": "MidSouth Bank" } } }, "localname": "MidSouthBankMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/IncomeTaxesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "fsb_MortgageBankingDerivativesPolicyPolicyPolicyTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Mortgage Banking Derivatives, Policy [Policy Text Block]", "label": "Mortgage Banking Derivatives Policy Policy [Policy Text Block]", "terseLabel": "Mortgage Banking Derivatives" } } }, "localname": "MortgageBankingDerivativesPolicyPolicyPolicyTextBlock", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "fsb_MortgageLoansPortfoliosServicedTableTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Mortgage Loans Portfolios Serviced Table [Text Block]", "label": "Mortgage Loans Portfolios Serviced Table [Text Block]", "terseLabel": "Schedule of Loans Serviced Not Reported as Assets" } } }, "localname": "MortgageLoansPortfoliosServicedTableTextBlock", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingTables" ], "xbrltype": "textBlockItemType" }, "fsb_MortgageServicingRights": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Mortgage Servicing Rights", "label": "Mortgage Servicing Rights", "periodEndLabel": "End of year", "periodStartLabel": "Beginning of year" } } }, "localname": "MortgageServicingRights", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingRelatedLoanServicingRightsActivityDetail" ], "xbrltype": "monetaryItemType" }, "fsb_MortgageServicingRightsAdditions": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Mortgage servicing rights additions.", "label": "Mortgage Servicing Rights Additions", "terseLabel": "Additions" } } }, "localname": "MortgageServicingRightsAdditions", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingRelatedLoanServicingRightsActivityDetail" ], "xbrltype": "monetaryItemType" }, "fsb_NetOperatingLossesAcquiredInBusinessCombinations": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Net Operating Losses Acquired In Business Combinations", "label": "Net Operating Losses Acquired In Business Combinations", "terseLabel": "Net operating losses acquired from acquisition" } } }, "localname": "NetOperatingLossesAcquiredInBusinessCombinations", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "fsb_NonAccrualLoansStatus": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Non Accrual Loans Status", "label": "Non Accrual Loans Status", "terseLabel": "Non-accrual status" } } }, "localname": "NonAccrualLoansStatus", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "durationItemType" }, "fsb_NonCashEstablishmentOfLeaseLiabilityAndRightOfUseAsset": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Non-Cash Establishment Of Lease Liability And Right Of Use Asset", "label": "Non-Cash Establishment Of Lease Liability And Right Of Use Asset", "terseLabel": "Establishment of lease liability and right of use asset" } } }, "localname": "NonCashEstablishmentOfLeaseLiabilityAndRightOfUseAsset", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "fsb_NonaccrualStatusLoansContractualPastDue": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Nonaccrual Status Loans Contractual Past Due", "label": "Nonaccrual Status Loans Contractual Past Due", "terseLabel": "Nonaccrual loans and loans past due" } } }, "localname": "NonaccrualStatusLoansContractualPastDue", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "durationItemType" }, "fsb_NumberOfBondsTransferredFromHTMIntentionToAFSIntentionUnderOneTimeExemption": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Number of bonds transferred from HTM intention to AFS intention under one-time exemption.", "label": "Number Of Bonds Transferred From H T M Intention To A F S Intention Under One Time Exemption", "terseLabel": "Number of bonds transferred from HTM intention to AFS intention under one-time exemption" } } }, "localname": "NumberOfBondsTransferredFromHTMIntentionToAFSIntentionUnderOneTimeExemption", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesAdditionalInformationDetail" ], "xbrltype": "integerItemType" }, "fsb_NumberOfBondsTransferredToAvailableForSaleSecurities": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Number of bonds transferred to available for sale securities.", "label": "Number Of Bonds Transferred To Available For Sale Securities", "terseLabel": "Number of bonds transferred to AFS" } } }, "localname": "NumberOfBondsTransferredToAvailableForSaleSecurities", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesAdditionalInformationDetail" ], "xbrltype": "integerItemType" }, "fsb_NumberOfSwapTransaction": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Number Of Swap Transaction", "label": "Number Of Swap Transaction", "terseLabel": "Number of swap transaction" } } }, "localname": "NumberOfSwapTransaction", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesAdditionalInformationNarrativeDetails" ], "xbrltype": "integerItemType" }, "fsb_NumberOfTrucksSold": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Number of trucks sold.", "label": "Number Of Trucks Sold", "terseLabel": "Number of trucks sold" } } }, "localname": "NumberOfTrucksSold", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsAdditionalInformationDetail" ], "xbrltype": "integerItemType" }, "fsb_OperatingAndFinanceLeaseRightOfUseAsset": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Operating And Finance Lease Right Of Use Asset", "label": "Operating And Finance Lease Right Of Use Asset", "terseLabel": "Total right-of-use assets" } } }, "localname": "OperatingAndFinanceLeaseRightOfUseAsset", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesSummaryofConsolidatedStatementsofConditionClassificationofROUAssetsandLeaseLiabilitiesDetails" ], "xbrltype": "monetaryItemType" }, "fsb_OperatingAndFinancingLeaseLiability": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Operating And Financing Lease Liability", "label": "Operating And Financing Lease Liability", "terseLabel": "Total lease liabilities" } } }, "localname": "OperatingAndFinancingLeaseLiability", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesSummaryofConsolidatedStatementsofConditionClassificationofROUAssetsandLeaseLiabilitiesDetails" ], "xbrltype": "monetaryItemType" }, "fsb_OperatingLeaseCostsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Operating Lease Costs", "label": "Operating Lease Costs [Abstract]", "terseLabel": "Lease costs" } } }, "localname": "OperatingLeaseCostsAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails" ], "xbrltype": "stringItemType" }, "fsb_OperatingLeasesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Operating Leases", "label": "Operating Leases [Abstract]", "terseLabel": "Operating Leases" } } }, "localname": "OperatingLeasesAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "stringItemType" }, "fsb_OtherServicedLoansMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Other Serviced Loans [Member]", "label": "Other Serviced Loans [Member]", "terseLabel": "Other" } } }, "localname": "OtherServicedLoansMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingScheduleofLoansServicedNotReportedasAssetsDetail" ], "xbrltype": "domainItemType" }, "fsb_PaymentsForImprovementToForeclosedAssets": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 14.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Payments For Improvement to Foreclosed Assets", "label": "Payments For Improvement To Foreclosed Assets", "negatedLabel": "Capitalization of foreclosed assets" } } }, "localname": "PaymentsForImprovementToForeclosedAssets", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "fsb_PostemploymentBenefitsDisclosureLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Postemployment Benefits Disclosure [Line Items]", "label": "Postemployment Benefits Disclosure [Line Items]", "terseLabel": "Postemployment Benefits Disclosure [Line Items]" } } }, "localname": "PostemploymentBenefitsDisclosureLineItems", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/BenefitPlansAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "fsb_PostemploymentBenefitsDisclosureTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Postemployment Benefits Disclosure [Table]", "label": "Postemployment Benefits Disclosure [Table]", "terseLabel": "Postemployment Benefits Disclosure [Table]" } } }, "localname": "PostemploymentBenefitsDisclosureTable", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/BenefitPlansAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "fsb_PremisesEquipmentAndLeasesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Premises equipment and leases.", "label": "Premises Equipment And Leases [Abstract]", "terseLabel": "Premises Equipment And Leases [Abstract]" } } }, "localname": "PremisesEquipmentAndLeasesAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "xbrltype": "stringItemType" }, "fsb_PremisesEquipmentAndLeasesTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Premises equipment and leases.", "label": "Premises Equipment And Leases [Text Block]", "terseLabel": "PREMISES AND EQUIPMENT" } } }, "localname": "PremisesEquipmentAndLeasesTextBlock", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/PREMISESANDEQUIPMENT" ], "xbrltype": "textBlockItemType" }, "fsb_ProceedsFromPaymentsForIssuanceOfCommonStockNetOfOfferingCost": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 7.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 3.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Proceeds from (payments for) issuance of common stock net of offering cost.", "label": "Proceeds From Payments For Issuance Of Common Stock Net Of Offering Cost", "terseLabel": "Proceeds from issuance of common stock, net of offering costs" } } }, "localname": "ProceedsFromPaymentsForIssuanceOfCommonStockNetOfOfferingCost", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "fsb_ProceedsFromSaleOfTrucksAggregateAmount": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Proceeds from sale of trucks aggregate amount.", "label": "Proceeds From Sale Of Trucks Aggregate Amount", "terseLabel": "Proceeds from sale of trucks aggregate amount" } } }, "localname": "ProceedsFromSaleOfTrucksAggregateAmount", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "fsb_PropertyPlantAndEquipmentCapitalizedInterestCostsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Property Plant And Equipment Capitalized Interest Costs [Abstract]", "label": "Property Plant And Equipment Capitalized Interest Costs [Abstract]", "terseLabel": "Property Plant And Equipment Capitalized Interest Costs [Abstract]" } } }, "localname": "PropertyPlantAndEquipmentCapitalizedInterestCostsAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "xbrltype": "stringItemType" }, "fsb_RedemptionAmountOfRedeemablePreferredStock": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 5.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Redemption amount of redeemable preferred stock.", "label": "Redemption Amount Of Redeemable Preferred Stock", "negatedLabel": "Redemption of Series A preferred stock" } } }, "localname": "RedemptionAmountOfRedeemablePreferredStock", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "fsb_RelatedLoanServicingRightsActivityTableTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Related loan servicing rights activity.", "label": "Related Loan Servicing Rights Activity Table [Text Block]", "terseLabel": "Related Loan Servicing Rights Activity" } } }, "localname": "RelatedLoanServicingRightsActivityTableTextBlock", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingTables" ], "xbrltype": "textBlockItemType" }, "fsb_RelatedPartyMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Related Party [Member]", "label": "Related Party [Member]", "terseLabel": "Related Parties" } } }, "localname": "RelatedPartyMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "fsb_RepurchaseAgreements": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Repurchase Agreements", "label": "Repurchase Agreements", "terseLabel": "Repurchase Agreements" } } }, "localname": "RepurchaseAgreements", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "fsb_ResidentialRealEstateOneToFourFamilyMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Residential Real Estate, One To Four Family [Member]", "label": "Residential Real Estate, One To Four Family [Member]", "terseLabel": "Closed-end 1-4 family" } } }, "localname": "ResidentialRealEstateOneToFourFamilyMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofRecordedInvestmentinNonaccrualandLoansPastDueOver90DaysonAccrualbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "fsb_ResidentialRealEstateOtherMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Residential Real Estate, Other [Member]", "label": "Residential Real Estate, Other [Member]", "terseLabel": "Other", "verboseLabel": "Residential real estate, other" } } }, "localname": "ResidentialRealEstateOtherMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofRecordedInvestmentinNonaccrualandLoansPastDueOver90DaysonAccrualbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "fsb_RestrictedEquitySecuritiesPolicyPolicyTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Restricted Equity Securities Policy [Text Block]", "label": "Restricted Equity Securities Policy [Policy Text Block]", "terseLabel": "Restricted Equity Securities" } } }, "localname": "RestrictedEquitySecuritiesPolicyPolicyTextBlock", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "fsb_RiskCategoryOfLoansLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Risk Category Of Loans [Line Items]", "label": "Risk Category Of Loans [Line Items]", "terseLabel": "Risk Category Of Loans [Line Items]" } } }, "localname": "RiskCategoryOfLoansLineItems", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "stringItemType" }, "fsb_ScheduleOfGoodwillAndIntangibleAssetsLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Schedule of goodwill and intangible assets [Line Items]", "label": "Schedule Of Goodwill And Intangible Assets [Line Items]", "terseLabel": "Schedule of Goodwill and Intangible Assets [Line Items]" } } }, "localname": "ScheduleOfGoodwillAndIntangibleAssetsLineItems", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "fsb_ScheduleOfGoodwillAndIntangibleAssetsTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Schedule of goodwill and intangible assets [Table]", "label": "Schedule Of Goodwill And Intangible Assets [Table]", "terseLabel": "Schedule Of Goodwill And Intangible Assets [Table]" } } }, "localname": "ScheduleOfGoodwillAndIntangibleAssetsTable", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "fsb_ScheduleOfHeldToMaturityAndAvailableForSaleSecuritiesLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Schedule Of Held To Maturity And Available For Sale Securities [Line Items]", "label": "Schedule Of Held To Maturity And Available For Sale Securities [Line Items]", "terseLabel": "Schedule Of Held To Maturity And Available For Sale Securities [Line Items]" } } }, "localname": "ScheduleOfHeldToMaturityAndAvailableForSaleSecuritiesLineItems", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "stringItemType" }, "fsb_ScheduleOfHeldToMaturityAndAvailableForSaleSecuritiesTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Schedule Of Held To Maturity And Available For Sale Securities [Table]", "label": "Schedule Of Held To Maturity And Available For Sale Securities [Table]", "terseLabel": "Schedule Of Held To Maturity And Available For Sale Securities [Table]" } } }, "localname": "ScheduleOfHeldToMaturityAndAvailableForSaleSecuritiesTable", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "stringItemType" }, "fsb_ScheduleOfInformationConcerningSecuritiesSoldUnderAgreementsToRepurchaseTableTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Schedule of information concerning securities sold under agreements to repurchase.", "label": "Schedule Of Information Concerning Securities Sold Under Agreements To Repurchase Table [Text Block]", "terseLabel": "Summary of Information Concerning Securities Sold under Agreements to Repurchase" } } }, "localname": "ScheduleOfInformationConcerningSecuritiesSoldUnderAgreementsToRepurchaseTableTextBlock", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsTables" ], "xbrltype": "textBlockItemType" }, "fsb_ScheduleOfNetLoanServicingFeesTableTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Schedule Of Net Loan Servicing Fees Table [Text Block]", "label": "Schedule Of Net Loan Servicing Fees Table [Text Block]", "terseLabel": "Components of Net Loan Servicing Fees" } } }, "localname": "ScheduleOfNetLoanServicingFeesTableTextBlock", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingTables" ], "xbrltype": "textBlockItemType" }, "fsb_ScheduleOfRiskCategoryOfLoansTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Schedule Of Risk Category Of Loans [Table]", "label": "Schedule Of Risk Category Of Loans [Table]", "terseLabel": "Schedule Of Risk Category Of Loans [Table]" } } }, "localname": "ScheduleOfRiskCategoryOfLoansTable", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "stringItemType" }, "fsb_SecuritiesPledgedForRepurchaseAgreements": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Securities pledged for repurchase agreements.", "label": "Securities Pledged For Repurchase Agreements", "terseLabel": "Securities pledged for repurchase agreements" } } }, "localname": "SecuritiesPledgedForRepurchaseAgreements", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "fsb_SeniorNonCumulativePreferredStockMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Senior non-cumulative preferred stock.", "label": "Senior Non Cumulative Preferred Stock [Member]", "terseLabel": "Senior Non-cumulative Preferred Stock" } } }, "localname": "SeniorNonCumulativePreferredStockMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical" ], "xbrltype": "domainItemType" }, "fsb_ShareBasedCompensationArrangementByShareBasedPaymentAwardGrantPeriod": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "hare-based compensation arrangement by share-based payment award, extended.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Grant Period", "terseLabel": "Grant Year" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardGrantPeriod", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "gYearListItemType" }, "fsb_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAggregateIntrinsicValueAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures, Aggregate Intrinsic Value", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures, Aggregate Intrinsic Value [Abstract]", "terseLabel": "Aggregate Intrinsic Value" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAggregateIntrinsicValueAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "stringItemType" }, "fsb_ShareBasedCompensationArrangementByShareBasedPaymentAwardSettledPeriod": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Share-based compensation arrangement by share-based payment award, settled period.", "label": "Share Based Compensation Arrangement By Share Based Payment Award Settled Period", "terseLabel": "Period in which units to be settled into shares of common stock" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardSettledPeriod", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "gYearItemType" }, "fsb_ShareBasedCompensationOptionsContractualTerm": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Share-based compensation options contractual term.", "label": "Share Based Compensation Options Contractual Term", "terseLabel": "Options contractual term" } } }, "localname": "ShareBasedCompensationOptionsContractualTerm", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "durationItemType" }, "fsb_StockBasedCompensationNumberOfShareBasedCompensationPlans": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Stock based compensation number of share based compensation plans.", "label": "Stock Based Compensation Number Of Share Based Compensation Plans", "terseLabel": "Number of share-based compensation plans" } } }, "localname": "StockBasedCompensationNumberOfShareBasedCompensationPlans", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "integerItemType" }, "fsb_StockIssuedDivestedByEmployeesDuringPeriodSharesRetirementSavingsPlan": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "The number of shares of stock issued or divested by employees during period related to a retirement savings plan.", "label": "Stock Issued Divested By Employees During Period Shares Retirement Savings Plan", "terseLabel": "Stock issued in conjunction with 401 (k) employer match, net of distributions (in shares)" } } }, "localname": "StockIssuedDivestedByEmployeesDuringPeriodSharesRetirementSavingsPlan", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "sharesItemType" }, "fsb_StockIssuedDivestedByEmployeesDuringPeriodValueRetirementSavingsPlan": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The value of stock issued or divested by employees during period related to a retirement savings plan.", "label": "Stock Issued Divested By Employees During Period Value Retirement Savings Plan", "negatedLabel": "Stock issued in conjunction with 401(k) employer match, net of distributions" } } }, "localname": "StockIssuedDivestedByEmployeesDuringPeriodValueRetirementSavingsPlan", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "monetaryItemType" }, "fsb_SummaryOfSignificantAccountingPoliciesLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Summary Of Significant Accounting Policies [Line Items]", "label": "Summary Of Significant Accounting Policies [Line Items]", "terseLabel": "Summary Of Significant Accounting Policies [Line Items]" } } }, "localname": "SummaryOfSignificantAccountingPoliciesLineItems", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "fsb_SummaryOfSignificantAccountingPoliciesTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Summary Of Significant Accounting Policies [Table]", "label": "Summary Of Significant Accounting Policies [Table]", "terseLabel": "Summary Of Significant Accounting Policies [Table]" } } }, "localname": "SummaryOfSignificantAccountingPoliciesTable", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "fsb_SupplementalDisclosuresRegardingCashFlowInformationAndNonCashFlowInvestingAndFinancingActivitiesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Supplemental Disclosures Regarding Cash Flow Information And Non Cash Flow Investing And Financing Activities [Abstract]", "label": "Supplemental Disclosures Regarding Cash Flow Information And Non Cash Flow Investing And Financing Activities [Abstract]", "terseLabel": "Non-cash supplemental information:" } } }, "localname": "SupplementalDisclosuresRegardingCashFlowInformationAndNonCashFlowInvestingAndFinancingActivitiesAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "stringItemType" }, "fsb_TermOfLoan": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Term of loan.", "label": "Term Of Loan", "terseLabel": "Term of loan" } } }, "localname": "TermOfLoan", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail" ], "xbrltype": "durationItemType" }, "fsb_TransferFromHeldToMaturitySecuritiesToAvailableForSaleSecuritiesAmortizedCost": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Transfer From Held To Maturity Securities To Available For Sale Securities Amortized Cost", "label": "Transfer From Held To Maturity Securities To Available For Sale Securities Amortized Cost", "terseLabel": "Transfer from held to maturity securities to available for sale securities amortized cost" } } }, "localname": "TransferFromHeldToMaturitySecuritiesToAvailableForSaleSecuritiesAmortizedCost", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "fsb_TransferFromHeldToMaturitySecuritiesToAvailableForSaleSecuritiesFairValue": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Transfer From Held To Maturity Securities To Available For Sale Securities Fair Value", "label": "Transfer From Held To Maturity Securities To Available For Sale Securities Fair Value", "terseLabel": "Transfer from held to maturity securities to available for sale securities fair value" } } }, "localname": "TransferFromHeldToMaturitySecuritiesToAvailableForSaleSecuritiesFairValue", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "fsb_TransfersFromHeldToMaturityToAvailableForSale": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Transfers from Held to Maturity to Available for Sale.", "label": "Transfers From Held To Maturity To Available For Sale", "terseLabel": "Transfers from Held to Maturity to Available for Sale" } } }, "localname": "TransfersFromHeldToMaturityToAvailableForSale", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "fsb_TransfersFromSubsidiaryStockBasedCompensationExpenseToParentCompanyOnlyAdditionalPaidInCapital": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Transfers From Subsidiary Stock Based Compensation Expense To Parent Company Only Additional Paid In Capital", "label": "Transfers From Subsidiary Stock Based Compensation Expense To Parent Company Only Additional Paid In Capital", "terseLabel": "Transfers from subsidiary stock based compensation expense to parent company only additional paid-in capital" } } }, "localname": "TransfersFromSubsidiaryStockBasedCompensationExpenseToParentCompanyOnlyAdditionalPaidInCapital", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "fsb_TwoThousandSeventeenAmendedAndRestatedOmnibusEquityIncentivePlanMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Two Thousand Seventeen Amended And Restated Omnibus Equity Incentive Plan", "label": "Two Thousand Seventeen Amended And Restated Omnibus Equity Incentive Plan [Member]", "terseLabel": "2017 Amended And Restated Omnibus Equity Incentive Plan" } } }, "localname": "TwoThousandSeventeenAmendedAndRestatedOmnibusEquityIncentivePlanMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "fsb_TwoThousandSeventeenOmnibusEquityIncentivePlanMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Two thousand seventeen omnibus equity incentive plan.", "label": "Two Thousand Seventeen Omnibus Equity Incentive Plan [Member]", "terseLabel": "2017 Omnibus Equity Incentive Plan" } } }, "localname": "TwoThousandSeventeenOmnibusEquityIncentivePlanMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "fsb_TwoThousandTenOfferingMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Two thousand ten offering.", "label": "Two Thousand Ten Offering [Member]", "terseLabel": "2010 Offering" } } }, "localname": "TwoThousandTenOfferingMember", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "fsb_WarrantsIssuedDuringPeriod": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Warrants issued during period.", "label": "Warrants Issued During Period", "terseLabel": "Warrant shares issued (in shares)" } } }, "localname": "WarrantsIssuedDuringPeriod", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "sharesItemType" }, "fsb_WeightedAverageCommonSharesOutstandingBasicIncludingSharesConvertedForParticipatingSecurities": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "lang": { "en-US": { "role": { "documentation": "Weighted average common shares outstanding basic including shares converted for participating securities.", "label": "Weighted Average Common Shares Outstanding Basic Including Shares Converted For Participating Securities", "totalLabel": "Weighted average common shares outstanding including participating securities (in shares)" } } }, "localname": "WeightedAverageCommonSharesOutstandingBasicIncludingSharesConvertedForParticipatingSecurities", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail" ], "xbrltype": "sharesItemType" }, "fsb_WeightedAverageDiscountRateAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Weighted Average Discount Rate", "label": "Weighted Average Discount Rate [Abstract]", "terseLabel": "Weighted-average discount rate" } } }, "localname": "WeightedAverageDiscountRateAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofWeightedAverageRemainingTermandDiscountedRatesDetails" ], "xbrltype": "stringItemType" }, "fsb_WeightedAverageRemainingLeaseTermAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Weighted Average Remaining Lease Term", "label": "Weighted Average Remaining Lease Term [Abstract]", "terseLabel": "Weighted-average remaining lease term" } } }, "localname": "WeightedAverageRemainingLeaseTermAbstract", "nsuri": "http://www.franklinsynergybank.com/20191231", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofWeightedAverageRemainingTermandDiscountedRatesDetails" ], "xbrltype": "stringItemType" }, "srt_BrokersAndDealersAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Brokers and Dealers [Abstract]", "terseLabel": "Brokers and Dealers [Abstract]" } } }, "localname": "BrokersAndDealersAbstract", "nsuri": "http://fasb.org/srt/2019-01-31", "xbrltype": "stringItemType" }, "srt_CondensedBalanceSheetStatementTable": { "auth_ref": [ "r116", "r406", "r647" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about condensed balance sheet, including, but not limited to, balance sheets of consolidated entities and consolidation eliminations.", "label": "Condensed Balance Sheet Statement [Table]", "terseLabel": "Condensed Balance Sheet Statement [Table]" } } }, "localname": "CondensedBalanceSheetStatementTable", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail" ], "xbrltype": "stringItemType" }, "srt_CondensedBalanceSheetStatementsCaptionsLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Condensed Balance Sheet Statements, Captions [Line Items]", "terseLabel": "Condensed Balance Sheet Statements, Captions [Line Items]" } } }, "localname": "CondensedBalanceSheetStatementsCaptionsLineItems", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail" ], "xbrltype": "stringItemType" }, "srt_CondensedCashFlowStatementTable": { "auth_ref": [ "r116", "r406", "r648" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about condensed cash flow statement, including, but not limited to, cash flow statements of consolidated entities and consolidation eliminations.", "label": "Condensed Cash Flow Statement [Table]", "terseLabel": "Condensed Cash Flow Statement [Table]" } } }, "localname": "CondensedCashFlowStatementTable", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "stringItemType" }, "srt_CondensedCashFlowStatementsCaptionsLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Condensed Cash Flow Statements, Captions [Line Items]", "terseLabel": "Condensed Cash Flow Statements, Captions [Line Items]" } } }, "localname": "CondensedCashFlowStatementsCaptionsLineItems", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "stringItemType" }, "srt_CondensedFinancialInformationOfParentCompanyOnlyDisclosureAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Condensed Financial Information Disclosure [Abstract]", "terseLabel": "Condensed Financial Information Disclosure [Abstract]" } } }, "localname": "CondensedFinancialInformationOfParentCompanyOnlyDisclosureAbstract", "nsuri": "http://fasb.org/srt/2019-01-31", "xbrltype": "stringItemType" }, "srt_CondensedIncomeStatementTable": { "auth_ref": [ "r116", "r406", "r648" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about condensed income statement including, but not limited to, income statements of consolidated entities and consolidation eliminations.", "label": "Condensed Income Statement [Table]", "terseLabel": "Condensed Income Statement [Table]" } } }, "localname": "CondensedIncomeStatementTable", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail" ], "xbrltype": "stringItemType" }, "srt_CondensedIncomeStatementsCaptionsLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Condensed Income Statements, Captions [Line Items]", "terseLabel": "Condensed Income Statements, Captions [Line Items]" } } }, "localname": "CondensedIncomeStatementsCaptionsLineItems", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail" ], "xbrltype": "stringItemType" }, "srt_ConsolidatedEntitiesAxis": { "auth_ref": [ "r638", "r646" ], "lang": { "en-US": { "role": { "documentation": "Information by consolidated entity or group of entities.", "label": "Consolidated Entities [Axis]", "terseLabel": "Consolidated Entities" } } }, "localname": "ConsolidatedEntitiesAxis", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail", "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "stringItemType" }, "srt_ConsolidatedEntitiesDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Entity or group of entities consolidated into reporting entity.", "label": "Consolidated Entities [Domain]", "terseLabel": "Consolidated Entities" } } }, "localname": "ConsolidatedEntitiesDomain", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail", "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "domainItemType" }, "srt_CounterpartyNameAxis": { "auth_ref": [ "r40", "r107", "r650" ], "lang": { "en-US": { "role": { "documentation": "Information by name of counterparty. A counterparty is the other party that participates in a financial transaction. Examples include, but not limited to, the name of the financial institution.", "label": "Counterparty Name [Axis]", "terseLabel": "Counterparty Name [Axis]" } } }, "localname": "CounterpartyNameAxis", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "srt_MaximumMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Upper limit of the provided range.", "label": "Maximum [Member]", "terseLabel": "Maximum" } } }, "localname": "MaximumMember", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail", "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesAdditionalInformationDetails", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "srt_MinimumMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Lower limit of the provided range.", "label": "Minimum [Member]", "terseLabel": "Minimum" } } }, "localname": "MinimumMember", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesAdditionalInformationDetails", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "srt_ParentCompanyMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "The registrant that controls, directly or indirectly, another entity (or entities). The usual condition for control is ownership of a majority (over 50%) of the outstanding voting stock. The power to control may also exist with a lesser percentage of ownership, for example, by contract, lease, agreement with other stockholders or by court decree.", "label": "Parent Company [Member]", "terseLabel": "Franklin Financial Network, Inc." } } }, "localname": "ParentCompanyMember", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail" ], "xbrltype": "domainItemType" }, "srt_ProductOrServiceAxis": { "auth_ref": [ "r157", "r312", "r313", "r623", "r624" ], "lang": { "en-US": { "role": { "documentation": "Information by product and service, or group of similar products and similar services.", "label": "Product and Service [Axis]", "terseLabel": "Product and Service" } } }, "localname": "ProductOrServiceAxis", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "stringItemType" }, "srt_ProductsAndServicesDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Product or service, or a group of similar products or similar services.", "label": "Product and Service [Domain]", "terseLabel": "Product and Service" } } }, "localname": "ProductsAndServicesDomain", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "domainItemType" }, "srt_RangeAxis": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Information by statistical measurement. Includes, but is not limited to, minimum, maximum, weighted average, arithmetic average, and median.", "label": "Statistical Measurement [Axis]", "terseLabel": "Statistical Measurement [Axis]" } } }, "localname": "RangeAxis", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail", "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesAdditionalInformationDetails", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "srt_RangeMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Statistical measurement. Includes, but is not limited to, minimum, maximum, weighted average, arithmetic average, and median.", "label": "Statistical Measurement [Domain]", "terseLabel": "Statistical Measurement [Domain]" } } }, "localname": "RangeMember", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail", "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesAdditionalInformationDetails", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "srt_RegulatoryCapitalRequirementsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Broker-Dealer, Net Capital Requirement, SEC Regulation [Abstract]", "terseLabel": "Regulatory Capital Requirements [Abstract]" } } }, "localname": "RegulatoryCapitalRequirementsAbstract", "nsuri": "http://fasb.org/srt/2019-01-31", "xbrltype": "stringItemType" }, "srt_RepurchaseAgreementCounterpartyNameDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Named other party that participates in a financial transaction. Examples include, but not limited to, the name of the financial institution.", "label": "Counterparty Name [Domain]", "terseLabel": "Counterparty Name [Domain]" } } }, "localname": "RepurchaseAgreementCounterpartyNameDomain", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "srt_ScheduleOfCondensedBalanceSheetTableTextBlock": { "auth_ref": [ "r649" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of condensed balance sheet, including, but not limited to, balance sheets of consolidated entities and consolidation eliminations.", "label": "Condensed Balance Sheet [Table Text Block]", "terseLabel": "Condensed Balance Sheets" } } }, "localname": "ScheduleOfCondensedBalanceSheetTableTextBlock", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyOnlyCondensedFinancialInformationTables" ], "xbrltype": "textBlockItemType" }, "srt_ScheduleOfCondensedCashFlowStatementTableTextBlock": { "auth_ref": [ "r649" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of condensed cash flow statement, including, but not limited to, cash flow statements of consolidated entities and consolidation eliminations.", "label": "Condensed Cash Flow Statement [Table Text Block]", "terseLabel": "Condensed Statements of Cash Flows" } } }, "localname": "ScheduleOfCondensedCashFlowStatementTableTextBlock", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyOnlyCondensedFinancialInformationTables" ], "xbrltype": "textBlockItemType" }, "srt_ScheduleOfCondensedIncomeStatementTableTextBlock": { "auth_ref": [ "r649" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of condensed income statement, including, but not limited to, income statements of consolidated entities and consolidation eliminations.", "label": "Condensed Income Statement [Table Text Block]", "terseLabel": "Condensed Statements of Income and Comprehensive Income" } } }, "localname": "ScheduleOfCondensedIncomeStatementTableTextBlock", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyOnlyCondensedFinancialInformationTables" ], "xbrltype": "textBlockItemType" }, "srt_SubsidiariesMember": { "auth_ref": [ "r321", "r511", "r512" ], "lang": { "en-US": { "role": { "documentation": "Entity owned or controlled by another entity.", "label": "Subsidiaries [Member]", "terseLabel": "Bank" } } }, "localname": "SubsidiariesMember", "nsuri": "http://fasb.org/srt/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "domainItemType" }, "us-gaap_AccountingPoliciesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Accounting Policies [Abstract]", "terseLabel": "Accounting Policies [Abstract]" } } }, "localname": "AccountingPoliciesAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_AccountingStandardsUpdate201602Member": { "auth_ref": [ "r490" ], "lang": { "en-US": { "role": { "documentation": "Accounting Standards Update 2016-02 Leases (Topic 842).", "label": "Accounting Standards Update 2016-02 [Member]", "terseLabel": "ASU 2018-02" } } }, "localname": "AccountingStandardsUpdate201602Member", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_AccountingStandardsUpdate201708Member": { "auth_ref": [ "r195" ], "lang": { "en-US": { "role": { "documentation": "Accounting Standards Update 2017-08 Receivables-Nonrefundable Fees and Other Costs (Subtopic 310-20): Premium Amortization on Purchased Callable Debt Securities.", "label": "Accounting Standards Update 2017-08 [Member]", "terseLabel": "ASU 2017-08" } } }, "localname": "AccountingStandardsUpdate201708Member", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_AccountingStandardsUpdate201712Member": { "auth_ref": [ "r463" ], "lang": { "en-US": { "role": { "documentation": "Accounting Standards Update 2017-12 Derivatives and Hedging (Topic 815): Targeted Improvements to Accounting for Hedging Activities.", "label": "Accounting Standards Update 2017-12 [Member]", "terseLabel": "ASU 2017-12" } } }, "localname": "AccountingStandardsUpdate201712Member", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_AccountsNotesAndLoansReceivableLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Accounts, Notes, Loans and Financing Receivable [Line Items]", "terseLabel": "Accounts, Notes, Loans and Financing Receivable [Line Items]" } } }, "localname": "AccountsNotesAndLoansReceivableLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail" ], "xbrltype": "stringItemType" }, "us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments": { "auth_ref": [ "r92" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 4.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The sum of the periodic adjustments of the differences between securities' face values and purchase prices that are charged against earnings. This is called accretion if the security was purchased at a discount and amortization if it was purchased at premium. As a noncash item, this element is an adjustment to net income when calculating cash provided by or used in operations using the indirect method.", "label": "Accretion (Amortization) of Discounts and Premiums, Investments", "negatedLabel": "Net amortization of securities" } } }, "localname": "AccretionAmortizationOfDiscountsAndPremiumsInvestments", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccruedLiabilitiesAndOtherLiabilities": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail": { "order": 2.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of expenses incurred but not yet paid nor invoiced, and liabilities classified as other.", "label": "Accrued Liabilities and Other Liabilities", "terseLabel": "Accrued expenses and other liabilities" } } }, "localname": "AccruedLiabilitiesAndOtherLiabilities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment": { "auth_ref": [ "r22", "r279" ], "calculation": { "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail": { "order": 2.0, "parentTag": "us-gaap_PropertyPlantAndEquipmentNet", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.", "label": "Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment", "negatedLabel": "Accumulated depreciation" } } }, "localname": "AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax": { "auth_ref": [ "r46", "r48", "r49" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 4.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.", "label": "Accumulated Other Comprehensive Income (Loss), Net of Tax", "terseLabel": "Accumulated other comprehensive income (loss)" } } }, "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTax", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccumulatedOtherComprehensiveIncomeMember": { "auth_ref": [ "r45", "r49", "r52", "r416" ], "lang": { "en-US": { "role": { "documentation": "Accumulated increase (decrease) in equity from transactions and other events and circumstances from non-owner sources, attributable to the parent. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners.", "label": "AOCI Attributable to Parent [Member]", "terseLabel": "Accumulated Other Comprehensive Income (Loss)" } } }, "localname": "AccumulatedOtherComprehensiveIncomeMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "domainItemType" }, "us-gaap_AdjustmentsForNewAccountingPronouncementsAxis": { "auth_ref": [ "r119" ], "lang": { "en-US": { "role": { "documentation": "Information by new accounting pronouncement.", "label": "Adjustments for New Accounting Pronouncements [Axis]", "terseLabel": "Adjustments for New Accounting Pronouncements [Axis]" } } }, "localname": "AdjustmentsForNewAccountingPronouncementsAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]", "terseLabel": "Adjustments to reconcile net income to net cash from operating activities", "verboseLabel": "Adjustments:" } } }, "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_AdvancesFromFederalHomeLoanBanks": { "auth_ref": [ "r591" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 2.0, "parentTag": "us-gaap_Liabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.", "label": "Advances from Federal Home Loan Banks", "terseLabel": "Federal Home Loan Bank advances" } } }, "localname": "AdvancesFromFederalHomeLoanBanks", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/FederalHomeLoanBankAdvancesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AllocatedShareBasedCompensationExpense": { "auth_ref": [ "r328", "r357", "r362" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.", "label": "Share-based Payment Arrangement, Expense", "terseLabel": "Stock compensation expense", "verboseLabel": "Compensation cost charged against income" } } }, "localname": "AllocatedShareBasedCompensationExpense", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock": { "auth_ref": [ "r166", "r240" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of allowance for credit loss on financing receivable.", "label": "Financing Receivable, Allowance for Credit Loss [Table Text Block]", "terseLabel": "Activity in Allowance for Loan Losses by Portfolio Segment" } } }, "localname": "AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_AmortizationOfFinancingCosts": { "auth_ref": [ "r64", "r91", "r486" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 7.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 3.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of amortization expense attributable to debt issuance costs.", "label": "Amortization of Debt Issuance Costs", "terseLabel": "Amortization of debt issuance costs" } } }, "localname": "AmortizationOfFinancingCosts", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AmortizationOfIntangibleAssets": { "auth_ref": [ "r91", "r268", "r273" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 6.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 6.0, "parentTag": "us-gaap_NoninterestExpense", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.", "label": "Amortization of Intangible Assets", "terseLabel": "Amortization of core deposit intangible", "verboseLabel": "Aggregate amortization expense" } } }, "localname": "AmortizationOfIntangibleAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME", "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AmortizationOfMortgageServicingRightsMSRs": { "auth_ref": [ "r91", "r538" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 5.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/LoanServicingComponentsofNetLoanServicingFeesDetail": { "order": 2.0, "parentTag": "fsb_LoanServicingFeesNet", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The periodic amortization (in proportion to and over the period of estimated net servicing income or loss) of capitalized servicing rights, which contractually entitle the servicer to receive fees and ancillary revenues for performing billing, collection, disbursement and recordkeeping services in connection with a mortgage portfolio. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.", "label": "Amortization of Mortgage Servicing Rights (MSRs)", "negatedLabel": "Amortized to expense", "negatedTerseLabel": "Amortization of loan servicing fees", "terseLabel": "Amortization of loan servicing right asset" } } }, "localname": "AmortizationOfMortgageServicingRightsMSRs", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/LoanServicingComponentsofNetLoanServicingFeesDetail", "http://www.franklinsynergybank.com/role/LoanServicingRelatedLoanServicingRightsActivityDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount": { "auth_ref": [ "r136" ], "lang": { "en-US": { "role": { "documentation": "Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.", "label": "Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount", "terseLabel": "Average stock options to purchase shares of the Company's common stock (in shares)" } } }, "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareAdditionalInformationDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_AssetBackedSecuritiesMember": { "auth_ref": [ "r219", "r319" ], "lang": { "en-US": { "role": { "documentation": "Securities that are primarily serviced by the cash flows of a discrete pool of receivables or other financial assets for example, but not limited to, credit card receivables, car loans, recreational vehicle loans, and mobile home loans.", "label": "Asset-backed Securities [Member]", "terseLabel": "Asset-backed securities" } } }, "localname": "AssetBackedSecuritiesMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail", "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail" ], "xbrltype": "domainItemType" }, "us-gaap_Assets": { "auth_ref": [ "r155", "r546", "r610" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.", "label": "Assets", "totalLabel": "Total assets" } } }, "localname": "Assets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AssetsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Assets [Abstract]", "terseLabel": "ASSETS" } } }, "localname": "AssetsAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_AssetsFairValueDisclosure": { "auth_ref": [ "r466" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.", "label": "Assets, Fair Value Disclosure", "terseLabel": "Total" } } }, "localname": "AssetsFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_AssetsFairValueDisclosureAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Assets, Fair Value Disclosure [Abstract]", "terseLabel": "Assets" } } }, "localname": "AssetsFairValueDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_AssetsSoldUnderAgreementsToRepurchaseLineItems": { "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": "Assets Sold under Agreements to Repurchase [Line Items]", "terseLabel": "Assets Sold under Agreements to Repurchase [Line Items]" } } }, "localname": "AssetsSoldUnderAgreementsToRepurchaseLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesDiscountRate": { "auth_ref": [ "r524" ], "lang": { "en-US": { "role": { "documentation": "Discount rate which is used to value residual cash flows generated by financial assets of a securitization, asset-backed financing arrangement, or similar transfer regardless of when the transfer occurred.", "label": "Assumption for Fair Value of Assets or Liabilities that relate to Transferor's Continuing Involvement, Discount Rate", "terseLabel": "Weighted average discount rate" } } }, "localname": "AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesDiscountRate", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingAdditionalInformationDetail" ], "xbrltype": "percentItemType" }, "us-gaap_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesPrepaymentSpeed": { "auth_ref": [ "r525" ], "lang": { "en-US": { "role": { "documentation": "Estimated rate of prepayment of principal on financial assets regardless of when the transfer occurred.", "label": "Assumption for Fair Value of Assets or Liabilities that relate to Transferor's Continuing Involvement, Prepayment Speed", "terseLabel": "Weighted average prepayment speed" } } }, "localname": "AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesPrepaymentSpeed", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingAdditionalInformationDetail" ], "xbrltype": "percentItemType" }, "us-gaap_AuctionMarketPreferredSecuritiesStockSeriesAxis": { "auth_ref": [ "r11", "r300", "r302", "r303", "r304" ], "lang": { "en-US": { "role": { "documentation": "Information by title of series or issue of auction market preferred securities.", "label": "Auction Market Preferred Securities, Stock Series [Axis]", "terseLabel": "Auction Market Preferred Securities, Stock Series" } } }, "localname": "AuctionMarketPreferredSecuritiesStockSeriesAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical" ], "xbrltype": "stringItemType" }, "us-gaap_AuctionMarketPreferredSecuritiesStockSeriesTitleDomain": { "auth_ref": [ "r11", "r300", "r302", "r303", "r304" ], "lang": { "en-US": { "role": { "documentation": "Title of series or issue of auction market preferred securities based on rights (names are typically labeled by day of the week, duration between intervals, or combination of both).", "label": "Auction Market Preferred Securities, Stock Series, Title [Domain]", "terseLabel": "Auction Market Preferred Securities, Stock Series, Title" } } }, "localname": "AuctionMarketPreferredSecuritiesStockSeriesTitleDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical" ], "xbrltype": "domainItemType" }, "us-gaap_AutomobilesMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Vehicles that are used primarily for transporting people.", "label": "Automobiles [Member]", "terseLabel": "Automobiles" } } }, "localname": "AutomobilesMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail" ], "xbrltype": "domainItemType" }, "us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax": { "auth_ref": [ "r207" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail": { "order": 1.0, "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax", "terseLabel": "Gross Unrealized Gains" } } }, "localname": "AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax": { "auth_ref": [ "r208" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail": { "order": 2.0, "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax", "negatedLabel": "Gross Unrealized Losses" } } }, "localname": "AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis": { "auth_ref": [ "r205", "r254" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Debt Securities, Available-for-sale, Amortized Cost", "totalLabel": "Amortized Cost" } } }, "localname": "AvailableForSaleDebtSecuritiesAmortizedCostBasis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail", "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Debt Securities, Available-for-sale [Abstract]", "terseLabel": "Available for sale securities:" } } }, "localname": "AvailableForSaleSecuritiesAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "stringItemType" }, "us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss [Abstract]", "terseLabel": "Unrealized Losses" } } }, "localname": "AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "stringItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost": { "auth_ref": [ "r212" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail": { "order": 4.0, "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth fiscal year through tenth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.", "label": "Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Amortized Cost", "terseLabel": "Over five years through ten years" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue": { "auth_ref": [ "r209", "r212", "r585" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail": { "order": 4.0, "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtSecurities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.", "label": "Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Fair Value", "terseLabel": "Over five years through ten years" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost": { "auth_ref": [ "r211" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail": { "order": 3.0, "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.", "label": "Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Amortized Cost", "terseLabel": "Over one year through five years" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue": { "auth_ref": [ "r209", "r211", "r584" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail": { "order": 3.0, "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtSecurities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.", "label": "Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Fair Value", "terseLabel": "Over one year through five years" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost": { "auth_ref": [ "r213" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail": { "order": 5.0, "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.", "label": "Debt Securities, Available-for-sale, Allocated and Single Maturity Date, Maturity, after 10 Years, Amortized Cost", "terseLabel": "Over ten years" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue": { "auth_ref": [ "r209", "r213", "r586" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail": { "order": 5.0, "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtSecurities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value of investment in debt security, measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.", "label": "Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after 10 Years, Fair Value", "terseLabel": "Over ten years" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Fair Value [Abstract]", "terseLabel": "Fair Value" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "stringItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasisAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, Amortized Cost [Abstract]", "terseLabel": "Available for sale" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasisAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "stringItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost": { "auth_ref": [ "r214" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail": { "order": 6.0, "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), without single maturity date and not allocated over maturity grouping.", "label": "Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Amortized Cost", "terseLabel": "Amortized Cost, Mortgage-backed securities not due at a single maturity date" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue": { "auth_ref": [ "r214" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail": { "order": 6.0, "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtSecurities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), without single maturity date and not allocated over maturity grouping.", "label": "Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Fair Value", "terseLabel": "Mortgage-backed securities not due at a single maturity date" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtSecurities": { "auth_ref": [ "r202", "r206", "r254" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 3.0, "parentTag": "us-gaap_Assets", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail": { "order": 3.0, "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Debt Securities, Available-for-sale", "terseLabel": "Securities available for sale", "totalLabel": "Total", "verboseLabel": "Fair Value" } } }, "localname": "AvailableForSaleSecuritiesDebtSecurities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail", "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AwardTypeAxis": { "auth_ref": [ "r330", "r359" ], "lang": { "en-US": { "role": { "documentation": "Information by type of award under share-based payment arrangement.", "label": "Award Type [Axis]", "terseLabel": "Award Type" } } }, "localname": "AwardTypeAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_BalanceSheetLocationAxis": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Information by location on balance sheet (statement of financial position).", "label": "Balance Sheet Location [Axis]", "terseLabel": "Balance Sheet Location [Axis]" } } }, "localname": "BalanceSheetLocationAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativesInstrumentsStatementsofFinancialPerformanceandFinancialPositionLocationFairValueHedgeDetails" ], "xbrltype": "stringItemType" }, "us-gaap_BalanceSheetLocationDomain": { "auth_ref": [ "r432", "r438" ], "lang": { "en-US": { "role": { "documentation": "Location in the balance sheet (statement of financial position).", "label": "Balance Sheet Location [Domain]", "terseLabel": "Balance Sheet Location [Domain]" } } }, "localname": "BalanceSheetLocationDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativesInstrumentsStatementsofFinancialPerformanceandFinancialPositionLocationFairValueHedgeDetails" ], "xbrltype": "domainItemType" }, "us-gaap_BankOwnedLifeInsurance": { "auth_ref": [ "r555" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 10.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The carrying amount of a life insurance policy on an officer, executive or employee for which the reporting entity (a bank) is entitled to proceeds from the policy upon death of the insured or surrender of the insurance policy.", "label": "Bank Owned Life Insurance", "terseLabel": "Bank owned life insurance" } } }, "localname": "BankOwnedLifeInsurance", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_BankOwnedLifeInsuranceIncome": { "auth_ref": [ "r573" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 16.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Earnings on or other increases in the value of the cash surrender value of bank owned life insurance policies.", "label": "Bank Owned Life Insurance Income", "negatedLabel": "Income from bank owned life insurance" } } }, "localname": "BankOwnedLifeInsuranceIncome", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_BankingAndThriftAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Banking and Thrift [Abstract]", "terseLabel": "Banking and Thrift [Abstract]" } } }, "localname": "BankingAndThriftAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_BuildingMember": { "auth_ref": [ "r278" ], "lang": { "en-US": { "role": { "documentation": "Facility held for productive use including, but not limited to, office, production, storage and distribution facilities.", "label": "Building [Member]", "terseLabel": "Buildings" } } }, "localname": "BuildingMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail" ], "xbrltype": "domainItemType" }, "us-gaap_BusinessAcquisitionAcquireeDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Identification of the acquiree in a material business combination (or series of individually immaterial business combinations), which may include the name or other type of identification of the acquiree.", "label": "Business Acquisition, Acquiree [Domain]", "terseLabel": "Business Acquisition, Acquiree" } } }, "localname": "BusinessAcquisitionAcquireeDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail", "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/IncomeTaxesAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_BusinessAcquisitionAxis": { "auth_ref": [ "r394", "r395" ], "lang": { "en-US": { "role": { "documentation": "Information by business combination or series of individually immaterial business combinations.", "label": "Business Acquisition [Axis]", "terseLabel": "Business Acquisition" } } }, "localname": "BusinessAcquisitionAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail", "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/IncomeTaxesAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued": { "auth_ref": [ "r403" ], "lang": { "en-US": { "role": { "documentation": "Number of shares of equity interests issued or issuable to acquire entity.", "label": "Business Acquisition, Equity Interest Issued or Issuable, Number of Shares", "terseLabel": "Merger, common stock issued (in shares)" } } }, "localname": "BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsAdditionalInformationDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_BusinessAcquisitionLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Business Acquisition [Line Items]", "terseLabel": "Business Acquisition [Line Items]" } } }, "localname": "BusinessAcquisitionLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "stringItemType" }, "us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic": { "auth_ref": [ "r392", "r393" ], "lang": { "en-US": { "role": { "documentation": "The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.", "label": "Business Acquisition, Pro Forma Earnings Per Share, Basic", "terseLabel": "Basic (in dollars per share)" } } }, "localname": "BusinessAcquisitionProFormaEarningsPerShareBasic", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofProformaInformationofBusinessAcquiredDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted": { "auth_ref": [ "r392", "r393" ], "lang": { "en-US": { "role": { "documentation": "The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.", "label": "Business Acquisition, Pro Forma Earnings Per Share, Diluted", "terseLabel": "Diluted (in dollars per share)" } } }, "localname": "BusinessAcquisitionProFormaEarningsPerShareDiluted", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofProformaInformationofBusinessAcquiredDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_BusinessAcquisitionProFormaInformationTextBlock": { "auth_ref": [ "r392", "r393" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate.", "label": "Business Acquisition, Pro Forma Information [Table Text Block]", "terseLabel": "Schedule of Pro forma Information of Business Acquired" } } }, "localname": "BusinessAcquisitionProFormaInformationTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss": { "auth_ref": [ "r392", "r393" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.", "label": "Business Acquisition, Pro Forma Net Income (Loss)", "terseLabel": "Net income \u2013 pro forma" } } }, "localname": "BusinessAcquisitionsProFormaNetIncomeLoss", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofProformaInformationofBusinessAcquiredDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_BusinessAcquisitionsProFormaRevenue": { "auth_ref": [ "r392", "r393" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.", "label": "Business Acquisition, Pro Forma Revenue", "terseLabel": "Net interest income \u2013 pro forma" } } }, "localname": "BusinessAcquisitionsProFormaRevenue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofProformaInformationofBusinessAcquiredDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_BusinessCombinationAcquiredReceivablesEstimatedUncollectible": { "auth_ref": [ "r397" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "For receivables acquired in a business combination, excluding certain loans and debt securities acquired in a transfer (as defined), this element represents the best estimate at the acquisition date of the contractual cash flows not expected to be collected, by major class of receivable, such as loans, direct finance leases (as defined), and any other class of receivables.", "label": "Business Combination, Acquired Receivables, Estimated Uncollectible", "terseLabel": "Estimated credit discount" } } }, "localname": "BusinessCombinationAcquiredReceivablesEstimatedUncollectible", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_BusinessCombinationAcquisitionRelatedCosts": { "auth_ref": [ "r391" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.", "label": "Business Combination, Acquisition Related Costs", "terseLabel": "Acquisition-related costs" } } }, "localname": "BusinessCombinationAcquisitionRelatedCosts", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_BusinessCombinationConsiderationTransferred1": { "auth_ref": [ "r400", "r401", "r402" ], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.", "label": "Business Combination, Consideration Transferred", "totalLabel": "Fair value of total consideration" } } }, "localname": "BusinessCombinationConsiderationTransferred1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_BusinessCombinationConsiderationTransferredAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Business Combination, Consideration Transferred [Abstract]", "terseLabel": "Consideration:" } } }, "localname": "BusinessCombinationConsiderationTransferredAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "stringItemType" }, "us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable": { "auth_ref": [ "r400", "r401" ], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 1.0, "parentTag": "us-gaap_BusinessCombinationConsiderationTransferred1", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.", "label": "Business Combination, Consideration Transferred, Equity Interests Issued and Issuable", "terseLabel": "Common stock issued to Civic shareholders" } } }, "localname": "BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_BusinessCombinationDisclosureTextBlock": { "auth_ref": [ "r404" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for a business combination (or series of individually immaterial business combinations) completed during the period, including background, timing, and recognized assets and liabilities. The disclosure may include leverage buyout transactions (as applicable).", "label": "Business Combination Disclosure [Text Block]", "terseLabel": "BUSINESS COMBINATIONS" } } }, "localname": "BusinessCombinationDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BUSINESSCOMBINATIONS" ], "xbrltype": "textBlockItemType" }, "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets": { "auth_ref": [ "r398" ], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 1.0, "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of assets acquired at the acquisition date.", "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets", "totalLabel": "Total assets acquired" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract]", "terseLabel": "Recognized amounts of identifiable assets acquired and liabilities assumed:" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "stringItemType" }, "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents": { "auth_ref": [ "r398" ], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 1.0, "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.", "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents", "terseLabel": "Cash and cash equivalents" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles": { "auth_ref": [ "r396", "r398" ], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 7.0, "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The amount of identifiable intangible assets recognized as of the acquisition date.", "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles", "terseLabel": "Fair value of intangible assets", "verboseLabel": "Core deposit intangibles" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail", "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities": { "auth_ref": [ "r398" ], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 2.0, "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of liabilities assumed at the acquisition date.", "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities", "totalLabel": "Total liabilities assumed" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet": { "auth_ref": [ "r396", "r398" ], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.", "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net", "totalLabel": "Total net assets acquired" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment": { "auth_ref": [ "r396", "r398" ], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 6.0, "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The amount of property, plant, and equipment recognized as of the acquisition date.", "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment", "terseLabel": "Premises and equipment" } } }, "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_BusinessCombinationsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Business Combinations [Abstract]", "terseLabel": "Business Combinations [Abstract]" } } }, "localname": "BusinessCombinationsAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_Capital": { "auth_ref": [ "r603", "r604", "r632", "r633" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The amount of total capital as defined in the regulations.", "label": "Capital", "terseLabel": "Total capital to RWA" } } }, "localname": "Capital", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CapitalRequiredForCapitalAdequacy": { "auth_ref": [ "r594", "r604" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The minimum amount of Total Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.", "label": "Capital Required for Capital Adequacy", "terseLabel": "Total capital to RWA" } } }, "localname": "CapitalRequiredForCapitalAdequacy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CapitalRequiredForCapitalAdequacyToRiskWeightedAssets": { "auth_ref": [ "r594", "r597", "r604" ], "lang": { "en-US": { "role": { "documentation": "The minimum Total risk based capital ratio (total capital divided by risk weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.", "label": "Capital Required for Capital Adequacy to Risk Weighted Assets", "terseLabel": "Total capital to RWA" } } }, "localname": "CapitalRequiredForCapitalAdequacyToRiskWeightedAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "percentItemType" }, "us-gaap_CapitalRequiredToBeWellCapitalized": { "auth_ref": [ "r595" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The amount of Total Capital required to be categorized as well as capitalized under the regulatory framework for prompt corrective action.", "label": "Capital Required to be Well Capitalized", "terseLabel": "Total Capital to RWA" } } }, "localname": "CapitalRequiredToBeWellCapitalized", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets": { "auth_ref": [ "r594" ], "lang": { "en-US": { "role": { "documentation": "The Total risk based capital ratio (total capital divided by risk weighted assets) required to be categorized as \"well capitalized\", in the regulatory framework for prompt corrective action.", "label": "Capital Required to be Well Capitalized to Risk Weighted Assets", "terseLabel": "Total capital to RWA" } } }, "localname": "CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/AdditionalInformationDetails", "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "percentItemType" }, "us-gaap_CapitalToRiskWeightedAssets": { "auth_ref": [ "r594", "r604" ], "lang": { "en-US": { "role": { "documentation": "Total Capital divided by risk weighted assets as defined in the regulations.", "label": "Capital to Risk Weighted Assets", "terseLabel": "Total capital to RWA" } } }, "localname": "CapitalToRiskWeightedAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "percentItemType" }, "us-gaap_CarryingReportedAmountFairValueDisclosureMember": { "auth_ref": [ "r480", "r481" ], "lang": { "en-US": { "role": { "documentation": "Measured as reported on the statement of financial position (balance sheet).", "label": "Reported Value Measurement [Member]", "terseLabel": "Carrying Amount" } } }, "localname": "CarryingReportedAmountFairValueDisclosureMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_CashAcquiredFromAcquisition": { "auth_ref": [ "r71" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 13.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 2.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).", "label": "Cash Acquired from Acquisition", "terseLabel": "Net cash acquired from acquisition (See Note 2)" } } }, "localname": "CashAcquiredFromAcquisition", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashAndCashEquivalentsAtCarryingValue": { "auth_ref": [ "r1", "r18", "r93" ], "calculation": { "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail": { "order": 1.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.", "label": "Cash and Cash Equivalents, at Carrying Value", "terseLabel": "Cash and cash equivalents" } } }, "localname": "CashAndCashEquivalentsAtCarryingValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashAndCashEquivalentsFairValueDisclosure": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value portion 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.", "label": "Cash and Cash Equivalents, Fair Value Disclosure", "terseLabel": "Cash and cash equivalents" } } }, "localname": "CashAndCashEquivalentsFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy": { "auth_ref": [ "r3", "r96", "r103", "r543" ], "lang": { "en-US": { "role": { "documentation": "Entity's cash and cash equivalents accounting policy with respect to restricted balances. Restrictions may include legally restricted deposits held as compensating balances against short-term borrowing arrangements, contracts entered into with others, or company statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits.", "label": "Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block]", "terseLabel": "Restrictions on Cash" } } }, "localname": "CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_CashAndDueFromBanks": { "auth_ref": [ "r544" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 1.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "For banks and other depository institutions: Includes cash on hand (currency and coin), cash items in process of collection, noninterest bearing deposits due from other financial institutions (including corporate credit unions), and noninterest bearing balances with the Federal Reserve Banks, Federal Home Loan Banks and central banks.", "label": "Cash and Due from Banks", "terseLabel": "Cash and due from financial institutions" } } }, "localname": "CashAndDueFromBanks", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": { "auth_ref": [ "r87", "r93", "r101" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.", "label": "Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents", "periodEndLabel": "Cash and cash equivalents at end of period", "periodStartLabel": "Cash and cash equivalents at beginning of period" } } }, "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect": { "auth_ref": [ "r87", "r482" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.", "label": "Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect", "totalLabel": "Net change in cash and cash equivalents" } } }, "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashFlowHedgingMember": { "auth_ref": [ "r429" ], "lang": { "en-US": { "role": { "documentation": "Hedge of the exposure to variability in the cash flows of a recognized asset or liability, or of a forecasted transaction, that is attributable to a particular risk.", "label": "Cash Flow Hedging [Member]", "terseLabel": "Cash Flow Hedging" } } }, "localname": "CashFlowHedgingMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossCashFlowHedgeDetails" ], "xbrltype": "domainItemType" }, "us-gaap_CashFlowOperatingActivitiesLesseeAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Cash Flow, Operating Activities, Lessee [Abstract]", "terseLabel": "Cash paid for amounts included in the measurement of lease liabilities:" } } }, "localname": "CashFlowOperatingActivitiesLesseeAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesSupplementalCashFlowInformationRelatedtoLeasesDetails" ], "xbrltype": "stringItemType" }, "us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses": { "auth_ref": [ "r196", "r199" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Reserve for loans impairments recorded after acquisition as a result of current information and events which result in it being probable that estimated cash flows will be less than previously expected or because actual cash flows are less than cash flows previously expected. This relates to loans not accounted for as debt securities, with evidence of deterioration of credit quality since origination that was acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.", "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses", "terseLabel": "Allowance for loan losses" } } }, "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet": { "auth_ref": [ "r196", "r197" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The recorded balance, net of any applicable reductions (for example, unamortized accretable yield and allowance for loan losses). This relates to loans not accounted for debt securities with evidence of deterioration of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.", "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Carrying Amount, Net", "terseLabel": "Loans receivable carrying amount" } } }, "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance": { "auth_ref": [ "r196", "r197" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The undiscounted sum of all amounts, including amounts deemed principal, interest, fees, penalties, and other under the loan, owed to the investor at the reporting date, whether or not currently due and whether or not any such amounts have been written or charged off by the investor. This relates to loans not accounted for as debt securities, with evidence of deterioration of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.", "label": "Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Outstanding Balance", "terseLabel": "Unpaid principal balance" } } }, "localname": "CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesOutstandingBalance", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CertificatesOfDepositAtCarryingValue": { "auth_ref": [ "r18" ], "calculation": { "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail": { "order": 2.0, "parentTag": "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 2.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "A savings certificate entitling the Entity (that is, bearer) to receive interest at an established maturity date, based upon a fixed interest rate. A certificate of deposit may be issued in any denomination. Certificates of deposit are generally issued by commercial banks and, therefore, insured by the FDIC (up to the prescribed limit). Certificates of deposit generally restrict holders from withdrawing funds on demand without the incurrence of penalties. Generally, only certificates of deposit with original maturities of three months or less qualify as cash equivalents. Original maturity means original maturity to the entity holding the investment. As a related example, both a three-month US Treasury bill and a three-year Treasury note purchased three months from maturity qualify as cash equivalents. However, a Treasury note purchased three-years ago does not become a cash equivalent when its remaining maturity is three months.", "label": "Certificates of Deposit, at Carrying Value", "terseLabel": "Certificates of deposit at other financial institutions" } } }, "localname": "CertificatesOfDepositAtCarryingValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail", "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_ClassOfStockDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Share of stock differentiated by the voting rights the holder receives. Examples include, but are not limited to, common stock, redeemable preferred stock, nonredeemable preferred stock, and convertible stock.", "label": "Class of Stock [Domain]", "terseLabel": "Class of Stock" } } }, "localname": "ClassOfStockDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "domainItemType" }, "us-gaap_ClassOfWarrantOrRightOutstanding": { "auth_ref": [ "r110" ], "lang": { "en-US": { "role": { "documentation": "Number of warrants or rights outstanding.", "label": "Class of Warrant or Right, Outstanding", "terseLabel": "Warrants outstanding (in shares)" } } }, "localname": "ClassOfWarrantOrRightOutstanding", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_CommercialMortgageBackedSecuritiesMember": { "auth_ref": [ "r214", "r319" ], "lang": { "en-US": { "role": { "documentation": "Securities collateralized by commercial real estate mortgage loans.", "label": "Commercial Mortgage Backed Securities [Member]", "terseLabel": "Mortgage-backed securities: commercial" } } }, "localname": "CommercialMortgageBackedSecuritiesMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail", "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail" ], "xbrltype": "domainItemType" }, "us-gaap_CommercialRealEstatePortfolioSegmentMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Portfolio segment of the company's total financing receivables related to commercial real estate.", "label": "Commercial Real Estate Portfolio Segment [Member]", "terseLabel": "Commercial Real Estate" } } }, "localname": "CommercialRealEstatePortfolioSegmentMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansActivityinAllowanceforLoanLossesbyPortfolioSegmentDetail", "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail", "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_CommitmentsAndContingenciesPolicyTextBlock": { "auth_ref": [ "r103", "r294", "r635", "r636" ], "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 [Policy Text Block]", "terseLabel": "Loss Contingencies" } } }, "localname": "CommitmentsAndContingenciesPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_CommonEquityTierOneCapital": { "auth_ref": [ "r594" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of Common Equity Tier One Risk-based Capital, as defined by regulatory framework.", "label": "Common Equity Tier One Capital", "terseLabel": "Common equity Tier 1 capital to RWA" } } }, "localname": "CommonEquityTierOneCapital", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CommonEquityTierOneCapitalRatio": { "auth_ref": [ "r594" ], "lang": { "en-US": { "role": { "documentation": "Percentage of Common Equity Tier One Risk-based Capital to total risk-weighted assets, as defined by regulatory framework.", "label": "Common Equity Tier One Capital Ratio", "terseLabel": "Common equity Tier 1 capital to RWA" } } }, "localname": "CommonEquityTierOneCapitalRatio", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "percentItemType" }, "us-gaap_CommonEquityTierOneCapitalRequiredForCapitalAdequacy": { "auth_ref": [ "r594" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of Common Equity Tier 1 Risk-based Capital required to be categorized as adequately capitalized under regulatory framework for prompt corrective action.", "label": "Common Equity Tier One Capital Required for Capital Adequacy", "terseLabel": "Common equity Tier 1 capital to RWA" } } }, "localname": "CommonEquityTierOneCapitalRequiredForCapitalAdequacy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CommonEquityTierOneCapitalRequiredToBeWellCapitalized": { "auth_ref": [ "r594" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of Common Equity Tier 1 Risk-based Capital required to be categorized as well-capitalized under regulatory framework for prompt corrective action.", "label": "Common Equity Tier One Capital Required to be Well-Capitalized", "terseLabel": "Common equity Tier 1 capital to RWA" } } }, "localname": "CommonEquityTierOneCapitalRequiredToBeWellCapitalized", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CommonStockDividendsPerShareCashPaid": { "auth_ref": [ "r308" ], "lang": { "en-US": { "role": { "documentation": "Aggregate dividends paid during the period for each share of common stock outstanding.", "label": "Common Stock, Dividends, Per Share, Cash Paid", "terseLabel": "Common stock cash dividends paid (in dollars per share)" } } }, "localname": "CommonStockDividendsPerShareCashPaid", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITYParenthetical" ], "xbrltype": "perShareItemType" }, "us-gaap_CommonStockMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Stock that is subordinate to all other stock of the issuer.", "label": "Common Stock [Member]", "terseLabel": "Common Stock" } } }, "localname": "CommonStockMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITYParenthetical" ], "xbrltype": "domainItemType" }, "us-gaap_CommonStockParOrStatedValuePerShare": { "auth_ref": [ "r12" ], "lang": { "en-US": { "role": { "documentation": "Face amount or stated value per share of common stock.", "label": "Common Stock, Par or Stated Value Per Share", "terseLabel": "Common stock, par value (in dollars per share)" } } }, "localname": "CommonStockParOrStatedValuePerShare", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_CommonStockSharesAuthorized": { "auth_ref": [ "r12" ], "lang": { "en-US": { "role": { "documentation": "The maximum number of common shares permitted to be issued by an entity's charter and bylaws.", "label": "Common Stock, Shares Authorized", "terseLabel": "Common stock shares authorized (in shares)" } } }, "localname": "CommonStockSharesAuthorized", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockSharesIssued": { "auth_ref": [ "r12" ], "lang": { "en-US": { "role": { "documentation": "Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.", "label": "Common Stock, Shares, Issued", "terseLabel": "Common stock shares issued (in shares)" } } }, "localname": "CommonStockSharesIssued", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockSharesOutstanding": { "auth_ref": [ "r12", "r301" ], "lang": { "en-US": { "role": { "documentation": "Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.", "label": "Common Stock, Shares, Outstanding", "terseLabel": "Common stock, shares, outstanding (in shares)" } } }, "localname": "CommonStockSharesOutstanding", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockValue": { "auth_ref": [ "r12" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 2.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.", "label": "Common Stock, Value, Issued", "terseLabel": "Common stock, no par value: 30,000,000 shares authorized; 14,848,017 issued and 14,821,594 outstanding at December\u00a031, 2019, and 14,538,085 issued and outstanding at December\u00a031, 2018" } } }, "localname": "CommonStockValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_CompensationAndEmployeeBenefitPlansTextBlock": { "auth_ref": [ "r314", "r318", "r326", "r364" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for an entity's employee compensation and benefit plans, including, but not limited to, postemployment and postretirement benefit plans, defined benefit pension plans, defined contribution plans, non-qualified and supplemental benefit plans, deferred compensation, share-based compensation, life insurance, severance, health care, unemployment and other benefit plans.", "label": "Compensation and Employee Benefit Plans [Text Block]", "terseLabel": "BENEFIT PLANS" } } }, "localname": "CompensationAndEmployeeBenefitPlansTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BENEFITPLANS" ], "xbrltype": "textBlockItemType" }, "us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]", "terseLabel": "Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]" } } }, "localname": "ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/AdditionalInformationDetails", "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ComprehensiveIncomeNetOfTax": { "auth_ref": [ "r55", "r57", "r58" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.", "label": "Comprehensive Income (Loss), Net of Tax, Attributable to Parent", "terseLabel": "Comprehensive income", "totalLabel": "Comprehensive income" } } }, "localname": "ComprehensiveIncomeNetOfTax", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ComprehensiveIncomePolicyPolicyTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for comprehensive income.", "label": "Comprehensive Income, Policy [Policy Text Block]", "terseLabel": "Comprehensive Income" } } }, "localname": "ComprehensiveIncomePolicyPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_ComputerEquipmentMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Long lived, depreciable assets that are used in the creation, maintenance and utilization of information systems.", "label": "Computer Equipment [Member]", "terseLabel": "Computer equipment and software" } } }, "localname": "ComputerEquipmentMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail" ], "xbrltype": "domainItemType" }, "us-gaap_ConcentrationRiskCreditRisk": { "auth_ref": [ "r145", "r606" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for credit risk.", "label": "Concentration Risk, Credit Risk, Policy [Policy Text Block]", "terseLabel": "Concentration of Credit Risk" } } }, "localname": "ConcentrationRiskCreditRisk", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock": { "auth_ref": [ "r117", "r406" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for condensed financial information, including the financial position, cash flows, and the results of operations of the registrant (parent company) as of the same dates or for the same periods for which audited consolidated financial statements are being presented. Alternatively, the details of this disclosure can be reported by the specific parent company taxonomy elements, indicating the appropriate date and period contexts in an instance document.", "label": "Condensed Financial Information of Parent Company Only Disclosure [Text Block]", "terseLabel": "PARENT COMPANY ONLY CONDENSED FINANCIAL INFORMATION" } } }, "localname": "CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/PARENTCOMPANYONLYCONDENSEDFINANCIALINFORMATION" ], "xbrltype": "textBlockItemType" }, "us-gaap_ConsolidationPolicyTextBlock": { "auth_ref": [ "r103", "r411", "r420", "r421" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy regarding (1) the principles it follows in consolidating or combining the separate financial statements, including the principles followed in determining the inclusion or exclusion of subsidiaries or other entities in the consolidated or combined financial statements and (2) its treatment of interests (for example, common stock, a partnership interest or other means of exerting influence) in other entities, for example consolidation or use of the equity or cost methods of accounting. The accounting policy may also address the accounting treatment for intercompany accounts and transactions, noncontrolling interest, and the income statement treatment in consolidation for issuances of stock by a subsidiary.", "label": "Consolidation, Policy [Policy Text Block]", "terseLabel": "Nature of Operations and Principles of Consolidation" } } }, "localname": "ConsolidationPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_ConstructionInProgressMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.", "label": "Construction in Progress [Member]", "terseLabel": "Construction in progress" } } }, "localname": "ConstructionInProgressMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail" ], "xbrltype": "domainItemType" }, "us-gaap_ConstructionLoansMember": { "auth_ref": [ "r634" ], "lang": { "en-US": { "role": { "documentation": "A borrowing arrangement which provides the entity constructing a facility (such as a building and a landfill) with funds to effect construction, generally on a draw down, or as needed, basis.", "label": "Construction Loans [Member]", "terseLabel": "Construction loans" } } }, "localname": "ConstructionLoansMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansScheduleofRecordedInvestmentinNonaccrualandLoansPastDueOver90DaysonAccrualbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_ConsumerPortfolioSegmentMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Portfolio segment of the company's total financing receivables related to consumer receivables.", "label": "Consumer Portfolio Segment [Member]", "terseLabel": "Consumer and Other" } } }, "localname": "ConsumerPortfolioSegmentMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansActivityinAllowanceforLoanLossesbyPortfolioSegmentDetail", "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail", "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_CoreDepositsMember": { "auth_ref": [ "r592" ], "lang": { "en-US": { "role": { "documentation": "Entity's long-term relationships with depositors, commonly known as core deposit intangibles, which are separate from the financial instruments themselves.", "label": "Core Deposits [Member]", "terseLabel": "Core Deposit Intangibles" } } }, "localname": "CoreDepositsMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail", "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_CorporateDebtSecuritiesMember": { "auth_ref": [ "r319", "r324", "r625" ], "lang": { "en-US": { "role": { "documentation": "Debt securities issued by domestic or foreign corporate business, banks and other entities with a promise of repayment.", "label": "Corporate Debt Securities [Member]", "terseLabel": "Corporate Notes" } } }, "localname": "CorporateDebtSecuritiesMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail", "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail" ], "xbrltype": "domainItemType" }, "us-gaap_CreditLossStatusAxis": { "auth_ref": [ "r200", "r253", "r263" ], "lang": { "en-US": { "role": { "documentation": "Information by credit loss status of financial asset.", "label": "Credit Loss Status [Axis]", "terseLabel": "Credit Loss Status" } } }, "localname": "CreditLossStatusAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_CreditLossStatusDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Credit loss status of financial asset.", "label": "Credit Loss Status [Domain]", "terseLabel": "Credit Loss Status" } } }, "localname": "CreditLossStatusDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount after tax of increase (decrease) to equity or (increase) decrease to net assets, resulting from the cumulative effect adjustment of a new accounting principle applied in the period of adoption.", "label": "Cumulative Effect of New Accounting Principle in Period of Adoption", "terseLabel": "Cumulative effect of accounting change related to adoption of ASU 2017-08", "verboseLabel": "Cumulative effect of accounting change" } } }, "localname": "CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY", "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CumulativeEffectOnRetainedEarningsNetOfTax1": { "auth_ref": [ "r121" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of the cumulative effect on retained earnings net of related income tax effect.", "label": "Cumulative Effect on Retained Earnings, Net of Tax", "terseLabel": "Reclassification of issuance costs on preferred stock of consolidated subsidiary noncontrolling interest" } } }, "localname": "CumulativeEffectOnRetainedEarningsNetOfTax1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "monetaryItemType" }, "us-gaap_CurrentFederalTaxExpenseBenefit": { "auth_ref": [ "r105", "r382", "r386" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesComponentofIncomeTaxExpenseBenefitDetail": { "order": 1.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.", "label": "Current Federal Tax Expense (Benefit)", "terseLabel": "Federal" } } }, "localname": "CurrentFederalTaxExpenseBenefit", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesComponentofIncomeTaxExpenseBenefitDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Current Income Tax Expense (Benefit), Continuing Operations [Abstract]", "terseLabel": "Current expense" } } }, "localname": "CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesComponentofIncomeTaxExpenseBenefitDetail" ], "xbrltype": "stringItemType" }, "us-gaap_CurrentStateAndLocalTaxExpenseBenefit": { "auth_ref": [ "r105", "r382", "r386" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesComponentofIncomeTaxExpenseBenefitDetail": { "order": 2.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.", "label": "Current State and Local Tax Expense (Benefit)", "terseLabel": "State" } } }, "localname": "CurrentStateAndLocalTaxExpenseBenefit", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesComponentofIncomeTaxExpenseBenefitDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtDisclosureAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Debt Disclosure [Abstract]", "terseLabel": "Debt Disclosure [Abstract]" } } }, "localname": "DebtDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_DebtDisclosureTextBlock": { "auth_ref": [ "r299" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.", "label": "Debt Disclosure [Text Block]", "terseLabel": "SUBORDINATED NOTES" } } }, "localname": "DebtDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SUBORDINATEDNOTES" ], "xbrltype": "textBlockItemType" }, "us-gaap_DebtInstrumentAxis": { "auth_ref": [ "r7", "r8", "r9", "r547", "r548", "r608" ], "lang": { "en-US": { "role": { "documentation": "Information by type of debt instrument, including, but not limited to, draws against credit facilities.", "label": "Debt Instrument [Axis]", "terseLabel": "Debt Instrument" } } }, "localname": "DebtInstrumentAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail", "http://www.franklinsynergybank.com/role/SubordinatedNotesAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DebtInstrumentBasisSpreadOnVariableRate1": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Percentage points added to the reference rate to compute the variable rate on the debt instrument.", "label": "Debt Instrument, Basis Spread on Variable Rate", "terseLabel": "Debt instrument, basis spread on variable rate" } } }, "localname": "DebtInstrumentBasisSpreadOnVariableRate1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "percentItemType" }, "us-gaap_DebtInstrumentFaceAmount": { "auth_ref": [ "r485", "r487" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Face (par) amount of debt instrument at time of issuance.", "label": "Debt Instrument, Face Amount", "terseLabel": "Aggregate principal amount", "verboseLabel": "Principal amount issued" } } }, "localname": "DebtInstrumentFaceAmount", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SubordinatedNotesAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtInstrumentInterestRateDuringPeriod": { "auth_ref": [ "r28", "r485" ], "lang": { "en-US": { "role": { "documentation": "The average effective interest rate during the reporting period.", "label": "Debt Instrument, Interest Rate During Period", "terseLabel": "Average interest rate during the year" } } }, "localname": "DebtInstrumentInterestRateDuringPeriod", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsSummaryofInformationConcerningSecuritiesSoldunderAgreementstoRepurchaseDetail" ], "xbrltype": "percentItemType" }, "us-gaap_DebtInstrumentInterestRateStatedPercentage": { "auth_ref": [ "r28" ], "lang": { "en-US": { "role": { "documentation": "Contractual interest rate for funds borrowed, under the debt agreement.", "label": "Debt Instrument, Interest Rate, Stated Percentage", "terseLabel": "Interest repricing margin", "verboseLabel": "Initial fixed interest rate" } } }, "localname": "DebtInstrumentInterestRateStatedPercentage", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SubordinatedNotesAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "percentItemType" }, "us-gaap_DebtInstrumentLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Debt Instrument [Line Items]", "terseLabel": "Debt Instrument [Line Items]" } } }, "localname": "DebtInstrumentLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SubordinatedNotesAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DebtInstrumentNameDomain": { "auth_ref": [ "r29" ], "lang": { "en-US": { "role": { "documentation": "The name for the particular debt instrument or borrowing that distinguishes it from other debt instruments or borrowings, including draws against credit facilities.", "label": "Debt Instrument, Name [Domain]", "terseLabel": "Debt Instrument, Name" } } }, "localname": "DebtInstrumentNameDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail", "http://www.franklinsynergybank.com/role/SubordinatedNotesAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "domainItemType" }, "us-gaap_DebtInstrumentTable": { "auth_ref": [ "r29", "r108", "r302", "r305", "r306", "r307", "r484", "r485", "r487", "r593" ], "lang": { "en-US": { "role": { "documentation": "A table or schedule providing information pertaining to long-term debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer.", "label": "Schedule of Long-term Debt Instruments [Table]", "terseLabel": "Schedule of Long-term Debt Instruments [Table]" } } }, "localname": "DebtInstrumentTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SubordinatedNotesAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DebtInstrumentTerm": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.", "label": "Debt Instrument, Term", "terseLabel": "Initial interest rate period" } } }, "localname": "DebtInstrumentTerm", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "durationItemType" }, "us-gaap_DebtInstrumentsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Debt Instruments [Abstract]", "terseLabel": "Debt Instruments [Abstract]" } } }, "localname": "DebtInstrumentsAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger": { "auth_ref": [ "r224", "r259", "r262" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail": { "order": 2.0, "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.", "label": "Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer", "terseLabel": "12 Months or Longer" } } }, "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss": { "auth_ref": [ "r224", "r259" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail": { "order": 2.0, "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without allowance for credit loss. Includes beneficial interest in securitized financial asset.", "label": "Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss", "negatedLabel": "12 Months or Longer" } } }, "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months": { "auth_ref": [ "r224", "r259", "r262" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail": { "order": 1.0, "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.", "label": "Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months", "terseLabel": "Less Than 12 Months" } } }, "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss": { "auth_ref": [ "r224", "r259" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail": { "order": 1.0, "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.", "label": "Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss", "negatedLabel": "Less Than 12 Months" } } }, "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleRealizedGain": { "auth_ref": [ "r228" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Debt Securities, Available-for-sale, Realized Gain", "terseLabel": "Gross gains" } } }, "localname": "DebtSecuritiesAvailableForSaleRealizedGain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofRealizedGainLossesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss": { "auth_ref": [ "r228" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 15.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Debt Securities, Available-for-sale, Realized Gain (Loss)", "negatedLabel": "(Gain) loss on sale of available for sale securities" } } }, "localname": "DebtSecuritiesAvailableForSaleRealizedGainLoss", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleRealizedLoss": { "auth_ref": [ "r228" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Debt Securities, Available-for-sale, Realized Loss", "terseLabel": "Gross losses" } } }, "localname": "DebtSecuritiesAvailableForSaleRealizedLoss", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofRealizedGainLossesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleTableTextBlock": { "auth_ref": [ "r231" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Debt Securities, Available-for-sale [Table Text Block]", "terseLabel": "Summary of Amortized Cost and Fair Value of Available for Sale Securities" } } }, "localname": "DebtSecuritiesAvailableForSaleTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition": { "auth_ref": [ "r220", "r255", "r262" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position without allowance for credit loss.", "label": "Debt Securities, Available-for-sale, Unrealized Loss Position", "totalLabel": "Total" } } }, "localname": "DebtSecuritiesAvailableForSaleUnrealizedLossPosition", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss": { "auth_ref": [ "r221", "r256" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset.", "label": "Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss", "negatedTotalLabel": "Total" } } }, "localname": "DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions": { "auth_ref": [ "r222", "r257" ], "lang": { "en-US": { "role": { "documentation": "Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset.", "label": "Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions", "terseLabel": "Number of available for sale securities in an unrealized loss position" } } }, "localname": "DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesAdditionalInformationDetail" ], "xbrltype": "integerItemType" }, "us-gaap_DebtSecuritiesRealizedGainLoss": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 3.0, "parentTag": "us-gaap_NoninterestIncome", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), investment in debt security measured at amortized cost (held-to-maturity) and investment in debt security measured at fair value with change in fair value recognized in net income (trading).", "label": "Debt Securities, Realized Gain (Loss)", "terseLabel": "Gain (loss) on sales and calls of securities" } } }, "localname": "DebtSecuritiesRealizedGainLoss", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredFederalIncomeTaxExpenseBenefit": { "auth_ref": [ "r105", "r383", "r386" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesComponentofIncomeTaxExpenseBenefitDetail": { "order": 3.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.", "label": "Deferred Federal Income Tax Expense (Benefit)", "terseLabel": "Federal" } } }, "localname": "DeferredFederalIncomeTaxExpenseBenefit", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesComponentofIncomeTaxExpenseBenefitDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]", "terseLabel": "Deferred expense" } } }, "localname": "DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesComponentofIncomeTaxExpenseBenefitDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DeferredIncomeTaxesAndTaxCredits": { "auth_ref": [ "r92" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 9.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of deferred income tax expense (benefit) and income tax credits.", "label": "Deferred Income Taxes and Tax Credits", "terseLabel": "Deferred income tax (benefit)" } } }, "localname": "DeferredIncomeTaxesAndTaxCredits", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit": { "auth_ref": [ "r105", "r383", "r386" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesComponentofIncomeTaxExpenseBenefitDetail": { "order": 4.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.", "label": "Deferred State and Local Income Tax Expense (Benefit)", "terseLabel": "State" } } }, "localname": "DeferredStateAndLocalIncomeTaxExpenseBenefit", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesComponentofIncomeTaxExpenseBenefitDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsDerivativeInstruments": { "auth_ref": [ "r366", "r380", "r381" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 9.0, "parentTag": "us-gaap_DeferredTaxAssetsNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from derivative instruments.", "label": "Deferred Tax Assets, Derivative Instruments", "terseLabel": "Cash flow hedge" } } }, "localname": "DeferredTaxAssetsDerivativeInstruments", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsInvestmentInSubsidiaries": { "auth_ref": [ "r366", "r380", "r381" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 5.0, "parentTag": "us-gaap_DeferredTaxAssetsNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the entity's investment in its wholly-owned subsidiaries.", "label": "Deferred Tax Assets, Investment in Subsidiaries", "terseLabel": "Purchase accounting fair value adjustments" } } }, "localname": "DeferredTaxAssetsInvestmentInSubsidiaries", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsLiabilitiesNet": { "auth_ref": [ "r377" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 11.0, "parentTag": "us-gaap_Assets", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.", "label": "Deferred Tax Assets, Net", "terseLabel": "Deferred tax asset", "totalLabel": "Net deferred tax asset" } } }, "localname": "DeferredTaxAssetsLiabilitiesNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsNet": { "auth_ref": [ "r376" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 1.0, "parentTag": "us-gaap_DeferredTaxAssetsLiabilitiesNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.", "label": "Deferred Tax Assets, Net of Valuation Allowance", "totalLabel": "Total deferred tax asset" } } }, "localname": "DeferredTaxAssetsNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsNetAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Deferred Tax Assets, Net [Abstract]", "terseLabel": "Deferred tax assets:" } } }, "localname": "DeferredTaxAssetsNetAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DeferredTaxAssetsOperatingLossCarryforwards": { "auth_ref": [ "r365", "r380", "r381" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 4.0, "parentTag": "us-gaap_DeferredTaxAssetsNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.", "label": "Deferred Tax Assets, Operating Loss Carryforwards", "terseLabel": "Net operating loss carry forward" } } }, "localname": "DeferredTaxAssetsOperatingLossCarryforwards", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsOther": { "auth_ref": [ "r366", "r380", "r381" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 11.0, "parentTag": "us-gaap_DeferredTaxAssetsNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.", "label": "Deferred Tax Assets, Other", "terseLabel": "Other" } } }, "localname": "DeferredTaxAssetsOther", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities": { "auth_ref": [ "r365", "r380", "r381" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 6.0, "parentTag": "us-gaap_DeferredTaxAssetsNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities.", "label": "Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities", "terseLabel": "Accrued other expenses" } } }, "localname": "DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses": { "auth_ref": [ "r365", "r380", "r381" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 2.0, "parentTag": "us-gaap_DeferredTaxAssetsNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the provision for loan losses.", "label": "Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Provision for Loan Losses", "terseLabel": "Allowance for loan losses" } } }, "localname": "DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsUnrealizedLossesOnTradingSecurities": { "auth_ref": [ "r366", "r380" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 3.0, "parentTag": "us-gaap_DeferredTaxAssetsNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from unrealized losses on trading securities.", "label": "Deferred Tax Assets, Unrealized Losses on Trading Securities", "terseLabel": "Unrealized loss on securities" } } }, "localname": "DeferredTaxAssetsUnrealizedLossesOnTradingSecurities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxLiabilities": { "auth_ref": [ "r369", "r377" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 2.0, "parentTag": "us-gaap_DeferredTaxAssetsLiabilitiesNet", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting.", "label": "Deferred Tax Liabilities, Net", "negatedTotalLabel": "Total deferred tax liability" } } }, "localname": "DeferredTaxLiabilities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates": { "auth_ref": [ "r366", "r380", "r381" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 4.0, "parentTag": "us-gaap_DeferredTaxLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of deferred tax liability attributable to taxable temporary differences from investments in unconsolidated subsidiaries and investments in other affiliates which are not controlled nor consolidated.", "label": "Deferred Tax Liabilities, Investment in Noncontrolled Affiliates", "negatedLabel": "Lease right-of-use asset" } } }, "localname": "DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxLiabilitiesMortgageServicingRights": { "auth_ref": [ "r366", "r380", "r381" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 1.0, "parentTag": "us-gaap_DeferredTaxLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of deferred tax liability attributable to taxable temporary differences from mortgage servicing rights.", "label": "Deferred Tax Liabilities, Mortgage Servicing Rights", "negatedLabel": "Mortgage servicing rights" } } }, "localname": "DeferredTaxLiabilitiesMortgageServicingRights", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxLiabilitiesNetAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Deferred Tax Liabilities, Net [Abstract]", "terseLabel": "Deferred tax liabilities:" } } }, "localname": "DeferredTaxLiabilitiesNetAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DeferredTaxLiabilitiesOther": { "auth_ref": [ "r366", "r380", "r381" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 6.0, "parentTag": "us-gaap_DeferredTaxLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of deferred tax liability attributable to taxable temporary differences classified as other.", "label": "Deferred Tax Liabilities, Other", "negatedLabel": "Other" } } }, "localname": "DeferredTaxLiabilitiesOther", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxLiabilitiesPrepaidExpenses": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 3.0, "parentTag": "us-gaap_DeferredTaxLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of deferred tax consequences attributable to taxable temporary differences derived from prepaid expenses.", "label": "Deferred Tax Liabilities, Prepaid Expenses", "negatedLabel": "Prepaid expenses" } } }, "localname": "DeferredTaxLiabilitiesPrepaidExpenses", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment": { "auth_ref": [ "r366", "r380", "r381" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 2.0, "parentTag": "us-gaap_DeferredTaxLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.", "label": "Deferred Tax Liabilities, Property, Plant and Equipment", "negatedLabel": "Premises and equipment" } } }, "localname": "DeferredTaxLiabilitiesPropertyPlantAndEquipment", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities": { "auth_ref": [ "r366", "r380", "r381" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail": { "order": 5.0, "parentTag": "us-gaap_DeferredTaxLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of deferred tax liability attributable to taxable temporary differences from unrealized gains on trading securities.", "label": "Deferred Tax Liabilities, Unrealized Gains on Trading Securities", "negatedTerseLabel": "Unrealized gain on securities" } } }, "localname": "DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSourcesofDeferredIncomeTaxAssetsandLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedContributionPlanCostRecognized": { "auth_ref": [ "r325" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of cost for defined contribution plan.", "label": "Defined Contribution Plan, Cost", "terseLabel": "Expense for the period" } } }, "localname": "DefinedContributionPlanCostRecognized", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BenefitPlansAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.", "label": "Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay", "terseLabel": "Contribution equivalent to the company's common stock" } } }, "localname": "DefinedContributionPlanEmployerMatchingContributionPercent", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BenefitPlansAdditionalInformationDetail" ], "xbrltype": "percentItemType" }, "us-gaap_DepositAccountMember": { "auth_ref": [ "r313" ], "lang": { "en-US": { "role": { "documentation": "Bank account at depository institution allowing money to be withdrawn or deposited by account holder.", "label": "Deposit Account [Member]", "terseLabel": "Service charges on deposit accounts" } } }, "localname": "DepositAccountMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "domainItemType" }, "us-gaap_DepositLiabilitiesDisclosuresTextBlock": { "auth_ref": [ "r556", "r590" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for deposit liabilities including data and tables. It may include a description of the entity's deposit liabilities, the aggregate amount of time deposits (including certificates of deposit) in denominations of $100,000 or more at the balance sheet date; the aggregate amount of any demand deposits that have been reclassified as loan balances, such as overdrafts, at the balance sheet date; deposits that are received on terms other than those in the normal course of business, the amount of accrued interest on deposit liabilities; securities, mortgage loans or other financial instruments that serve as collateral for deposits; for time deposits having a remaining term of more than one year, the aggregate amount of maturities for each of the five years following the balance sheet date; and the weighted average interest rate for all deposit liabilities held by the entity.", "label": "Deposit Liabilities Disclosures [Text Block]", "terseLabel": "DEPOSITS" } } }, "localname": "DepositLiabilitiesDisclosuresTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DEPOSITS" ], "xbrltype": "textBlockItemType" }, "us-gaap_DepositLiabilitiesReclassifiedAsLoansReceivable1": { "auth_ref": [ "r589" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of deposits held by the entity that have been reclassified as loan balances receivable, for example, but not limited to, overdrafts receivable.", "label": "Deposit Liabilities Reclassified as Loans Receivable", "terseLabel": "Deposit accounts in overdraft status reclassified to loans" } } }, "localname": "DepositLiabilitiesReclassifiedAsLoansReceivable1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DepositLiabilitiesTypeTableTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of type of deposit liability.", "label": "Deposit Liabilities, Type [Table Text Block]", "terseLabel": "Schedule of Maturities of Time Deposits" } } }, "localname": "DepositLiabilitiesTypeTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_Deposits": { "auth_ref": [ "r556" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 1.0, "parentTag": "us-gaap_Liabilities", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/DepositsScheduleofCompositionofDepositsDetails": { "order": null, "parentTag": null, "root": true, "weight": null } }, "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": "Deposits", "totalLabel": "Total deposits" } } }, "localname": "Deposits", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/DepositsScheduleofCompositionofDepositsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_DepositsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Deposits [Abstract]", "terseLabel": "Deposits" } } }, "localname": "DepositsAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "stringItemType" }, "us-gaap_DepositsFairValueDisclosure": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Fair value portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits.", "label": "Deposits, Fair Value Disclosure", "terseLabel": "Deposits" } } }, "localname": "DepositsFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DepositsRetail": { "auth_ref": [ "r556" ], "calculation": { "http://www.franklinsynergybank.com/role/DepositsScheduleofCompositionofDepositsDetails": { "order": 1.0, "parentTag": "us-gaap_Deposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The aggregate amount of all retail deposit accounts including demand accounts, savings accounts, and certificates of deposit.", "label": "Deposits, Retail", "terseLabel": "Retail" } } }, "localname": "DepositsRetail", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsScheduleofCompositionofDepositsDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_DepreciationDepletionAndAmortization": { "auth_ref": [ "r91", "r152" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 2.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.", "label": "Depreciation, Depletion and Amortization", "terseLabel": "Depreciation and amortization on premises and equipment" } } }, "localname": "DepreciationDepletionAndAmortization", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesNarrativeDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_DerivativeAssets": { "auth_ref": [ "r36", "r38", "r479" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.", "label": "Derivative Asset", "terseLabel": "Derivative assets" } } }, "localname": "DerivativeAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesAdditionalInformationNarrativeDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_DerivativeAverageFixedInterestRate": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Average fixed interest rate related to the group of interest rate derivatives.", "label": "Derivative, Average Fixed Interest Rate", "terseLabel": "Weighted Average Pay Rate" } } }, "localname": "DerivativeAverageFixedInterestRate", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsFairValueHedgeDetails" ], "xbrltype": "percentItemType" }, "us-gaap_DerivativeAverageRemainingMaturity1": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Average remaining period until maturity of the derivative contract, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.", "label": "Derivative, Average Remaining Maturity", "terseLabel": "Weighted Average Remaining Maturity (In Years)" } } }, "localname": "DerivativeAverageRemainingMaturity1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsFairValueHedgeDetails" ], "xbrltype": "durationItemType" }, "us-gaap_DerivativeContractTypeDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Financial instrument or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.", "label": "Derivative Contract [Domain]", "terseLabel": "Derivative Contract" } } }, "localname": "DerivativeContractTypeDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossFairValueHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesSummaryofAmountandFairValueofMortgageBankingDerivativesIncludedinConsolidatedBalanceSheetDetail", "http://www.franklinsynergybank.com/role/DerivativesSummaryofNetGainsLossesRelatingtoFreeStandingDerivativeInstrumentsUsedforRiskManagementDetail" ], "xbrltype": "domainItemType" }, "us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral": { "auth_ref": [ "r36", "r38", "r41", "r457" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value, after offset of derivative liability, of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, before offset against an obligation to return collateral under a master netting arrangement. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.", "label": "Derivative Asset, Fair Value, Amount Not Offset Against Collateral", "terseLabel": "Other assets" } } }, "localname": "DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral": { "auth_ref": [ "r37", "r39", "r456" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Fair value, after effects of master netting arrangements, of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset offset against the right to receive collateral. Includes liabilities not subject to a master netting arrangement and not elected to be offset.", "label": "Derivative Liability, Fair Value, Amount Offset Against Collateral", "terseLabel": "Other liabilities" } } }, "localname": "DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DerivativeFairValueOfDerivativeNet": { "auth_ref": [ "r479" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value of the assets less the liabilities of a derivative or group of derivatives.", "label": "Derivative, Fair Value, Net", "terseLabel": "Fair Value" } } }, "localname": "DerivativeFairValueOfDerivativeNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesSummaryofAmountandFairValueofMortgageBankingDerivativesIncludedinConsolidatedBalanceSheetDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DerivativeGainLossOnDerivativeNet": { "auth_ref": [ "r434" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.", "label": "Derivative, Gain (Loss) on Derivative, Net", "terseLabel": "Derivative instruments" } } }, "localname": "DerivativeGainLossOnDerivativeNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesSummaryofNetGainsLossesRelatingtoFreeStandingDerivativeInstrumentsUsedforRiskManagementDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DerivativeInstrumentRiskAxis": { "auth_ref": [ "r433", "r437", "r445", "r449" ], "lang": { "en-US": { "role": { "documentation": "Information by type of derivative contract.", "label": "Derivative Instrument [Axis]", "terseLabel": "Derivative Instrument" } } }, "localname": "DerivativeInstrumentRiskAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossFairValueHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesSummaryofAmountandFairValueofMortgageBankingDerivativesIncludedinConsolidatedBalanceSheetDetail", "http://www.franklinsynergybank.com/role/DerivativesSummaryofNetGainsLossesRelatingtoFreeStandingDerivativeInstrumentsUsedforRiskManagementDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Derivative Instruments and Hedging Activities Disclosure [Abstract]" } } }, "localname": "DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock": { "auth_ref": [ "r465" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for derivative instruments and hedging activities including, but not limited to, risk management strategies, non-hedging derivative instruments, assets, liabilities, revenue and expenses, and methodologies and assumptions used in determining the amounts.", "label": "Derivative Instruments and Hedging Activities Disclosure [Text Block]", "terseLabel": "DERIVATIVES" } } }, "localname": "DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DERIVATIVES" ], "xbrltype": "textBlockItemType" }, "us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Derivative Instruments and Hedging Activities Disclosures [Line Items]", "terseLabel": "Derivative Instruments and Hedging Activities Disclosures [Line Items]" } } }, "localname": "DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativesInstrumentsStatementsofFinancialPerformanceandFinancialPositionLocationFairValueHedgeDetails" ], "xbrltype": "stringItemType" }, "us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about derivatives and hedging activities.", "label": "Derivative Instruments and Hedging Activities Disclosures [Table]", "terseLabel": "Derivative Instruments and Hedging Activities Disclosures [Table]" } } }, "localname": "DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativesInstrumentsStatementsofFinancialPerformanceandFinancialPositionLocationFairValueHedgeDetails" ], "xbrltype": "stringItemType" }, "us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable": { "auth_ref": [ "r430", "r433", "r445", "r449", "r450", "r459", "r464" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments.", "label": "Derivative Instruments, Gain (Loss) [Table]", "terseLabel": "Derivative Instruments, Gain (Loss) [Table]" } } }, "localname": "DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossFairValueHedgeDetails" ], "xbrltype": "stringItemType" }, "us-gaap_DerivativeInstrumentsGainLossLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Derivative Instruments, Gain (Loss) [Line Items]", "terseLabel": "Derivative Instruments, Gain (Loss) [Line Items]" } } }, "localname": "DerivativeInstrumentsGainLossLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossFairValueHedgeDetails" ], "xbrltype": "stringItemType" }, "us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet": { "auth_ref": [ "r444", "r446" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.", "label": "Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net", "terseLabel": "Amount of Loss Recognized in Income" } } }, "localname": "DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossFairValueHedgeDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_DerivativeLiabilities": { "auth_ref": [ "r36", "r38", "r479" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.", "label": "Derivative Liability", "terseLabel": "Estimated Fair Value" } } }, "localname": "DerivativeLiabilities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesAdditionalInformationNarrativeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsFairValueHedgeDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_DerivativeLiabilityNotionalAmount": { "auth_ref": [ "r424", "r425", "r427" ], "lang": { "en-US": { "role": { "documentation": "Nominal or face amount used to calculate payments on the derivative liability.", "label": "Derivative Liability, Notional Amount", "terseLabel": "Notional Amount", "verboseLabel": "Notional amount" } } }, "localname": "DerivativeLiabilityNotionalAmount", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesAdditionalInformationNarrativeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsFairValueHedgeDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_DerivativeLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Derivative [Line Items]", "terseLabel": "Derivative [Line Items]" } } }, "localname": "DerivativeLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesAdditionalInformationNarrativeDetails", "http://www.franklinsynergybank.com/role/DerivativesSummaryofNetGainsLossesRelatingtoFreeStandingDerivativeInstrumentsUsedforRiskManagementDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DerivativeNotionalAmount": { "auth_ref": [ "r425", "r427" ], "lang": { "en-US": { "role": { "documentation": "Nominal or face amount used to calculate payment on derivative.", "label": "Derivative, Notional Amount", "terseLabel": "Notional Amount" } } }, "localname": "DerivativeNotionalAmount", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesSummaryofAmountandFairValueofMortgageBankingDerivativesIncludedinConsolidatedBalanceSheetDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DerivativeTable": { "auth_ref": [ "r114", "r423", "r426", "r427", "r430", "r431", "r439", "r445", "r454", "r458", "r464" ], "lang": { "en-US": { "role": { "documentation": "Schedule that describes and identifies a derivative or group of derivatives on a disaggregated basis, such as for individual instruments, or small groups of similar instruments. May include a combination of the type of instrument, risks being hedged, notional amount, hedge designation, related hedged item, inception date, maturity date, or other relevant item.", "label": "Derivative [Table]", "terseLabel": "Derivative [Table]" } } }, "localname": "DerivativeTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesAdditionalInformationNarrativeDetails", "http://www.franklinsynergybank.com/role/DerivativesSummaryofNetGainsLossesRelatingtoFreeStandingDerivativeInstrumentsUsedforRiskManagementDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DerivativesFairValueLineItems": { "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": "Derivatives, Fair Value [Line Items]", "terseLabel": "Derivatives, Fair Value [Line Items]" } } }, "localname": "DerivativesFairValueLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsFairValueHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesSummaryofAmountandFairValueofMortgageBankingDerivativesIncludedinConsolidatedBalanceSheetDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DerivativesPolicyTextBlock": { "auth_ref": [ "r103", "r115", "r423", "r426", "r430", "r431", "r455" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for its derivative instruments and hedging activities.", "label": "Derivatives, Policy [Policy Text Block]", "terseLabel": "Derivatives" } } }, "localname": "DerivativesPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Share-based Payment Arrangement [Abstract]", "terseLabel": "Disclosure of Compensation Related Costs, Share-based Payments [Abstract]" } } }, "localname": "DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_DividendIncomeOperating": { "auth_ref": [ "r576" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 4.0, "parentTag": "us-gaap_InterestAndDividendIncomeOperating", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of operating dividend income on securities.", "label": "Dividend Income, Operating", "terseLabel": "Dividends on restricted equity securities" } } }, "localname": "DividendIncomeOperating", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_DividendsCommonStockCash": { "auth_ref": [ "r308" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.", "label": "Dividends, Common Stock, Cash", "negatedLabel": "Cash dividends - Common stock ($0.18 per share)" } } }, "localname": "DividendsCommonStockCash", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "monetaryItemType" }, "us-gaap_EarningsPerShareAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Earnings Per Share [Abstract]", "terseLabel": "Earnings per share:" } } }, "localname": "EarningsPerShareAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "stringItemType" }, "us-gaap_EarningsPerShareBasic": { "auth_ref": [ "r63", "r120", "r125", "r130", "r134", "r135", "r139", "r566", "r618" ], "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", "netLabel": "Earnings per share, basic (in dollars per share)", "terseLabel": "Basic (in dollars per share)", "verboseLabel": "Basic earnings per common share (in dollars per share)" } } }, "localname": "EarningsPerShareBasic", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME", "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail", "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedSummaryofSelectedConsolidatedQuarterlyFinancialDataDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_EarningsPerShareBasicAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Earnings Per Share, Basic [Abstract]", "terseLabel": "Basic" } } }, "localname": "EarningsPerShareBasicAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail" ], "xbrltype": "stringItemType" }, "us-gaap_EarningsPerShareDiluted": { "auth_ref": [ "r63", "r120", "r125", "r130", "r134", "r135", "r139", "r566", "r618" ], "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", "netLabel": "Earnings per share, diluted (in dollars per share)", "terseLabel": "Diluted (in dollars per share)", "verboseLabel": "Dilutive earnings per common share (in shares)" } } }, "localname": "EarningsPerShareDiluted", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME", "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail", "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedSummaryofSelectedConsolidatedQuarterlyFinancialDataDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_EarningsPerShareDilutedAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Earnings Per Share, Diluted [Abstract]", "terseLabel": "Diluted" } } }, "localname": "EarningsPerShareDilutedAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail" ], "xbrltype": "stringItemType" }, "us-gaap_EarningsPerSharePolicyTextBlock": { "auth_ref": [ "r103", "r136", "r137", "r138" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for computing basic and diluted earnings or loss per share for each class of common stock and participating security. Addresses all significant policy factors, including any antidilutive items that have been excluded from the computation and takes into account stock dividends, splits and reverse splits that occur after the balance sheet date of the latest reporting period but before the issuance of the financial statements.", "label": "Earnings Per Share, Policy [Policy Text Block]", "terseLabel": "Earnings Per Common Share" } } }, "localname": "EarningsPerSharePolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_EarningsPerShareProFormaAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Earnings Per Share, Pro Forma [Abstract]", "terseLabel": "Earnings per share \u2013 pro forma:" } } }, "localname": "EarningsPerShareProFormaAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofProformaInformationofBusinessAcquiredDetail" ], "xbrltype": "stringItemType" }, "us-gaap_EarningsPerShareTextBlock": { "auth_ref": [ "r140" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for earnings per share.", "label": "Earnings Per Share [Text Block]", "terseLabel": "EARNINGS PER SHARE" } } }, "localname": "EarningsPerShareTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EARNINGSPERSHARE" ], "xbrltype": "textBlockItemType" }, "us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate": { "auth_ref": [ "r370", "r371", "r385" ], "lang": { "en-US": { "role": { "documentation": "Percentage of domestic federal statutory tax rate applicable to pretax income (loss).", "label": "Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent", "terseLabel": "Statutory federal income tax rate" } } }, "localname": "EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesAdditionalInformationDetail" ], "xbrltype": "percentItemType" }, "us-gaap_EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Amount": { "auth_ref": [ "r370" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail": { "order": 9.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations, attributable to Tax Cuts and Jobs Act.", "label": "Effective Income Tax Rate Reconciliation, Tax Cuts and Jobs Act, Amount", "terseLabel": "Effective of statutory rate changes enacted" } } }, "localname": "EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Amount", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized": { "auth_ref": [ "r358" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of cost not yet recognized for nonvested award under share-based payment arrangement.", "label": "Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount", "terseLabel": "Unrecognized compensation cost, nonvested stock options" } } }, "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1": { "auth_ref": [ "r358" ], "lang": { "en-US": { "role": { "documentation": "Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.", "label": "Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition", "terseLabel": "Unrecognized compensation cost, period of recognition" } } }, "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "durationItemType" }, "us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense": { "auth_ref": [ "r357" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of tax benefit for recognition of expense of award under share-based payment arrangement.", "label": "Share-based Payment Arrangement, Expense, Tax Benefit", "terseLabel": "Excess tax benefit related to vesting of restricted stock and exercise of stock options" } } }, "localname": "EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions": { "auth_ref": [ "r360" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of tax benefit from exercise of option under share-based payment arrangement.", "label": "Share-based Payment Arrangement, Exercise of Option, Tax Benefit", "verboseLabel": "Tax benefit realized from option exercises" } } }, "localname": "EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofStockOptionsExercisedDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_EmployeeStockOptionMember": { "auth_ref": [ "r356" ], "lang": { "en-US": { "role": { "documentation": "Share-based payment arrangement granting right, subject to vesting and other restrictions, to purchase or sell certain number of shares at predetermined price for specified period of time.", "label": "Share-based Payment Arrangement, Option [Member]", "terseLabel": "Stock Option" } } }, "localname": "EmployeeStockOptionMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_EquityComponentDomain": { "auth_ref": [ "r301" ], "lang": { "en-US": { "role": { "documentation": "Components of equity are the parts of the total Equity balance including that which is allocated to common, preferred, treasury stock, retained earnings, etc.", "label": "Equity Component [Domain]", "terseLabel": "Equity Component [Domain]" } } }, "localname": "EquityComponentDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITYParenthetical" ], "xbrltype": "domainItemType" }, "us-gaap_EscrowDeposit": { "auth_ref": [ "r555" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy.", "label": "Escrow Deposit", "terseLabel": "Escrow balances maintained" } } }, "localname": "EscrowDeposit", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoanServicingAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_EstimateOfFairValueFairValueDisclosureMember": { "auth_ref": [ "r479" ], "lang": { "en-US": { "role": { "documentation": "Measured as an estimate of fair value.", "label": "Estimate of Fair Value Measurement [Member]", "terseLabel": "Fair Value" } } }, "localname": "EstimateOfFairValueFairValueDisclosureMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail", "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities": { "auth_ref": [ "r363" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 10.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of cash outflow for realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.", "label": "Excess Tax Benefit from Share-based Compensation, Operating Activities", "negatedLabel": "Excess tax benefit related to share-based compensation" } } }, "localname": "ExcessTaxBenefitFromShareBasedCompensationOperatingActivities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]", "terseLabel": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]" } } }, "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable": { "auth_ref": [ "r466", "r467", "r468", "r473" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about asset and liability measured at fair value on recurring and nonrecurring basis.", "label": "Fair Value, Recurring and Nonrecurring [Table]", "terseLabel": "Fair Value Measurements, Recurring and Nonrecurring [Table]" } } }, "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock": { "auth_ref": [ "r466", "r467" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of assets measured at fair value measured on a recurring or nonrecurring basis. Includes, but is not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2.", "label": "Fair Value, Assets Measured on Recurring and Nonrecurring Basis [Table Text Block]", "terseLabel": "Fair Value, Assets Measured on Recurring and Nonrecurring Basis" } } }, "localname": "FairValueAssetsMeasuredOnRecurringAndNonrecurringBasisTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]", "terseLabel": "Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]" } } }, "localname": "FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueByBalanceSheetGroupingTable": { "auth_ref": [ "r466", "r480", "r481" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.", "label": "Fair Value, by Balance Sheet Grouping [Table]", "terseLabel": "Fair Value, by Balance Sheet Grouping [Table]" } } }, "localname": "FairValueByBalanceSheetGroupingTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueByBalanceSheetGroupingTextBlock": { "auth_ref": [ "r466", "r480" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.", "label": "Fair Value, by Balance Sheet Grouping [Table Text Block]", "terseLabel": "Carrying Amount and Estimated Fair Value of Financial Instruments" } } }, "localname": "FairValueByBalanceSheetGroupingTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_FairValueByFairValueHierarchyLevelAxis": { "auth_ref": [ "r319", "r320", "r324", "r467", "r519" ], "lang": { "en-US": { "role": { "documentation": "Information by level within fair value hierarchy and fair value measured at net asset value per share as practical expedient.", "label": "Fair Value Hierarchy and NAV [Axis]", "terseLabel": "Fair Value Hierarchy and NAV" } } }, "localname": "FairValueByFairValueHierarchyLevelAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueByMeasurementBasisAxis": { "auth_ref": [ "r466", "r474" ], "lang": { "en-US": { "role": { "documentation": "Information by measurement basis.", "label": "Measurement Basis [Axis]", "terseLabel": "Measurement Basis" } } }, "localname": "FairValueByMeasurementBasisAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail", "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueByMeasurementFrequencyAxis": { "auth_ref": [ "r466", "r467", "r469", "r470", "r475" ], "lang": { "en-US": { "role": { "documentation": "Information by measurement frequency.", "label": "Measurement Frequency [Axis]", "terseLabel": "Measurement Frequency" } } }, "localname": "FairValueByMeasurementFrequencyAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueDisclosureItemAmountsDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Measurement basis, for example, but not limited to, reported value, fair value, portion at fair value, portion at other than fair value.", "label": "Fair Value Measurement [Domain]", "terseLabel": "Fair Value Measurement" } } }, "localname": "FairValueDisclosureItemAmountsDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail", "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueDisclosuresAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Fair Value Disclosures [Abstract]" } } }, "localname": "FairValueDisclosuresAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_FairValueDisclosuresTextBlock": { "auth_ref": [ "r472" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments as well as disclosures related to the fair value of non-financial assets and liabilities. Such disclosures about the financial instruments, assets, and liabilities would include: (1) the fair value of the required items together with their carrying amounts (as appropriate); (2) for items for which it is not practicable to estimate fair value, disclosure would include: (a) information pertinent to estimating fair value (including, carrying amount, effective interest rate, and maturity, and (b) the reasons why it is not practicable to estimate fair value; (3) significant concentrations of credit risk including: (a) information about the activity, region, or economic characteristics identifying a concentration, (b) the maximum amount of loss the entity is exposed to based on the gross fair value of the related item, (c) policy for requiring collateral or other security and information as to accessing such collateral or security, and (d) the nature and brief description of such collateral or security; (4) quantitative information about market risks and how such risks are managed; (5) for items measured on both a recurring and nonrecurring basis information regarding the inputs used to develop the fair value measurement; and (6) for items presented in the financial statement for which fair value measurement is elected: (a) information necessary to understand the reasons for the election, (b) discussion of the effect of fair value changes on earnings, (c) a description of [similar groups] items for which the election is made and the relation thereof to the balance sheet, the aggregate carrying value of items included in the balance sheet that are not eligible for the election; (7) all other required (as defined) and desired information.", "label": "Fair Value Disclosures [Text Block]", "terseLabel": "FAIR VALUE" } } }, "localname": "FairValueDisclosuresTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FAIRVALUE" ], "xbrltype": "textBlockItemType" }, "us-gaap_FairValueHedgingMember": { "auth_ref": [ "r428" ], "lang": { "en-US": { "role": { "documentation": "A hedge of the exposure to changes in the fair value of a recognized asset or liability, or of an unrecognized firm commitment, that are attributable to a particular risk.", "label": "Fair Value Hedging [Member]", "terseLabel": "Fair Value Hedging" } } }, "localname": "FairValueHedgingMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossFairValueHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsFairValueHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativesInstrumentsStatementsofFinancialPerformanceandFinancialPositionLocationFairValueHedgeDetails" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueInputsLevel1Member": { "auth_ref": [ "r319", "r320", "r324", "r467", "r520" ], "lang": { "en-US": { "role": { "documentation": "Quoted prices in active markets for identical assets or liabilities that the reporting entity can access at the measurement date.", "label": "Fair Value, Inputs, Level 1 [Member]", "terseLabel": "Quoted\u00a0Prices in\u00a0Active Markets\u00a0for Identical\u00a0Assets (Level 1)", "verboseLabel": "Level 1" } } }, "localname": "FairValueInputsLevel1Member", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueInputsLevel2Member": { "auth_ref": [ "r319", "r320", "r324", "r467", "r521" ], "lang": { "en-US": { "role": { "documentation": "Inputs other than quoted prices included within level 1 that are observable for an asset or liability, either directly or indirectly, including, but not limited to, quoted prices for similar assets or liabilities in active markets, or quoted prices for identical or similar assets or liabilities in inactive markets.", "label": "Fair Value, Inputs, Level 2 [Member]", "terseLabel": "Significant Other Observable Inputs (Level 2)", "verboseLabel": "Level 2" } } }, "localname": "FairValueInputsLevel2Member", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueInputsLevel3Member": { "auth_ref": [ "r319", "r320", "r324", "r467", "r522" ], "lang": { "en-US": { "role": { "documentation": "Unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.", "label": "Fair Value, Inputs, Level 3 [Member]", "terseLabel": "Significant Unobservable Inputs (Level 3)", "verboseLabel": "Level 3" } } }, "localname": "FairValueInputsLevel3Member", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisSubordinatedDebtObligations": { "auth_ref": [ "r466", "r467" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Fair value of subordinated debt obligations including, but not limited to, subordinated loan, subordinated bond, subordinated debenture or junior debt.", "label": "Subordinated Debt Obligations, Fair Value Disclosure", "terseLabel": "Subordinated notes" } } }, "localname": "FairValueLiabilitiesMeasuredOnRecurringBasisSubordinatedDebtObligations", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FairValueMeasurementFrequencyDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Measurement frequency.", "label": "Measurement Frequency [Domain]", "terseLabel": "Fair Value, Measurement Frequency" } } }, "localname": "FairValueMeasurementFrequencyDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueMeasurementsFairValueHierarchyDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Categories used to prioritize the inputs to valuation techniques to measure fair value.", "label": "Fair Value Hierarchy and NAV [Domain]", "terseLabel": "Fair Value Hierarchy and NAV" } } }, "localname": "FairValueMeasurementsFairValueHierarchyDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueMeasurementsNonrecurringMember": { "auth_ref": [ "r466", "r467", "r469", "r470", "r471", "r475" ], "lang": { "en-US": { "role": { "documentation": "Infrequent fair value measurement. Includes, but is not limited to, fair value adjustment for impairment of asset, liability or equity, not frequently measured at fair value.", "label": "Fair Value, Nonrecurring [Member]", "terseLabel": "Fair Value, Nonrecurring [Member]" } } }, "localname": "FairValueMeasurementsNonrecurringMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueMeasurementsRecurringMember": { "auth_ref": [ "r472", "r475" ], "lang": { "en-US": { "role": { "documentation": "Frequent fair value measurement. Includes, but is not limited to, fair value adjustment for impairment of asset, liability or equity, frequently measured at fair value.", "label": "Fair Value, Recurring [Member]", "terseLabel": "Fair Value, Measurements, Recurring" } } }, "localname": "FairValueMeasurementsRecurringMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueOfFinancialInstrumentsPolicy": { "auth_ref": [ "r103", "r476", "r478" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for determining the fair value of financial instruments.", "label": "Fair Value of Financial Instruments, Policy [Policy Text Block]", "terseLabel": "Fair Value of Financial Instruments" } } }, "localname": "FairValueOfFinancialInstrumentsPolicy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]", "terseLabel": "Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]" } } }, "localname": "FairValueOffBalanceSheetRisksDisclosureInformationLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesSummaryofContractualAmountsofFinancialInstrumentswithOffBalanceSheetRiskDetails" ], "xbrltype": "stringItemType" }, "us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable": { "auth_ref": [ "r432", "r439", "r459" ], "lang": { "en-US": { "role": { "documentation": "Schedule that discloses the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position.", "label": "Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]", "terseLabel": "Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]" } } }, "localname": "FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsFairValueHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesSummaryofAmountandFairValueofMortgageBankingDerivativesIncludedinConsolidatedBalanceSheetDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FederalDepositInsuranceCorporationPremiumExpense": { "auth_ref": [ "r575" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 3.0, "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": "Federal Deposit Insurance Corporation Premium Expense", "terseLabel": "FDIC assessment expense" } } }, "localname": "FederalDepositInsuranceCorporationPremiumExpense", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_FederalFundsPurchased": { "auth_ref": [ "r557" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of short term borrowing where a bank borrows, at the federal funds rate, from another bank.", "label": "Federal Funds Purchased", "terseLabel": "Outstanding federal funds purchased" } } }, "localname": "FederalFundsPurchased", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FederalFundsPurchasedMember": { "auth_ref": [ "r558" ], "lang": { "en-US": { "role": { "documentation": "Short term borrowing where a bank borrows, at the federal funds rate, from another bank.", "label": "Federal Funds Purchased [Member]", "terseLabel": "Federal Funds Purchased" } } }, "localname": "FederalFundsPurchasedMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable": { "auth_ref": [ "r27", "r558", "r591" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of maximum advances or credit lines available from the Federal Home Loan Bank (FHLB).", "label": "Federal Home Loan Bank, Advances, General Debt Obligations, Maximum Amount Available", "terseLabel": "Federal home loan bank, advances, maximum amount available" } } }, "localname": "FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/FederalHomeLoanBankAdvancesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FederalHomeLoanBankAdvancesMaturitiesSummaryInNextRollingTwelveMonths": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Par amount of advances made and reported by Federal Home Loan Bank (FHLBank) maturing in the next rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "label": "Federal Home Loan Bank, Advances, Maturities Summary, in Next Rolling Twelve Months", "terseLabel": "2020" } } }, "localname": "FederalHomeLoanBankAdvancesMaturitiesSummaryInNextRollingTwelveMonths", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalHomeLoanBankAdvancesScheduleofMaturitiesofAdvancesandInterestRatesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FederalHomeLoanBankAdvancesMaturityRollingYearParValueAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Federal Home Loan Bank, Advances, Maturity, Rolling Year, Par Value [Abstract]", "terseLabel": "Scheduled Maturities" } } }, "localname": "FederalHomeLoanBankAdvancesMaturityRollingYearParValueAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalHomeLoanBankAdvancesScheduleofMaturitiesofAdvancesandInterestRatesDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FederalHomeLoanBankAdvancesTableTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of advances made and reported by Federal Home Loan Bank (FHLBank).", "label": "Federal Home Loan Bank, Advances [Table Text Block]", "terseLabel": "Schedule of Maturities of Advances and Interest Rates" } } }, "localname": "FederalHomeLoanBankAdvancesTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalHomeLoanBankAdvancesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_FederalHomeLoanBankAdvancesTextBlock": { "auth_ref": [ "r607" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure of advances made and reported by Federal Home Loan Bank (FHLBank).", "label": "Federal Home Loan Bank, Advances [Text Block]", "terseLabel": "FEDERAL HOME LOAN BANK ADVANCES" } } }, "localname": "FederalHomeLoanBankAdvancesTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FEDERALHOMELOANBANKADVANCES" ], "xbrltype": "textBlockItemType" }, "us-gaap_FederalHomeLoanBankAdvancesWeightedAverageInterestRateMaturingInNextTwelveRollingMonths": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Weighted average interest rate on advances made and reported by Federal Home Loan Bank (FHLBank) maturing in the next rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "label": "Federal Home Loan Bank, Advances, Weighted Average Interest Rate, Maturing in Next Twelve Rolling Months", "terseLabel": "2020" } } }, "localname": "FederalHomeLoanBankAdvancesWeightedAverageInterestRateMaturingInNextTwelveRollingMonths", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalHomeLoanBankAdvancesScheduleofMaturitiesofAdvancesandInterestRatesDetail" ], "xbrltype": "percentItemType" }, "us-gaap_FederalHomeLoanBankAdvancesWeightedAverageInterestRateRollingYearAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Federal Home Loan Bank, Advances, Weighted Average Interest Rate, Rolling Year [Abstract]", "terseLabel": "Weighted Average Rates" } } }, "localname": "FederalHomeLoanBankAdvancesWeightedAverageInterestRateRollingYearAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalHomeLoanBankAdvancesScheduleofMaturitiesofAdvancesandInterestRatesDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure": { "auth_ref": [ "r558" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Fair value portion of borrowing from Federal Home Loan Bank (FHLBank).", "label": "Federal Home Loan Bank Borrowings, Fair Value Disclosure", "terseLabel": "Federal Home Loan Bank advances" } } }, "localname": "FederalHomeLoanBankBorrowingsFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FederalHomeLoanBankStockAndFederalReserveBankStock": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 7.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of Federal Home Loan Bank (FHLB) and Federal Reserve Bank stock.", "label": "Federal Home Loan Bank Stock and Federal Reserve Bank Stock", "terseLabel": "Restricted equity securities, at cost" } } }, "localname": "FederalHomeLoanBankStockAndFederalReserveBankStock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_FederalHomeLoanBanksAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Federal Home Loan Banks [Abstract]", "terseLabel": "Federal Home Loan Banks [Abstract]" } } }, "localname": "FederalHomeLoanBanksAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_FeesAndCommissionsMortgageBankingAndServicing": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 4.0, "parentTag": "us-gaap_NoninterestIncome", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Income from mortgage banking activities (fees and commissions) and servicing real estate mortgages, credit cards, and other financial assets held by others net of any related impairment of capitalized service costs. Also includes any premiums received in lieu of regular servicing fees on such loans only as earned over the life of the loans.", "label": "Fees and Commissions, Mortgage Banking and Servicing", "terseLabel": "Loan servicing fees" } } }, "localname": "FeesAndCommissionsMortgageBankingAndServicing", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseInterestExpense": { "auth_ref": [ "r493", "r499", "r508" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails": { "order": 1.0, "parentTag": "us-gaap_LeaseCost", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of interest expense on finance lease liability.", "label": "Finance Lease, Interest Expense", "terseLabel": "Interest on lease liabilities" } } }, "localname": "FinanceLeaseInterestExpense", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseInterestPaymentOnLiability": { "auth_ref": [ "r496", "r503" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of interest paid on finance lease liability.", "label": "Finance Lease, Interest Payment on Liability", "terseLabel": "Operating cash flows from finance leases" } } }, "localname": "FinanceLeaseInterestPaymentOnLiability", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesSupplementalCashFlowInformationRelatedtoLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiability": { "auth_ref": [ "r492", "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails_1": { "order": 2.0, "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Present value of lessee's discounted obligation for lease payments from finance lease.", "label": "Finance Lease, Liability", "terseLabel": "Finance lease", "verboseLabel": "Net lease liabilities" } } }, "localname": "FinanceLeaseLiability", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails", "http://www.franklinsynergybank.com/role/LeasesSummaryofConsolidatedStatementsofConditionClassificationofROUAssetsandLeaseLiabilitiesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityMaturityTableTextBlock": { "auth_ref": [ "r507" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of undiscounted cash flows of finance lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to finance lease liability recognized in statement of financial position.", "label": "Finance Lease, Liability, Maturity [Table Text Block]", "terseLabel": "Finance Lease Maturity" } } }, "localname": "FinanceLeaseLiabilityMaturityTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_FinanceLeaseLiabilityPaymentsDue": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails_1": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for finance lease.", "label": "Finance Lease, Liability, Payment, Due", "totalLabel": "Total undiscounted lease payments(1)" } } }, "localname": "FinanceLeaseLiabilityPaymentsDue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails": { "order": 6.0, "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for finance lease, due after fifth fiscal year following latest fiscal year.", "label": "Finance Lease, Liability, Payments, Due after Year Five", "terseLabel": "Thereafter" } } }, "localname": "FinanceLeaseLiabilityPaymentsDueAfterYearFive", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails": { "order": 1.0, "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for finance lease, due in next fiscal year following latest fiscal year.", "label": "Finance Lease, Liability, Payments, Due Next Twelve Months", "terseLabel": "2020" } } }, "localname": "FinanceLeaseLiabilityPaymentsDueNextTwelveMonths", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails": { "order": 5.0, "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for finance lease, due in fifth fiscal year following latest fiscal year.", "label": "Finance Lease, Liability, Payments, Due Year Five", "terseLabel": "2024" } } }, "localname": "FinanceLeaseLiabilityPaymentsDueYearFive", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails": { "order": 4.0, "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for finance lease, due in fourth fiscal year following latest fiscal year.", "label": "Finance Lease, Liability, Payments, Due Year Four", "terseLabel": "2023" } } }, "localname": "FinanceLeaseLiabilityPaymentsDueYearFour", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails": { "order": 3.0, "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for finance lease, due in third fiscal year following latest fiscal year.", "label": "Finance Lease, Liability, Payments, Due Year Three", "terseLabel": "2022" } } }, "localname": "FinanceLeaseLiabilityPaymentsDueYearThree", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails": { "order": 2.0, "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for finance lease, due in second fiscal year following latest fiscal year.", "label": "Finance Lease, Liability, Payments, Due Year Two", "terseLabel": "2021" } } }, "localname": "FinanceLeaseLiabilityPaymentsDueYearTwo", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails_1": { "order": 1.0, "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for finance lease.", "label": "Finance Lease, Liability, Undiscounted Excess Amount", "negatedLabel": "Less: imputed interest" } } }, "localname": "FinanceLeaseLiabilityUndiscountedExcessAmount", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeasePrincipalPayments": { "auth_ref": [ "r495", "r503" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of cash outflow for principal payment on finance lease.", "label": "Finance Lease, Principal Payments", "terseLabel": "Financing cash flows from finance lease" } } }, "localname": "FinanceLeasePrincipalPayments", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesSupplementalCashFlowInformationRelatedtoLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseRightOfUseAsset": { "auth_ref": [ "r491" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's right to use underlying asset under finance lease.", "label": "Finance Lease, Right-of-Use Asset", "terseLabel": "Finance lease" } } }, "localname": "FinanceLeaseRightOfUseAsset", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesSummaryofConsolidatedStatementsofConditionClassificationofROUAssetsandLeaseLiabilitiesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseRightOfUseAssetAmortization": { "auth_ref": [ "r493", "r499", "r508" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails": { "order": 2.0, "parentTag": "us-gaap_LeaseCost", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of amortization expense attributable to right-of-use asset from finance lease.", "label": "Finance Lease, Right-of-Use Asset, Amortization", "terseLabel": "Amortization of right-of-use asset" } } }, "localname": "FinanceLeaseRightOfUseAssetAmortization", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent": { "auth_ref": [ "r505", "r508" ], "lang": { "en-US": { "role": { "documentation": "Weighted average discount rate for finance lease calculated at point in time.", "label": "Finance Lease, Weighted Average Discount Rate, Percent", "terseLabel": "Finance lease" } } }, "localname": "FinanceLeaseWeightedAverageDiscountRatePercent", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofWeightedAverageRemainingTermandDiscountedRatesDetails" ], "xbrltype": "percentItemType" }, "us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1": { "auth_ref": [ "r504", "r508" ], "lang": { "en-US": { "role": { "documentation": "Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.", "label": "Finance Lease, Weighted Average Remaining Lease Term", "terseLabel": "Finance lease" } } }, "localname": "FinanceLeaseWeightedAverageRemainingLeaseTerm1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofWeightedAverageRemainingTermandDiscountedRatesDetails" ], "xbrltype": "durationItemType" }, "us-gaap_FinanceLoanAndLeaseReceivablesHeldForInvestmentsForeclosedAssetsPolicy": { "auth_ref": [ "r189" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for foreclosed assets or repossessions.", "label": "Financing Receivable, Held-for-investment, Foreclosed Asset [Policy Text Block]", "terseLabel": "Foreclosed Assets" } } }, "localname": "FinanceLoanAndLeaseReceivablesHeldForInvestmentsForeclosedAssetsPolicy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_FinanceLoanAndLeaseReceivablesHeldForSalePolicy": { "auth_ref": [ "r159", "r176", "r181", "r191" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for financing receivables classified as held-for-sale.", "label": "Financing Receivable, Held-for-sale [Policy Text Block]", "terseLabel": "Loans Held for Sale" } } }, "localname": "FinanceLoanAndLeaseReceivablesHeldForSalePolicy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_FinanceLoansAndLeasesReceivablePolicy": { "auth_ref": [ "r159", "r171", "r176", "r181", "r186", "r192", "r193", "r194" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for financing receivable.", "label": "Financing Receivable [Policy Text Block]", "terseLabel": "Loans" } } }, "localname": "FinanceLoansAndLeasesReceivablePolicy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_FinancialAssetAcquiredWithCreditDeteriorationMember": { "auth_ref": [ "r200" ], "lang": { "en-US": { "role": { "documentation": "Financial asset acquired with deteriorated credit quality.", "label": "Financial Asset Acquired with Credit Deterioration [Member]", "terseLabel": "PCI Loans" } } }, "localname": "FinancialAssetAcquiredWithCreditDeteriorationMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FinancialInstrumentAxis": { "auth_ref": [ "r234", "r240", "r241", "r244", "r246", "r258", "r260", "r261", "r262" ], "lang": { "en-US": { "role": { "documentation": "Information by type of financial instrument.", "label": "Financial Instrument [Axis]", "terseLabel": "Financial Instrument [Axis]" } } }, "localname": "FinancialInstrumentAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesAdditionalInformationNarrativeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossFairValueHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsFairValueHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativesInstrumentsStatementsofFinancialPerformanceandFinancialPositionLocationFairValueHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesSummaryofAmountandFairValueofMortgageBankingDerivativesIncludedinConsolidatedBalanceSheetDetail", "http://www.franklinsynergybank.com/role/DerivativesSummaryofNetGainsLossesRelatingtoFreeStandingDerivativeInstrumentsUsedforRiskManagementDetail", "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesSummaryofContractualAmountsofFinancialInstrumentswithOffBalanceSheetRiskDetails", "http://www.franklinsynergybank.com/role/LoanServicingScheduleofLoansServicedNotReportedasAssetsDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofHTMSecuritiesPortfolioDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail", "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FinancialServiceOtherMember": { "auth_ref": [ "r313" ], "lang": { "en-US": { "role": { "documentation": "Financial assistance, including, but not limited to, management and maintenance of depositor account, credit card, merchant discount, trust, investment and insurance, classified as other.", "label": "Financial Service, Other [Member]", "terseLabel": "Other Service Charges and Fees" } } }, "localname": "FinancialServiceOtherMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "domainItemType" }, "us-gaap_FinancingReceivableAllowanceForCreditLosses": { "auth_ref": [ "r160", "r233", "r235", "r239", "r552" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 2.0, "parentTag": "us-gaap_NotesReceivableNet", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.", "label": "Financing Receivable, Allowance for Credit Loss", "periodEndLabel": "Total ending allowance balance", "periodStartLabel": "Beginning balance", "terseLabel": "Allowance for loan losses", "verboseLabel": "Allowance for loan losses" } } }, "localname": "FinancingReceivableAllowanceForCreditLosses", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/LoansActivityinAllowanceforLoanLossesbyPortfolioSegmentDetail", "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment": { "auth_ref": [ "r164" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail": { "order": 2.0, "parentTag": "us-gaap_LoansAndLeasesReceivableAllowance", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.", "label": "Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment", "terseLabel": "Collectively evaluated for impairment" } } }, "localname": "FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1": { "auth_ref": [ "r164" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail": { "order": 1.0, "parentTag": "us-gaap_LoansAndLeasesReceivableAllowance", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.", "label": "Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment", "terseLabel": "Individually evaluated for impairment" } } }, "localname": "FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Financing Receivable, Allowance for Credit Loss [Line Items]", "terseLabel": "Financing Receivable, Allowance for Credit Losses [Line Items]" } } }, "localname": "FinancingReceivableAllowanceForCreditLossesLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansActivityinAllowanceforLoanLossesbyPortfolioSegmentDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery": { "auth_ref": [ "r163", "r238", "r251", "r552" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of recovery of financing receivables doubtful of collection that were previously charged off.", "label": "Financing Receivable, Allowance for Credit Loss, Recovery", "terseLabel": "Recoveries" } } }, "localname": "FinancingReceivableAllowanceForCreditLossesRecovery", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansActivityinAllowanceforLoanLossesbyPortfolioSegmentDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.", "label": "Financing Receivable, Allowance for Credit Loss [Roll Forward]", "terseLabel": "Financing Receivable, Allowance for Credit Loss [Roll Forward]" } } }, "localname": "FinancingReceivableAllowanceForCreditLossesRollForward", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansActivityinAllowanceforLoanLossesbyPortfolioSegmentDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs": { "auth_ref": [ "r162", "r237", "r251", "r552" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of writeoff of financing receivable, charged against allowance for credit loss.", "label": "Financing Receivable, Allowance for Credit Loss, Writeoff", "negatedLabel": "Loans charged-off" } } }, "localname": "FinancingReceivableAllowanceForCreditLossesWriteOffs", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansActivityinAllowanceforLoanLossesbyPortfolioSegmentDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableBeforeAllowanceForCreditLossAndFee": { "auth_ref": [ "r158", "r245", "r554" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail": { "order": 1.0, "parentTag": "us-gaap_NotesReceivableGross", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount, before allowance for credit loss and fee, of financing receivable. Excludes financing receivable covered under loss sharing agreement.", "label": "Financing Receivable, before Allowance for Credit Loss and Fee", "terseLabel": "Total", "totalLabel": "Total", "verboseLabel": "Loans" } } }, "localname": "FinancingReceivableBeforeAllowanceForCreditLossAndFee", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment": { "auth_ref": [ "r165" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail": { "order": 1.0, "parentTag": "us-gaap_FinancingReceivableBeforeAllowanceForCreditLossAndFee", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The balance of financing receivables that were collectively evaluated for impairment.", "label": "Financing Receivable, Collectively Evaluated for Impairment", "terseLabel": "Collectively evaluated for impairment" } } }, "localname": "FinancingReceivableCollectivelyEvaluatedForImpairment", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock": { "auth_ref": [ "r177", "r246" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of financing receivables by credit quality indicator. The credit quality indicator is a statistic about the credit quality of financing receivables. Examples include, but not limited to, consumer credit risk scores, credit-rating-agency ratings, an entity's internal credit risk grades, loan-to-value ratios, collateral, collection experience and other internal metrics.", "label": "Financing Receivable Credit Quality Indicators [Table Text Block]", "terseLabel": "Summary of Risk Category of Loans by Class of Loans" } } }, "localname": "FinancingReceivableCreditQualityIndicatorsTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_FinancingReceivableDeferredIncome": { "auth_ref": [ "r180", "r190" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail": { "order": 2.0, "parentTag": "us-gaap_NotesReceivableGross", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of fee received for commitment to originate or purchase financing receivable. Excludes financing receivable covered under loss sharing agreement.", "label": "Financing Receivable, Deferred Income", "terseLabel": "Deferred loan fees, net" } } }, "localname": "FinancingReceivableDeferredIncome", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableImpairedLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Financing Receivable, Impaired [Line Items]", "terseLabel": "Allowance for Loan Losses Allocated" } } }, "localname": "FinancingReceivableImpairedLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment": { "auth_ref": [ "r165" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail": { "order": 2.0, "parentTag": "us-gaap_FinancingReceivableBeforeAllowanceForCreditLossAndFee", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The balance of financing receivables that were individually evaluated for impairment.", "label": "Financing Receivable, Individually Evaluated for Impairment", "terseLabel": "Individually evaluated for impairment" } } }, "localname": "FinancingReceivableIndividuallyEvaluatedForImpairment", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableModificationsNumberOfContracts2": { "auth_ref": [ "r179" ], "lang": { "en-US": { "role": { "documentation": "Number of financing receivables that have been modified by troubled debt restructurings.", "label": "Financing Receivable, Modifications, Number of Contracts", "terseLabel": "Number of loans modified as troubled debt restructuring" } } }, "localname": "FinancingReceivableModificationsNumberOfContracts2", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail" ], "xbrltype": "integerItemType" }, "us-gaap_FinancingReceivableModificationsRecordedInvestment": { "auth_ref": [ "r179", "r201" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of financing receivable modified as troubled debt restructuring.", "label": "Financing Receivable, Troubled Debt Restructuring", "terseLabel": "Loans modified as troubled debt restructuring, Amount" } } }, "localname": "FinancingReceivableModificationsRecordedInvestment", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivablePortfolioSegmentAxis": { "auth_ref": [ "r234", "r240", "r247" ], "lang": { "en-US": { "role": { "documentation": "Information by the level at which an entity develops and documents a systematic methodology to determine its allowance for credit losses.", "label": "Financing Receivable Portfolio Segment [Axis]", "terseLabel": "Financing Receivable Portfolio Segment" } } }, "localname": "FinancingReceivablePortfolioSegmentAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/LoansActivityinAllowanceforLoanLossesbyPortfolioSegmentDetail", "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail", "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofRecordedInvestmentinNonaccrualandLoansPastDueOver90DaysonAccrualbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FinancingReceivablePortfolioSegmentDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Level at which an entity develops and documents a systematic methodology to determine its allowance for credit losses.", "label": "Financing Receivable Portfolio Segment [Domain]", "terseLabel": "Financing Receivable Portfolio Segment" } } }, "localname": "FinancingReceivablePortfolioSegmentDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/LoansActivityinAllowanceforLoanLossesbyPortfolioSegmentDetail", "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail", "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofRecordedInvestmentinNonaccrualandLoansPastDueOver90DaysonAccrualbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing": { "auth_ref": [ "r183", "r243", "r252" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of financing receivable 90 days or more past due and still accruing.", "label": "Financing Receivable, 90 Days or More Past Due, Still Accruing", "terseLabel": "Loans Past Due Over 90 Days" } } }, "localname": "FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansScheduleofRecordedInvestmentinNonaccrualandLoansPastDueOver90DaysonAccrualbyClassofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis": { "auth_ref": [ "r178", "r184", "r185", "r241", "r244", "r246", "r248", "r249", "r251", "r252" ], "lang": { "en-US": { "role": { "documentation": "Information by class of financing receivable determined on the basis of initial measurement attribute, risk characteristics and method of monitoring and assessing credit risk.", "label": "Class of Financing Receivable [Axis]", "terseLabel": "Class of Financing Receivable, Type" } } }, "localname": "FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofRecordedInvestmentinNonaccrualandLoansPastDueOver90DaysonAccrualbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Financing receivables determined on the basis of initial measurement attribute, risk characteristics and method of monitoring and assessing credit risk.", "label": "Class of Financing Receivable [Domain]", "terseLabel": "Class of Financing Receivable, Type" } } }, "localname": "FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofRecordedInvestmentinNonaccrualandLoansPastDueOver90DaysonAccrualbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FinancingReceivableRecordedInvestmentCurrent": { "auth_ref": [ "r241", "r252" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail": { "order": 2.0, "parentTag": "us-gaap_FinancingReceivableBeforeAllowanceForCreditLossAndFee", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of financing receivable not past due.", "label": "Financing Receivable, Not Past Due", "terseLabel": "Aging of Recorded Investment, Loans Not Past Due" } } }, "localname": "FinancingReceivableRecordedInvestmentCurrent", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus": { "auth_ref": [ "r182", "r242" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of financing receivable on nonaccrual status.", "label": "Financing Receivable, Nonaccrual", "terseLabel": "Nonaccrual" } } }, "localname": "FinancingReceivableRecordedInvestmentNonaccrualStatus", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansScheduleofRecordedInvestmentinNonaccrualandLoansPastDueOver90DaysonAccrualbyClassofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableRecordedInvestmentPastDue": { "auth_ref": [ "r185", "r241", "r252" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail": { "order": 1.0, "parentTag": "us-gaap_FinancingReceivableBeforeAllowanceForCreditLossAndFee", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of financing receivable past due.", "label": "Financing Receivable, Past Due", "terseLabel": "Aging of Recorded Investment, Total Past Due" } } }, "localname": "FinancingReceivableRecordedInvestmentPastDue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Financing Receivable, Past Due [Line Items]", "terseLabel": "Financing Receivable, Recorded Investment, Past Due [Line Items]" } } }, "localname": "FinancingReceivableRecordedInvestmentPastDueLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofRecordedInvestmentinNonaccrualandLoansPastDueOver90DaysonAccrualbyClassofLoansDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FinancingReceivables30To59DaysPastDueMember": { "auth_ref": [ "r252" ], "lang": { "en-US": { "role": { "documentation": "Financial asset more than 29 days past due but fewer than 60 days past due.", "label": "Financial Asset, 30 to 59 Days Past Due [Member]", "terseLabel": "30-59 Days Past Due" } } }, "localname": "FinancingReceivables30To59DaysPastDueMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FinancingReceivables60To89DaysPastDueMember": { "auth_ref": [ "r252" ], "lang": { "en-US": { "role": { "documentation": "Financial asset more than 59 days past due but fewer than 90 days past due.", "label": "Financial Asset, 60 to 89 Days Past Due [Member]", "terseLabel": "60-89 Days Past Due" } } }, "localname": "FinancingReceivables60To89DaysPastDueMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember": { "auth_ref": [ "r252" ], "lang": { "en-US": { "role": { "documentation": "Financial asset equal to or greater than 90 days past due.", "label": "Financial Asset, Equal to or Greater than 90 Days Past Due [Member]", "terseLabel": "Greater Than 89 Days Past Due" } } }, "localname": "FinancingReceivablesEqualToGreaterThan90DaysPastDueMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FinancingReceivablesPeriodPastDueAxis": { "auth_ref": [ "r241", "r252" ], "lang": { "en-US": { "role": { "documentation": "Information by time period financial asset is past due.", "label": "Financial Asset, Period Past Due [Axis]", "terseLabel": "Financing Receivables, Period Past Due" } } }, "localname": "FinancingReceivablesPeriodPastDueAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FinancingReceivablesPeriodPastDueDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Period in which financial asset is past due. Element name and standard label in Financial Asset, [numeric lower end] to [numeric higher end] [date measure] Past Due [Member] or Financial Asset, Greater Than [low end numeric value] [date measure] Past Due [Member] or Financial Asset, Less Than [high end numeric value] [date measure] Past Due [Member] formats.", "label": "Financial Asset, Period Past Due [Domain]", "terseLabel": "Financing Receivables, Period Past Due" } } }, "localname": "FinancingReceivablesPeriodPastDueDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FiniteLivedCoreDepositsGross": { "auth_ref": [ "r271" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Bank deposits belonging to an acquired bank that can be counted on as a stable source of lending funds. These deposits have the following attributes: predictable costs and low sensitivity to interest rates. This intangible asset is usually amortized over its estimated useful life.", "label": "Finite-Lived Core Deposits, Gross", "terseLabel": "Gross\u00a0 Carrying Amount" } } }, "localname": "FiniteLivedCoreDepositsGross", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsScheduleofAcquiredIntangibleAssetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FiniteLivedIntangibleAssetUsefulLife": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.", "label": "Finite-Lived Intangible Asset, Useful Life", "terseLabel": "Estimated useful lives of intangible assets", "verboseLabel": "Estimated economic life" } } }, "localname": "FiniteLivedIntangibleAssetUsefulLife", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "durationItemType" }, "us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization": { "auth_ref": [ "r272" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.", "label": "Finite-Lived Intangible Assets, Accumulated Amortization", "negatedLabel": "Accumulated Amortization", "terseLabel": "Accumulated amortization" } } }, "localname": "FiniteLivedIntangibleAssetsAccumulatedAmortization", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsScheduleofAcquiredIntangibleAssetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths": { "auth_ref": [ "r274" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "label": "Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months", "terseLabel": "2020" } } }, "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsScheduleofEstimatedAmortizationExpenseDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree": { "auth_ref": [ "r274" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "label": "Finite-Lived Intangible Assets, Amortization Expense, Year Three", "terseLabel": "2022" } } }, "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseYearThree", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsScheduleofEstimatedAmortizationExpenseDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo": { "auth_ref": [ "r274" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "label": "Finite-Lived Intangible Assets, Amortization Expense, Year Two", "terseLabel": "2021" } } }, "localname": "FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsScheduleofEstimatedAmortizationExpenseDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis": { "auth_ref": [ "r269", "r270", "r272", "r275", "r540" ], "lang": { "en-US": { "role": { "documentation": "Information by major type or class of finite-lived intangible assets.", "label": "Finite-Lived Intangible Assets by Major Class [Axis]", "terseLabel": "Finite-Lived Intangible Assets by Major Class" } } }, "localname": "FiniteLivedIntangibleAssetsByMajorClassAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail", "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain": { "auth_ref": [ "r269", "r271" ], "lang": { "en-US": { "role": { "documentation": "The major class of finite-lived intangible asset (for example, patents, trademarks, copyrights, etc.) A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.", "label": "Finite-Lived Intangible Assets, Major Class Name [Domain]", "terseLabel": "Finite-Lived Intangible Assets, Major Class Name" } } }, "localname": "FiniteLivedIntangibleAssetsMajorClassNameDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail", "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FiniteLivedIntangibleAssetsNet": { "auth_ref": [ "r272" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 14.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.", "label": "Finite-Lived Intangible Assets, Net", "terseLabel": "Core deposit intangible, net" } } }, "localname": "FiniteLivedIntangibleAssetsNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ForwardContractsMember": { "auth_ref": [ "r447" ], "lang": { "en-US": { "role": { "documentation": "Contracts negotiated between two parties to purchase and sell a specific quantity of a financial instrument, foreign currency, or commodity at a price specified at origination of the contract, with delivery and settlement at a specified future date.", "label": "Forward Contracts [Member]", "terseLabel": "Forward contracts related to mortgage loans held for sale and interest rate contracts" } } }, "localname": "ForwardContractsMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesSummaryofAmountandFairValueofMortgageBankingDerivativesIncludedinConsolidatedBalanceSheetDetail", "http://www.franklinsynergybank.com/role/DerivativesSummaryofNetGainsLossesRelatingtoFreeStandingDerivativeInstrumentsUsedforRiskManagementDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FurnitureAndFixturesMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities. Examples include, but are not limited to, desks, chairs, tables, and bookcases.", "label": "Furniture and Fixtures [Member]", "terseLabel": "Furniture, fixtures, and equipment" } } }, "localname": "FurnitureAndFixturesMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail" ], "xbrltype": "domainItemType" }, "us-gaap_GainLossOnSalesOfLoansNet": { "auth_ref": [ "r91", "r572", "r620" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 2.0, "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 (Loss) on Sales of Loans, Net", "terseLabel": "Change in fair value related to loans held for sale", "verboseLabel": "Net (loss) gain on sale of loans held for investment" } } }, "localname": "GainLossOnSalesOfLoansNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME", "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_Goodwill": { "auth_ref": [ "r265", "r266" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 13.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.", "label": "Goodwill", "terseLabel": "Goodwill" } } }, "localname": "Goodwill", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail", "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Goodwill and Intangible Assets Disclosure [Abstract]", "terseLabel": "Goodwill and Intangible Assets Disclosure [Abstract]" } } }, "localname": "GoodwillAndIntangibleAssetsDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock": { "auth_ref": [ "r276" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for goodwill and intangible assets.", "label": "Goodwill and Intangible Assets Disclosure [Text Block]", "terseLabel": "GOODWILL AND INTANGIBLE ASSETS" } } }, "localname": "GoodwillAndIntangibleAssetsDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/GOODWILLANDINTANGIBLEASSETS" ], "xbrltype": "textBlockItemType" }, "us-gaap_GoodwillAndIntangibleAssetsGoodwillPolicy": { "auth_ref": [ "r103", "r267" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for goodwill. This accounting policy also may address how an entity assesses and measures impairment of goodwill, how reporting units are determined, how goodwill is allocated to such units, and how the fair values of the reporting units are determined.", "label": "Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block]", "terseLabel": "Goodwill and Other Intangible Assets" } } }, "localname": "GoodwillAndIntangibleAssetsGoodwillPolicy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_HedgedAssetFairValueHedge": { "auth_ref": [ "r451" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of asset hedged in fair value hedging relationship.", "label": "Hedged Asset, Fair Value Hedge", "terseLabel": "Carrying Amount of the Hedged Assets" } } }, "localname": "HedgedAssetFairValueHedge", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativesInstrumentsStatementsofFinancialPerformanceandFinancialPositionLocationFairValueHedgeDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_HedgedAssetFairValueHedgeCumulativeIncreaseDecrease": { "auth_ref": [ "r452" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of cumulative increase (decrease) in fair value of hedged asset in fair value hedge, attributable to hedged risk.", "label": "Hedged Asset, Fair Value Hedge, Cumulative Increase (Decrease)", "terseLabel": "Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Amount of the Hedged Assets" } } }, "localname": "HedgedAssetFairValueHedgeCumulativeIncreaseDecrease", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativesInstrumentsStatementsofFinancialPerformanceandFinancialPositionLocationFairValueHedgeDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_HeldToMaturitySecurities": { "auth_ref": [ "r202", "r215" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 4.0, "parentTag": "us-gaap_Assets", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofHTMSecuritiesPortfolioDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of investment in debt security measured at amortized cost (held-to-maturity).", "label": "Debt Securities, Held-to-maturity", "terseLabel": "Securities held to maturity (fair value 2019\u2014$0 and 2018\u2014$118,955)", "totalLabel": "Amortized Cost" } } }, "localname": "HeldToMaturitySecurities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofHTMSecuritiesPortfolioDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain": { "auth_ref": [ "r217" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofHTMSecuritiesPortfolioDetail": { "order": 1.0, "parentTag": "us-gaap_HeldToMaturitySecurities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of accumulated unrecognized gain on investment in debt security measured at amortized cost (held-to-maturity).", "label": "Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain", "terseLabel": "Gross Unrecognized Gains" } } }, "localname": "HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofHTMSecuritiesPortfolioDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss": { "auth_ref": [ "r218" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofHTMSecuritiesPortfolioDetail": { "order": 2.0, "parentTag": "us-gaap_HeldToMaturitySecurities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity).", "label": "Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss", "negatedLabel": "Gross Unrecognized Losses" } } }, "localname": "HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofHTMSecuritiesPortfolioDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss": { "auth_ref": [ "r221", "r224" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail": { "order": 2.0, "parentTag": "us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity), in continuous loss position for 12 months or longer.", "label": "Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss", "negatedLabel": "12 Months or Longer" } } }, "localname": "HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss": { "auth_ref": [ "r221" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity), in unrealized loss position.", "label": "Debt Securities, Held-to-maturity, Unrealized Loss Position, Accumulated Loss", "negatedTotalLabel": "Total" } } }, "localname": "HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Debt Securities, Held-to-maturity, Unrealized Loss Position, Accumulated Loss [Abstract]", "terseLabel": "Unrecognized Losses" } } }, "localname": "HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "stringItemType" }, "us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue": { "auth_ref": [ "r220" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "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": "Debt Securities, Held-to-maturity, Unrealized Loss Position, Fair Value", "totalLabel": "Total" } } }, "localname": "HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss": { "auth_ref": [ "r221", "r224" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail": { "order": 1.0, "parentTag": "us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity), in continuous loss position for less than 12 months.", "label": "Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss", "negatedLabel": "Less Than 12 Months" } } }, "localname": "HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue": { "auth_ref": [ "r224" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail": { "order": 1.0, "parentTag": "us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue", "weight": 1.0 } }, "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": "Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value", "terseLabel": "Less Than 12 Months" } } }, "localname": "HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue": { "auth_ref": [ "r224" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail": { "order": 2.0, "parentTag": "us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue", "weight": 1.0 } }, "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": "Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value", "terseLabel": "12 Months or Longer" } } }, "localname": "HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_HeldToMaturitySecuritiesFairValue": { "auth_ref": [ "r216" ], "calculation": { "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofHTMSecuritiesPortfolioDetail": { "order": 3.0, "parentTag": "us-gaap_HeldToMaturitySecurities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value of investment in debt security measured at amortized cost (held-to-maturity).", "label": "Debt Securities, Held-to-maturity, Fair Value", "terseLabel": "Fair Value", "verboseLabel": "Securities held to maturity" } } }, "localname": "HeldToMaturitySecuritiesFairValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical", "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofHTMSecuritiesPortfolioDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions": { "auth_ref": [ "r222" ], "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": "Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions", "terseLabel": "Number of HTM securities in an unrecognized loss position" } } }, "localname": "HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesAdditionalInformationDetail" ], "xbrltype": "decimalItemType" }, "us-gaap_HeldToMaturitySecuritiesTextBlock": { "auth_ref": [ "r219" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of information about investment in debt security measured at amortized cost (held-to-maturity).", "label": "Debt Securities, Held-to-maturity [Table Text Block]", "terseLabel": "Schedule of Amortized Cost and Fair Value of HTM Securities Portfolio" } } }, "localname": "HeldToMaturitySecuritiesTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment": { "auth_ref": [ "r173", "r175" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.", "label": "Impaired Financing Receivable, Average Recorded Investment", "totalLabel": "Average Recorded Investment" } } }, "localname": "ImpairedFinancingReceivableAverageRecordedInvestment", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivablePolicyPolicyTextBlock": { "auth_ref": [ "r167", "r172" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for recognizing interest income on impaired financing receivables, including how cash receipts are recorded, the policy for determining which loans the entity assess for impairment, and the factors the creditor considered in determining that the financing receivable is impaired.", "label": "Impaired Financing Receivable, Policy [Policy Text Block]", "terseLabel": "Purchased Credit Impaired (PCI) Loans" } } }, "localname": "ImpairedFinancingReceivablePolicyPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_ImpairedFinancingReceivableRecordedInvestment": { "auth_ref": [ "r168" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.", "label": "Impaired Financing Receivable, Recorded Investment", "terseLabel": "Carrying amount of impaired loans with specific allocations", "totalLabel": "Total" } } }, "localname": "ImpairedFinancingReceivableRecordedInvestment", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivableRecordedInvestmentAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Impaired Financing Receivable, Recorded Investment [Abstract]", "terseLabel": "Impaired Financing Receivable, Recorded Investment [Abstract]" } } }, "localname": "ImpairedFinancingReceivableRecordedInvestmentAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ImpairedFinancingReceivableRelatedAllowance": { "auth_ref": [ "r169" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of allowance for credit losses related to recorded investment.", "label": "Impaired Financing Receivable, Related Allowance", "terseLabel": "Allowance for Loan Losses Allocated" } } }, "localname": "ImpairedFinancingReceivableRelatedAllowance", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail", "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance": { "auth_ref": [ "r170" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "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", "totalLabel": "Total" } } }, "localname": "ImpairedFinancingReceivableUnpaidPrincipalBalance", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalanceAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Impaired Financing Receivable, Unpaid Principal Balance [Abstract]", "terseLabel": "Unpaid Principal Balance" } } }, "localname": "ImpairedFinancingReceivableUnpaidPrincipalBalanceAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment": { "auth_ref": [ "r173", "r175" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail": { "order": 1.0, "parentTag": "us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of average investment of impaired financing receivables for which there is no related allowance for credit losses.", "label": "Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment", "terseLabel": "Average Recorded Investment, With no allowance recorded" } } }, "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment": { "auth_ref": [ "r168" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail": { "order": 1.0, "parentTag": "us-gaap_ImpairedFinancingReceivableRecordedInvestment", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of investment in impaired financing receivables for which there is no related allowance for credit losses.", "label": "Impaired Financing Receivable, with No Related Allowance, Recorded Investment", "terseLabel": "With no allowance recorded" } } }, "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance": { "auth_ref": [ "r170" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail": { "order": 1.0, "parentTag": "us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of unpaid principal balance of impaired financing receivables for which there is no related allowance for credit losses.", "label": "Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance", "terseLabel": "With no allowance recorded" } } }, "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment": { "auth_ref": [ "r173", "r175" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail": { "order": 2.0, "parentTag": "us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of average investment of impaired financing receivables for which there is a related allowance for credit losses.", "label": "Impaired Financing Receivable, with Related Allowance, Average Recorded Investment", "terseLabel": "Average Recorded Investment, With an allowance recorded" } } }, "localname": "ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment": { "auth_ref": [ "r168" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail": { "order": 2.0, "parentTag": "us-gaap_ImpairedFinancingReceivableRecordedInvestment", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of investment in impaired financing receivables for which there is a related allowance for credit losses.", "label": "Impaired Financing Receivable, with Related Allowance, Recorded Investment", "terseLabel": "With an allowance recorded" } } }, "localname": "ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance": { "auth_ref": [ "r170" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail": { "order": 2.0, "parentTag": "us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Unpaid principal balance of impaired financing receivables for which there is a related allowance for credit losses.", "label": "Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance", "terseLabel": "With an allowance recorded" } } }, "localname": "ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivablesTableTextBlock": { "auth_ref": [ "r174" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of impaired financing receivables.", "label": "Impaired Financing Receivables [Table Text Block]", "terseLabel": "Summary of Impaired Loans by Class of Loans" } } }, "localname": "ImpairedFinancingReceivablesTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock": { "auth_ref": [ "r103", "r277", "r282" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for recognizing and measuring the impairment of long-lived assets. An entity also may disclose its accounting policy for long-lived assets to be sold. This policy excludes goodwill and intangible assets.", "label": "Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block]", "terseLabel": "Long-Term Assets" } } }, "localname": "ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest": { "auth_ref": [ "r61", "r120", "r541", "r565", "r619" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 1.0, "parentTag": "us-gaap_ProfitLoss", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.", "label": "Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest", "terseLabel": "Net (loss) income before taxes", "totalLabel": "Income before income tax expense" } } }, "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME", "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedSummaryofSelectedConsolidatedQuarterlyFinancialDataDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments": { "auth_ref": [ "r109" ], "calculation": { "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail": { "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": "Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest", "totalLabel": "Loss before income tax and undistributed subsidiaries income" } } }, "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeLossFromEquityMethodInvestments": { "auth_ref": [ "r62", "r91", "r153", "r232", "r564", "r617" ], "calculation": { "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 2.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail": { "order": 3.0, "parentTag": "us-gaap_ProfitLoss", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of income (loss) for proportionate share of equity method investee's income (loss).", "label": "Income (Loss) from Equity Method Investments", "negatedLabel": "Equity in undistributed subsidiaries income", "terseLabel": "Equity in undistributed subsidiaries income" } } }, "localname": "IncomeLossFromEquityMethodInvestments", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeStatementAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Income Statement [Abstract]", "terseLabel": "Income Statement Data ($):" } } }, "localname": "IncomeStatementAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedSummaryofSelectedConsolidatedQuarterlyFinancialDataDetail" ], "xbrltype": "stringItemType" }, "us-gaap_IncomeStatementLocationAxis": { "auth_ref": [ "r281" ], "lang": { "en-US": { "role": { "documentation": "Information by location in the income statement.", "label": "Income Statement Location [Axis]", "terseLabel": "Income Statement Location [Axis]" } } }, "localname": "IncomeStatementLocationAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossFairValueHedgeDetails" ], "xbrltype": "stringItemType" }, "us-gaap_IncomeStatementLocationDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Location in the income statement.", "label": "Income Statement Location [Domain]", "terseLabel": "Income Statement Location [Domain]" } } }, "localname": "IncomeStatementLocationDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossFairValueHedgeDetails" ], "xbrltype": "domainItemType" }, "us-gaap_IncomeTaxAuthorityNameAxis": { "auth_ref": [ "r373" ], "lang": { "en-US": { "role": { "documentation": "Information by name of taxing authority.", "label": "Income Tax Authority, Name [Axis]", "terseLabel": "Income Tax Authority, Name" } } }, "localname": "IncomeTaxAuthorityNameAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_IncomeTaxAuthorityNameDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Named agency, division or body that levies income taxes, examines tax returns for compliance, or grants exemptions from or makes other decisions pertaining to income taxes.", "label": "Income Tax Authority, Name [Domain]", "terseLabel": "Income Tax Authority, Name" } } }, "localname": "IncomeTaxAuthorityNameDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_IncomeTaxDisclosureAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Income Tax Disclosure [Abstract]", "terseLabel": "Income Tax Disclosure [Abstract]" } } }, "localname": "IncomeTaxDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_IncomeTaxDisclosureTextBlock": { "auth_ref": [ "r390" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.", "label": "Income Tax Disclosure [Text Block]", "terseLabel": "INCOME TAXES" } } }, "localname": "IncomeTaxDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/INCOMETAXES" ], "xbrltype": "textBlockItemType" }, "us-gaap_IncomeTaxExaminationPenaltiesAndInterestAccrued": { "auth_ref": [ "r372" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The amount of estimated penalties and interest accrued as of the balance sheet date arising from income tax examinations.", "label": "Income Tax Examination, Penalties and Interest Accrued", "terseLabel": "Interest and penalties" } } }, "localname": "IncomeTaxExaminationPenaltiesAndInterestAccrued", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeTaxExpenseBenefit": { "auth_ref": [ "r105", "r154", "r388" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 2.0, "parentTag": "us-gaap_ProfitLoss", "weight": -1.0 }, "http://www.franklinsynergybank.com/role/IncomeTaxesComponentofIncomeTaxExpenseBenefitDetail": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail": { "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": "Income Tax Expense (Benefit)", "terseLabel": "Income tax expense", "totalLabel": "Income tax expense", "verboseLabel": "Income tax benefit" } } }, "localname": "IncomeTaxExpenseBenefit", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME", "http://www.franklinsynergybank.com/role/IncomeTaxesComponentofIncomeTaxExpenseBenefitDetail", "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail", "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedSummaryofSelectedConsolidatedQuarterlyFinancialDataDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeTaxPolicyTextBlock": { "auth_ref": [ "r59", "r103", "r367", "r368", "r374", "r375", "r378", "r389", "r637" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for income taxes, which may include its accounting policies for recognizing and measuring deferred tax assets and liabilities and related valuation allowances, recognizing investment tax credits, operating loss carryforwards, tax credit carryforwards, and other carryforwards, methodologies for determining its effective income tax rate and the characterization of interest and penalties in the financial statements.", "label": "Income Tax, Policy [Policy Text Block]", "terseLabel": "Income Taxes" } } }, "localname": "IncomeTaxPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate": { "auth_ref": [ "r104", "r370", "r371" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail": { "order": 1.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.", "label": "Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount", "terseLabel": "Computed \u201cexpected\u201d tax expense" } } }, "localname": "IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeTaxReconciliationNondeductibleExpenseRestructuringCharges": { "auth_ref": [ "r370", "r371" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail": { "order": 7.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible restructuring charges.", "label": "Effective Income Tax Rate Reconciliation, Nondeductible Expense, Restructuring Charges, Amount", "terseLabel": "Non-deductible merger costs" } } }, "localname": "IncomeTaxReconciliationNondeductibleExpenseRestructuringCharges", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost": { "auth_ref": [ "r370", "r371" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail": { "order": 6.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for award under share-based payment arrangement. Includes, but is not limited to, expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.", "label": "Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount", "terseLabel": "Incentive stock options" } } }, "localname": "IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeTaxReconciliationOtherReconcilingItems": { "auth_ref": [ "r370", "r371" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail": { "order": 8.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority noncontrolling interest income (loss), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, increase (decrease) in enacted tax rate, prior year income taxes, increase (decrease) in deferred tax asset valuation allowance, and other adjustments.", "label": "Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount", "terseLabel": "Other" } } }, "localname": "IncomeTaxReconciliationOtherReconcilingItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes": { "auth_ref": [ "r104", "r370", "r371" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail": { "order": 3.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit).", "label": "Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount", "terseLabel": "State tax expense, net of federal tax effect" } } }, "localname": "IncomeTaxReconciliationStateAndLocalIncomeTaxes", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeTaxReconciliationTaxExemptIncome": { "auth_ref": [ "r370", "r371" ], "calculation": { "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail": { "order": 5.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income (loss) exempt from income taxes.", "label": "Effective Income Tax Rate Reconciliation, Tax Exempt Income, Amount", "negatedLabel": "Tax-exempt interest income, net of expense" } } }, "localname": "IncomeTaxReconciliationTaxExemptIncome", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesSummaryofReconciliationofIncomeTaxExpenseDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeTaxesPaidNet": { "auth_ref": [ "r97" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes.", "label": "Income Taxes Paid, Net", "terseLabel": "Income taxes paid" } } }, "localname": "IncomeTaxesPaidNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets": { "auth_ref": [ "r90" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 21.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of increase (decrease) in receivables, and operating assets classified as other.", "label": "Increase (Decrease) in Accounts Receivable and Other Operating Assets", "negatedLabel": "Accrued interest receivable and other assets" } } }, "localname": "IncreaseDecreaseInAccountsReceivableAndOtherOperatingAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities": { "auth_ref": [ "r90" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 22.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of increase (decrease) in accrued expenses, and obligations classified as other.", "label": "Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities", "terseLabel": "Accrued interest payable and other liabilities" } } }, "localname": "IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInDeposits": { "auth_ref": [ "r94", "r581" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 1.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The net cash inflow or outflow for the increase (decrease) in the beginning and end of period deposits balances.", "label": "Increase (Decrease) in Deposits", "terseLabel": "(Decrease) Increase in deposits" } } }, "localname": "IncreaseDecreaseInDeposits", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet": { "auth_ref": [ "r94", "r95" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 2.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The net cash inflow or outflow from the fund lent to other financial institution arising from the excess in reserve deposited at Federal Reserve Bank to meet legal requirement. This borrowing is usually contracted on an overnight basis at an agreed rate of interest. Also include cash inflow or outflow from investment sold under the agreement to reacquire such investment.", "label": "Increase (Decrease) in Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Net", "terseLabel": "Increase (decrease) in federal funds purchased and repurchase agreements" } } }, "localname": "IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInOperatingCapitalAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Increase (Decrease) in Operating Capital [Abstract]", "terseLabel": "Net change in:" } } }, "localname": "IncreaseDecreaseInOperatingCapitalAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "stringItemType" }, "us-gaap_IncreaseDecreaseInOtherOperatingAssets": { "auth_ref": [ "r90" ], "calculation": { "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 5.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of increase (decrease) in operating assets classified as other.", "label": "Increase (Decrease) in Other Operating Assets", "negatedLabel": "Change in other assets" } } }, "localname": "IncreaseDecreaseInOtherOperatingAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInOtherOperatingLiabilities": { "auth_ref": [ "r90" ], "calculation": { "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 6.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of increase (decrease) in operating liabilities classified as other.", "label": "Increase (Decrease) in Other Operating Liabilities", "terseLabel": "Change in other liabilities" } } }, "localname": "IncreaseDecreaseInOtherOperatingLiabilities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants": { "auth_ref": [ "r135" ], "calculation": { "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail": { "order": 1.0, "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding", "weight": 1.0 } }, "lang": { "en-US": { "role": { "documentation": "Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of call options and warrants using the treasury stock method.", "label": "Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants", "terseLabel": "Add: Dilutive effects of assumed exercises of stock warrants (in shares)" } } }, "localname": "IncrementalCommonSharesAttributableToCallOptionsAndWarrants", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights": { "auth_ref": [ "r127", "r128", "r131", "r132", "r133" ], "calculation": { "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail": { "order": 1.0, "parentTag": "fsb_WeightedAverageCommonSharesOutstandingBasicIncludingSharesConvertedForParticipatingSecurities", "weight": 1.0 } }, "lang": { "en-US": { "role": { "documentation": "This element represents nonvested share-based payment awards that contain non-forfeitable rights to dividends or dividend equivalents (whether paid or unpaid). Basic and dilutive earnings per share are generally disclosed for such shares using the two-class method.", "label": "Incremental Common Shares Attributable to Participating Nonvested Shares with Non-forfeitable Dividend Rights", "negatedLabel": "Less: Participating securities (in shares)" } } }, "localname": "IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements": { "auth_ref": [ "r126", "r137" ], "calculation": { "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail": { "order": 2.0, "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding", "weight": 1.0 } }, "lang": { "en-US": { "role": { "documentation": "Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.", "label": "Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements", "terseLabel": "Add: Dilutive effects of assumed vesting of restricted stock units (in shares)" } } }, "localname": "IncrementalCommonSharesAttributableToShareBasedPaymentArrangements", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_InterestAndDividendIncomeOperating": { "auth_ref": [ "r568" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 1.0, "parentTag": "us-gaap_InterestIncomeExpenseNet", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Represents the total of interest and dividend income, including any amortization and accretion (as applicable) of discounts and premiums, earned from (1) loans and leases whether held-for-sale or held-in-portfolio; (2) investment securities; (3) federal funds sold; (4) securities purchased under agreements to resell; (5) investments in banker's acceptances, commercial paper, or certificates of deposit; (6) dividend income; or (7) other investments not otherwise specified herein.", "label": "Interest and Dividend Income, Operating", "terseLabel": "Interest income", "totalLabel": "Total interest income" } } }, "localname": "InterestAndDividendIncomeOperating", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME", "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedSummaryofSelectedConsolidatedQuarterlyFinancialDataDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestAndDividendIncomeOperatingAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Interest and Dividend Income, Operating [Abstract]", "terseLabel": "Interest income and dividends" } } }, "localname": "InterestAndDividendIncomeOperatingAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "stringItemType" }, "us-gaap_InterestAndFeeIncomeLoansAndLeases": { "auth_ref": [ "r567" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 1.0, "parentTag": "us-gaap_InterestAndDividendIncomeOperating", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The aggregate interest and fee income generated by: (1) loans the Entity has positive intent and ability to hold for the foreseeable future, or until maturity or payoff, including commercial and consumer loans, whether domestic or foreign, which may consist of: (a) industrial and agricultural; (b) real estate; and (c) real estate construction loans; (d) trade financing; (e) lease financing; (f) home equity lines-of-credit; (g) automobile and other vehicle loans; and (h) credit card and other revolving-type loans and (2) loans and leases held-for-sale which may include mortgage loans, direct financing, and sales-type leases.", "label": "Interest and Fee Income, Loans and Leases", "terseLabel": "Loans, including fees" } } }, "localname": "InterestAndFeeIncomeLoansAndLeases", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestBearingDepositLiabilities": { "auth_ref": [ "r556" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 2.0, "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": "Interest-bearing Deposit Liabilities", "terseLabel": "Interest bearing" } } }, "localname": "InterestBearingDepositLiabilities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestExpense": { "auth_ref": [ "r60", "r151", "r483", "r486", "r580" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 2.0, "parentTag": "us-gaap_InterestIncomeExpenseNet", "weight": -1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail": { "order": 3.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of the cost of borrowed funds accounted for as interest expense.", "label": "Interest Expense", "terseLabel": "Interest expense", "totalLabel": "Total interest expense" } } }, "localname": "InterestExpense", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail", "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedSummaryofSelectedConsolidatedQuarterlyFinancialDataDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestExpenseAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Interest Expense [Abstract]", "terseLabel": "Interest expense" } } }, "localname": "InterestExpenseAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "stringItemType" }, "us-gaap_InterestExpenseDeposits": { "auth_ref": [ "r578" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 1.0, "parentTag": "us-gaap_InterestExpense", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Aggregate amount of interest expense on all deposits.", "label": "Interest Expense, Deposits", "terseLabel": "Deposits" } } }, "localname": "InterestExpenseDeposits", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 2.0, "parentTag": "us-gaap_InterestExpense", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The aggregate expense incurred on federal funds purchased and securities sold under agreements to repurchase. If amounts recognized as payables under repurchase agreements have been offset against amounts recognized as receivables under reverse repurchase agreements and reported as a net amount on the balance sheet, the income and expense from these agreements may be reported on a net basis.", "label": "Interest Expense, Federal Funds Purchased and Securities Sold under Agreements to Repurchase", "terseLabel": "Federal funds purchased and repurchase agreements" } } }, "localname": "InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesShortTerm": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 3.0, "parentTag": "us-gaap_InterestExpense", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Interest expense incurred during the reporting period on short-term borrowings associated with Federal Home Loan Bank and Federal Reserve Bank advances.", "label": "Interest Expense, Federal Home Loan Bank and Federal Reserve Bank Advances, Short-term", "terseLabel": "Federal Home Loan Bank advances" } } }, "localname": "InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesShortTerm", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestExpenseSubordinatedNotesAndDebentures": { "auth_ref": [ "r579" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 4.0, "parentTag": "us-gaap_InterestExpense", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Interest expense incurred during the reporting period on subordinated notes and debentures. Includes amortization of expenses incurred in the issuance of subordinated notes and debentures.", "label": "Interest Expense, Subordinated Notes and Debentures", "terseLabel": "Subordinated notes and other borrowings" } } }, "localname": "InterestExpenseSubordinatedNotesAndDebentures", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss": { "auth_ref": [ "r571" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 1.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of interest income or expense, including any amortization and accretion (as applicable) of discounts and premiums, including consideration of the provisions for loan, lease, credit, and other related losses.", "label": "Interest Income (Expense), after Provision for Loan Loss", "totalLabel": "Net interest income after provision for loan losses" } } }, "localname": "InterestIncomeExpenseAfterProvisionForLoanLoss", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestIncomeExpenseNet": { "auth_ref": [ "r569" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 1.0, "parentTag": "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The net amount of operating interest income (expense).", "label": "Interest Income (Expense), Net", "terseLabel": "Net interest income", "totalLabel": "Net interest income" } } }, "localname": "InterestIncomeExpenseNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME", "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedSummaryofSelectedConsolidatedQuarterlyFinancialDataDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestIncomeFederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResell": { "auth_ref": [ "r577" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 5.0, "parentTag": "us-gaap_InterestAndDividendIncomeOperating", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The aggregate interest income earned from (1) the lending of excess federal funds to another commercial bank requiring such for its legal reserve requirements and (2) securities purchased under agreements to resell.", "label": "Interest Income, Federal Funds Sold and Securities Purchased under Agreements to Resell", "terseLabel": "Federal funds sold and other" } } }, "localname": "InterestIncomeFederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResell", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestIncomeMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Primary financial statement caption in which reported facts about interest income have been included.", "label": "Interest Income [Member]", "terseLabel": "Interest Income" } } }, "localname": "InterestIncomeMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossFairValueHedgeDetails" ], "xbrltype": "domainItemType" }, "us-gaap_InterestIncomeSecuritiesOperatingByTaxableStatusAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Interest Income, Securities, Operating, by Taxable Status [Abstract]", "terseLabel": "Securities:" } } }, "localname": "InterestIncomeSecuritiesOperatingByTaxableStatusAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "stringItemType" }, "us-gaap_InterestIncomeSecuritiesTaxExempt": { "auth_ref": [ "r576" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 3.0, "parentTag": "us-gaap_InterestAndDividendIncomeOperating", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of operating interest income, including amortization and accretion of premiums and discounts, on securities exempt from state, federal and other income tax.", "label": "Interest Income, Securities, Operating, Tax Exempt", "terseLabel": "Tax-exempt" } } }, "localname": "InterestIncomeSecuritiesTaxExempt", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestIncomeSecuritiesTaxable": { "auth_ref": [ "r576" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 2.0, "parentTag": "us-gaap_InterestAndDividendIncomeOperating", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of operating interest income, including amortization and accretion of premiums and discounts, on securities subject to state, federal and other income tax.", "label": "Interest Income, Securities, Operating, Taxable", "terseLabel": "Taxable" } } }, "localname": "InterestIncomeSecuritiesTaxable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestPaidNet": { "auth_ref": [ "r83", "r88", "r97" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.", "label": "Interest Paid, Excluding Capitalized Interest, Operating Activities", "terseLabel": "Interest paid" } } }, "localname": "InterestPaidNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestPayableCurrentAndNoncurrent": { "auth_ref": [ "r559", "r616" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 4.0, "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": "Interest Payable", "terseLabel": "Accrued interest payable" } } }, "localname": "InterestPayableCurrentAndNoncurrent", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestRateContractMember": { "auth_ref": [ "r319", "r448" ], "lang": { "en-US": { "role": { "documentation": "Derivative instrument whose primary underlying risk is tied to the right to receive or pay a sum of money at a given interest rate.", "label": "Interest Rate Contract [Member]", "terseLabel": "Interest rate contracts for customers" } } }, "localname": "InterestRateContractMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesSummaryofAmountandFairValueofMortgageBankingDerivativesIncludedinConsolidatedBalanceSheetDetail", "http://www.franklinsynergybank.com/role/DerivativesSummaryofNetGainsLossesRelatingtoFreeStandingDerivativeInstrumentsUsedforRiskManagementDetail" ], "xbrltype": "domainItemType" }, "us-gaap_InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAtFairValueNet": { "auth_ref": [ "r422" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value as of the balance sheet date of all derivatives not designated as hedging instruments.", "label": "Interest Rate Derivative Instruments Not Designated as Hedging Instruments at Fair Value, Net", "terseLabel": "Mortgage banking derivatives" } } }, "localname": "InterestRateDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAtFairValueNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesAdditionalInformationNarrativeDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestRateLockCommitmentsMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Commitments to extend credit where the interest rate is locked in advance of funds being disbursed for a specified period of time.", "label": "Interest Rate Lock Commitments [Member]", "terseLabel": "Interest Rate Lock Commitments" } } }, "localname": "InterestRateLockCommitmentsMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesAdditionalInformationNarrativeDetails" ], "xbrltype": "domainItemType" }, "us-gaap_InterestRateSwapMember": { "auth_ref": [ "r448" ], "lang": { "en-US": { "role": { "documentation": "Forward based contracts in which two parties agree to swap periodic payments that are fixed at the outset of the swap contract with variable payments based on a market interest rate (index rate) over a specified period.", "label": "Interest Rate Swap [Member]", "terseLabel": "Interest Rate Swap" } } }, "localname": "InterestRateSwapMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossFairValueHedgeDetails" ], "xbrltype": "domainItemType" }, "us-gaap_InterestReceivable": { "auth_ref": [ "r35" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 9.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.", "label": "Interest Receivable", "terseLabel": "Accrued interest receivable" } } }, "localname": "InterestReceivable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_InternalCreditAssessmentAxis": { "auth_ref": [ "r177", "r246", "r250", "r251", "r293", "r453" ], "lang": { "en-US": { "role": { "documentation": "Information by entity-defined rating.", "label": "Internal Credit Assessment [Axis]", "terseLabel": "Internal Credit Assessment" } } }, "localname": "InternalCreditAssessmentAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "stringItemType" }, "us-gaap_InternalCreditAssessmentDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Entity defined credit risk rating.", "label": "Internal Credit Assessment [Domain]", "terseLabel": "Internal Credit Assessment" } } }, "localname": "InternalCreditAssessmentDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_InternalRevenueServiceIRSMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Designated tax department of the United States of America government entitled to levy and collect income taxes from the entity.", "label": "Internal Revenue Service (IRS) [Member]", "terseLabel": "Internal Revenue Service (IRS)" } } }, "localname": "InternalRevenueServiceIRSMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_InventoryCashFlowPolicy": { "auth_ref": [ "r102", "r103", "r264" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for determining where the cash flows related to the sale of inventory are classified in the statements of cash flows and explain the nature of the receivables, notes, and loans.", "label": "Inventory, Cash Flow Policy [Policy Text Block]", "terseLabel": "Cash Flows" } } }, "localname": "InventoryCashFlowPolicy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_InvestmentAdviceMember": { "auth_ref": [ "r313" ], "lang": { "en-US": { "role": { "documentation": "Investment recommendation and research provided to customer.", "label": "Investment Advice [Member]", "terseLabel": "Wealth management" } } }, "localname": "InvestmentAdviceMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "domainItemType" }, "us-gaap_InvestmentHoldingsScheduleOfInvestmentsTableTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of data and information required in the supplementary schedule applicable to management investment companies listing holdings of unaffiliated investments.", "label": "Investment Holdings, Schedule of Investments [Table Text Block]", "terseLabel": "Schedule of Composition of Deposits" } } }, "localname": "InvestmentHoldingsScheduleOfInvestmentsTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsTables" ], "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": "Investments Classified by Contractual Maturity Date [Table Text Block]", "terseLabel": "Schedule of Amortized Cost and Fair Value of Investment Securities Portfolio by Contractual Maturity" } } }, "localname": "InvestmentsClassifiedByContractualMaturityDateTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Investments, Debt and Equity Securities [Abstract]", "terseLabel": "Investments, Debt and Equity Securities [Abstract]" } } }, "localname": "InvestmentsDebtAndEquitySecuritiesAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures": { "auth_ref": [ "r19" ], "calculation": { "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail": { "order": 2.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of investment in equity method investee and investment in and advance to affiliate.", "label": "Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures", "terseLabel": "Investment in banking subsidiary" } } }, "localname": "InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_InvestmentsInAndAdvancesToAffiliatesDividendOrInterestCreditedToIncome": { "auth_ref": [ "r629", "r630" ], "calculation": { "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail": { "order": 1.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "At the close of the period, the dividends or interest included in caption 1 of the statement of operations. In addition, show as the final item the aggregate of dividends and interest included in the statement of operations in respect of investments in affiliates not held at the close of the period. The total of this column would be expected to agree with the correlative amount shown on the related statement of operations.", "label": "Investments in and Advances to Affiliates, Dividend or Interest Credited to Income", "terseLabel": "Dividends from subsidiaries" } } }, "localname": "InvestmentsInAndAdvancesToAffiliatesDividendOrInterestCreditedToIncome", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock": { "auth_ref": [ "r231", "r542", "r588", "r631" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for investments in certain debt and equity securities.", "label": "Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]", "terseLabel": "SECURITIES" } } }, "localname": "InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SECURITIES" ], "xbrltype": "textBlockItemType" }, "us-gaap_LaborAndRelatedExpense": { "auth_ref": [ "r65" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 1.0, "parentTag": "us-gaap_NoninterestExpense", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of expense for salary, wage, profit sharing; incentive and equity-based compensation; and other employee benefit.", "label": "Labor and Related Expense", "terseLabel": "Salaries and employee benefits" } } }, "localname": "LaborAndRelatedExpense", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_LandAndLandImprovementsMember": { "auth_ref": [ "r2" ], "lang": { "en-US": { "role": { "documentation": "Real estate held and assets that are an addition or improvement to real estate held.", "label": "Land and Land Improvements [Member]", "terseLabel": "Land and land improvements" } } }, "localname": "LandAndLandImprovementsMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail" ], "xbrltype": "domainItemType" }, "us-gaap_LeaseAndRentalExpense": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.", "label": "Operating Leases, Rent Expense", "terseLabel": "Rent expense" } } }, "localname": "LeaseAndRentalExpense", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LeaseCost": { "auth_ref": [ "r506", "r508" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of lease cost recognized by lessee for lease contract.", "label": "Lease, Cost", "totalLabel": "Total lease cost" } } }, "localname": "LeaseCost", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LeaseCostTableTextBlock": { "auth_ref": [ "r506" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income.", "label": "Lease, Cost [Table Text Block]", "terseLabel": "Lease Cost" } } }, "localname": "LeaseCostTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_LeaseholdImprovementsMember": { "auth_ref": [ "r278" ], "lang": { "en-US": { "role": { "documentation": "Additions or improvements to assets held under a lease arrangement.", "label": "Leasehold Improvements [Member]", "terseLabel": "Leasehold improvements" } } }, "localname": "LeaseholdImprovementsMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail" ], "xbrltype": "domainItemType" }, "us-gaap_LeasesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Leases [Abstract]", "terseLabel": "Leases [Abstract]" } } }, "localname": "LeasesAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_LesseeFinanceLeasesTextBlock": { "auth_ref": [ "r509" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for finance leases of lessee. Includes, but is not limited to, description of lessee's finance lease and maturity analysis of finance lease liability.", "label": "Lessee, Finance Leases [Text Block]", "terseLabel": "LEASES" } } }, "localname": "LesseeFinanceLeasesTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LEASES" ], "xbrltype": "textBlockItemType" }, "us-gaap_LesseeLeaseDescriptionLineItems": { "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": "Lessee, Lease, Description [Line Items]", "terseLabel": "Lessee, Lease, Description [Line Items]" } } }, "localname": "LesseeLeaseDescriptionLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "stringItemType" }, "us-gaap_LesseeLeaseDescriptionTable": { "auth_ref": [ "r498" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about lessee's leases.", "label": "Lessee, Lease, Description [Table]", "terseLabel": "Lessee, Lease, Description [Table]" } } }, "localname": "LesseeLeaseDescriptionTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "stringItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock": { "auth_ref": [ "r507" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position.", "label": "Lessee, Operating Lease, Liability, Maturity [Table Text Block]", "terseLabel": "Operating Lease Maturity" } } }, "localname": "LesseeOperatingLeaseLiabilityMaturityTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails_1": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for operating lease.", "label": "Lessee, Operating Lease, Liability, Payments, Due", "terseLabel": "Total undiscounted lease payments", "totalLabel": "Total undiscounted lease payments", "verboseLabel": "Future minimum rent payments" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails", "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails": { "order": 6.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for operating lease, due after fifth fiscal year following latest fiscal year.", "label": "Lessee, Operating Lease, Liability, Payments, Due after Year Five", "terseLabel": "Thereafter" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails": { "order": 1.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for operating lease, due in next fiscal year following latest fiscal year.", "label": "Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months", "terseLabel": "2020" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails": { "order": 5.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for operating lease, due in fifth fiscal year following latest fiscal year.", "label": "Lessee, Operating Lease, Liability, Payments, Due Year Five", "terseLabel": "2024" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearFive", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails": { "order": 4.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for operating lease, due in fourth fiscal year following latest fiscal year.", "label": "Lessee, Operating Lease, Liability, Payments, Due Year Four", "terseLabel": "2023" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearFour", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails": { "order": 3.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for operating lease, due in third fiscal year following latest fiscal year.", "label": "Lessee, Operating Lease, Liability, Payments, Due Year Three", "terseLabel": "2022" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearThree", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails": { "order": 2.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for operating lease, due in second fiscal year following latest fiscal year.", "label": "Lessee, Operating Lease, Liability, Payments, Due Year Two", "terseLabel": "2021" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearTwo", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount": { "auth_ref": [ "r507" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails_1": { "order": 2.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.", "label": "Lessee, Operating Lease, Liability, Undiscounted Excess Amount", "negatedLabel": "Less: imputed interest" } } }, "localname": "LesseeOperatingLeaseLiabilityUndiscountedExcessAmount", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeasesTextBlock": { "auth_ref": [ "r509" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for operating leases of lessee. Includes, but is not limited to, description of operating lease and maturity analysis of operating lease liability.", "label": "Lessee, Operating Leases [Text Block]", "terseLabel": "LEASES" } } }, "localname": "LesseeOperatingLeasesTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LEASES" ], "xbrltype": "textBlockItemType" }, "us-gaap_Liabilities": { "auth_ref": [ "r26" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 1.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.", "label": "Liabilities", "totalLabel": "Total liabilities" } } }, "localname": "Liabilities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_LiabilitiesAndStockholdersEquity": { "auth_ref": [ "r17", "r550", "r614" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.", "label": "Liabilities and Equity", "totalLabel": "Total liabilities and equity" } } }, "localname": "LiabilitiesAndStockholdersEquity", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LiabilitiesAndStockholdersEquityAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Liabilities and Equity [Abstract]", "terseLabel": "LIABILITIES AND EQUITY" } } }, "localname": "LiabilitiesAndStockholdersEquityAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_LiabilitiesFairValueDisclosureAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Liabilities, Fair Value Disclosure [Abstract]", "terseLabel": "Liabilities" } } }, "localname": "LiabilitiesFairValueDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_LiabilityForUncertainTaxPositionsNoncurrent": { "auth_ref": [ "r30" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount recognized for uncertainty in income taxes classified as noncurrent.", "label": "Liability for Uncertainty in Income Taxes, Noncurrent", "terseLabel": "Uncertain tax positions" } } }, "localname": "LiabilityForUncertainTaxPositionsNoncurrent", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoanCommitmentsPolicy": { "auth_ref": [ "r103", "r460", "r461" ], "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": "Loan Commitments, Policy [Policy Text Block]", "terseLabel": "Loan Commitments and Related Financial Instruments" } } }, "localname": "LoanCommitmentsPolicy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_LoansAndLeasesReceivableAllowance": { "auth_ref": [ "r160", "r164", "r188", "r198", "r561" ], "calculation": { "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "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": "Loans and Leases Receivable, Allowance", "totalLabel": "Total ending allowance balance" } } }, "localname": "LoansAndLeasesReceivableAllowance", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy": { "auth_ref": [ "r103", "r186" ], "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": "Loans and Leases Receivable, Allowance for Loan Losses Policy [Policy Text Block]", "terseLabel": "Allowance for Loan Losses" } } }, "localname": "LoansAndLeasesReceivableAllowanceForLoanLossesPolicy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_LoansAndLeasesReceivableRelatedParties": { "auth_ref": [ "r510", "r562" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "For an unclassified balance sheet, reflects the carrying amount of unpaid loan amounts due from related parties at the balance sheet date.", "label": "Loans and Leases Receivable, Related Parties", "periodEndLabel": "Ending balance", "periodStartLabel": "Beginning balance, adjusted" } } }, "localname": "LoansAndLeasesReceivableRelatedParties", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsScheduleofLoanstoPrincipalOfficersDirectorsandTheirAffiliatesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansAndLeasesReceivableRelatedPartiesAdditions": { "auth_ref": [ "r510", "r562" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Reflects the amount of new advances made to related parties in the form of loan and lease receivables.", "label": "Loans and Leases Receivable, Related Parties, Additions", "terseLabel": "New loans/advances" } } }, "localname": "LoansAndLeasesReceivableRelatedPartiesAdditions", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsScheduleofLoanstoPrincipalOfficersDirectorsandTheirAffiliatesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansAndLeasesReceivableRelatedPartiesProceeds": { "auth_ref": [ "r70", "r553" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of cash inflow from related parties which reduce the amount of loans and leases receivable due from related parties.", "label": "Loans and Leases Receivable, Related Parties, Proceeds", "negatedLabel": "Repayments" } } }, "localname": "LoansAndLeasesReceivableRelatedPartiesProceeds", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsScheduleofLoanstoPrincipalOfficersDirectorsandTheirAffiliatesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansAndLeasesReceivableRelatedPartiesRollForward": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.", "label": "Loans and Leases Receivable, Related Parties [Roll Forward]", "terseLabel": "Loans and Leases Receivable, Related Parties" } } }, "localname": "LoansAndLeasesReceivableRelatedPartiesRollForward", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsScheduleofLoanstoPrincipalOfficersDirectorsandTheirAffiliatesDetail" ], "xbrltype": "stringItemType" }, "us-gaap_LoansHeldForSaleFairValueDisclosure": { "auth_ref": [], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 5.0, "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, Fair Value Disclosure", "terseLabel": "Loans held for sale, at fair value", "verboseLabel": "Loans held for sale" } } }, "localname": "LoansHeldForSaleFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock": { "auth_ref": [ "r189" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses.", "label": "Loans, Notes, Trade and Other Receivables Disclosure [Text Block]", "terseLabel": "LOANS" } } }, "localname": "LoansNotesTradeAndOtherReceivablesDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LOANS" ], "xbrltype": "textBlockItemType" }, "us-gaap_LoansReceivableFairValueDisclosure": { "auth_ref": [ "r189" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.", "label": "Loans Receivable, Fair Value Disclosure", "terseLabel": "Net loans" } } }, "localname": "LoansReceivableFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansReceivableHeldForSaleAmount": { "auth_ref": [ "r158" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The face amount of loans that will be sold to other entities.", "label": "Loans Receivable Held-for-sale, Amount", "terseLabel": "Unpaid principal balance of loans held for sale" } } }, "localname": "LoansReceivableHeldForSaleAmount", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansReceivableWithFixedRatesOfInterest1": { "auth_ref": [ "r158" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of loan with fixed rate of interest.", "label": "Loans Receivable with Fixed Rates of Interest", "terseLabel": "Fixed Rate" } } }, "localname": "LoansReceivableWithFixedRatesOfInterest1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesSummaryofContractualAmountsofFinancialInstrumentswithOffBalanceSheetRiskDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansReceivableWithVariableRatesOfInterest1": { "auth_ref": [ "r158" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of loan with variable or adjustable rate of interest.", "label": "Loans Receivable with Variable Rates of Interest", "terseLabel": "Variable Rate" } } }, "localname": "LoansReceivableWithVariableRatesOfInterest1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesSummaryofContractualAmountsofFinancialInstrumentswithOffBalanceSheetRiskDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_LondonInterbankOfferedRateLIBORMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Interest rate at which a bank borrows funds from other banks in the London interbank market.", "label": "London Interbank Offered Rate (LIBOR) [Member]", "terseLabel": "LIBOR" } } }, "localname": "LondonInterbankOfferedRateLIBORMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "domainItemType" }, "us-gaap_LongTermPurchaseCommitmentLineItems": { "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": "Long-term Purchase Commitment [Line Items]", "terseLabel": "Long-term Purchase Commitment [Line Items]" } } }, "localname": "LongTermPurchaseCommitmentLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_LongTermPurchaseCommitmentTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Schedule setting forth key provisions of an arrangement under which the entity has agreed to purchase goods or services over a period of time greater than one year or the normal operating cycle, if longer, including the item for which expenditures will be made, minimum quantities, milestones, time period and committed amount.", "label": "Long-term Purchase Commitment [Table]", "terseLabel": "Long-term Purchase Commitment [Table]" } } }, "localname": "LongTermPurchaseCommitmentTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesAdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_LongtermDebtTypeAxis": { "auth_ref": [ "r29" ], "lang": { "en-US": { "role": { "documentation": "Information by type of long-term debt.", "label": "Long-term Debt, Type [Axis]", "terseLabel": "Long-term Debt, Type" } } }, "localname": "LongtermDebtTypeAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SubordinatedNotesAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "stringItemType" }, "us-gaap_LongtermDebtTypeDomain": { "auth_ref": [ "r29", "r297" ], "lang": { "en-US": { "role": { "documentation": "Type of long-term debt arrangement, such as notes, line of credit, commercial paper, asset-based financing, project financing, letter of credit financing. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer.", "label": "Long-term Debt, Type [Domain]", "terseLabel": "Long-term Debt, Type" } } }, "localname": "LongtermDebtTypeDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SubordinatedNotesAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "domainItemType" }, "us-gaap_LossContingenciesByNatureOfContingencyAxis": { "auth_ref": [ "r283", "r284", "r285", "r286", "r287", "r288", "r289", "r291", "r292" ], "lang": { "en-US": { "role": { "documentation": "Information by type of existing condition, situation, or set of circumstances involving uncertainty as to possible loss to an enterprise that will ultimately be resolved when one or more future events occur or fail to occur.", "label": "Loss Contingency Nature [Axis]", "terseLabel": "Loss Contingency Nature [Axis]" } } }, "localname": "LossContingenciesByNatureOfContingencyAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesSummaryofContractualAmountsofFinancialInstrumentswithOffBalanceSheetRiskDetails" ], "xbrltype": "stringItemType" }, "us-gaap_LossContingencyNatureDomain": { "auth_ref": [ "r283", "r284", "r285", "r286", "r287", "r288", "r289", "r291", "r292" ], "lang": { "en-US": { "role": { "documentation": "An existing condition, situation, or set of circumstances involving uncertainty as to possible loss to an enterprise that will ultimately be resolved when one or more future events occur or fail to occur. Resolution of the uncertainty may confirm the incurrence of a loss or impairment of an asset or the incurrence of a liability.", "label": "Loss Contingency, Nature [Domain]", "terseLabel": "Loss Contingency, Nature [Domain]" } } }, "localname": "LossContingencyNatureDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesSummaryofContractualAmountsofFinancialInstrumentswithOffBalanceSheetRiskDetails" ], "xbrltype": "domainItemType" }, "us-gaap_MarketableSecuritiesLineItems": { "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": "Marketable Securities [Line Items]", "terseLabel": "Marketable Securities [Line Items]" } } }, "localname": "MarketableSecuritiesLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_MarketableSecuritiesTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about investment in marketable security.", "label": "Marketable Securities [Table]", "terseLabel": "Marketable Securities [Table]" } } }, "localname": "MarketableSecuritiesTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_MarketingExpense": { "auth_ref": [ "r66" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "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 Expense", "terseLabel": "Marketing" } } }, "localname": "MarketingExpense", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_MaturitiesOfTimeDepositsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Maturities of Time Deposits [Abstract]", "terseLabel": "Maturities of Time Deposits [Abstract]" } } }, "localname": "MaturitiesOfTimeDepositsAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsScheduleofMaturitiesofTimeDepositsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_MinorityInterest": { "auth_ref": [ "r34", "r549", "r613" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 2.0, "parentTag": "us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest", "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 is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).", "label": "Stockholders' Equity Attributable to Noncontrolling Interest", "terseLabel": "Noncontrolling interest in consolidated subsidiary" } } }, "localname": "MinorityInterest", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders": { "auth_ref": [ "r308" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.", "label": "Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders", "negatedLabel": "Earnings attributable to noncontrolling interest" } } }, "localname": "MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "monetaryItemType" }, "us-gaap_MortgageBankingMember": { "auth_ref": [ "r313" ], "lang": { "en-US": { "role": { "documentation": "Origination or servicing of loan secured by real property.", "label": "Mortgage Banking [Member]", "terseLabel": "Mortgage banking service" } } }, "localname": "MortgageBankingMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "domainItemType" }, "us-gaap_NetCashProvidedByUsedInFinancingActivities": { "auth_ref": [ "r87" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 3.0, "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.", "label": "Net Cash Provided by (Used in) Financing Activities", "totalLabel": "Net cash from financing activities" } } }, "localname": "NetCashProvidedByUsedInFinancingActivities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Net Cash Provided by (Used in) Financing Activities [Abstract]", "terseLabel": "Cash flows from financing activities" } } }, "localname": "NetCashProvidedByUsedInFinancingActivitiesAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_NetCashProvidedByUsedInInvestingActivities": { "auth_ref": [ "r87" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 2.0, "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.", "label": "Net Cash Provided by (Used in) Investing Activities", "totalLabel": "Net cash from investing activities" } } }, "localname": "NetCashProvidedByUsedInInvestingActivities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Net Cash Provided by (Used in) Investing Activities [Abstract]", "terseLabel": "Cash flows from investing activities" } } }, "localname": "NetCashProvidedByUsedInInvestingActivitiesAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_NetCashProvidedByUsedInOperatingActivities": { "auth_ref": [ "r87", "r89", "r92" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 1.0, "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "lang": { "en-US": { "role": { "documentation": "Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.", "label": "Net Cash Provided by (Used in) Operating Activities", "totalLabel": "Net cash from operating activities" } } }, "localname": "NetCashProvidedByUsedInOperatingActivities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Net Cash Provided by (Used in) Operating Activities [Abstract]", "terseLabel": "Cash flows from operating activities" } } }, "localname": "NetCashProvidedByUsedInOperatingActivitiesAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_NetIncomeLossAttributableToNoncontrollingInterest": { "auth_ref": [ "r53", "r56", "r413", "r418" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 2.0, "parentTag": "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of Net Income (Loss) attributable to noncontrolling interest.", "label": "Net Income (Loss) Attributable to Noncontrolling Interest", "negatedLabel": "Earnings attributable to noncontrolling interest" } } }, "localname": "NetIncomeLossAttributableToNoncontrollingInterest", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic": { "auth_ref": [ "r120", "r123" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail": { "order": 1.0, "parentTag": "us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders.", "label": "Net Income (Loss) Available to Common Stockholders, Basic", "terseLabel": "Net Income (Loss) Available to Common Stockholders, Basic", "totalLabel": "Net income available to common shareholders", "verboseLabel": "Net income available to common shareholders" } } }, "localname": "NetIncomeLossAvailableToCommonStockholdersBasic", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME", "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail", "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedSummaryofSelectedConsolidatedQuarterlyFinancialDataDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted": { "auth_ref": [ "r123", "r124" ], "calculation": { "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) available to common shareholders.", "label": "Net Income (Loss) Available to Common Stockholders, Diluted", "totalLabel": "Net income allocated to common shareholders", "verboseLabel": "Net income allocated to common shareholders" } } }, "localname": "NetIncomeLossAvailableToCommonStockholdersDiluted", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy pertaining to new accounting pronouncements that may impact the entity's financial reporting. Includes, but is not limited to, quantification of the expected or actual impact.", "label": "New Accounting Pronouncements, Policy [Policy Text Block]", "terseLabel": "Adoption of New Accounting Standards" } } }, "localname": "NewAccountingPronouncementsPolicyPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_NoncontrollingInterestMember": { "auth_ref": [ "r407" ], "lang": { "en-US": { "role": { "documentation": "This element represents that portion of equity (net assets) in a subsidiary not attributable, directly or indirectly, to the parent. A noncontrolling interest is sometimes called a minority interest.", "label": "Noncontrolling Interest [Member]", "terseLabel": "Noncontrolling Interest" } } }, "localname": "NoncontrollingInterestMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "domainItemType" }, "us-gaap_NoninterestBearingDepositLiabilities": { "auth_ref": [ "r556" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 1.0, "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": "Noninterest-bearing Deposit Liabilities", "terseLabel": "Non-interest bearing" } } }, "localname": "NoninterestBearingDepositLiabilities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_NoninterestExpense": { "auth_ref": [ "r575" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 3.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Total aggregate amount of all noninterest expense.", "label": "Noninterest Expense", "terseLabel": "Noninterest expense", "totalLabel": "Total noninterest expense" } } }, "localname": "NoninterestExpense", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME", "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedSummaryofSelectedConsolidatedQuarterlyFinancialDataDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_NoninterestExpenseAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Noninterest Expense [Abstract]", "terseLabel": "Noninterest expense" } } }, "localname": "NoninterestExpenseAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "stringItemType" }, "us-gaap_NoninterestIncome": { "auth_ref": [ "r573" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 2.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "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": "Noninterest Income", "terseLabel": "Noninterest income", "totalLabel": "Total noninterest income" } } }, "localname": "NoninterestIncome", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME", "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedSummaryofSelectedConsolidatedQuarterlyFinancialDataDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_NoninterestIncomeAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Noninterest Income [Abstract]", "terseLabel": "Noninterest income" } } }, "localname": "NoninterestIncomeAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "stringItemType" }, "us-gaap_NotesReceivableGross": { "auth_ref": [ "r245" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 1.0, "parentTag": "us-gaap_NotesReceivableNet", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount, before allowance for credit loss, of financing receivable.", "label": "Financing Receivable, before Allowance for Credit Loss", "totalLabel": "Total loans", "verboseLabel": "Loans held for investment, net of deferred fees" } } }, "localname": "NotesReceivableGross", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_NotesReceivableNet": { "auth_ref": [ "r13", "r158", "r245" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 6.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.", "label": "Financing Receivable, after Allowance for Credit Loss", "totalLabel": "Net loans" } } }, "localname": "NotesReceivableNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OccupancyNet": { "auth_ref": [ "r68", "r489", "r574" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 2.0, "parentTag": "us-gaap_NoninterestExpense", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of net occupancy expense that may include items, such as depreciation of facilities and equipment, lease expenses, property taxes and property and casualty insurance expense.", "label": "Occupancy, Net", "terseLabel": "Occupancy and equipment" } } }, "localname": "OccupancyNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseCost": { "auth_ref": [ "r500", "r508" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails": { "order": 4.0, "parentTag": "us-gaap_LeaseCost", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.", "label": "Operating Lease, Cost", "terseLabel": "Operating lease cost" } } }, "localname": "OperatingLeaseCost", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseExpense": { "auth_ref": [ "r494" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of operating lease expense. Excludes sublease income.", "label": "Operating Lease, Expense", "terseLabel": "Rent expense" } } }, "localname": "OperatingLeaseExpense", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails", "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseLiability": { "auth_ref": [ "r492" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails_1": { "order": 1.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease.", "label": "Operating Lease, Liability", "terseLabel": "Operating leases", "verboseLabel": "Net lease liabilities" } } }, "localname": "OperatingLeaseLiability", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails", "http://www.franklinsynergybank.com/role/LeasesSummaryofConsolidatedStatementsofConditionClassificationofROUAssetsandLeaseLiabilitiesDetails", "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeasePayments": { "auth_ref": [ "r497", "r503" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.", "label": "Operating Lease, Payments", "terseLabel": "Operating cash flows from operating leases" } } }, "localname": "OperatingLeasePayments", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesSupplementalCashFlowInformationRelatedtoLeasesDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseRightOfUseAsset": { "auth_ref": [ "r491" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of lessee's right to use underlying asset under operating lease.", "label": "Operating Lease, Right-of-Use Asset", "terseLabel": "Operating leases", "verboseLabel": "Operating lease, right-of-use asset" } } }, "localname": "OperatingLeaseRightOfUseAsset", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesSummaryofConsolidatedStatementsofConditionClassificationofROUAssetsandLeaseLiabilitiesDetails", "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent": { "auth_ref": [ "r505", "r508" ], "lang": { "en-US": { "role": { "documentation": "Weighted average discount rate for operating lease calculated at point in time.", "label": "Operating Lease, Weighted Average Discount Rate, Percent", "terseLabel": "Operating leases" } } }, "localname": "OperatingLeaseWeightedAverageDiscountRatePercent", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofWeightedAverageRemainingTermandDiscountedRatesDetails" ], "xbrltype": "percentItemType" }, "us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1": { "auth_ref": [ "r504", "r508" ], "lang": { "en-US": { "role": { "documentation": "Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.", "label": "Operating Lease, Weighted Average Remaining Lease Term", "terseLabel": "Operating leases" } } }, "localname": "OperatingLeaseWeightedAverageRemainingLeaseTerm1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofWeightedAverageRemainingTermandDiscountedRatesDetails" ], "xbrltype": "durationItemType" }, "us-gaap_OperatingLeasesRentExpenseNet": { "auth_ref": [ "r488" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.", "label": "Operating Leases, Rent Expense, Net", "terseLabel": "Rent expense" } } }, "localname": "OperatingLeasesRentExpenseNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLossCarryforwards": { "auth_ref": [ "r379" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.", "label": "Operating Loss Carryforwards", "terseLabel": "Federal net operating losses annual limitation amount" } } }, "localname": "OperatingLossCarryforwards", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherAssets": { "auth_ref": [ "r6", "r545", "r609" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 15.0, "parentTag": "us-gaap_Assets", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail": { "order": 4.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of assets classified as other.", "label": "Other Assets", "terseLabel": "Other assets" } } }, "localname": "OtherAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherAssetsFairValueDisclosure": { "auth_ref": [], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value portion of other assets.", "label": "Other Assets, Fair Value Disclosure", "terseLabel": "Other assets" } } }, "localname": "OtherAssetsFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParentAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Tax, Portion Attributable to Parent [Abstract]", "terseLabel": "Unrealized gains/losses on securities:" } } }, "localname": "OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParentAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" ], "xbrltype": "stringItemType" }, "us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent": { "auth_ref": [ "r409", "r410", "r415" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": { "order": 3.0, "parentTag": "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of tax expense (benefit), after 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": "Other Comprehensive Income (Loss), Available-for-sale Securities, Tax, Portion Attributable to Parent", "negatedLabel": "Tax effect, includes $534, $(1,087), and $351, respectively, income tax (benefit) expense from sales of securities" } } }, "localname": "OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParentAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax, Parent [Abstract]", "terseLabel": "Unrealized gains/losses on cash flow hedge:" } } }, "localname": "OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParentAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" ], "xbrltype": "stringItemType" }, "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax": { "auth_ref": [ "r43", "r44", "r46" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": { "order": 1.0, "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount before tax, after reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) loss.", "label": "Other Comprehensive Income (Loss), Securities, Available-for-sale, Adjustment, before Tax", "totalLabel": "Net unrealized gains (losses) on securities" } } }, "localname": "OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax": { "auth_ref": [ "r43", "r44", "r47" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of tax expense (benefit), after reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) loss.", "label": "Other Comprehensive Income (Loss), Securities, Available-for-sale, Tax", "terseLabel": "Income tax (benefit) expense from sales of securities" } } }, "localname": "OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMEParenthetical" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent": { "auth_ref": [ "r46" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": { "order": 2.0, "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount, after tax and reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness, attributable to parent.", "label": "Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent", "terseLabel": "Net unrealized gains (losses) on cash flow hedge" } } }, "localname": "OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent": { "auth_ref": [ "r47" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount, after reclassification, of tax expense (benefit) for gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness, attributable to parent.", "label": "Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax, Parent", "terseLabel": "Tax effect" } } }, "localname": "OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTaxParent", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax": { "auth_ref": [ "r42", "r46", "r435", "r441", "r462" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.", "label": "Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax", "terseLabel": "Unrealized holding gain (loss) arising during the period", "verboseLabel": "Amount of Gain (Loss) Recognized in Other Comprehensive Income" } } }, "localname": "OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossFairValueHedgeDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent": { "auth_ref": [ "r54", "r57", "r409", "r410", "r415" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": { "order": 2.0, "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount after tax of other comprehensive income (loss) attributable to parent entity.", "label": "Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent", "terseLabel": "Other comprehensive loss", "totalLabel": "Total other comprehensive income (loss)" } } }, "localname": "OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]", "terseLabel": "Other comprehensive income (loss), net of tax:" } } }, "localname": "OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" ], "xbrltype": "stringItemType" }, "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax": { "auth_ref": [ "r46", "r50", "r51", "r230" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": { "order": 2.0, "parentTag": "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount before tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.", "label": "Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax", "negatedLabel": "Reclassification adjustment for (gains) losses on sales, calls, and prepayments of securities included in net income" } } }, "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax": { "auth_ref": [ "r43", "r46", "r230" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": { "order": 1.0, "parentTag": "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount before tax and reclassification adjustments of unrealized holding gain (loss) on available-for-sale securities.", "label": "Other Comprehensive Income (Loss), Securities, Available-for-Sale, Unrealized Holding Gain (Loss) Arising During Period, before Tax", "terseLabel": "Unrealized holding gains (losses) arising during the period" } } }, "localname": "OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherExpenses": { "auth_ref": [ "r67", "r622" ], "calculation": { "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail": { "order": 4.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of expense classified as other.", "label": "Other Expenses", "terseLabel": "Other expense" } } }, "localname": "OtherExpenses", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherIncome": { "auth_ref": [ "r621" ], "calculation": { "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail": { "order": 2.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of revenue and income classified as other.", "label": "Other Income", "terseLabel": "Other income" } } }, "localname": "OtherIncome", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherLiabilities": { "auth_ref": [ "r560" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 5.0, "parentTag": "us-gaap_Liabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of liabilities classified as other.", "label": "Other Liabilities", "terseLabel": "Other liabilities" } } }, "localname": "OtherLiabilities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherLiabilitiesFairValueDisclosure": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Fair value portion of other liabilities.", "label": "Other Liabilities, Fair Value Disclosure", "terseLabel": "Other liabilities" } } }, "localname": "OtherLiabilitiesFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherNoninterestExpense": { "auth_ref": [ "r575" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 7.0, "parentTag": "us-gaap_NoninterestExpense", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of noninterest expense classified as other.", "label": "Other Noninterest Expense", "terseLabel": "Other" } } }, "localname": "OtherNoninterestExpense", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld": { "auth_ref": [ "r226", "r227" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The cumulative amount of credit losses recognized in earnings related to debt securities held for which a portion of an other than temporary impairment (OTTI) was recognized in other comprehensive income (a component of shareholders' equity).", "label": "Other than Temporary Impairment, Credit Losses Recognized in Earnings, Credit Losses on Debt Securities Held", "terseLabel": "Other-than-temporary impairment recognized" } } }, "localname": "OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic": { "auth_ref": [ "r129" ], "calculation": { "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail": { "order": 2.0, "parentTag": "us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of earnings (loss) distributed and earnings (loss) allocated to participating securities for the basic earnings (loss) per share or per unit calculation under the two-class method.", "label": "Participating Securities, Distributed and Undistributed Earnings (Loss), Basic", "negatedLabel": "Less: earnings allocated to participating securities" } } }, "localname": "ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_PassMember": { "auth_ref": [ "r177", "r246" ], "lang": { "en-US": { "role": { "documentation": "A category of financing receivables not considered to be special mention, substandard, doubtful, and loss receivables.", "label": "Pass [Member]", "terseLabel": "Pass" } } }, "localname": "PassMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_PastDueFinancingReceivablesTableTextBlock": { "auth_ref": [ "r184", "r185", "r241", "r252" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of aging analysis for financing receivable.", "label": "Financing Receivable, Past Due [Table Text Block]", "terseLabel": "Schedule of Aging of Recorded Investment in Past Due Loans by Class of Loans" } } }, "localname": "PastDueFinancingReceivablesTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_PaymentsForCapitalImprovements": { "auth_ref": [ "r75" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The cash outflow for acquisition of or capital improvements to properties held for investment (operating, managed, leased) or for use.", "label": "Payments for Capital Improvements", "terseLabel": "Construction of leasehold improvements" } } }, "localname": "PaymentsForCapitalImprovements", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsForOriginationAndPurchasesOfLoansHeldForSale": { "auth_ref": [ "r85" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 11.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The aggregate amount of cash outflow for loans purchased and created with the intention to resell them in the near future.", "label": "Payments for Origination and Purchases of Loans Held-for-sale", "negatedLabel": "Origination of loans held for sale" } } }, "localname": "PaymentsForOriginationAndPurchasesOfLoansHeldForSale", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsForProceedsFromOtherLoansAndLeases": { "auth_ref": [ "r116" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 6.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The net cash outflow or inflow for other changes, net, in the loan and lease balances held for investment purposes that are not separately disclosed. Includes cash payments and proceeds associated with (a) loans held-for-investment, (b) leases held-for-investment, and (c) both.", "label": "Payments for (Proceeds from) Other Loans and Leases", "terseLabel": "Net change in loans" } } }, "localname": "PaymentsForProceedsFromOtherLoansAndLeases", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsForRepurchaseOfCommonStock": { "auth_ref": [ "r79" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 10.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 6.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The cash outflow to reacquire common stock during the period.", "label": "Payments for Repurchase of Common Stock", "negatedLabel": "Purchase of treasury stock", "terseLabel": "Purchase of Treasury Stock" } } }, "localname": "PaymentsForRepurchaseOfCommonStock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsOfDividendsCommonStock": { "auth_ref": [ "r79" ], "calculation": { "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 7.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.", "label": "Payments of Ordinary Dividends, Common Stock", "negatedLabel": "Dividends paid on common stock" } } }, "localname": "PaymentsOfDividendsCommonStock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock": { "auth_ref": [ "r79" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 9.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 8.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of cash outflow in the form of ordinary dividends to preferred shareholders of the parent entity.", "label": "Payments of Ordinary Dividends, Preferred Stock and Preference Stock", "negatedLabel": "Noncontrolling interest distributions" } } }, "localname": "PaymentsOfDividendsPreferredStockAndPreferenceStock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt": { "auth_ref": [ "r69", "r73", "r203" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 2.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of cash outflow to acquire investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Payments to Acquire Debt Securities, Available-for-sale", "negatedLabel": "Purchases" } } }, "localname": "PaymentsToAcquireAvailableForSaleSecuritiesDebt", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsToAcquireHeldToMaturitySecurities": { "auth_ref": [ "r73", "r203" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 4.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of cash outflow through purchase of long-term held-to-maturity securities.", "label": "Payments to Acquire Held-to-maturity Securities", "negatedLabel": "Purchases" } } }, "localname": "PaymentsToAcquireHeldToMaturitySecurities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates": { "auth_ref": [ "r74" ], "calculation": { "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 1.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity).", "label": "Payments to Acquire Interest in Subsidiaries and Affiliates", "negatedLabel": "Investments in subsidiaries" } } }, "localname": "PaymentsToAcquireInterestInSubsidiariesAndAffiliates", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsToAcquireLifeInsurancePolicies": { "auth_ref": [ "r76", "r86" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 8.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of cash outflow for payment of premium on corporate-owned life insurance policy, classified as investing activities. Includes, but is not limited to, bank-owned life insurance policy.", "label": "Payment to Acquire Life Insurance Policy, Investing Activities", "negatedLabel": "Purchase of bank owned life insurance", "terseLabel": "Procurement of various insurance policies" } } }, "localname": "PaymentsToAcquireLifeInsurancePolicies", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsToAcquirePropertyPlantAndEquipment": { "auth_ref": [ "r75" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 11.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.", "label": "Payments to Acquire Property, Plant, and Equipment", "negatedLabel": "Purchases of premises and equipment, net" } } }, "localname": "PaymentsToAcquirePropertyPlantAndEquipment", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsToAcquireRestrictedInvestments": { "auth_ref": [ "r76" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 9.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The cash outflow to acquire investments (not to include restricted cash) that are pledged or subject to withdrawal restrictions.", "label": "Payments to Acquire Restricted Investments", "negatedLabel": "Purchase of restricted equity securities" } } }, "localname": "PaymentsToAcquireRestrictedInvestments", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsToMinorityShareholders": { "auth_ref": [ "r81" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 11.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of cash outflow to a noncontrolling interest. Includes, but not limited to, reduction of noncontrolling interest ownership. Excludes dividends paid to the noncontrolling interest.", "label": "Payments to Noncontrolling Interests", "negatedLabel": "Noncontrolling interest distributions", "terseLabel": "Noncontrolling interest distributions" } } }, "localname": "PaymentsToMinorityShareholders", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_PlanNameAxis": { "auth_ref": [ "r330", "r359" ], "lang": { "en-US": { "role": { "documentation": "Information by plan name for share-based payment arrangement.", "label": "Plan Name [Axis]", "terseLabel": "Plan Name" } } }, "localname": "PlanNameAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofStockOptionsExercisedDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_PlanNameDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Plan name for share-based payment arrangement.", "label": "Plan Name [Domain]", "terseLabel": "Plan Name" } } }, "localname": "PlanNameDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofStockOptionsExercisedDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_PledgedAssetsSeparatelyReportedLoansPledgedForFederalHomeLoanBankAtFairValue": { "auth_ref": [ "r526" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The fair value, as of the date of each statement of financial position presented, of loans that are restricted as collateral for the payment of the FHLB debt obligations, and that are reclassified and separately reported in the statement of financial position because the transferee has the right by contract or custom to sell or re-pledge them.", "label": "Pledged Assets Separately Reported, Loans Pledged for Federal Home Loan Bank, at Fair Value", "terseLabel": "Loans pledged as security" } } }, "localname": "PledgedAssetsSeparatelyReportedLoansPledgedForFederalHomeLoanBankAtFairValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalHomeLoanBankAdvancesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged": { "auth_ref": [ "r528" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Sum of the carrying amounts as of the date of the latest financial statement presented of securities which are owned but transferred to another party to serve as collateral to partially or fully secure a debt obligation, repurchase agreement or other current or potential obligation, and for which the transferee is not permitted to sell or re-pledge them to an unrelated party.", "label": "Pledged Financial Instruments, Not Separately Reported, Securities", "terseLabel": "Carrying value of pledged securities" } } }, "localname": "PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_PortionAtFairValueFairValueDisclosureMember": { "auth_ref": [ "r477" ], "lang": { "en-US": { "role": { "documentation": "Measured at fair value for financial reporting purposes.", "label": "Portion at Fair Value Measurement [Member]", "terseLabel": "Fair Value Disclosure Item Amounts" } } }, "localname": "PortionAtFairValueFairValueDisclosureMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail", "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_PostemploymentBenefitPlansPolicy": { "auth_ref": [ "r103", "r317" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for postemployment benefits. Postemployment benefits are benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement, except for: a) benefits provided through a pension or postretirement benefit plan, b) individual deferred compensation arrangements, c) special or contractual termination benefits, and d) stock compensation plans.", "label": "Postemployment Benefit Plans, Policy [Policy Text Block]", "terseLabel": "Retirement Plans" } } }, "localname": "PostemploymentBenefitPlansPolicy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_PostemploymentBenefitsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Postemployment Benefits [Abstract]", "terseLabel": "Postemployment Benefits [Abstract]" } } }, "localname": "PostemploymentBenefitsAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_PreferredStockLiquidationPreferenceValue": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Value of the difference between preference in liquidation and the par or stated values of the preferred shares.", "label": "Preferred Stock, Liquidation Preference, Value", "terseLabel": "Preferred stock, liquidation value" } } }, "localname": "PreferredStockLiquidationPreferenceValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical" ], "xbrltype": "monetaryItemType" }, "us-gaap_PreferredStockSharesAuthorized": { "auth_ref": [ "r11" ], "lang": { "en-US": { "role": { "documentation": "The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.", "label": "Preferred Stock, Shares Authorized", "terseLabel": "Preferred stock, shares authorized (in shares)" } } }, "localname": "PreferredStockSharesAuthorized", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_PreferredStockSharesOutstanding": { "auth_ref": [ "r11" ], "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", "terseLabel": "Preferred stock, shares outstanding (in shares)" } } }, "localname": "PreferredStockSharesOutstanding", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_PreferredStockValue": { "auth_ref": [ "r11" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 1.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity.", "label": "Preferred Stock, Value, Issued", "terseLabel": "Preferred stock, no par value: 1,000,000 shares authorized; Senior non-cumulative preferred stock, no par value, $10,000 liquidation value: Series A, 10,000 shares authorized; no shares outstanding at December\u00a031, 2019 and December\u00a031, 2018" } } }, "localname": "PreferredStockValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_PrincipalAmountOutstandingOfLoansHeldInPortfolio": { "auth_ref": [ "r523" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "This is the result of the principal amount outstanding of total loans managed or securitized less securitized loans and loans that are in the process of being securitized.", "label": "Principal Amount Outstanding of Loans Held-in-portfolio", "terseLabel": "Principal amount outstanding of loans held-in-portfolio" } } }, "localname": "PrincipalAmountOutstandingOfLoansHeldInPortfolio", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_PriorPeriodReclassificationAdjustmentDescription": { "auth_ref": [ "r0" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for reclassifications that affects the comparability of the financial statements.", "label": "Reclassification, Policy [Policy Text Block]", "terseLabel": "Reclassifications" } } }, "localname": "PriorPeriodReclassificationAdjustmentDescription", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_ProceedsFromFederalHomeLoanBankBorrowings": { "auth_ref": [ "r78" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 3.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of cash inflow from Federal Home Loan Bank (FHLBank) borrowing, classified as financing activity.", "label": "Proceeds from FHLBank Borrowings, Financing Activities", "terseLabel": "Proceeds from Federal Home Loan Bank advances" } } }, "localname": "ProceedsFromFederalHomeLoanBankBorrowings", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities": { "auth_ref": [ "r69", "r70", "r203" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 3.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of cash inflow from maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-sale", "terseLabel": "Maturities, prepayments and calls" } } }, "localname": "ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities": { "auth_ref": [ "r70", "r203" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 5.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The cash inflow associated with the maturity, prepayments and calls (requests for early payments) of debt securities designated as held-to-maturity.", "label": "Proceeds from Maturities, Prepayments and Calls of Held-to-maturity Securities", "terseLabel": "Maturities, prepayments and calls" } } }, "localname": "ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromPaymentsForInInterestBearingDepositsInBanks": { "auth_ref": [ "r95", "r582" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 12.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The net cash inflow or outflow in Interest-bearing Deposits by banks in other financial institutions for relatively short periods of time including, for example, certificates of deposits.", "label": "Proceeds from (Payments for) in Interest-bearing Deposits in Banks", "terseLabel": "Decrease (increase) in certificates of deposits at other financial institutions" } } }, "localname": "ProceedsFromPaymentsForInInterestBearingDepositsInBanks", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromSaleAndMaturityOfHeldToMaturitySecuritiesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Proceeds from Sale and Maturity of Held-to-maturity Securities [Abstract]", "terseLabel": "Held to maturity securities:" } } }, "localname": "ProceedsFromSaleAndMaturityOfHeldToMaturitySecuritiesAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "stringItemType" }, "us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt": { "auth_ref": [ "r69", "r70", "r203" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 1.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of cash inflow from sale of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Proceeds from Sale of Debt Securities, Available-for-sale", "terseLabel": "Sales", "verboseLabel": "Proceeds from sales" } } }, "localname": "ProceedsFromSaleOfAvailableForSaleSecuritiesDebt", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofRealizedGainLossesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromSaleOfForeclosedAssets": { "auth_ref": [ "r72" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 10.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The cash inflow from the sale assets received in full or partial satisfaction of a receivable including real and personal property; equity interests in corporations, partnerships, and joint ventures; and beneficial interests in trusts. Foreclosed assets also include loans that are treated as if the underlying collateral had been foreclosed because the institution has taken possession of the collateral, even though legal foreclosure or repossession proceedings have not taken place.", "label": "Proceeds from Sale of Foreclosed Assets", "terseLabel": "Proceeds from sale of foreclosed assets" } } }, "localname": "ProceedsFromSaleOfForeclosedAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromSaleOfLoansHeldForInvestment": { "auth_ref": [ "r70" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 7.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The cash inflow from Sales of Loans Held For Investment.", "label": "Proceeds from Sale of Loans Held-for-investment", "terseLabel": "Proceeds from sale of loans held for investment" } } }, "localname": "ProceedsFromSaleOfLoansHeldForInvestment", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromSaleOfLoansHeldForSale": { "auth_ref": [ "r82", "r85" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 12.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The cash inflow resulting from the sale of loans classified as held-for-sale, including proceeds from loans sold through mortgage securitization.", "label": "Proceeds from Sale of Loans Held-for-sale", "terseLabel": "Proceeds from sale of loans held for sale" } } }, "localname": "ProceedsFromSaleOfLoansHeldForSale", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromStockOptionsExercised": { "auth_ref": [ "r77", "r360" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 6.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 2.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of cash inflow from exercise of option under share-based payment arrangement.", "label": "Proceeds from Stock Options Exercised", "terseLabel": "Proceeds from exercise of common stock options", "verboseLabel": "Cash received from options exercised" } } }, "localname": "ProceedsFromStockOptionsExercised", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofStockOptionsExercisedDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromWarrantExercises": { "auth_ref": [ "r77" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 5.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 1.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "The cash inflow associated with the amount received from holders exercising their stock warrants.", "label": "Proceeds from Warrant Exercises", "terseLabel": "Proceeds from exercise of common stock warrants" } } }, "localname": "ProceedsFromWarrantExercises", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProfessionalFees": { "auth_ref": [ "r627", "r628" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "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 Fees", "terseLabel": "Professional fees" } } }, "localname": "ProfessionalFees", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProfitLoss": { "auth_ref": [ "r53", "r56", "r84", "r155", "r156", "r409", "r412", "r414", "r418", "r419" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 1.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": { "order": 1.0, "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 1.0, "parentTag": "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 1.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "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 Income (Loss), Including Portion Attributable to Noncontrolling Interest", "terseLabel": "Net income", "totalLabel": "Net income" } } }, "localname": "ProfitLoss", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofIncomeandComprehensiveIncomeDetail", "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedSummaryofSelectedConsolidatedQuarterlyFinancialDataDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_PropertyPlantAndEquipmentByTypeAxis": { "auth_ref": [ "r22", "r280" ], "lang": { "en-US": { "role": { "documentation": "Information by type of long-lived, physical assets used to produce goods and services and not intended for resale.", "label": "Property, Plant and Equipment, Type [Axis]", "terseLabel": "Property, Plant and Equipment, Type" } } }, "localname": "PropertyPlantAndEquipmentByTypeAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail" ], "xbrltype": "stringItemType" }, "us-gaap_PropertyPlantAndEquipmentGross": { "auth_ref": [ "r21", "r278" ], "calculation": { "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail": { "order": 1.0, "parentTag": "us-gaap_PropertyPlantAndEquipmentNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.", "label": "Property, Plant and Equipment, Gross", "terseLabel": "Property plant and equipment gross" } } }, "localname": "PropertyPlantAndEquipmentGross", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_PropertyPlantAndEquipmentLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Property, Plant and Equipment [Line Items]", "terseLabel": "Property, Plant and Equipment [Line Items]" } } }, "localname": "PropertyPlantAndEquipmentLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail" ], "xbrltype": "stringItemType" }, "us-gaap_PropertyPlantAndEquipmentNet": { "auth_ref": [ "r4", "r5", "r280", "r615" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 8.0, "parentTag": "us-gaap_Assets", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "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": "Property, Plant and Equipment, Net", "terseLabel": "Premises and equipment, net", "totalLabel": "Property plant and equipment net" } } }, "localname": "PropertyPlantAndEquipmentNet", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_PropertyPlantAndEquipmentPolicyTextBlock": { "auth_ref": [ "r20", "r103", "r280" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, basis of assets, depreciation and depletion methods used, including composite deprecation, estimated useful lives, capitalization policy, accounting treatment for costs incurred for repairs and maintenance, capitalized interest and the method it is calculated, disposals and impairments.", "label": "Property, Plant and Equipment, Policy [Policy Text Block]", "terseLabel": "Premises and Equipment" } } }, "localname": "PropertyPlantAndEquipmentPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_PropertyPlantAndEquipmentTextBlock": { "auth_ref": [ "r4", "r280" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.", "label": "Property, Plant and Equipment [Table Text Block]", "terseLabel": "Summary of Premises and Equipment" } } }, "localname": "PropertyPlantAndEquipmentTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_PropertyPlantAndEquipmentTypeDomain": { "auth_ref": [ "r4", "r278" ], "lang": { "en-US": { "role": { "documentation": "Listing of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.", "label": "Property, Plant and Equipment, Type [Domain]", "terseLabel": "Property, Plant and Equipment, Type" } } }, "localname": "PropertyPlantAndEquipmentTypeDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail" ], "xbrltype": "domainItemType" }, "us-gaap_PropertyPlantAndEquipmentUsefulLife": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.", "label": "Property, Plant and Equipment, Useful Life", "terseLabel": "Estimated useful lives of premises and equipment" } } }, "localname": "PropertyPlantAndEquipmentUsefulLife", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "durationItemType" }, "us-gaap_ProvisionForLoanAndLeaseLosses": { "auth_ref": [ "r90", "r161", "r570" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 8.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 2.0, "parentTag": "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of expense related to estimated loss from loan and lease transactions.", "label": "Provision for Loan and Lease Losses", "terseLabel": "Provision for loan losses" } } }, "localname": "ProvisionForLoanAndLeaseLosses", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME", "http://www.franklinsynergybank.com/role/FairValueAdditionalinformationDetail", "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedSummaryofSelectedConsolidatedQuarterlyFinancialDataDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProvisionForLoanLossesExpensed": { "auth_ref": [ "r236", "r552", "r563" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of credit loss expense (reversal of expense) for financing receivable.", "label": "Financing Receivable, Credit Loss, Expense (Reversal)", "terseLabel": "Provision for loan losses" } } }, "localname": "ProvisionForLoanLossesExpensed", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansActivityinAllowanceforLoanLossesbyPortfolioSegmentDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_QuarterlyFinancialInformationDisclosureAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Quarterly Financial Information Disclosure [Abstract]", "terseLabel": "Quarterly Financial Information Disclosure [Abstract]" } } }, "localname": "QuarterlyFinancialInformationDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_QuarterlyFinancialInformationTextBlock": { "auth_ref": [ "r142" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for quarterly financial data. Includes, but is not limited to, tabular presentation of financial information for fiscal quarters, effect of year-end adjustments, and an explanation of matters or transactions that affect comparability of the information.", "label": "Quarterly Financial Information [Text Block]", "terseLabel": "QUARTERLY FINANCIAL RESULTS (UNAUDITED)" } } }, "localname": "QuarterlyFinancialInformationTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/QUARTERLYFINANCIALRESULTSUNAUDITED" ], "xbrltype": "textBlockItemType" }, "us-gaap_ReceivablesAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Receivables [Abstract]", "terseLabel": "Receivables [Abstract]" } } }, "localname": "ReceivablesAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_RegulatoryAgencyAxis": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Information by name of regulatory agency.", "label": "Regulatory Agency [Axis]", "terseLabel": "Regulatory Agency" } } }, "localname": "RegulatoryAgencyAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/AdditionalInformationDetails" ], "xbrltype": "stringItemType" }, "us-gaap_RegulatoryAgencyDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Organization that establishes and ensures compliance with rules or regulations.", "label": "Regulatory Agency [Domain]", "terseLabel": "Regulatory Agency" } } }, "localname": "RegulatoryAgencyDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/AdditionalInformationDetails" ], "xbrltype": "domainItemType" }, "us-gaap_RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock": { "auth_ref": [ "r595", "r596", "r597", "r598", "r599", "r600", "r601", "r602", "r605" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for regulatory capital requirement for depository and lending institutions. Institutions include, but not are not limited to, finance company, insured depository institution, bank holding company, savings and loan association holding company, bank and savings institution not federally insured, mortgage company, foreign financial institution and credit union.", "label": "Regulatory Capital Requirements under Banking Regulations [Text Block]", "terseLabel": "REGULATORY CAPITAL MATTERS" } } }, "localname": "RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/REGULATORYCAPITALMATTERS" ], "xbrltype": "textBlockItemType" }, "us-gaap_RelatedPartyDepositLiabilities": { "auth_ref": [ "r111" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of deposits held by the entity for a related party (entity, shareholder, employee).", "label": "Related Party Deposit Liabilities", "verboseLabel": "Deposits from principal officers, directors, and their affiliates" } } }, "localname": "RelatedPartyDepositLiabilities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_RelatedPartyTransactionAxis": { "auth_ref": [ "r321", "r511", "r512" ], "lang": { "en-US": { "role": { "documentation": "Information by type of related party transaction.", "label": "Related Party Transaction [Axis]", "terseLabel": "Related Party Transaction" } } }, "localname": "RelatedPartyTransactionAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_RelatedPartyTransactionDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Transaction between related party.", "label": "Related Party Transaction [Domain]", "terseLabel": "Related Party Transaction" } } }, "localname": "RelatedPartyTransactionDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_RelatedPartyTransactionLineItems": { "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": "Related Party Transaction [Line Items]", "terseLabel": "Related Party Transaction [Line Items]" } } }, "localname": "RelatedPartyTransactionLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_RelatedPartyTransactionsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Related Party Transactions [Abstract]", "terseLabel": "Related Party Transactions [Abstract]" } } }, "localname": "RelatedPartyTransactionsAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_RelatedPartyTransactionsDisclosureTextBlock": { "auth_ref": [ "r516" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates.", "label": "Related Party Transactions Disclosure [Text Block]", "terseLabel": "RELATED PARTY TRANSACTIONS" } } }, "localname": "RelatedPartyTransactionsDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RELATEDPARTYTRANSACTIONS" ], "xbrltype": "textBlockItemType" }, "us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings": { "auth_ref": [ "r80" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 4.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of cash outflow for repayment of Federal Home Loan Bank (FHLBank) borrowing, classified as financing activity.", "label": "Payments of FHLBank Borrowings, Financing Activities", "negatedLabel": "Repayment of Federal Home Loan Bank advances" } } }, "localname": "RepaymentsOfFederalHomeLoanBankBorrowings", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_RepurchaseAgreementsResaleAgreementsSecuritiesBorrowedAndSecuritiesLoanedDisclosureTextBlock": { "auth_ref": [ "r539" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for repurchase agreements (also known as repos), resale agreements (also known as reverse repurchase agreements or reverse repos), securities borrowed transactions, and securities loaned transactions.", "label": "Repurchase Agreements, Resale Agreements, Securities Borrowed, and Securities Loaned Disclosure [Text Block]", "terseLabel": "FEDERAL FUNDS PURCHASES AND REPURCHASE AGREEMENTS" } } }, "localname": "RepurchaseAgreementsResaleAgreementsSecuritiesBorrowedAndSecuritiesLoanedDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FEDERALFUNDSPURCHASESANDREPURCHASEAGREEMENTS" ], "xbrltype": "textBlockItemType" }, "us-gaap_ResidentialMortgageBackedSecuritiesMember": { "auth_ref": [ "r204", "r319" ], "lang": { "en-US": { "role": { "documentation": "Securities collateralized by residential real estate mortgage loans.", "label": "Residential Mortgage Backed Securities [Member]", "terseLabel": "Mortgage-backed securities: residential" } } }, "localname": "ResidentialMortgageBackedSecuritiesMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofHTMSecuritiesPortfolioDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail", "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail" ], "xbrltype": "domainItemType" }, "us-gaap_ResidentialPortfolioSegmentMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Portfolio segment of the company's total financing receivables related to residential financing receivables.", "label": "Residential Portfolio Segment [Member]", "terseLabel": "Residential Real Estate" } } }, "localname": "ResidentialPortfolioSegmentMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsMeasuredonRecurringandNonrecurringBasisDetails", "http://www.franklinsynergybank.com/role/LoansActivityinAllowanceforLoanLossesbyPortfolioSegmentDetail", "http://www.franklinsynergybank.com/role/LoansAllowanceforLoanLossesandRecordedInvestmentinLoansbyPortfolioSegmentandBasedonImpairmentMethodDetail", "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofRecordedInvestmentinNonaccrualandLoansPastDueOver90DaysonAccrualbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_RestrictedStockMember": { "auth_ref": [ "r136" ], "lang": { "en-US": { "role": { "documentation": "Stock including a provision that prohibits sale or substantive sale of an equity instrument for a specified period of time or until specified performance conditions are met.", "label": "Restricted Stock [Member]", "terseLabel": "Restricted Stock" } } }, "localname": "RestrictedStockMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_RestrictedStockUnitsRSUMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Share instrument which is convertible to stock or an equivalent amount of cash, after a specified period of time or when specified performance conditions are met.", "label": "Restricted Stock Units (RSUs) [Member]", "terseLabel": "Restricted Stock Units (RSUs)" } } }, "localname": "RestrictedStockUnitsRSUMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_RetainedEarningsAccumulatedDeficit": { "auth_ref": [ "r14", "r308", "r612" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 3.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.", "label": "Retained Earnings (Accumulated Deficit)", "terseLabel": "Retained earnings" } } }, "localname": "RetainedEarningsAccumulatedDeficit", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_RetainedEarningsMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.", "label": "Retained Earnings [Member]", "terseLabel": "Retained Earnings" } } }, "localname": "RetainedEarningsMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "domainItemType" }, "us-gaap_RetirementPlanTypeAxis": { "auth_ref": [ "r315", "r316", "r322", "r323", "r325" ], "lang": { "en-US": { "role": { "documentation": "Information by type of retirement benefit plan. Includes, but is not limited to, retirement benefit arrangement for defined benefit pension and other postretirement plans, retirement benefit arrangement for defined contribution pension and other postretirement plans, and special and contractual termination benefits payable upon retirement.", "label": "Retirement Plan Type [Axis]", "terseLabel": "Retirement Plan Type" } } }, "localname": "RetirementPlanTypeAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BenefitPlansAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_RetirementPlanTypeDomain": { "auth_ref": [ "r315", "r316", "r322", "r323", "r325" ], "lang": { "en-US": { "role": { "documentation": "Type of plan designed to provide participants with retirement benefits. Includes, but is not limited to, retirement benefit arrangement for defined benefit pension and other postretirement plans, retirement benefit arrangement for defined contribution pension and other postretirement plans, and special and contractual termination benefits payable upon retirement.", "label": "Retirement Plan Type [Domain]", "terseLabel": "Retirement Plan Type" } } }, "localname": "RetirementPlanTypeDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BenefitPlansAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax": { "auth_ref": [ "r311", "r312" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME": { "order": 1.0, "parentTag": "us-gaap_NoninterestIncome", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.", "label": "Revenue from Contract with Customer, Excluding Assessed Tax", "terseLabel": "Noninterest income" } } }, "localname": "RevenueFromContractWithCustomerExcludingAssessedTax", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "monetaryItemType" }, "us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable": { "auth_ref": [ "r33" ], "lang": { "en-US": { "role": { "documentation": "Schedule itemizing specific types of trade accounts and notes receivable, and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.", "label": "Schedule of Accounts, Notes, Loans and Financing Receivable [Table]", "terseLabel": "Schedule of Accounts, Notes, Loans and Financing Receivable [Table]" } } }, "localname": "ScheduleOfAccountsNotesLoansAndFinancingReceivableTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofLoansDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock": { "auth_ref": [ "r33" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.", "label": "Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]", "terseLabel": "Summary of Loans" } } }, "localname": "ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock": { "auth_ref": [ "r269" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the characteristics, including initial carrying value, residual amount, weighted average useful life, of finite-lived intangible assets acquired during the period by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by nature or by their use in the operations of the company.", "label": "Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block]", "terseLabel": "Schedule of Acquired Intangible Assets" } } }, "localname": "ScheduleOfAcquiredFiniteLivedIntangibleAssetsByMajorClassTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfAssetsSoldUnderAgreementsToRepurchaseTable": { "auth_ref": [ "r112" ], "lang": { "en-US": { "role": { "documentation": "Schedule, as of the most recent balance sheet date, of securities or other assets sold under repurchase agreements when this amount exceeds 10 percent of total assets. Disclosure may include the following: the type of securities or assets sold under agreements to repurchase, the carrying amount, market value (including accrued interest plus any cash or other assets on deposit. The information is segregated into securities maturing (1) overnight; (2) term up to 30 days; (3) term of 30 to 90 days; (4) term over 90 days; (5) demand.", "label": "Schedule of Assets Sold under Agreements to Repurchase [Table]", "terseLabel": "Schedule of Assets Sold under Agreements to Repurchase [Table]" } } }, "localname": "ScheduleOfAssetsSoldUnderAgreementsToRepurchaseTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Debt Securities, Available-for-sale [Line Items]", "terseLabel": "Debt Securities, Available-for-sale [Line Items]" } } }, "localname": "ScheduleOfAvailableForSaleSecuritiesLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfAvailableForSaleSecuritiesTable": { "auth_ref": [ "r210", "r214", "r223", "r224", "r225", "r229", "r583", "r587" ], "lang": { "en-US": { "role": { "documentation": "Schedule of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities.", "label": "Schedule of Available-for-sale Securities [Table]", "terseLabel": "Schedule of Available-for-sale Securities [Table]" } } }, "localname": "ScheduleOfAvailableForSaleSecuritiesTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable": { "auth_ref": [ "r394", "r395" ], "lang": { "en-US": { "role": { "documentation": "Schedule reflecting each material business combination (or series of individually immaterial business combinations) completed during the period, including background, timing, and recognized assets and liabilities.", "label": "Schedule of Business Acquisitions, by Acquisition [Table]", "terseLabel": "Schedule of Business Acquisitions, by Acquisition [Table]" } } }, "localname": "ScheduleOfBusinessAcquisitionsByAcquisitionTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/BusinessCombinationsScheduleofConsiderationPaidforBusinessCombinationandAcquisitionofAssetsandLiabilitiesDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfCashFlowHedgesIncludedInAccumulatedOtherComprehensiveIncomeLossTableTextBlock": { "auth_ref": [ "r442" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of gain (loss) on derivative and nonderivative instruments designated and qualifying as cash flow hedge recorded in accumulated other comprehensive income (AOCI) and reclassified into earnings.", "label": "Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss) [Table Text Block]", "terseLabel": "Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss)" } } }, "localname": "ScheduleOfCashFlowHedgesIncludedInAccumulatedOtherComprehensiveIncomeLossTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTable": { "auth_ref": [ "r594", "r597", "r602", "r604" ], "lang": { "en-US": { "role": { "documentation": "A table disclosing the capital amounts and ratios as of the balance sheet date indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity.", "label": "Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table]", "terseLabel": "Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table]" } } }, "localname": "ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/AdditionalInformationDetails", "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock": { "auth_ref": [ "r594", "r597", "r602", "r604" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity.", "label": "Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table Text Block]", "terseLabel": "Actual and Required Capital Amounts and Ratios" } } }, "localname": "ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock": { "auth_ref": [ "r384" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.", "label": "Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]", "terseLabel": "Component of Income Tax Expense Benefit" } } }, "localname": "ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfDebtTableTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation.", "label": "Schedule of Debt [Table Text Block]", "terseLabel": "Summary of Terms of Each Subordinated Note offering" } } }, "localname": "ScheduleOfDebtTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SubordinatedNotesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock": { "auth_ref": [ "r377" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.", "label": "Schedule of Deferred Tax Assets and Liabilities [Table Text Block]", "terseLabel": "Sources of Deferred Income Tax Assets and Liabilities" } } }, "localname": "ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock": { "auth_ref": [ "r433", "r445", "r450" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments.", "label": "Derivative Instruments, Gain (Loss) [Table Text Block]", "terseLabel": "Summary of Net Gains (Losses) Relating to Free-Standing Derivative Instruments Used for Risk Management" } } }, "localname": "ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfDerivativeInstrumentsTextBlock": { "auth_ref": [ "r114", "r423", "r426", "r427", "r430", "r431", "r439", "r445", "r454", "r458" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of pertinent information about a derivative or group of derivatives on a disaggregated basis, such as for individual instruments, or small groups of similar instruments. May include a combination of the type of instrument, risks being hedged, notional amount, hedge designation, related hedged item, inception date, maturity date, or other relevant item.", "label": "Schedule of Derivative Instruments [Table Text Block]", "terseLabel": "Schedule of Derivative Instruments" } } }, "localname": "ScheduleOfDerivativeInstrumentsTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfDerivativesInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock": { "auth_ref": [ "r436" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of derivative instruments (including nonderivative instruments that are designated and qualify as hedging instruments) of (a) the location and amount of gains and losses reported in the statement of financial performance and (b) the location and fair value amounts of the instruments reported in the statement of financial position.", "label": "Schedule of Derivatives Instruments Statements of Financial Performance and Financial Position, Location [Table Text Block]", "terseLabel": "Schedule of Derivatives Instruments Statements of Financial Performance and Financial Position, Location" } } }, "localname": "ScheduleOfDerivativesInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock": { "auth_ref": [ "r137" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.", "label": "Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]", "terseLabel": "Computation of Earnings per Share" } } }, "localname": "ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock": { "auth_ref": [ "r370" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.", "label": "Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]", "terseLabel": "Summary of Reconciliation of the Income Tax Expense Computed by Statutory Federal Income Tax Rate of 35 Percent and 34 Percent to Income Before Income Tax Expense" } } }, "localname": "ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/IncomeTaxesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock": { "auth_ref": [ "r466", "r467" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, 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": "Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]", "terseLabel": "Assets and Liabilities Measured at Fair Value on Recurring Basis" } } }, "localname": "ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfFairValueHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock": { "auth_ref": [ "r440" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure for fair value hedging instruments of (a) the location and amount of gains and losses reported in the statement of financial performance and (b) the location and fair value amounts of the instruments reported in the statement of financial position.", "label": "Schedule of Fair Value Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block]", "terseLabel": "Schedule of Fair Value Hedging Instruments, Statements of Financial Performance and Financial Position, Location" } } }, "localname": "ScheduleOfFairValueHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable": { "auth_ref": [ "r479", "r480" ], "lang": { "en-US": { "role": { "documentation": "Schedule detailing the information required and determined to be disclosed regarding the fair value of financial assets and financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.", "label": "Schedule of Fair Value, Off-balance Sheet Risks [Table]", "terseLabel": "Schedule of Fair Value, Off-balance Sheet Risks [Table]" } } }, "localname": "ScheduleOfFairValueOffBalanceSheetRisksTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesSummaryofContractualAmountsofFinancialInstrumentswithOffBalanceSheetRiskDetails" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTextBlock": { "auth_ref": [ "r479", "r480" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined) which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.", "label": "Schedule of Fair Value, Off-balance Sheet Risks [Table Text Block]", "terseLabel": "Summary of Contractual Amounts of Financial Instruments with Off-Balance-Sheet Risk" } } }, "localname": "ScheduleOfFairValueOffBalanceSheetRisksTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable": { "auth_ref": [ "r240" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about allowance for credit loss on financing receivable.", "label": "Financing Receivable, Allowance for Credit Loss [Table]", "terseLabel": "Schedule of Financing Receivable, Allowance for Credit Losses [Table]" } } }, "localname": "ScheduleOfFinancingReceivableAllowanceForCreditLossesTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansActivityinAllowanceforLoanLossesbyPortfolioSegmentDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock": { "auth_ref": [ "r184", "r244" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of financing receivable on nonaccrual status.", "label": "Financing Receivable, Nonaccrual [Table Text Block]", "terseLabel": "Schedule of Recorded Investment in Nonaccrual and Loans Past Due Over 90 Days on Accrual by Class of Loans" } } }, "localname": "ScheduleOfFinancingReceivablesNonAccrualStatusTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfFinancingReceivablesPastDueTable": { "auth_ref": [ "r241", "r252" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about aging analysis for financing receivable.", "label": "Financing Receivable, Past Due [Table]", "terseLabel": "Schedule of Financing Receivables Past Due [Table]" } } }, "localname": "ScheduleOfFinancingReceivablesPastDueTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansScheduleofAgingofRecordedInvestmentinPastDueLoansbyClassofLoansDetail", "http://www.franklinsynergybank.com/role/LoansScheduleofRecordedInvestmentinNonaccrualandLoansPastDueOver90DaysonAccrualbyClassofLoansDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Schedule of Held-to-maturity Securities [Line Items]", "terseLabel": "Schedule of Held-to-maturity Securities [Line Items]" } } }, "localname": "ScheduleOfHeldToMaturitySecuritiesLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofHTMSecuritiesPortfolioDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfHeldToMaturitySecuritiesTable": { "auth_ref": [ "r219" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about investment in debt security measured at amortized cost (held-to-maturity).", "label": "Debt Securities, Held-to-maturity [Table]", "terseLabel": "Debt Securities, Held-to-maturity [Table]" } } }, "localname": "ScheduleOfHeldToMaturitySecuritiesTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofHTMSecuritiesPortfolioDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfImpairedFinancingReceivableTable": { "auth_ref": [ "r174" ], "lang": { "en-US": { "role": { "documentation": "Schedule of the recorded investment, unpaid principal balance, associated allowance, average recorded investment, accounting policies, and interest income recognized on the accrual and cash basis for impaired financing receivables by class of financing receivable.", "label": "Schedule of Impaired Financing Receivable [Table]", "terseLabel": "Schedule of Impaired Financing Receivable [Table]" } } }, "localname": "ScheduleOfImpairedFinancingReceivableTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansAverageRecordedInvestmentofImpairedLoansbyClassofLoanDetail", "http://www.franklinsynergybank.com/role/LoansSummaryofImpairedLoansbyClassofLoansDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfParticipatingMortgageLoansTextBlock": { "auth_ref": [ "r298" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the terms and amounts of participation in loan arrangements.", "label": "Schedule of Participating Mortgage Loans [Table Text Block]", "terseLabel": "Summary of Amount and Fair Value of Mortgage Banking Derivatives Included in Consolidated Balance Sheet" } } }, "localname": "ScheduleOfParticipatingMortgageLoansTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfPropertyPlantAndEquipmentTable": { "auth_ref": [ "r22", "r280" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.", "label": "Property, Plant and Equipment [Table]", "terseLabel": "Property, Plant and Equipment [Table]" } } }, "localname": "ScheduleOfPropertyPlantAndEquipmentTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/PremisesandEquipmentandLeasesSummaryofPremisesandEquipmentDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock": { "auth_ref": [ "r141" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data.", "label": "Quarterly Financial Information [Table Text Block]", "terseLabel": "Summary of Selected Consolidated Quarterly Financial Data" } } }, "localname": "ScheduleOfQuarterlyFinancialInformationTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/QuarterlyFinancialResultsUnauditedTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfRealizedGainLossTableTextBlock": { "auth_ref": [ "r228" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the proceeds from sales of available-for-sale securities and the gross realized gains and gross realized losses that have been included in earnings as a result of those sales.", "label": "Schedule of Realized Gain (Loss) [Table Text Block]", "terseLabel": "Summary of Proceeds from Sales, Calls, and Prepayments of Available for Sale Securities and Associated Gains and Losses" } } }, "localname": "ScheduleOfRealizedGainLossTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock": { "auth_ref": [ "r399" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the amounts recognized as of the acquisition date for each major class of assets acquired and liabilities assumed. May include but not limited to the following: (a) acquired receivables; (b) contingencies recognized at the acquisition date; and (c) the fair value of noncontrolling interests in the acquiree.", "label": "Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]", "terseLabel": "Schedule of Consideration Paid for Business Combination and Acquisition of Assets and Liabilities" } } }, "localname": "ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/BusinessCombinationsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable": { "auth_ref": [ "r106", "r511", "r512", "r513", "r514", "r515" ], "lang": { "en-US": { "role": { "documentation": "Schedule of quantitative and qualitative information pertaining to related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates.", "label": "Schedule of Related Party Transactions, by Related Party [Table]", "terseLabel": "Schedule of Related Party Transactions, by Related Party [Table]" } } }, "localname": "ScheduleOfRelatedPartyTransactionsByRelatedPartyTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates.", "label": "Schedule of Related Party Transactions [Table Text Block]", "terseLabel": "Schedule of Loans to Principal Officers, Directors, and Their Affiliates" } } }, "localname": "ScheduleOfRelatedPartyTransactionsTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RelatedPartyTransactionsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGrantDateIntrinsicValueTableTextBlock": { "auth_ref": [ "r348" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the total intrinsic value of options exercised (or share units converted), share-based liabilities paid, and the total fair value of shares vested during the year.", "label": "Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Grant Date Intrinsic Value [Table Text Block]", "terseLabel": "Summary of Stock Options Exercised" } } }, "localname": "ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGrantDateIntrinsicValueTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable": { "auth_ref": [ "r330", "r359" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of information about share-based payment arrangement.", "label": "Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]", "terseLabel": "Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]" } } }, "localname": "ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofStockOptionsExercisedDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock": { "auth_ref": [ "r335" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.", "label": "Share-based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block]", "terseLabel": "Summary of Activity for Nonvested Restricted Share Awards" } } }, "localname": "ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock": { "auth_ref": [ "r335", "r346", "r349" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.", "label": "Share-based Payment Arrangement, Option, Activity [Table Text Block]", "terseLabel": "Summary of Company's Stock Option Activities" } } }, "localname": "ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock": { "auth_ref": [ "r351" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.", "label": "Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]", "terseLabel": "Fair Value Assumptions of Stock Options" } } }, "localname": "ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year.", "label": "Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]", "terseLabel": "Schedule of Restricted Stock" } } }, "localname": "ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock": { "auth_ref": [ "r223" ], "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 Unrealized Loss on Investments [Table Text Block]", "terseLabel": "Schedule of Unrealized Losses and Fair Value by Major Security Type" } } }, "localname": "ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock": { "auth_ref": [ "r271" ], "lang": { "en-US": { "role": { "documentation": "Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets.", "label": "Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]", "terseLabel": "Schedule of Estimated Amortization Expense" } } }, "localname": "ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/GoodwillandIntangibleAssetsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_SecuritiesBorrowedAndLoanedPolicy": { "auth_ref": [ "r103", "r113", "r527" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for securities borrowed or loaned by the entity. Disclosure may include a description of the business purposes for the transactions, how the transactions are recognized in the financial statements, the types of securities involved in the transactions, the method for monitoring the market value of the securities, the entity's practice and policies associated with cash deposits and collateral for the transactions, and the classification of fees and interest associated with the transactions.", "label": "Securities Borrowed and Loaned Policy [Policy Text Block]", "terseLabel": "Securities" } } }, "localname": "SecuritiesBorrowedAndLoanedPolicy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_SegmentReportingPolicyPolicyTextBlock": { "auth_ref": [ "r103" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for segment reporting.", "label": "Segment Reporting, Policy [Policy Text Block]", "terseLabel": "Operating Segments" } } }, "localname": "SegmentReportingPolicyPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_SeriesAMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "A classification of auction market preferred securities that may have different rights to other classifications of auction market preferred securities, for example Series B.", "label": "Series A [Member]", "terseLabel": "Series A" } } }, "localname": "SeriesAMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical" ], "xbrltype": "domainItemType" }, "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 [Member]", "terseLabel": "Preferred Stock" } } }, "localname": "SeriesAPreferredStockMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "domainItemType" }, "us-gaap_ServicingAsset": { "auth_ref": [ "r531" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 12.0, "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 rights, net" } } }, "localname": "ServicingAsset", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "monetaryItemType" }, "us-gaap_ServicingAssetAtFairValueAmount": { "auth_ref": [ "r531", "r535" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.", "label": "Servicing Asset at Fair Value, Amount", "terseLabel": "Fair value of servicing rights", "verboseLabel": "Servicing rights, net" } } }, "localname": "ServicingAssetAtFairValueAmount", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueCarryingAmountandEstimatedFairValueofFinancialInstrumentsDetail", "http://www.franklinsynergybank.com/role/LoanServicingAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensation": { "auth_ref": [ "r90" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS": { "order": 18.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail": { "order": 4.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of noncash expense for share-based payment arrangement.", "label": "Share-based Payment Arrangement, Noncash Expense", "terseLabel": "Stock-based compensation" } } }, "localname": "ShareBasedCompensation", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedStatementsofCashFlowsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1": { "auth_ref": [ "r331" ], "lang": { "en-US": { "role": { "documentation": "Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Award Requisite Service Period", "terseLabel": "Service Period" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "durationItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1": { "auth_ref": [ "r331" ], "lang": { "en-US": { "role": { "documentation": "Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period", "terseLabel": "Vesting period of shares" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "durationItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod": { "auth_ref": [ "r340" ], "lang": { "en-US": { "role": { "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period", "negatedLabel": "Forfeited (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue": { "auth_ref": [ "r345" ], "lang": { "en-US": { "role": { "documentation": "Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value", "terseLabel": "Forfeited (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod": { "auth_ref": [ "r343" ], "lang": { "en-US": { "role": { "documentation": "The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period", "terseLabel": "Granted (in shares)", "verboseLabel": "Number of restricted shares granted (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue": { "auth_ref": [ "r343" ], "lang": { "en-US": { "role": { "documentation": "The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value", "terseLabel": "Granted (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber": { "auth_ref": [ "r342" ], "lang": { "en-US": { "role": { "documentation": "The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number", "periodEndLabel": "Ending balance, non-vested (in shares)", "periodStartLabel": "Beginning balance, non-vested (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue": { "auth_ref": [ "r342" ], "lang": { "en-US": { "role": { "documentation": "Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value", "periodEndLabel": "Ending balance, non-vested (in dollars per share)", "periodStartLabel": "Beginning balance, non-vested (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod": { "auth_ref": [ "r344" ], "lang": { "en-US": { "role": { "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period", "negatedLabel": "Vested (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue": { "auth_ref": [ "r348" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value", "terseLabel": "Total fair value of shares vested" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue": { "auth_ref": [ "r344" ], "lang": { "en-US": { "role": { "documentation": "The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value", "terseLabel": "Vested (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate": { "auth_ref": [ "r354" ], "lang": { "en-US": { "role": { "documentation": "The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate", "terseLabel": "Dividend yield" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsFairValueAssumptionsofStockOptionsDetail" ], "xbrltype": "percentItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate": { "auth_ref": [ "r353" ], "lang": { "en-US": { "role": { "documentation": "The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate", "terseLabel": "Expected stock price volatility" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsFairValueAssumptionsofStockOptionsDetail" ], "xbrltype": "percentItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate": { "auth_ref": [ "r355" ], "lang": { "en-US": { "role": { "documentation": "The risk-free interest rate assumption that is used in valuing an option on its own shares.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate", "terseLabel": "Risk-free interest rate" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsFairValueAssumptionsofStockOptionsDetail" ], "xbrltype": "percentItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Share-based Compensation Arrangement by Share-based Payment Award [Line Items]", "terseLabel": "Share-based Compensation Arrangement by Share-based Payment Award [Line Items]" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofStockOptionsExercisedDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized": { "auth_ref": [ "r332" ], "lang": { "en-US": { "role": { "documentation": "Number of shares authorized for issuance under share-based payment arrangement.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized", "terseLabel": "Number of shares authorized (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant": { "auth_ref": [ "r359" ], "lang": { "en-US": { "role": { "documentation": "The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant", "terseLabel": "Number of shares authorized for issuance (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]", "terseLabel": "Stock options exercised:", "verboseLabel": "Weighted Average Remaining Contractual Term" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofStockOptionsExercisedDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber": { "auth_ref": [ "r338" ], "lang": { "en-US": { "role": { "documentation": "The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number", "terseLabel": "Exercisable at period end (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice": { "auth_ref": [ "r338" ], "lang": { "en-US": { "role": { "documentation": "The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price", "terseLabel": "Exercisable at December 31, 2019 (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue": { "auth_ref": [ "r348" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value", "verboseLabel": "Intrinsic value of options exercised" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofStockOptionsExercisedDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod": { "auth_ref": [ "r341" ], "lang": { "en-US": { "role": { "documentation": "For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period", "negatedLabel": "Forfeited, expired, or cancelled (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice": { "auth_ref": [ "r341" ], "lang": { "en-US": { "role": { "documentation": "Weighted average price of options that were either forfeited or expired.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price", "terseLabel": "Forfeited, expired, or cancelled (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Gross number of share options (or share units) granted during the period.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross", "terseLabel": "Granted (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue": { "auth_ref": [ "r347" ], "lang": { "en-US": { "role": { "documentation": "The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value", "terseLabel": "Weighted average fair value of options (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue": { "auth_ref": [ "r359" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value", "terseLabel": "Outstanding at period end" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber": { "auth_ref": [ "r337", "r359" ], "lang": { "en-US": { "role": { "documentation": "Number of options outstanding, including both vested and non-vested options.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number", "periodEndLabel": "Outstanding at period end (in shares)", "periodStartLabel": "Outstanding at beginning of year (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]", "terseLabel": "Shares" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice": { "auth_ref": [ "r336" ], "lang": { "en-US": { "role": { "documentation": "Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price", "periodEndLabel": "Outstanding at period end (in dollars per share)", "periodStartLabel": "Outstanding at beginning of year (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]", "terseLabel": "Weighted Average Exercise Price" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue": { "auth_ref": [ "r349" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value", "terseLabel": "Vested or expected to vest" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber": { "auth_ref": [ "r350" ], "lang": { "en-US": { "role": { "documentation": "Number of fully vested and expected to vest options outstanding that can be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number", "terseLabel": "Vested or expected to vest (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice": { "auth_ref": [ "r350" ], "lang": { "en-US": { "role": { "documentation": "Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price", "terseLabel": "Vested or expected to vest (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain": { "auth_ref": [ "r327", "r333" ], "lang": { "en-US": { "role": { "documentation": "Award under share-based payment arrangement.", "label": "Award Type [Domain]", "terseLabel": "Award Type [Domain]" } } }, "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Weighted average price at which option holders acquired shares when converting their stock options into shares.", "label": "Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price", "terseLabel": "Exercised (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.", "label": "Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price", "terseLabel": "Granted (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationAwardTrancheOneMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "First portion of award under share-based payment arrangement differentiated by vesting feature, including, but not limited to, performance measure or service period.", "label": "Share-based Payment Arrangement, Tranche One [Member]", "terseLabel": "2019" } } }, "localname": "ShareBasedCompensationAwardTrancheOneMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_ShareBasedCompensationAwardTrancheTwoMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Second portion of award under share-based payment arrangement differentiated by vesting feature, including, but not limited to, performance measure or service period.", "label": "Share-based Payment Arrangement, Tranche Two [Member]", "terseLabel": "2022" } } }, "localname": "ShareBasedCompensationAwardTrancheTwoMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy": { "auth_ref": [ "r103", "r330", "r334" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for award under share-based payment arrangement. Includes, but is not limited to, methodology and assumption used in measuring cost.", "label": "Share-based Payment Arrangement [Policy Text Block]", "terseLabel": "Stock-Based Compensation" } } }, "localname": "ShareBasedCompensationOptionAndIncentivePlansPolicy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_SharePrice": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Price of a single share of a number of saleable stocks of a company.", "label": "Share Price", "terseLabel": "Warrant exercise price per share (in dollars per share)" } } }, "localname": "SharePrice", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsAdditionalInformationDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1": { "auth_ref": [ "r352", "r361" ], "lang": { "en-US": { "role": { "documentation": "Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term", "terseLabel": "Expected term" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsFairValueAssumptionsofStockOptionsDetail" ], "xbrltype": "durationItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1": { "auth_ref": [ "r359" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value", "terseLabel": "Exercisable at period end" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1": { "auth_ref": [ "r359" ], "lang": { "en-US": { "role": { "documentation": "Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term", "terseLabel": "Exercisable at period end" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "durationItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfSharesRollForward": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares [Roll Forward]", "terseLabel": "Shares" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfSharesRollForward", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValueAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]", "terseLabel": "Weighted- Average Grant-Date Fair\u00a0Value" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValueAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofActivityforNonvestedRestrictedShareAwardsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2": { "auth_ref": [ "r350" ], "lang": { "en-US": { "role": { "documentation": "Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term", "terseLabel": "Outstanding at period end" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "durationItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1": { "auth_ref": [ "r350" ], "lang": { "en-US": { "role": { "documentation": "Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term", "terseLabel": "Vested or expected to vest" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "durationItemType" }, "us-gaap_ShareholdersEquityAndShareBasedPaymentsTextBlock": { "auth_ref": [ "r310", "r364" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for shareholders' equity and share-based payment arrangement. Includes, but is not limited to, disclosure of policy and terms of share-based payment arrangement, deferred compensation arrangement, and employee stock purchase plan (ESPP).", "label": "Shareholders' Equity and Share-based Payments [Text Block]", "terseLabel": "SHARE-BASED PAYMENTS" } } }, "localname": "ShareholdersEquityAndShareBasedPaymentsTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SHAREBASEDPAYMENTS" ], "xbrltype": "textBlockItemType" }, "us-gaap_SharesOutstanding": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Number of shares issued which are neither cancelled nor held in the treasury.", "label": "Shares, Outstanding", "periodEndLabel": "Ending balance (in shares)", "periodStartLabel": "Beginning balance (in shares)" } } }, "localname": "SharesOutstanding", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "sharesItemType" }, "us-gaap_ShortTermDebtTypeAxis": { "auth_ref": [ "r25" ], "lang": { "en-US": { "role": { "documentation": "Information by type of short-term debt arrangement.", "label": "Short-term Debt, Type [Axis]", "terseLabel": "Short-term Debt, Type" } } }, "localname": "ShortTermDebtTypeAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ShortTermDebtTypeDomain": { "auth_ref": [ "r23" ], "lang": { "en-US": { "role": { "documentation": "Type of short-term debt arrangement, such as notes, line of credit, commercial paper, asset-based financing, project financing, letter of credit financing.", "label": "Short-term Debt, Type [Domain]", "terseLabel": "Short-term Debt, Type" } } }, "localname": "ShortTermDebtTypeDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_ShortTermDebtWeightedAverageInterestRate": { "auth_ref": [ "r24" ], "lang": { "en-US": { "role": { "documentation": "Weighted average interest rate of short-term debt outstanding calculated at point in time.", "label": "Short-term Debt, Weighted Average Interest Rate, at Point in Time", "terseLabel": "Weighted average interest rate at year end" } } }, "localname": "ShortTermDebtWeightedAverageInterestRate", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsSummaryofInformationConcerningSecuritiesSoldunderAgreementstoRepurchaseDetail" ], "xbrltype": "percentItemType" }, "us-gaap_ShortTermLeaseCost": { "auth_ref": [ "r501", "r508" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails": { "order": 3.0, "parentTag": "us-gaap_LeaseCost", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of short-term lease cost, excluding expense for lease with term of one month or less.", "label": "Short-term Lease, Cost", "terseLabel": "Short-term lease cost" } } }, "localname": "ShortTermLeaseCost", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShorttermDebtAverageOutstandingAmount": { "auth_ref": [], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, average borrowings during the period.", "label": "Short-term Debt, Average Outstanding Amount", "terseLabel": "Average daily balance during the year" } } }, "localname": "ShorttermDebtAverageOutstandingAmount", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsSummaryofInformationConcerningSecuritiesSoldunderAgreementstoRepurchaseDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShorttermDebtMaximumMonthendOutstandingAmount": { "auth_ref": [ "r7" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, maximum month-end borrowings during the period.", "label": "Short-term Debt, Maximum Month-end Outstanding Amount", "terseLabel": "Maximum month-end balance during the year" } } }, "localname": "ShorttermDebtMaximumMonthendOutstandingAmount", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FederalFundsPurchasedandRepurchaseAgreementsSummaryofInformationConcerningSecuritiesSoldunderAgreementstoRepurchaseDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_SignificantAccountingPoliciesTextBlock": { "auth_ref": [ "r118" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for all significant accounting policies of the reporting entity.", "label": "Significant Accounting Policies [Text Block]", "terseLabel": "SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES" } } }, "localname": "SignificantAccountingPoliciesTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES" ], "xbrltype": "textBlockItemType" }, "us-gaap_SpecialMentionMember": { "auth_ref": [ "r177", "r246" ], "lang": { "en-US": { "role": { "documentation": "A category of financing receivables considered to have potential weaknesses that deserve management's close attention. If left uncorrected, those potential weaknesses may result in a deterioration of the repayment prospects for the asset or of the creditor's position at some future date.", "label": "Special Mention [Member]", "terseLabel": "Special Mention" } } }, "localname": "SpecialMentionMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_StandbyLettersOfCreditMember": { "auth_ref": [ "r290", "r295", "r405", "r626" ], "lang": { "en-US": { "role": { "documentation": "An irrevocable undertaking (typically by a financial institution) to guarantee payment of a specified financial obligation.", "label": "Standby Letters of Credit [Member]", "terseLabel": "Standby letters of credit" } } }, "localname": "StandbyLettersOfCreditMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesSummaryofContractualAmountsofFinancialInstrumentswithOffBalanceSheetRiskDetails" ], "xbrltype": "domainItemType" }, "us-gaap_StatementClassOfStockAxis": { "auth_ref": [ "r10", "r11", "r12", "r301" ], "lang": { "en-US": { "role": { "documentation": "Information by the different classes of stock of the entity.", "label": "Class of Stock [Axis]", "terseLabel": "Class of Stock" } } }, "localname": "StatementClassOfStockAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "stringItemType" }, "us-gaap_StatementEquityComponentsAxis": { "auth_ref": [ "r32", "r301" ], "lang": { "en-US": { "role": { "documentation": "Information by component of equity.", "label": "Equity Components [Axis]", "terseLabel": "Equity Components [Axis]" } } }, "localname": "StatementEquityComponentsAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITYParenthetical" ], "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]", "terseLabel": "Statement [Line Items]" } } }, "localname": "StatementLineItems", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITYParenthetical", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "stringItemType" }, "us-gaap_StatementOfCashFlowsAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Statement of Cash Flows [Abstract]", "terseLabel": "Statement of Cash Flows [Abstract]" } } }, "localname": "StatementOfCashFlowsAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_StatementOfFinancialPositionAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Statement of Financial Position [Abstract]", "terseLabel": "Statement of Financial Position" } } }, "localname": "StatementOfFinancialPositionAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Statement of Comprehensive Income [Abstract]", "terseLabel": "Statement of Comprehensive Income [Abstract]" } } }, "localname": "StatementOfIncomeAndComprehensiveIncomeAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_StatementOfStockholdersEquityAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Statement of Stockholders' Equity [Abstract]", "terseLabel": "Statement of Stockholders' Equity [Abstract]" } } }, "localname": "StatementOfStockholdersEquityAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_StatementTable": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Schedule reflecting a Statement of Income, Statement of Cash Flows, Statement of Financial Position, Statement of Shareholders' Equity and Other Comprehensive Income, or other statement as needed.", "label": "Statement [Table]", "terseLabel": "Statement [Table]" } } }, "localname": "StatementTable", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITYParenthetical", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFINCOME" ], "xbrltype": "stringItemType" }, "us-gaap_StockIssued1": { "auth_ref": [ "r98", "r99", "r100" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The fair value of stock issued in noncash financing activities.", "label": "Stock Issued", "terseLabel": "Fair value of stock and stock options issued related to Civic Bank acquisition (See FN 2)" } } }, "localname": "StockIssued1", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockIssuedDuringPeriodSharesAcquisitions": { "auth_ref": [ "r11", "r12", "r308" ], "lang": { "en-US": { "role": { "documentation": "Number of shares of stock issued during the period pursuant to acquisitions.", "label": "Stock Issued During Period, Shares, Acquisitions", "negatedLabel": "Stock issued for acquisition, net of issuance costs (in shares)" } } }, "localname": "StockIssuedDuringPeriodSharesAcquisitions", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "sharesItemType" }, "us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities": { "auth_ref": [ "r31", "r301", "r302", "r308" ], "lang": { "en-US": { "role": { "documentation": "Number of shares issued during the period as a result of the conversion of convertible securities.", "label": "Stock Issued During Period, Shares, Conversion of Convertible Securities", "terseLabel": "Exercise of common stock warrants (in shares)" } } }, "localname": "StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "sharesItemType" }, "us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures": { "auth_ref": [ "r11", "r12", "r301", "r308" ], "lang": { "en-US": { "role": { "documentation": "Number of shares issued during the period related to Restricted Stock Awards, net of any shares forfeited.", "label": "Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures", "terseLabel": "Issuance of restricted stock, net of forfeitures (in shares)" } } }, "localname": "StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "sharesItemType" }, "us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised": { "auth_ref": [ "r11", "r12", "r301", "r308", "r339" ], "lang": { "en-US": { "role": { "documentation": "Number of share options (or share units) exercised during the current period.", "label": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period", "negatedLabel": "Exercised (in shares)", "terseLabel": "Exercise of common stock options, includes net settlement of shares (in shares)" } } }, "localname": "StockIssuedDuringPeriodSharesStockOptionsExercised", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY", "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofCompanysStockOptionsActivitiesDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_StockIssuedDuringPeriodValueAcquisitions": { "auth_ref": [ "r32", "r301", "r308" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Value of stock issued pursuant to acquisitions during the period.", "label": "Stock Issued During Period, Value, Acquisitions", "negatedLabel": "Stock issued for acquisition, net of issuance costs" } } }, "localname": "StockIssuedDuringPeriodValueAcquisitions", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockIssuedDuringPeriodValueConversionOfUnits": { "auth_ref": [ "r32", "r301", "r308" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Value of stock issued during the period upon the conversion of units. An example of a convertible unit is an umbrella partnership real estate investment trust unit (UPREIT unit).", "label": "Stock Issued During Period, Value, Conversion of Units", "terseLabel": "Exercise of common stock warrants" } } }, "localname": "StockIssuedDuringPeriodValueConversionOfUnits", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockIssuedDuringPeriodValueNewIssues": { "auth_ref": [ "r11", "r12", "r301", "r308" ], "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", "terseLabel": "Reclassification of disproportionate tax effect" } } }, "localname": "StockIssuedDuringPeriodValueNewIssues", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures": { "auth_ref": [ "r301", "r308" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Value of stock related to Restricted Stock Awards issued during the period, net of the stock value of such awards forfeited.", "label": "Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures", "terseLabel": "Issuance of restricted stock, net of forfeitures" } } }, "localname": "StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation": { "auth_ref": [ "r11", "r12", "r308", "r329", "r347" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Value, after forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).", "label": "Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture", "terseLabel": "Stock based compensation expense, net of forfeitures" } } }, "localname": "StockIssuedDuringPeriodValueShareBasedCompensation", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised": { "auth_ref": [ "r32", "r301", "r308" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Value of stock issued as a result of the exercise of stock options.", "label": "Stock Issued During Period, Value, Stock Options Exercised", "terseLabel": "Exercise of common stock options, includes net settlement of shares" } } }, "localname": "StockIssuedDuringPeriodValueStockOptionsExercised", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockholdersEquity": { "auth_ref": [ "r12", "r15", "r16", "r187" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 1.0, "parentTag": "us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail": { "order": 3.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.", "label": "Stockholders' Equity Attributable to Parent", "terseLabel": "Shareholders\u2019 equity", "totalLabel": "Total shareholders\u2019 equity" } } }, "localname": "StockholdersEquity", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockholdersEquityAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Stockholders' Equity Attributable to Parent [Abstract]", "terseLabel": "Equity" } } }, "localname": "StockholdersEquityAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS" ], "xbrltype": "stringItemType" }, "us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest": { "auth_ref": [ "r407", "r408", "r417" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 2.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "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", "periodEndLabel": "Ending balance", "periodStartLabel": "Beginning balance", "totalLabel": "Total equity" } } }, "localname": "StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockholdersEquityNumberOfSharesParValueAndOtherDisclosuresAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Stockholders' Equity, Number of Shares, Par Value and Other Disclosures [Abstract]", "terseLabel": "Stockholders' Equity, Number of Shares, Par Value and Other Disclosures [Abstract]" } } }, "localname": "StockholdersEquityNumberOfSharesParValueAndOtherDisclosuresAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETSParenthetical" ], "xbrltype": "stringItemType" }, "us-gaap_SubordinatedDebt": { "auth_ref": [ "r7", "r9", "r548", "r611" ], "calculation": { "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS": { "order": 3.0, "parentTag": "us-gaap_Liabilities", "weight": 1.0 }, "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail": { "order": 1.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Including the current and noncurrent portions, carrying value as of the balance sheet date of subordinated debt (with initial maturities beyond one year or beyond the operating cycle if longer). Subordinated debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets.", "label": "Subordinated Debt", "terseLabel": "Subordinated notes, net", "verboseLabel": "Subordinated notes" } } }, "localname": "SubordinatedDebt", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDBALANCESHEETS", "http://www.franklinsynergybank.com/role/ParentCompanyonlyCondensedFinancialInformationCondensedBalanceSheetsDetail", "http://www.franklinsynergybank.com/role/SubordinatedNotesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_SubordinatedDebtMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "This element represents domestic or foreign subordinated debt. Subordinated debt has a lower priority of repayment in liquidation of the entity's assets.", "label": "Subordinated Debt [Member]", "terseLabel": "Subordinated Debt" } } }, "localname": "SubordinatedDebtMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SubordinatedNotesAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "domainItemType" }, "us-gaap_SubsequentEventMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Identifies event that occurred after the balance sheet date but before financial statements are issued or available to be issued.", "label": "Subsequent Event [Member]", "terseLabel": "Subsequent Event" } } }, "localname": "SubsequentEventMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails", "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_SubsequentEventTypeAxis": { "auth_ref": [ "r517" ], "lang": { "en-US": { "role": { "documentation": "Information by event that occurred after the balance sheet date but before financial statements are issued or available to be issued.", "label": "Subsequent Event Type [Axis]", "terseLabel": "Subsequent Event Type" } } }, "localname": "SubsequentEventTypeAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails", "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_SubsequentEventTypeDomain": { "auth_ref": [ "r517" ], "lang": { "en-US": { "role": { "documentation": "Event that occurred after the balance sheet date but before financial statements are issued or available to be issued.", "label": "Subsequent Event Type [Domain]", "terseLabel": "Subsequent Event Type" } } }, "localname": "SubsequentEventTypeDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesFutureUndiscountedLeasePaymentsforFinanceandOperatingLeasesDetails", "http://www.franklinsynergybank.com/role/LoansAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_SubstandardMember": { "auth_ref": [ "r177", "r246" ], "lang": { "en-US": { "role": { "documentation": "A category of financing receivables that are inadequately protected by the current sound worth and paying capacity of the obligor or of the collateral pledged, if any. Loans so classified have a well-defined weakness or weaknesses that jeopardize the liquidation of the debt. They are characterized by the distinct possibility that the creditor will sustain some loss if the deficiencies are not corrected.", "label": "Substandard [Member]", "terseLabel": "Substandard" } } }, "localname": "SubstandardMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoansSummaryofRiskCategoryofLoansbyClassofLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_SupplementalCashFlowInformationAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Supplemental Cash Flow Information [Abstract]", "terseLabel": "Supplemental information:" } } }, "localname": "SupplementalCashFlowInformationAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "stringItemType" }, "us-gaap_TaxCutsAndJobsActOf2017MeasurementPeriodAdjustmentIncomeTaxExpenseBenefit": { "auth_ref": [ "r387" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of income tax expense (benefit) for measurement period adjustment from accounting for tax effect pursuant to Tax Cuts and Jobs Act.", "label": "Tax Cuts and Jobs Act, Measurement Period Adjustment, Income Tax Expense (Benefit)", "terseLabel": "Tax Cuts and Jobs Act additional income tax expense" } } }, "localname": "TaxCutsAndJobsActOf2017MeasurementPeriodAdjustmentIncomeTaxExpenseBenefit", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TierOneLeverageCapital": { "auth_ref": [ "r594", "r604" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Tier 1 Leverage Capital as defined in the regulations. Also called Core Capital.", "label": "Tier One Leverage Capital", "terseLabel": "Tier 1 (Core) Capital to RWA" } } }, "localname": "TierOneLeverageCapital", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacy": { "auth_ref": [ "r594", "r604" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The minimum amount of Tier 1 Leverage Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.", "label": "Tier One Leverage Capital Required for Capital Adequacy", "terseLabel": "Tier 1 (core) capital to average assets" } } }, "localname": "TierOneLeverageCapitalRequiredForCapitalAdequacy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets": { "auth_ref": [ "r594", "r597", "r604" ], "lang": { "en-US": { "role": { "documentation": "The minimum amount of Tier 1 Leverage Capital for capital adequacy purposes divided by average assets as defined in the regulations.", "label": "Tier One Leverage Capital Required for Capital Adequacy to Average Assets", "terseLabel": "Tier 1 (core) capital to average assets" } } }, "localname": "TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "percentItemType" }, "us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalized": { "auth_ref": [ "r594" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The amount of Tier 1 Leverage Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action.", "label": "Tier One Leverage Capital Required to be Well Capitalized", "terseLabel": "Tier 1 (core) capital to average assets" } } }, "localname": "TierOneLeverageCapitalRequiredToBeWellCapitalized", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets": { "auth_ref": [ "r594" ], "lang": { "en-US": { "role": { "documentation": "The amount of Tier 1 Leverage Capital required to be categorized as well capitalized divided by average assets as defined in the regulatory framework for prompt corrective action.", "label": "Tier One Leverage Capital Required to be Well Capitalized to Average Assets", "terseLabel": "Tier 1 (core) capital to average assets" } } }, "localname": "TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "percentItemType" }, "us-gaap_TierOneLeverageCapitalToAverageAssets": { "auth_ref": [ "r594", "r604" ], "lang": { "en-US": { "role": { "documentation": "Tier 1 Leverage Capital divided by average assets as defined in the regulations.", "label": "Tier One Leverage Capital to Average Assets", "terseLabel": "Tier 1 (core) capital to average assets" } } }, "localname": "TierOneLeverageCapitalToAverageAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "percentItemType" }, "us-gaap_TierOneRiskBasedCapital": { "auth_ref": [ "r594", "r604" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Tier 1 Risk Based Capital as defined in the regulations.", "label": "Tier One Risk Based Capital", "terseLabel": "Tier 1 (core) capital to average assets" } } }, "localname": "TierOneRiskBasedCapital", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacy": { "auth_ref": [ "r594", "r604" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The minimum amount of Tier 1 Risk Based Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.", "label": "Tier One Risk Based Capital Required for Capital Adequacy", "terseLabel": "Tier 1 (core) capital to RWA" } } }, "localname": "TierOneRiskBasedCapitalRequiredForCapitalAdequacy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets": { "auth_ref": [ "r594", "r597", "r604" ], "lang": { "en-US": { "role": { "documentation": "The minimum Tier One Capital Ratio (Tier one capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.", "label": "Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets", "terseLabel": "Tier 1 (core) capital to RWA" } } }, "localname": "TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "percentItemType" }, "us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalized": { "auth_ref": [ "r594" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "The amount of Tier 1 Risk Based Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action.", "label": "Tier One Risk Based Capital Required to be Well Capitalized", "terseLabel": "Tier 1 (core) capital to RWA" } } }, "localname": "TierOneRiskBasedCapitalRequiredToBeWellCapitalized", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets": { "auth_ref": [ "r594" ], "lang": { "en-US": { "role": { "documentation": "The Tier 1 capital ratio (Tier 1 capital divided by risk weighted assets) required to be categorized as \"well capitalized\" under the regulatory framework for prompt corrective action.", "label": "Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets", "terseLabel": "Common equity tier 1 capital ratio to risk weighted assets", "verboseLabel": "Tier 1 (core) capital to RWA" } } }, "localname": "TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/AdditionalInformationDetails", "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "percentItemType" }, "us-gaap_TierOneRiskBasedCapitalToRiskWeightedAssets": { "auth_ref": [ "r594", "r604" ], "lang": { "en-US": { "role": { "documentation": "Tier 1 capital divided by risk weighted assets as defined by regulations.", "label": "Tier One Risk Based Capital to Risk Weighted Assets", "terseLabel": "Tier 1 (core) capital to RWA" } } }, "localname": "TierOneRiskBasedCapitalToRiskWeightedAssets", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/AdditionalInformationDetails", "http://www.franklinsynergybank.com/role/RegulatoryCapitalMattersActualandRequiredCapitalAmountsandRatiosDetail" ], "xbrltype": "percentItemType" }, "us-gaap_TimeDepositMaturitiesYearFive": { "auth_ref": [ "r296" ], "calculation": { "http://www.franklinsynergybank.com/role/DepositsScheduleofMaturitiesofTimeDepositsDetail": { "order": 5.0, "parentTag": "us-gaap_TimeDeposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of time deposits maturing in the fifth fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "label": "Time Deposit Maturities, Year Five", "terseLabel": "2024" } } }, "localname": "TimeDepositMaturitiesYearFive", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsScheduleofMaturitiesofTimeDepositsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TimeDepositMaturitiesYearFour": { "auth_ref": [ "r296" ], "calculation": { "http://www.franklinsynergybank.com/role/DepositsScheduleofMaturitiesofTimeDepositsDetail": { "order": 4.0, "parentTag": "us-gaap_TimeDeposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of time deposits maturing in the fourth fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "label": "Time Deposit Maturities, Year Four", "terseLabel": "2023" } } }, "localname": "TimeDepositMaturitiesYearFour", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsScheduleofMaturitiesofTimeDepositsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TimeDepositMaturitiesYearOne": { "auth_ref": [ "r296" ], "calculation": { "http://www.franklinsynergybank.com/role/DepositsScheduleofMaturitiesofTimeDepositsDetail": { "order": 1.0, "parentTag": "us-gaap_TimeDeposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of time deposits maturing in the next fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "label": "Time Deposit Maturities, Next Twelve Months", "terseLabel": "2020" } } }, "localname": "TimeDepositMaturitiesYearOne", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsScheduleofMaturitiesofTimeDepositsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TimeDepositMaturitiesYearThree": { "auth_ref": [ "r296" ], "calculation": { "http://www.franklinsynergybank.com/role/DepositsScheduleofMaturitiesofTimeDepositsDetail": { "order": 3.0, "parentTag": "us-gaap_TimeDeposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of time deposits maturing in the third fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "label": "Time Deposit Maturities, Year Three", "terseLabel": "2022" } } }, "localname": "TimeDepositMaturitiesYearThree", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsScheduleofMaturitiesofTimeDepositsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TimeDepositMaturitiesYearTwo": { "auth_ref": [ "r296" ], "calculation": { "http://www.franklinsynergybank.com/role/DepositsScheduleofMaturitiesofTimeDepositsDetail": { "order": 2.0, "parentTag": "us-gaap_TimeDeposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of time deposits maturing in the second fiscal year following the latest fiscal year. Time deposits include, but are not limited to, certificates of deposits. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.", "label": "Time Deposit Maturities, Year Two", "terseLabel": "2021" } } }, "localname": "TimeDepositMaturitiesYearTwo", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsScheduleofMaturitiesofTimeDepositsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TimeDeposits": { "auth_ref": [ "r556", "r590" ], "calculation": { "http://www.franklinsynergybank.com/role/DepositsScheduleofMaturitiesofTimeDepositsDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of time deposit liabilities, including certificates of deposit.", "label": "Time Deposits", "totalLabel": "Total" } } }, "localname": "TimeDeposits", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsScheduleofMaturitiesofTimeDepositsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TimeDepositsAtOrAboveFDICInsuranceLimit": { "auth_ref": [ "r590" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of time deposit liabilities, including certificates of deposit, in denominations that meet or exceed the Federal Deposit Insurance Corporation (FDIC) insurance limit.", "label": "Time Deposits, at or Above FDIC Insurance Limit", "terseLabel": "Time deposits, $250,000 or more" } } }, "localname": "TimeDepositsAtOrAboveFDICInsuranceLimit", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DepositsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TransferToOtherRealEstate": { "auth_ref": [ "r98", "r99", "r100" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Value transferred from mortgage loans to real estate owned (REO) in noncash transactions.", "label": "Real Estate Owned, Transfer to Real Estate Owned", "terseLabel": "Transfers from loans to foreclosed assets" } } }, "localname": "TransferToOtherRealEstate", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" ], "xbrltype": "monetaryItemType" }, "us-gaap_TransfersAndServicingAbstract": { "auth_ref": [], "lang": { "en-US": { "role": { "label": "Transfers and Servicing [Abstract]", "terseLabel": "Transfers and Servicing [Abstract]" } } }, "localname": "TransfersAndServicingAbstract", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "xbrltype": "stringItemType" }, "us-gaap_TransfersAndServicingOfFinancialAssetsPolicyTextBlock": { "auth_ref": [ "r103", "r518", "r523", "r529", "r532", "r534", "r537" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for transfers and servicing financial assets, including securitization transactions as well as repurchase and resale agreements. This disclosure may include how the entity (1) determines whether a transaction is accounted for as a sale; (2) accounts for a sale transaction, including the initial and subsequent accounting for any interests that the entity obtains or continues to hold in the transaction, how such interests are valued, and the significant assumptions used in the valuation; (3) accounts for a transaction that does not qualify for sale treatment (that is, a financing); and (4) accounts for its servicing assets and liabilities (\"servicing\"), including how such servicing is measured initially and subsequently, and the methodology and significant assumptions used to value such servicing.", "label": "Transfers and Servicing of Financial Assets, Policy [Policy Text Block]", "terseLabel": "Transfers of Financial Assets" } } }, "localname": "TransfersAndServicingOfFinancialAssetsPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_TransfersAndServicingOfFinancialAssetsServicingOfFinancialAssetsPolicy": { "auth_ref": [ "r103", "r530", "r533", "r534", "r537" ], "lang": { "en-US": { "role": { "documentation": "Disclosure of accounting policy for servicing assets and liabilities including, but not necessarily limited to: (a) how a servicing asset or servicing liability is initially recognized and measured, (b) management's basis for determining its classes of servicing assets and servicing liabilities, (c) where contractually specified fees, late fees or ancillary fees are reported in the statement of income, (d) how the entity subsequently measures each class of servicing assets and servicing liabilities (that is, by using the amortization method or fair value method), and the methodology and significant assumptions used to value such servicing, (e) for those classes subsequently measured using the amortization method, where changes in the carrying amount are reported in the statement of income and how such servicing assets and liabilities are evaluated for impairment, and (f) for those classes subsequently measured at fair value, where changes in the fair value are reported in the statement of income.", "label": "Transfers and Servicing of Financial Assets, Servicing of Financial Assets, Policy [Policy Text Block]", "terseLabel": "Servicing Rights" } } }, "localname": "TransfersAndServicingOfFinancialAssetsServicingOfFinancialAssetsPolicy", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_TransfersAndServicingOfFinancialAssetsTextBlock": { "auth_ref": [ "r539" ], "lang": { "en-US": { "role": { "documentation": "The entire disclosure for a transferor's continuing involvement in financial assets that it has transferred in a securitization or asset-backed financing arrangement, the nature of any restrictions on assets reported by an entity in its statement of financial position that relate to a transferred financial asset (including the carrying amounts of such assets), how servicing assets and servicing liabilities are reported, and (for securitization or asset-backed financing arrangements accounted for as sales) when a transferor has continuing involvement with the transferred financial assets and transfers of financial assets accounted for as secured borrowings, how the transfer of financial assets affects an entity's financial position, financial performance, and cash flows.", "label": "Transfers and Servicing of Financial Assets [Text Block]", "terseLabel": "LOAN SERVICING" } } }, "localname": "TransfersAndServicingOfFinancialAssetsTextBlock", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LOANSERVICING" ], "xbrltype": "textBlockItemType" }, "us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain": { "auth_ref": [ "r536" ], "lang": { "en-US": { "role": { "documentation": "Instrument or contract that imposes a contractual obligation to deliver cash or another financial instrument or to exchange other financial instruments on potentially unfavorable terms and conveys a contractual right to receive cash or another financial instrument or to exchange other financial instruments on potentially favorable terms.", "label": "Financial Instruments [Domain]", "terseLabel": "Financial Instruments [Domain]", "verboseLabel": "Financial Instruments [Domain]" } } }, "localname": "TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesAdditionalInformationNarrativeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossCashFlowHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossFairValueHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsFairValueHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativesInstrumentsStatementsofFinancialPerformanceandFinancialPositionLocationFairValueHedgeDetails", "http://www.franklinsynergybank.com/role/DerivativesSummaryofAmountandFairValueofMortgageBankingDerivativesIncludedinConsolidatedBalanceSheetDetail", "http://www.franklinsynergybank.com/role/DerivativesSummaryofNetGainsLossesRelatingtoFreeStandingDerivativeInstrumentsUsedforRiskManagementDetail", "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesSummaryofContractualAmountsofFinancialInstrumentswithOffBalanceSheetRiskDetails", "http://www.franklinsynergybank.com/role/LoanServicingScheduleofLoansServicedNotReportedasAssetsDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofHTMSecuritiesPortfolioDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofInvestmentSecuritiesPortfoliobyContractualMaturityDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail", "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail" ], "xbrltype": "domainItemType" }, "us-gaap_TreasuryStockSharesAcquired": { "auth_ref": [ "r12", "r301", "r308" ], "lang": { "en-US": { "role": { "documentation": "Number of shares that have been repurchased during the period and are being held in treasury.", "label": "Treasury Stock, Shares, Acquired", "negatedLabel": "Purchase of treasury stock (in shares)" } } }, "localname": "TreasuryStockSharesAcquired", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "sharesItemType" }, "us-gaap_TreasuryStockValueAcquiredParValueMethod": { "auth_ref": [ "r301", "r308", "r309" ], "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the par value method.", "label": "Treasury Stock, Value, Acquired, Par Value Method", "negatedLabel": "Purchase of treasury stock" } } }, "localname": "TreasuryStockValueAcquiredParValueMethod", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY" ], "xbrltype": "monetaryItemType" }, "us-gaap_TypeOfAdoptionMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Adoption and early adoption of sources of change to generally accepted accounting principles (GAAP) in the United States. The FASB released the FASB Accounting Standards Codification as the authoritative source of literature effective for interim and annual periods ending after September 15, 2009. As part of the Codification process, the FASB issues Accounting Standards Updates to amend the Codification but otherwise the Accounting Standards Updates are not authoritative in their own right. All previous accounting standards (such as FASB Statements of Financial Accounting Standards, FASB Interpretations, FASB Staff Positions, Emerging Issues Task Force Consensuses, other pronouncements of the FASB or other designated bodies, or other forms of GAAP are considered accounting pronouncements) were superseded upon the adoption of the Codification. For an interim period, references to the superseded standards are included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.", "label": "Type of Adoption [Domain]", "terseLabel": "Type of Adoption" } } }, "localname": "TypeOfAdoptionMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SecuritiesAdditionalInformationDetail", "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember": { "auth_ref": [ "r319", "r551" ], "lang": { "en-US": { "role": { "documentation": "Debentures, bonds and other debt securities issued by US government sponsored entities (GSEs), for example, but not limited to, Federal Home Loan Mortgage Corporation (FHLMC or Freddie Mac), Federal National Mortgage Association (FNMA or Fannie Mae), and the Federal Home Loan Bank (FHLB). Excludes debt issued by the Government National Mortgage Association (GNMA or Ginnie Mae).", "label": "US Government-sponsored Enterprises Debt Securities [Member]", "terseLabel": "U.S. government sponsored entities and agencies" } } }, "localname": "USGovernmentSponsoredEnterprisesDebtSecuritiesMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail", "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail" ], "xbrltype": "domainItemType" }, "us-gaap_USStatesAndPoliticalSubdivisionsMember": { "auth_ref": [ "r319", "r625" ], "lang": { "en-US": { "role": { "documentation": "Bonds or similar securities issued by state, city, or local US governments or the agencies operated by state, city, or local governments. Debt securities issued by state governments may include bond issuances of US state authorities including, for example, but not limited to, housing authorities, dormitory authorities, and general obligations while debt securities issued by political subdivisions of US states would include, for example, debt issuances by county, borough, city, or municipal governments.", "label": "US States and Political Subdivisions Debt Securities [Member]", "terseLabel": "State and political subdivisions" } } }, "localname": "USStatesAndPoliticalSubdivisionsMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofAmortizedCostandFairValueofHTMSecuritiesPortfolioDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail", "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail" ], "xbrltype": "domainItemType" }, "us-gaap_USTreasurySecuritiesMember": { "auth_ref": [ "r319", "r324", "r551" ], "lang": { "en-US": { "role": { "documentation": "This category includes information about debt securities issued by the United States Department of the Treasury and backed by the United States government. Such securities primarily consist of treasury bills (short-term maturities - one year or less), treasury notes (intermediate term maturities - two to ten years), and treasury bonds (long-term maturities - ten to thirty years).", "label": "US Treasury Securities [Member]", "terseLabel": "U.S. Treasury securities" } } }, "localname": "USTreasurySecuritiesMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/FairValueAssetsandLiabilitiesMeasuredatFairValueonRecurringBasisDetail", "http://www.franklinsynergybank.com/role/SecuritiesScheduleofUnrealizedLossesandFairValuebyMajorSecurityTypeDetail", "http://www.franklinsynergybank.com/role/SecuritiesSummaryofAmortizedCostandFairValueofSecuritiesAvailableforSaleDetail" ], "xbrltype": "domainItemType" }, "us-gaap_UnrealizedGainLossOnCashFlowHedgingInstruments": { "auth_ref": [ "r443" ], "crdr": "credit", "lang": { "en-US": { "role": { "documentation": "Amount of unrealized gain (loss) related to derivatives designated as cash flow hedging instruments, recorded in results of operations to the extent that the cash flow hedge is determined to be ineffective.", "label": "Unrealized Gain (Loss) on Cash Flow Hedging Instruments", "verboseLabel": "Amount of Gain (Loss) Recognized in Other Comprehensive Income" } } }, "localname": "UnrealizedGainLossOnCashFlowHedgingInstruments", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/DerivativesScheduleofDerivativeInstrumentsEffectonOtherComprehensiveIncomeLossCashFlowHedgeDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_UnusedLinesOfCreditMember": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "The unused portion of a line of credit that is available to the borrower to withdrawn upon.", "label": "Unused lines of Credit [Member]", "terseLabel": "Unused lines of credit" } } }, "localname": "UnusedLinesOfCreditMember", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LoanCommitmentsandOtherRelatedActivitiesLoanCommitmentsandOtherRelatedActivitiesSummaryofContractualAmountsofFinancialInstrumentswithOffBalanceSheetRiskDetails" ], "xbrltype": "domainItemType" }, "us-gaap_UseOfEstimates": { "auth_ref": [ "r143", "r144", "r146", "r147", "r148", "r149", "r150" ], "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": "Use of Estimates, Policy [Policy Text Block]", "terseLabel": "Use of Estimates" } } }, "localname": "UseOfEstimates", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SummaryofSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_VariableLeaseCost": { "auth_ref": [ "r502", "r508" ], "calculation": { "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails": { "order": 5.0, "parentTag": "us-gaap_LeaseCost", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-US": { "role": { "documentation": "Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.", "label": "Variable Lease, Cost", "terseLabel": "Variable lease cost" } } }, "localname": "VariableLeaseCost", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/LeasesScheduleofLeaseCostsandOtherLeaseInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_VariableRateAxis": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Information by type of variable rate.", "label": "Variable Rate [Axis]", "terseLabel": "Variable Rate" } } }, "localname": "VariableRateAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "stringItemType" }, "us-gaap_VariableRateDomain": { "auth_ref": [], "lang": { "en-US": { "role": { "documentation": "Interest rate that fluctuates over time as a result of an underlying benchmark interest rate or index.", "label": "Variable Rate [Domain]", "terseLabel": "Variable Rate" } } }, "localname": "VariableRateDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/SubordinatedNotesSummaryofTermsofEachSubordinatedNoteofferingDetail" ], "xbrltype": "domainItemType" }, "us-gaap_VestingAxis": { "auth_ref": [ "r359" ], "lang": { "en-US": { "role": { "documentation": "Information by vesting schedule of award under share-based payment arrangement.", "label": "Vesting [Axis]", "terseLabel": "Vesting [Axis]" } } }, "localname": "VestingAxis", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_VestingDomain": { "auth_ref": [ "r359" ], "lang": { "en-US": { "role": { "documentation": "Vesting schedule of award under share-based payment arrangement.", "label": "Vesting [Domain]", "terseLabel": "Vesting [Domain]" } } }, "localname": "VestingDomain", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/ShareBasedPaymentsSummaryofVestingCriteriaforRestrictedStockUnitsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding": { "auth_ref": [ "r124", "r135" ], "calculation": { "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "lang": { "en-US": { "role": { "documentation": "The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.", "label": "Weighted Average Number of Shares Outstanding, Diluted", "totalLabel": "Average shares and dilutive potential common shares (in shares)" } } }, "localname": "WeightedAverageNumberOfDilutedSharesOutstanding", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic": { "auth_ref": [ "r122", "r135" ], "calculation": { "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail": { "order": 3.0, "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding", "weight": 1.0 } }, "lang": { "en-US": { "role": { "documentation": "Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.", "label": "Weighted Average Number of Shares Outstanding, Basic", "terseLabel": "Average shares (in shares)", "verboseLabel": "Weighted average common shares outstanding for basic earnings per share common share (in shares)" } } }, "localname": "WeightedAverageNumberOfSharesOutstandingBasic", "nsuri": "http://fasb.org/us-gaap/2019-01-31", "presentation": [ "http://www.franklinsynergybank.com/role/EarningsPerShareComputationofEarningsperShareDetail" ], "xbrltype": "sharesItemType" } }, "unitCount": 11 } }, "std_ref": { "r0": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "205", "URI": "http://asc.fasb.org/extlink&oid=6359566&loc=d3e326-107755" }, "r1": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=118951113&loc=d3e6676-107765" }, "r10": { "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=6877327&loc=d3e13212-122682" }, "r100": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=98513485&loc=d3e4332-108586" }, "r101": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=98513485&loc=SL98516268-108586" }, "r102": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=98515684&loc=d3e4458-108587" }, "r103": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=84158767&loc=d3e18780-107790" }, "r104": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(h)(2))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r105": { "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=26873400&loc=d3e23780-122690" }, "r106": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(k))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r107": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(m)(1)(iii))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r108": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08.(e),(f))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r109": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08.(h)(1)(i))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r11": { "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=6877327&loc=d3e13212-122682" }, "r110": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08.(i))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r111": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08.(k))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r112": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08.(m)(1)(i)(A))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r113": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08.(m)(2)(i))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r114": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08.(n)(2))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r115": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08.(n))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690" }, "r116": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.12-04(a))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690" }, "r117": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.12-04)", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690" }, "r118": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "235", "URI": "http://asc.fasb.org/topic&trid=2122369" }, "r119": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22499-107794" }, "r12": { "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=6877327&loc=d3e13212-122682" }, "r120": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22694-107794" }, "r121": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=109234566&loc=d3e22663-107794" }, "r122": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=117326831&loc=d3e1448-109256" }, "r123": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=117326831&loc=d3e1377-109256" }, "r124": { "Name": "Accounting Standards Codification", "Paragraph": "16", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=117326831&loc=d3e1505-109256" }, "r125": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=117326831&loc=d3e1252-109256" }, "r126": { "Name": "Accounting Standards Codification", "Paragraph": "28A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=117326831&loc=d3e1500-109256" }, "r127": { "Name": "Accounting Standards Codification", "Paragraph": "59A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=117326831&loc=SL5780131-109256" }, "r128": { "Name": "Accounting Standards Codification", "Paragraph": "60A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=117326831&loc=SL5780132-109256" }, "r129": { "Name": "Accounting Standards Codification", "Paragraph": "60B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=117326831&loc=SL5780133-109256" }, "r13": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(3))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r130": { "Name": "Accounting Standards Codification", "Paragraph": "60B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=117326831&loc=SL5780133-109256" }, "r131": { "Name": "Accounting Standards Codification", "Paragraph": "60B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=117326831&loc=SL5780133-109256" }, "r132": { "Name": "Accounting Standards Codification", "Paragraph": "61A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=117326831&loc=SL5780137-109256" }, "r133": { "Name": "Accounting Standards Codification", "Paragraph": "68B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=117326831&loc=SL5498026-109256" }, "r134": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=117326831&loc=d3e1337-109256" }, "r135": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257" }, "r136": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257" }, "r137": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257" }, "r138": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=6371337&loc=d3e3630-109257" }, "r139": { "Name": "Accounting Standards Codification", "Paragraph": "52", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=117327953&loc=d3e4984-109258" }, "r14": { "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=6877327&loc=d3e13212-122682" }, "r140": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "260", "URI": "http://asc.fasb.org/topic&trid=2144383" }, "r141": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "270", "URI": "http://asc.fasb.org/extlink&oid=118952077&loc=d3e1280-108306" }, "r142": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "270", "URI": "http://asc.fasb.org/topic&trid=2126967" }, "r143": { "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" }, "r144": { "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" }, "r145": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592" }, "r146": { "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" }, "r147": { "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" }, "r148": { "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" }, "r149": { "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" }, "r15": { "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=6877327&loc=d3e13212-122682" }, "r150": { "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" }, "r151": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599" }, "r152": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599" }, "r153": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(g)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599" }, "r154": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599" }, "r155": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599" }, "r156": { "Name": "Accounting Standards Codification", "Paragraph": "32", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e8933-108599" }, "r157": { "Name": "Accounting Standards Codification", "Paragraph": "40", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=115929826&loc=d3e9031-108599" }, "r158": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522" }, "r159": { "Name": "Accounting Standards Codification", "Paragraph": "11B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524" }, "r16": { "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=6877327&loc=d3e13212-122682" }, "r160": { "Name": "Accounting Standards Codification", "Paragraph": "11B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524" }, "r161": { "Name": "Accounting Standards Codification", "Paragraph": "11B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524" }, "r162": { "Name": "Accounting Standards Codification", "Paragraph": "11B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(3)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524" }, "r163": { "Name": "Accounting Standards Codification", "Paragraph": "11B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(4)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524" }, "r164": { "Name": "Accounting Standards Codification", "Paragraph": "11B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(g)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524" }, "r165": { "Name": "Accounting Standards Codification", "Paragraph": "11B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524" }, "r166": { "Name": "Accounting Standards Codification", "Paragraph": "11B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953423-111524" }, "r167": { "Name": "Accounting Standards Codification", "Paragraph": "14A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953550-111524" }, "r168": { "Name": "Accounting Standards Codification", "Paragraph": "14A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953550-111524" }, "r169": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(3)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524" }, "r17": { "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=6877327&loc=d3e13212-122682" }, "r170": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(4)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524" }, "r171": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b,d)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524" }, "r172": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b,d,e)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524" }, "r173": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524" }, "r174": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524" }, "r175": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5258-111524" }, "r176": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5033-111524" }, "r177": { "Name": "Accounting Standards Codification", "Paragraph": "29", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953659-111524" }, "r178": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5066-111524" }, "r179": { "Name": "Accounting Standards Codification", "Paragraph": "33", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953676-111524" }, "r18": { "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=6877327&loc=d3e13212-122682" }, "r180": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5074-111524" }, "r181": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5093-111524" }, "r182": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5111-111524" }, "r183": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5111-111524" }, "r184": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5111-111524" }, "r185": { "Name": "Accounting Standards Codification", "Paragraph": "7A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=SL6953401-111524" }, "r186": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118936363&loc=d3e5144-111524" }, "r187": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 4.E)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707" }, "r188": { "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=27010918&loc=d3e74567-122707" }, "r189": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/subtopic&trid=2196772" }, "r19": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.12)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r190": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=6378536&loc=d3e10095-111533" }, "r191": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=84159169&loc=d3e10133-111534" }, "r192": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=84159169&loc=d3e10133-111534" }, "r193": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=84159169&loc=d3e10149-111534" }, "r194": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=84159169&loc=d3e10178-111534" }, "r195": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "20", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=109123552&loc=SL109123557-218513" }, "r196": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "15", "SubTopic": "30", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118938799&loc=d3e13503-111538" }, "r197": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(a)(1)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118939070&loc=d3e15032-111544" }, "r198": { "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=118939070&loc=d3e15032-111544" }, "r199": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(b)(2)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118939070&loc=d3e15032-111544" }, "r2": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=118951113&loc=d3e6812-107765" }, "r20": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.13(a))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r200": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "30", "Topic": "310", "URI": "http://asc.fasb.org/subtopic&trid=2196854" }, "r201": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=118939409&loc=d3e18845-111554" }, "r202": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118954083&loc=d3e26610-111562" }, "r203": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118954083&loc=d3e26853-111562" }, "r204": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=SL6283291-111563" }, "r205": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563" }, "r206": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(aa)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563" }, "r207": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563" }, "r208": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563" }, "r209": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563" }, "r21": { "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=6877327&loc=d3e13212-122682" }, "r210": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563" }, "r211": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27198-111563" }, "r212": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27198-111563" }, "r213": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27198-111563" }, "r214": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27198-111563" }, "r215": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563" }, "r216": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(aa)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563" }, "r217": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563" }, "r218": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563" }, "r219": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27232-111563" }, "r22": { "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=6877327&loc=d3e13212-122682" }, "r220": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(1)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27290-111563" }, "r221": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(2)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27290-111563" }, "r222": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)(3)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27290-111563" }, "r223": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27290-111563" }, "r224": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27337-111563" }, "r225": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27340-111563" }, "r226": { "Name": "Accounting Standards Codification", "Paragraph": "8B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=SL6284393-111563" }, "r227": { "Name": "Accounting Standards Codification", "Paragraph": "8B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(g)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=SL6284393-111563" }, "r228": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27357-111563" }, "r229": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)-(d)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27357-111563" }, "r23": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.19(a))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r230": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=118939692&loc=d3e27357-111563" }, "r231": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "320", "URI": "http://asc.fasb.org/topic&trid=2196928" }, "r232": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "323", "URI": "http://asc.fasb.org/extlink&oid=109237563&loc=d3e33749-111570" }, "r233": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118955202&loc=SL82895884-210446" }, "r234": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919244-210447" }, "r235": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447" }, "r236": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447" }, "r237": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447" }, "r238": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(e)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447" }, "r239": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(f)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447" }, "r24": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.19(b))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r240": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447" }, "r241": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919253-210447" }, "r242": { "Name": "Accounting Standards Codification", "Paragraph": "16", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919258-210447" }, "r243": { "Name": "Accounting Standards Codification", "Paragraph": "16", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919258-210447" }, "r244": { "Name": "Accounting Standards Codification", "Paragraph": "16", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919258-210447" }, "r245": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919230-210447" }, "r246": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=119407570&loc=SL82919230-210447" }, "r247": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118955255&loc=SL82921830-210448" }, "r248": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118955255&loc=SL82921833-210448" }, "r249": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118955255&loc=SL82921835-210448" }, "r25": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.19)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r250": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118955255&loc=SL82921842-210448" }, "r251": { "Name": "Accounting Standards Codification", "Paragraph": "79", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118955255&loc=SL82922352-210448" }, "r252": { "Name": "Accounting Standards Codification", "Paragraph": "80", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118955255&loc=SL82922355-210448" }, "r253": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/subtopic&trid=82887181" }, "r254": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118942338&loc=SL82898722-210454" }, "r255": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(a)(1)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118955579&loc=SL82922888-210455" }, "r256": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(a)(2)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118955579&loc=SL82922888-210455" }, "r257": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(b)(3)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118955579&loc=SL82922888-210455" }, "r258": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118955579&loc=SL82922888-210455" }, "r259": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118955579&loc=SL82922890-210455" }, "r26": { "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=6877327&loc=d3e13212-122682" }, "r260": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118955579&loc=SL82922895-210455" }, "r261": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118955579&loc=SL82922900-210455" }, "r262": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "55", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=118942371&loc=SL82922954-210456" }, "r263": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/subtopic&trid=82887182" }, "r264": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "05", "SubTopic": "10", "Topic": "330", "URI": "http://asc.fasb.org/extlink&oid=6386310&loc=d3e3258-108308" }, "r265": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Topic": "350", "URI": "http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266" }, "r266": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Topic": "350", "URI": "http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975" }, "r267": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "350", "URI": "http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267" }, "r268": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "350", "URI": "http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274" }, "r269": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(a)", "Topic": "350", "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275" }, "r27": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.22 (b))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r270": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(d)", "Topic": "350", "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275" }, "r271": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(a)", "Topic": "350", "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275" }, "r272": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(a)(1)", "Topic": "350", "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275" }, "r273": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(a)(2)", "Topic": "350", "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275" }, "r274": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(a)(3)", "Topic": "350", "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275" }, "r275": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(d)", "Topic": "350", "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275" }, "r276": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "350", "URI": "http://asc.fasb.org/topic&trid=2144416" }, "r277": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "05", "SubTopic": "10", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=109226317&loc=d3e202-110218" }, "r278": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229" }, "r279": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229" }, "r28": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.22(a)(1))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r280": { "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" }, "r281": { "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" }, "r282": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 5.CC)", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=27011434&loc=d3e125687-122742" }, "r283": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "450", "URI": "http://asc.fasb.org/extlink&oid=118942415&loc=d3e14326-108349" }, "r284": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "450", "URI": "http://asc.fasb.org/extlink&oid=118942415&loc=d3e14615-108349" }, "r285": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "450", "URI": "http://asc.fasb.org/extlink&oid=118942415&loc=d3e14394-108349" }, "r286": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "450", "URI": "http://asc.fasb.org/extlink&oid=118942415&loc=d3e14435-108349" }, "r287": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "450", "URI": "http://asc.fasb.org/extlink&oid=118942415&loc=d3e14453-108349" }, "r288": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "450", "URI": "http://asc.fasb.org/extlink&oid=118942415&loc=d3e14472-108349" }, "r289": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "450", "URI": "http://asc.fasb.org/extlink&oid=118942415&loc=d3e14557-108349" }, "r29": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.22)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r290": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "460", "URI": "http://asc.fasb.org/extlink&oid=118943654&loc=d3e12021-110248" }, "r291": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "460", "URI": "http://asc.fasb.org/extlink&oid=118943654&loc=d3e12021-110248" }, "r292": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "460", "URI": "http://asc.fasb.org/extlink&oid=118943654&loc=d3e12053-110248" }, "r293": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(4)", "Topic": "460", "URI": "http://asc.fasb.org/extlink&oid=118943654&loc=d3e12069-110248" }, "r294": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "460", "URI": "http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249" }, "r295": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "460", "URI": "http://asc.fasb.org/extlink&oid=118956092&loc=d3e12803-110250" }, "r296": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601" }, "r297": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=6802200&loc=SL6230698-112601" }, "r298": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=99377297&loc=d3e10013-112621" }, "r299": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "470", "URI": "http://asc.fasb.org/topic&trid=2208564" }, "r3": { "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=6877327&loc=d3e13212-122682" }, "r30": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.24)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r300": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21564-112644" }, "r301": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644" }, "r302": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644" }, "r303": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21484-112644" }, "r304": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21488-112644" }, "r305": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21506-112644" }, "r306": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21521-112644" }, "r307": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=109259400&loc=d3e21538-112644" }, "r308": { "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=27012166&loc=d3e187085-122770" }, "r309": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655" }, "r31": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.29-30)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r310": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "505", "URI": "http://asc.fasb.org/topic&trid=2208762" }, "r311": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045" }, "r312": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045" }, "r313": { "Name": "Accounting Standards Codification", "Paragraph": "91", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=118944142&loc=SL49130690-203046-203046" }, "r314": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "710", "URI": "http://asc.fasb.org/topic&trid=2127225" }, "r315": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "15", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "712", "URI": "http://asc.fasb.org/extlink&oid=6410066&loc=d3e79218-111664" }, "r316": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "15", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "712", "URI": "http://asc.fasb.org/extlink&oid=6410066&loc=d3e79218-111664" }, "r317": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "712", "URI": "http://asc.fasb.org/extlink&oid=6410195&loc=d3e80090-111668" }, "r318": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "712", "URI": "http://asc.fasb.org/topic&trid=2197446" }, "r319": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(ii)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920" }, "r32": { "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=6877327&loc=d3e13212-122682" }, "r320": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(iv)(01)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920" }, "r321": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(n)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920" }, "r322": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920" }, "r323": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=118255775&loc=d3e2410-114920" }, "r324": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=118257860&loc=d3e4179-114921" }, "r325": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "70", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942" }, "r326": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "715", "URI": "http://asc.fasb.org/topic&trid=2235017" }, "r327": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5047-113901" }, "r328": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5047-113901" }, "r329": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5047-113901" }, "r33": { "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=6877327&loc=d3e13212-122682" }, "r330": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5047-113901" }, "r331": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r332": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(3)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r333": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a),(g)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r334": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b),(f)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r335": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r336": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(i)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r337": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(i)-(ii)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r338": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(iii)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r339": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(iv)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r34": { "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=6877327&loc=d3e13212-122682" }, "r340": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(iv)(3)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r341": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(iv)(3)-(4)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r342": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(i)-(ii)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r343": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(iii)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r344": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(iii)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r345": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(iii)(3)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r346": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r347": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r348": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r349": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r35": { "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=6877327&loc=d3e13212-122682" }, "r350": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r351": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r352": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)(2)(i)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r353": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)(2)(ii)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r354": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)(2)(iii)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r355": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)(2)(iv)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r356": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(g)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r357": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)(1)(i)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r358": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(i)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r359": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901" }, "r36": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312" }, "r360": { "Name": "Accounting Standards Codification", "Paragraph": "2A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=116856206&loc=SL79508275-113901" }, "r361": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 14.D.2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809" }, "r362": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 14.F)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809" }, "r363": { "Name": "Accounting Standards Codification", "Paragraph": "24", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=118258462&loc=d3e11374-113907" }, "r364": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "718", "URI": "http://asc.fasb.org/topic&trid=2228938" }, "r365": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "25", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=117330534&loc=d3e28680-109314" }, "r366": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "25", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=117330534&loc=d3e28680-109314" }, "r367": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=116821951&loc=d3e32247-109318" }, "r368": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=116821951&loc=d3e32280-109318" }, "r369": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=116821951&loc=d3e31931-109318" }, "r37": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(e)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312" }, "r370": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319" }, "r371": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32698-109319" }, "r372": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319" }, "r373": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319" }, "r374": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32809-109319" }, "r375": { "Name": "Accounting Standards Codification", "Paragraph": "19", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32840-109319" }, "r376": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b),(c)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319" }, "r377": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319" }, "r378": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32847-109319" }, "r379": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32559-109319" }, "r38": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313" }, "r380": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32621-109319" }, "r381": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32632-109319" }, "r382": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319" }, "r383": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319" }, "r384": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319" }, "r385": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB TOPIC 6.I)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817" }, "r386": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 6.I.7)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817" }, "r387": { "Name": "Accounting Standards Codification", "Paragraph": "2A", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 5.EE.Q2(f))", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=116825942&loc=SL116722634-122817" }, "r388": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=109238882&loc=d3e38679-109324" }, "r389": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "05", "SubTopic": "30", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=65884525&loc=d3e40913-109327" }, "r39": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=99393222&loc=SL20226016-175313" }, "r390": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "740", "URI": "http://asc.fasb.org/topic&trid=2144680" }, "r391": { "Name": "Accounting Standards Codification", "Paragraph": "23", "Publisher": "FASB", "Section": "25", "SubTopic": "10", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=116868678&loc=d3e1043-128460" }, "r392": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)(2)", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463" }, "r393": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)(3)", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463" }, "r394": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463" }, "r395": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=79982066&loc=d3e1486-128463" }, "r396": { "Name": "Accounting Standards Codification", "Paragraph": "37", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=116868840&loc=d3e2207-128464" }, "r397": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(3)", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=116869197&loc=d3e4845-128472" }, "r398": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=116869197&loc=d3e4845-128472" }, "r399": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=116869197&loc=d3e4845-128472" }, "r4": { "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=6877327&loc=d3e13212-122682" }, "r40": { "Name": "Accounting Standards Codification", "Paragraph": "16", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=99393222&loc=SL20226024-175313" }, "r400": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "30", "SubTopic": "30", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=116859721&loc=d3e6578-128477" }, "r401": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "30", "SubTopic": "30", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=116859721&loc=d3e6613-128477" }, "r402": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(b)", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479" }, "r403": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(b)(4)", "Topic": "805", "URI": "http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479" }, "r404": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "805", "URI": "http://asc.fasb.org/topic&trid=2303972" }, "r405": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "15", "SubTopic": "10", "Subparagraph": "(f)(2)", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=116873149&loc=d3e923-111674" }, "r406": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=d3e5283-111683" }, "r407": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=SL4568447-111683" }, "r408": { "Name": "Accounting Standards Codification", "Paragraph": "16", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=SL4568740-111683" }, "r409": { "Name": "Accounting Standards Codification", "Paragraph": "19", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=SL4569616-111683" }, "r41": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=99393222&loc=SL20226006-175313" }, "r410": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=108774443&loc=SL4569643-111683" }, "r411": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=d3e5614-111684" }, "r412": { "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" }, "r413": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(2)", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684" }, "r414": { "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" }, "r415": { "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" }, "r416": { "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" }, "r417": { "Name": "Accounting Standards Codification", "Paragraph": "4I", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=116874947&loc=SL4590271-111686" }, "r418": { "Name": "Accounting Standards Codification", "Paragraph": "4J", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=116874947&loc=SL4591551-111686" }, "r419": { "Name": "Accounting Standards Codification", "Paragraph": "4K", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=116874947&loc=SL4591552-111686" }, "r42": { "Name": "Accounting Standards Codification", "Paragraph": "10A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580" }, "r420": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.3A-02)", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=116822174&loc=d3e355033-122828" }, "r421": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.3A-03)", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=116822174&loc=d3e355100-122828" }, "r422": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=117331979&loc=d3e41228-113958" }, "r423": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5579240-113959" }, "r424": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959" }, "r425": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959" }, "r426": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959" }, "r427": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5580258-113959" }, "r428": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(1)(i)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=d3e41620-113959" }, "r429": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(1)(ii)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=d3e41620-113959" }, "r43": { "Name": "Accounting Standards Codification", "Paragraph": "10A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580" }, "r430": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=d3e41620-113959" }, "r431": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=d3e41638-113959" }, "r432": { "Name": "Accounting Standards Codification", "Paragraph": "4A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959" }, "r433": { "Name": "Accounting Standards Codification", "Paragraph": "4A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959" }, "r434": { "Name": "Accounting Standards Codification", "Paragraph": "4A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)(1)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959" }, "r435": { "Name": "Accounting Standards Codification", "Paragraph": "4A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)(2)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959" }, "r436": { "Name": "Accounting Standards Codification", "Paragraph": "4A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959" }, "r437": { "Name": "Accounting Standards Codification", "Paragraph": "4B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959" }, "r438": { "Name": "Accounting Standards Codification", "Paragraph": "4B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959" }, "r439": { "Name": "Accounting Standards Codification", "Paragraph": "4B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959" }, "r44": { "Name": "Accounting Standards Codification", "Paragraph": "10A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(f)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580" }, "r440": { "Name": "Accounting Standards Codification", "Paragraph": "4C", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959" }, "r441": { "Name": "Accounting Standards Codification", "Paragraph": "4C", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959" }, "r442": { "Name": "Accounting Standards Codification", "Paragraph": "4C", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959" }, "r443": { "Name": "Accounting Standards Codification", "Paragraph": "4C", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)(1)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959" }, "r444": { "Name": "Accounting Standards Codification", "Paragraph": "4C", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959" }, "r445": { "Name": "Accounting Standards Codification", "Paragraph": "4C", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959" }, "r446": { "Name": "Accounting Standards Codification", "Paragraph": "4CC", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL109998890-113959" }, "r447": { "Name": "Accounting Standards Codification", "Paragraph": "4D", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624177-113959" }, "r448": { "Name": "Accounting Standards Codification", "Paragraph": "4D", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(1)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624177-113959" }, "r449": { "Name": "Accounting Standards Codification", "Paragraph": "4D", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624177-113959" }, "r45": { "Name": "Accounting Standards Codification", "Paragraph": "10A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669646-108580" }, "r450": { "Name": "Accounting Standards Codification", "Paragraph": "4E", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5624181-113959" }, "r451": { "Name": "Accounting Standards Codification", "Paragraph": "4EE", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL109999712-113959" }, "r452": { "Name": "Accounting Standards Codification", "Paragraph": "4EE", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL109999712-113959" }, "r453": { "Name": "Accounting Standards Codification", "Paragraph": "4K", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(4)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=SL5708775-113959" }, "r454": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=d3e41641-113959" }, "r455": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=d3e41675-113959" }, "r456": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=d3e41678-113959" }, "r457": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=d3e41678-113959" }, "r458": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109980867&loc=d3e41678-113959" }, "r459": { "Name": "Accounting Standards Codification", "Paragraph": "182", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=116861445&loc=SL5629052-113961" }, "r46": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=d3e637-108580" }, "r460": { "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" }, "r461": { "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" }, "r462": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109974929&loc=SL110061190-113977" }, "r463": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "65", "SubTopic": "20", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=118632142&loc=SL109983883-199619" }, "r464": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "25", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=109977999&loc=d3e76258-113986" }, "r465": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "815", "URI": "http://asc.fasb.org/topic&trid=2229140" }, "r466": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258" }, "r467": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258" }, "r468": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(bb)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258" }, "r469": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(bbb)(1)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258" }, "r47": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=d3e640-108580" }, "r470": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(bbb)(2)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258" }, "r471": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258" }, "r472": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258" }, "r473": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=d3e19279-110258" }, "r474": { "Name": "Accounting Standards Codification", "Paragraph": "6A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=SL6742756-110258" }, "r475": { "Name": "Accounting Standards Codification", "Paragraph": "6A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=117815213&loc=SL6742756-110258" }, "r476": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "60", "SubTopic": "10", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=7493716&loc=d3e21868-110260" }, "r477": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=116690757&loc=d3e13220-108610" }, "r478": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=118260190&loc=d3e13279-108611" }, "r479": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=118260190&loc=d3e13433-108611" }, "r48": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=d3e681-108580" }, "r480": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=118260190&loc=d3e13467-108611" }, "r481": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=118260190&loc=d3e13476-108611" }, "r482": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "230", "Topic": "830", "URI": "http://asc.fasb.org/extlink&oid=98513438&loc=d3e33268-110906" }, "r483": { "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" }, "r484": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "835", "URI": "http://asc.fasb.org/extlink&oid=114775744&loc=d3e28541-108399" }, "r485": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "835", "URI": "http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399" }, "r486": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "835", "URI": "http://asc.fasb.org/extlink&oid=114775744&loc=d3e28555-108399" }, "r487": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "55", "SubTopic": "30", "Topic": "835", "URI": "http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400" }, "r488": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "840", "URI": "http://asc.fasb.org/extlink&oid=77902758&loc=d3e41499-112717" }, "r489": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "840", "URI": "http://asc.fasb.org/extlink&oid=84164817&loc=d3e45280-112737" }, "r49": { "Name": "Accounting Standards Codification", "Paragraph": "14A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669686-108580" }, "r490": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=119364159&loc=SL77916155-209984" }, "r491": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977" }, "r492": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977" }, "r493": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888419&loc=SL77918638-209977" }, "r494": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888419&loc=SL77918638-209977" }, "r495": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888419&loc=SL77918643-209977" }, "r496": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888419&loc=SL77918643-209977" }, "r497": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888419&loc=SL77918643-209977" }, "r498": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888426&loc=SL77918673-209980" }, "r499": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980" }, "r5": { "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=6877327&loc=d3e13212-122682" }, "r50": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=d3e689-108580" }, "r500": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980" }, "r501": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980" }, "r502": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980" }, "r503": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(g)(1)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980" }, "r504": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(g)(3)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980" }, "r505": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(g)(4)", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980" }, "r506": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980" }, "r507": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980" }, "r508": { "Name": "Accounting Standards Codification", "Paragraph": "53", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "842", "URI": "http://asc.fasb.org/extlink&oid=77888399&loc=SL77918982-209971" }, "r509": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "20", "Topic": "842", "URI": "http://asc.fasb.org/subtopic&trid=77888251" }, "r51": { "Name": "Accounting Standards Codification", "Paragraph": "17A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL34724391-108580" }, "r510": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "850", "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864" }, "r511": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "850", "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864" }, "r512": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "850", "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864" }, "r513": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "850", "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864" }, "r514": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "850", "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39678-107864" }, "r515": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "850", "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39691-107864" }, "r516": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "850", "URI": "http://asc.fasb.org/topic&trid=2122745" }, "r517": { "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" }, "r518": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=109221007&loc=SL6226439-111709" }, "r519": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(bb)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=118948506&loc=d3e107207-111719" }, "r52": { "Name": "Accounting Standards Codification", "Paragraph": "17B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL34724394-108580" }, "r520": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(bb)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=118948506&loc=d3e107207-111719" }, "r521": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(bb)(2)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=118948506&loc=d3e107207-111719" }, "r522": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(bb)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=118948506&loc=d3e107207-111719" }, "r523": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=118948506&loc=d3e107314-111719" }, "r524": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=118948506&loc=d3e107314-111719" }, "r525": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(2)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=118948506&loc=d3e107314-111719" }, "r526": { "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" }, "r527": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(a)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729" }, "r528": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(b)(1)(i)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729" }, "r529": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729" }, "r53": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669619-108580" }, "r530": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "35", "SubTopic": "50", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=7525126&loc=d3e121145-111743" }, "r531": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "50", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745" }, "r532": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122596-111746" }, "r533": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a),(c)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122596-111746" }, "r534": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746" }, "r535": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746" }, "r536": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122625-111746" }, "r537": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746" }, "r538": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(4)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=116651436&loc=d3e122739-111746" }, "r539": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "860", "URI": "http://asc.fasb.org/topic&trid=2197590" }, "r54": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669619-108580" }, "r540": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "340", "Topic": "928", "URI": "http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004" }, "r541": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "25", "SubTopic": "20", "Topic": "940", "URI": "http://asc.fasb.org/extlink&oid=68072869&loc=d3e41242-110953" }, "r542": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "320", "Topic": "940", "URI": "http://asc.fasb.org/subtopic&trid=2176304" }, "r543": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(1)(a))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r544": { "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=6876686&loc=d3e534808-122878" }, "r545": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(10))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r546": { "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=6876686&loc=d3e534808-122878" }, "r547": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(13))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r548": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(16))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r549": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(22))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r55": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669619-108580" }, "r550": { "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=6876686&loc=d3e534808-122878" }, "r551": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(6)(a)(1))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r552": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(7)(d))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r553": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(7)(e)(1)(i))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r554": { "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=6876686&loc=d3e534808-122878" }, "r555": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.10)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r556": { "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=6876686&loc=d3e534808-122878" }, "r557": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.13(1))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r558": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.13(3)(a))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r559": { "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=6876686&loc=d3e534808-122878" }, "r56": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669625-108580" }, "r560": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.15)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r561": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.7(d))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r562": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.7(e))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878" }, "r563": { "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=116637391&loc=SL114874048-224260" }, "r564": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04(13)(f))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260" }, "r565": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04(15))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260" }, "r566": { "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=116637391&loc=SL114874048-224260" }, "r567": { "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=116637391&loc=SL114874048-224260" }, "r568": { "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=116637391&loc=SL114874048-224260" }, "r569": { "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=116637391&loc=SL114874048-224260" }, "r57": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=SL7669625-108580" }, "r570": { "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=116637391&loc=SL114874048-224260" }, "r571": { "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=116637391&loc=SL114874048-224260" }, "r572": { "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=116637391&loc=SL114874048-224260" }, "r573": { "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=116637391&loc=SL114874048-224260" }, "r574": { "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=116637391&loc=SL114874048-224260" }, "r575": { "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=116637391&loc=SL114874048-224260" }, "r576": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.2)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260" }, "r577": { "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=116637391&loc=SL114874048-224260" }, "r578": { "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=116637391&loc=SL114874048-224260" }, "r579": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.8)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=116637391&loc=SL114874048-224260" }, "r58": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=118930883&loc=d3e557-108580" }, "r580": { "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=116637391&loc=SL114874048-224260" }, "r581": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "230", "Subparagraph": "(b)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6477933&loc=d3e60009-112784" }, "r582": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "230", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6477933&loc=d3e60009-112784" }, "r583": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "320", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=75019621&loc=d3e62557-112803" }, "r584": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "320", "Subparagraph": "(b)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=75019621&loc=d3e62586-112803" }, "r585": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "320", "Subparagraph": "(c)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=75019621&loc=d3e62586-112803" }, "r586": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "320", "Subparagraph": "(d)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=75019621&loc=d3e62586-112803" }, "r587": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "320", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=75019621&loc=d3e62586-112803" }, "r588": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "320", "Topic": "942", "URI": "http://asc.fasb.org/subtopic&trid=2209399" }, "r589": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "405", "Subparagraph": "(c)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=116652737&loc=d3e64164-112818" }, "r59": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=116657188&loc=SL116659661-227067" }, "r590": { "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" }, "r591": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "470", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822" }, "r592": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "470", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=75038535&loc=d3e64684-112823" }, "r593": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "470", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823" }, "r594": { "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" }, "r595": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826" }, "r596": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958569-112826" }, "r597": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958570-112826" }, "r598": { "Name": "Accounting Standards Codification", "Paragraph": "1C", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958572-112826" }, "r599": { "Name": "Accounting Standards Codification", "Paragraph": "1D", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958573-112826" }, "r6": { "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=6877327&loc=d3e13212-122682" }, "r60": { "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=116634182&loc=SL114868664-224227" }, "r600": { "Name": "Accounting Standards Codification", "Paragraph": "1E", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958574-112826" }, "r601": { "Name": "Accounting Standards Codification", "Paragraph": "1F", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958575-112826" }, "r602": { "Name": "Accounting Standards Codification", "Paragraph": "1G", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958577-112826" }, "r603": { "Name": "Accounting Standards Codification", "Paragraph": "1H", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Subparagraph": "(c)(1)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=d3e65071-112826" }, "r604": { "Name": "Accounting Standards Codification", "Paragraph": "1H", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Subparagraph": "(c)(2)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=d3e65071-112826" }, "r605": { "Name": "Accounting Standards Codification", "Paragraph": "1H", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=d3e65071-112826" }, "r606": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "825", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=108315417&loc=d3e61044-112788" }, "r607": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "942", "URI": "http://asc.fasb.org/topic&trid=2209208" }, "r608": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(16))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910" }, "r609": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(10))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910" }, "r61": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(10))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227" }, "r610": { "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=119400593&loc=d3e572229-122910" }, "r611": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(16))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910" }, "r612": { "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=119400593&loc=d3e572229-122910" }, "r613": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(24))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910" }, "r614": { "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=119400593&loc=d3e572229-122910" }, "r615": { "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=119400593&loc=d3e572229-122910" }, "r616": { "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=119400593&loc=d3e572229-122910" }, "r617": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(10))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=116637232&loc=SL114874131-224263" }, "r618": { "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=116637232&loc=SL114874131-224263" }, "r619": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(8))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=116637232&loc=SL114874131-224263" }, "r62": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(12))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227" }, "r620": { "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=116637232&loc=SL114874131-224263" }, "r621": { "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=116637232&loc=SL114874131-224263" }, "r622": { "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=116637232&loc=SL114874131-224263" }, "r623": { "Name": "Accounting Standards Codification", "Paragraph": "4H", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=116884468&loc=SL65671331-158438" }, "r624": { "Name": "Accounting Standards Codification", "Paragraph": "13H", "Publisher": "FASB", "Section": "55", "SubTopic": "40", "Subparagraph": "(a)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=117419784&loc=SL117783719-158441" }, "r625": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(e)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=117420044&loc=d3e19393-158473" }, "r626": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=66023616&loc=SL35737432-115832" }, "r627": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "45", "SubTopic": "220", "Subparagraph": "(k)", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=118262090&loc=SL114874205-224268" }, "r628": { "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=116637345&loc=SL114874292-224272" }, "r629": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-14(5)(a))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=50485924&loc=d3e611322-123010" }, "r63": { "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=116634182&loc=SL114868664-224227" }, "r630": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-14(Column D)(Column 1))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=50485924&loc=d3e611322-123010" }, "r631": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "320", "Topic": "946", "URI": "http://asc.fasb.org/subtopic&trid=2324412" }, "r632": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)", "Topic": "948", "URI": "http://asc.fasb.org/extlink&oid=6490092&loc=d3e47080-110998" }, "r633": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "948", "URI": "http://asc.fasb.org/extlink&oid=6490092&loc=d3e47304-110998" }, "r634": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "310", "Subparagraph": "(SX 210.12-29(Footnote 4))", "Topic": "948", "URI": "http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014" }, "r635": { "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" }, "r636": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "450", "Topic": "954", "URI": "http://asc.fasb.org/extlink&oid=6491354&loc=d3e6052-115624" }, "r637": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "740", "Topic": "954", "URI": "http://asc.fasb.org/extlink&oid=6491622&loc=d3e9504-115650" }, "r638": { "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=6590653&loc=d3e638233-123024" }, "r639": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "b" }, "r64": { "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=116634182&loc=SL114868664-224227" }, "r640": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "b-23" }, "r641": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "d1-1" }, "r642": { "Name": "Forms 10-K, 10-Q, 20-F", "Number": "240", "Publisher": "SEC", "Section": "13", "Subsection": "a-1-" }, "r643": { "Name": "Forms 10-K, 20-F, 40-F", "Number": "240", "Publisher": "SEC", "Section": "15", "Subsection": "d-1" }, "r644": { "Name": "Regulation 12B", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "b-2" }, "r645": { "Name": "Regulation S-T", "Number": "232", "Publisher": "SEC", "Section": "405" }, "r646": { "Footnote": "4", "Name": "Regulation S-X (SX)", "Number": "210", "Publisher": "SEC", "Section": "12", "Subsection": "28" }, "r647": { "Name": "Regulation S-X (SX)", "Number": "210", "Paragraph": "(a)", "Publisher": "SEC", "Section": "12", "Subsection": "04" }, "r648": { "Name": "Regulation S-X (SX)", "Number": "210", "Paragraph": "a", "Publisher": "SEC", "Section": "12", "Subsection": "04" }, "r649": { "Name": "Regulation S-X (SX)", "Number": "210", "Paragraph": "i", "Publisher": "SEC", "Section": "3", "Subsection": "10" }, "r65": { "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=116634182&loc=SL114868664-224227" }, "r650": { "Name": "Regulation S-X (SX)", "Number": "210", "Paragraph": "(m)", "Publisher": "SEC", "Section": "4", "Subparagraph": "(1)(iii)", "Subsection": "08" }, "r66": { "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=116634182&loc=SL114868664-224227" }, "r67": { "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=116634182&loc=SL114868664-224227" }, "r68": { "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=116634182&loc=SL114868664-224227" }, "r69": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3151-108585" }, "r7": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(19))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r70": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585" }, "r71": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585" }, "r72": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585" }, "r73": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585" }, "r74": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585" }, "r75": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585" }, "r76": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3213-108585" }, "r77": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585" }, "r78": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585" }, "r79": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585" }, "r8": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(20))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r80": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585" }, "r81": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585" }, "r82": { "Name": "Accounting Standards Codification", "Paragraph": "16", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3337-108585" }, "r83": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3367-108585" }, "r84": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3000-108585" }, "r85": { "Name": "Accounting Standards Codification", "Paragraph": "21", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3461-108585" }, "r86": { "Name": "Accounting Standards Codification", "Paragraph": "21C", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=SL94080552-108585" }, "r87": { "Name": "Accounting Standards Codification", "Paragraph": "24", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3521-108585" }, "r88": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3536-108585" }, "r89": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3536-108585" }, "r9": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(22))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682" }, "r90": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585" }, "r91": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585" }, "r92": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585" }, "r93": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3044-108585" }, "r94": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3095-108585" }, "r95": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=118932676&loc=d3e3098-108585" }, "r96": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=98513485&loc=d3e4273-108586" }, "r97": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=98513485&loc=d3e4297-108586" }, "r98": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586" }, "r99": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=98513485&loc=d3e4313-108586" } }, "version": "2.1" }