{ "instance": { "tcbc-20211231.htm": { "axisCustom": 1, "axisStandard": 23, "contextCount": 378, "dts": { "calculationLink": { "local": [ "tcbc-20211231_cal.xml" ] }, "definitionLink": { "local": [ "tcbc-20211231_def.xml" ] }, "inline": { "local": [ "tcbc-20211231.htm" ] }, "labelLink": { "local": [ "tcbc-20211231_lab.xml" ] }, "presentationLink": { "local": [ "tcbc-20211231_pre.xml" ] }, "schema": { "local": [ "tcbc-20211231.xsd" ], "remote": [ "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/2005/xbrldt-2005.xsd", "http://www.xbrl.org/2006/ref-2006-02-27.xsd", "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd", "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd", "https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd", "https://www.xbrl.org/dtr/type/2020-01-21/types.xsd", "https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd", "https://xbrl.fasb.org/srt/2021/elts/srt-roles-2021-01-31.xsd", "https://xbrl.fasb.org/srt/2021/elts/srt-types-2021-01-31.xsd", "https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd", "https://xbrl.fasb.org/us-gaap/2021/elts/us-roles-2021-01-31.xsd", "https://xbrl.fasb.org/us-gaap/2021/elts/us-types-2021-01-31.xsd", "https://xbrl.sec.gov/country/2021/country-2021.xsd", "https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd" ] } }, "elementCount": 625, "entityCount": 1, "hidden": { "http://fasb.org/us-gaap/2021-01-31": 21, "http://xbrl.sec.gov/dei/2021q4": 5, "total": 26 }, "keyCustom": 60, "keyStandard": 359, "memberCustom": 24, "memberStandard": 46, "nsprefix": "tcbc", "nsuri": "http://www.tcfederal.com/20211231", "report": { "R1": { "firstAnchor": { "ancestors": [ "span", "p", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "dei:DocumentType", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "document", "isDefault": "true", "longName": "100000 - Document - Document And Entity Information", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation", "shortName": "Document And Entity Information", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "p", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "dei:DocumentType", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R10": { "firstAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100090 - Disclosure - Investment Securities", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecurities", "shortName": "Investment Securities", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R11": { "firstAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FinancingReceivablesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100100 - Disclosure - Loans and Allowance for Loan Losses", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLosses", "shortName": "Loans and Allowance for Loan Losses", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FinancingReceivablesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R12": { "firstAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100110 - Disclosure - Premises and Equipment", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipment", "shortName": "Premises and Equipment", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R13": { "firstAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100120 - Disclosure - Certificates of Deposit", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureCertificatesOfDeposit", "shortName": "Certificates of Deposit", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R14": { "firstAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DebtDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100130 - Disclosure - Federal Home Loan Bank Advances and Other Borrowings", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowings", "shortName": "Federal Home Loan Bank Advances and Other Borrowings", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DebtDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R15": { "firstAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:IncomeTaxDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100140 - Disclosure - Income Taxes", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureIncomeTaxes", "shortName": "Income Taxes", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:IncomeTaxDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R16": { "firstAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100150 - Disclosure - Commitments and Contingencies", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureCommitmentsAndContingencies", "shortName": "Commitments and Contingencies", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R17": { "firstAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:RelatedPartyTransactionsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100160 - Disclosure - Related Party Transactions", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRelatedPartyTransactions", "shortName": "Related Party Transactions", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:RelatedPartyTransactionsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R18": { "firstAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100170 - Disclosure - Regulatory Matters", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMatters", "shortName": "Regulatory Matters", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R19": { "firstAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100180 - Disclosure - Employee Benefit Plans", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureEmployeeBenefitPlans", "shortName": "Employee Benefit Plans", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R2": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:CashAndDueFromBanks", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100010 - Statement - Balance Sheets", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets", "shortName": "Balance Sheets", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:CashAndDueFromBanks", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R20": { "firstAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FairValueDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100190 - Disclosure - Fair Value Measurement", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurement", "shortName": "Fair Value Measurement", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FairValueDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R21": { "firstAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "tcbc:ChangeInCorporateFormTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100200 - Disclosure - Change In Corporate Form", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateForm", "shortName": "Change In Corporate Form", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "tcbc:ChangeInCorporateFormTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R22": { "firstAnchor": { "ancestors": [ "div", "tcbc:ChangeInCorporateFormTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "srt:CondensedFinancialStatementsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100210 - Disclosure - Condensed Financial Statements of Parent Company", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompany1", "shortName": "Condensed Financial Statements of Parent Company", "subGroupType": "parenthetical", "uniqueAnchor": { "ancestors": [ "div", "tcbc:ChangeInCorporateFormTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "srt:CondensedFinancialStatementsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R23": { "firstAnchor": { "ancestors": [ "div", "us-gaap:SignificantAccountingPoliciesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:NatureOfOperations", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100220 - Disclosure - Summary of Significant Accounting Policies (Policies)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies", "shortName": "Summary of Significant Accounting Policies (Policies)", "subGroupType": "policies", "uniqueAnchor": { "ancestors": [ "div", "us-gaap:SignificantAccountingPoliciesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:NatureOfOperations", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R24": { "firstAnchor": { "ancestors": [ "span", "p", "us-gaap:PropertyPlantAndEquipmentPolicyTextBlock", "div", "us-gaap:SignificantAccountingPoliciesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "tcbc:PropertyPlantAndEquipmentEstimatedUsefulLivesTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100230 - Disclosure - Summary of Significant Accounting Policies (Tables)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesTables", "shortName": "Summary of Significant Accounting Policies (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "span", "p", "us-gaap:PropertyPlantAndEquipmentPolicyTextBlock", "div", "us-gaap:SignificantAccountingPoliciesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "tcbc:PropertyPlantAndEquipmentEstimatedUsefulLivesTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R25": { "firstAnchor": { "ancestors": [ "div", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100240 - Disclosure - Investment Securities (Tables)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesTables", "shortName": "Investment Securities (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "div", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R26": { "firstAnchor": { "ancestors": [ "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100250 - Disclosure - Loans and Allowance for Loan Losses (Tables)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesTables", "shortName": "Loans and Allowance for Loan Losses (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R27": { "firstAnchor": { "ancestors": [ "div", "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:PropertyPlantAndEquipmentTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100260 - Disclosure - Premises and Equipment (Tables)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosurePremisesAndEquipmentTables", "shortName": "Premises and Equipment (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "div", "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:PropertyPlantAndEquipmentTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R28": { "firstAnchor": { "ancestors": [ "div", "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:TimeDepositMaturitiesTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100270 - Disclosure - Certificates of Deposit (Tables)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureCertificatesOfDepositTables", "shortName": "Certificates of Deposit (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "div", "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:TimeDepositMaturitiesTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R29": { "firstAnchor": { "ancestors": [ "span", "p", "us-gaap:DebtDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100280 - Disclosure - Federal Home Loan Bank Advances and Other Borrowings (Tables)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsTables", "shortName": "Federal Home Loan Bank Advances and Other Borrowings (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "span", "p", "us-gaap:DebtDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R3": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:CommonStockSharesAuthorized", "reportCount": 1, "unique": true, "unitRef": "U_shares", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100020 - Statement - Balance Sheets (Parenthetical)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheetsParenthetical", "shortName": "Balance Sheets (Parenthetical)", "subGroupType": "parenthetical", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:CommonStockSharesAuthorized", "reportCount": 1, "unique": true, "unitRef": "U_shares", "xsiNil": "false" } }, "R30": { "firstAnchor": { "ancestors": [ "div", "us-gaap:IncomeTaxDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100290 - Disclosure - Income Taxes (Tables)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureIncomeTaxesTables", "shortName": "Income Taxes (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "div", "us-gaap:IncomeTaxDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R31": { "firstAnchor": { "ancestors": [ "div", "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100300 - Disclosure - Commitments (Tables)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCommitmentsTables", "shortName": "Commitments (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "div", "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R32": { "firstAnchor": { "ancestors": [ "span", "p", "us-gaap:RelatedPartyTransactionsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfRelatedPartyTransactionsTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100310 - Disclosure - Related Party Transactions (Tables)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureRelatedPartyTransactionsTables", "shortName": "Related Party Transactions (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "span", "p", "us-gaap:RelatedPartyTransactionsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfRelatedPartyTransactionsTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R33": { "firstAnchor": { "ancestors": [ "div", "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100320 - Disclosure - Regulatory Matters (Tables)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersTables", "shortName": "Regulatory Matters (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "div", "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R34": { "firstAnchor": { "ancestors": [ "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfNetBenefitCostsTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100330 - Disclosure - Employee Benefit Plans (Tables)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureEmployeeBenefitPlansTables", "shortName": "Employee Benefit Plans (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfNetBenefitCostsTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R35": { "firstAnchor": { "ancestors": [ "span", "p", "us-gaap:FairValueDisclosuresTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FairValueAssetsMeasuredOnRecurringBasisTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100340 - Disclosure - Fair Value Measurement (Tables)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementTables", "shortName": "Fair Value Measurement (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "span", "p", "us-gaap:FairValueDisclosuresTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FairValueAssetsMeasuredOnRecurringBasisTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R36": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:MortgagesHeldForSaleFairValueDisclosure", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100350 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail", "shortName": "Summary of Significant Accounting Policies - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "us-gaap:EmployeeStockOwnershipPlanESOPPolicy", "div", "us-gaap:SignificantAccountingPoliciesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "-5", "lang": null, "name": "us-gaap:OriginationOfLoansToEmployeeStockOwnershipPlans", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R37": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "ix:continuation", "div", "us-gaap:PropertyPlantAndEquipmentPolicyTextBlock", "div", "us-gaap:SignificantAccountingPoliciesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_aa93431e-8480-4383-bbcc-12c1356e3118", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:PropertyPlantAndEquipmentUsefulLife", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100360 - Disclosure - Summary of Significant Accounting Policies - Schedule of Range of Estimated Useful Lives for Premises and Equipment (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfRangeOfEstimatedUsefulLivesForPremisesAndEquipmentDetail", "shortName": "Summary of Significant Accounting Policies - Schedule of Range of Estimated Useful Lives for Premises and Equipment (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "ix:continuation", "div", "us-gaap:PropertyPlantAndEquipmentPolicyTextBlock", "div", "us-gaap:SignificantAccountingPoliciesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_aa93431e-8480-4383-bbcc-12c1356e3118", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:PropertyPlantAndEquipmentUsefulLife", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R38": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock", "div", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100370 - Disclosure - Investment Securities - Summary Of Investments Securities Available For Sale (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureInvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail", "shortName": "Investment Securities - Summary Of Investments Securities Available For Sale (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:DebtSecuritiesAvailableForSaleTableTextBlock", "div", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "lang": null, "name": "us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R39": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTableTextBlock", "div", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100380 - Disclosure - Investment Securities - Summary Of Unrealized Losses and Estimated Fair Value (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfUnrealizedLossesAndEstimatedFairValueDetail", "shortName": "Investment Securities - Summary Of Unrealized Losses and Estimated Fair Value (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTableTextBlock", "div", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R4": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:InterestAndFeeIncomeLoansAndLeases", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100030 - Statement - Statements of Income", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome", "shortName": "Statements of Income", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:InterestAndFeeIncomeLoansAndLeases", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R40": { "firstAnchor": { "ancestors": [ "span", "p", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_5023d1e9-0804-4e72-9eb7-1509d22d71f2", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:DebtSecuritiesAvailableForSaleRestricted", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100390 - Disclosure - Investment Securities - Additional Information (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesAdditionalInformationDetail", "shortName": "Investment Securities - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_5023d1e9-0804-4e72-9eb7-1509d22d71f2", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:DebtSecuritiesAvailableForSaleRestricted", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R41": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "tcbc:DisclosureDetailsOfAvailableForSaleDebtSecuritiesAvailableForSaleAtAmortizedCostAndFairValueByContractualMaturityTableTextBlock", "div", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100400 - Disclosure - Investment Securities - Summary Of Amortized Cost and Estimated Fair Value Of Investment Securities Available For Sale (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail", "shortName": "Investment Securities - Summary Of Amortized Cost and Estimated Fair Value Of Investment Securities Available For Sale (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "tcbc:DisclosureDetailsOfAvailableForSaleDebtSecuritiesAvailableForSaleAtAmortizedCostAndFairValueByContractualMaturityTableTextBlock", "div", "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R42": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock", "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:LoansAndLeasesReceivableGrossCarryingAmount", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100410 - Disclosure - Loans and Allowance for Loan Losses - Summary Of Major Classifications Of Loans, By Purpose Code - (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail", "shortName": "Loans and Allowance for Loan Losses - Summary Of Major Classifications Of Loans, By Purpose Code - (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock", "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "4", "lang": null, "name": "tcbc:GrossLoansReceivablePercentage", "reportCount": 1, "unique": true, "unitRef": "U_pure", "xsiNil": "false" } }, "R43": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock", "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:LoansAndLeasesReceivableDeferredIncome", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100420 - Disclosure - Loans and Allowance for Loan Losses - Additional Information (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail", "shortName": "Loans and Allowance for Loan Losses - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "lang": null, "name": "us-gaap:DebtSecuritiesHeldToMaturity90DaysOrMorePastDueStillAccruing", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R44": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock", "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_cbcd3969-da30-49da-9da6-d6c3050a8e8e", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:LoansAndLeasesReceivableAllowance", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100430 - Disclosure - Loans and Allowance for Loan Losses - Summary Of Allowance For Loan Losses - (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "shortName": "Loans and Allowance for Loan Losses - Summary Of Allowance For Loan Losses - (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock", "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "lang": null, "name": "us-gaap:AllowanceForLoanAndLeaseLossesWriteOffs", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R45": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "tcbc:DetailsOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentTableTextBlock", "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:FinancingReceivableIndividuallyEvaluatedForImpairment", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100440 - Disclosure - Loans and Allowance for Loan Losses - Summary Of Allowances For Loan Losses And Recorded Investments In Loans Individually And Collectively Evaluated For Impairment (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail", "shortName": "Loans and Allowance for Loan Losses - Summary Of Allowances For Loan Losses And Recorded Investments In Loans Individually And Collectively Evaluated For Impairment (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "tcbc:DetailsOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentTableTextBlock", "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:FinancingReceivableIndividuallyEvaluatedForImpairment", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R46": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "tcbc:DisclosureDetailsOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountTableTextBlock", "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100450 - Disclosure - Loans and Allowance for Loan Losses - Summary Of Impaired Loans With And Without Allowances For Credit Losses Recorded Investment Unpaid Principal Amount (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail", "shortName": "Loans and Allowance for Loan Losses - Summary Of Impaired Loans With And Without Allowances For Credit Losses Recorded Investment Unpaid Principal Amount (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "tcbc:DisclosureDetailsOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountTableTextBlock", "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R47": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ImpairedFinancingReceivablesTableTextBlock", "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100460 - Disclosure - Loans and Allowance for Loan Losses - Summary of Impaired loans (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail", "shortName": "Loans and Allowance for Loan Losses - Summary of Impaired loans (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ImpairedFinancingReceivablesTableTextBlock", "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R48": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock", "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:LoansAndLeasesReceivableGrossCarryingAmount", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100470 - Disclosure - Loans and Allowance for Loan Losses - Schedule of Aging of the Recorded Investment in Past Due Loans and Nonaccrual Loans (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail", "shortName": "Loans and Allowance for Loan Losses - Schedule of Aging of the Recorded Investment in Past Due Loans and Nonaccrual Loans (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "tcbc:ScheduleOfFinancingReceivablesPastDueLoansAndNonAccrualLoansTableTextBlock", "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "lang": null, "name": "us-gaap:FinancingReceivableRecordedInvestmentNonaccrualStatus", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R49": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock", "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:LoansAndLeasesReceivableGrossCarryingAmount", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100480 - Disclosure - Loan And Allowance for Loan losses - Summary of Credit Exposure Based on Risk Ratings (Details)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails", "shortName": "Loan And Allowance for Loan losses - Summary of Credit Exposure Based on Risk Ratings (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:FinancingReceivableCreditQualityIndicatorsTableTextBlock", "div", "us-gaap:FinancingReceivablesTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_4b12b4ab-7c7f-4ec0-ba1b-eb9b0062600f", "decimals": "0", "lang": null, "name": "us-gaap:LoansAndLeasesReceivableGrossCarryingAmount", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R5": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:NetIncomeLoss", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100040 - Statement - Statements of Comprehensive Income", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncome", "shortName": "Statements of Comprehensive Income", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "lang": null, "name": "us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R50": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:PropertyPlantAndEquipmentTextBlock", "div", "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:PropertyPlantAndEquipmentGross", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100490 - Disclosure - Premises and Equipment - Summary of Major Classification of Premises and Equipment (Details)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentSummaryOfMajorClassificationOfPremisesAndEquipmentDetails", "shortName": "Premises and Equipment - Summary of Major Classification of Premises and Equipment (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:PropertyPlantAndEquipmentTextBlock", "div", "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:PropertyPlantAndEquipmentGross", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R51": { "firstAnchor": { "ancestors": [ "span", "p", "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:DepreciationDepletionAndAmortization", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100500 - Disclosure - Premises and Equipment - Additional Information (Details)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentAdditionalInformationDetails", "shortName": "Premises and Equipment - Additional Information (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:DepreciationDepletionAndAmortization", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R52": { "firstAnchor": { "ancestors": [ "span", "p", "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:CashFDICInsuredAmount", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100510 - Disclosure - Certificates of Deposit - Additional Information (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositAdditionalInformationDetail", "shortName": "Certificates of Deposit - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:CashFDICInsuredAmount", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R53": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:TimeDepositMaturitiesTableTextBlock", "div", "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:TimeDepositMaturitiesYearOne", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100520 - Disclosure - Certificates of Deposit - Schedule of Maturities of Certificates of Deposit (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositScheduleOfMaturitiesOfCertificatesOfDepositDetail", "shortName": "Certificates of Deposit - Schedule of Maturities of Certificates of Deposit (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:TimeDepositMaturitiesTableTextBlock", "div", "us-gaap:DepositLiabilitiesDisclosuresTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:TimeDepositMaturitiesYearOne", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R54": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "ix:continuation", "div", "us-gaap:DebtDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_ccfc1f38-0d0b-4de3-825b-fd71abe7ce95", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100530 - Disclosure - Federal Home Loan Bank Advances and Other Borrowings - Summary of Advances from the FHLB were Outstanding (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail", "shortName": "Federal Home Loan Bank Advances and Other Borrowings - Summary of Advances from the FHLB were Outstanding (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "ix:continuation", "div", "us-gaap:DebtDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_ef0ab5c2-8e93-415e-b95a-6f24e3451fc0", "decimals": null, "lang": "en-US", "name": "tcbc:LineOfCreditFacilityAdvanceDate", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R55": { "firstAnchor": { "ancestors": [ "span", "p", "us-gaap:DebtDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_ec2d59cc-e195-4329-823b-3b553c8762e5", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100540 - Disclosure - Federal Home Loan Bank Advances and Other Borrowings - Additional Information (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail", "shortName": "Federal Home Loan Bank Advances and Other Borrowings - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "us-gaap:DebtDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_ec2d59cc-e195-4329-823b-3b553c8762e5", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R56": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock", "div", "us-gaap:IncomeTaxDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:CurrentIncomeTaxExpenseBenefit", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100550 - Disclosure - Income Taxes - Schedule of Income Tax Expense (Benefit) (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfIncomeTaxExpenseBenefitDetail", "shortName": "Income Taxes - Schedule of Income Tax Expense (Benefit) (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock", "div", "us-gaap:IncomeTaxDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:CurrentIncomeTaxExpenseBenefit", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R57": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock", "div", "us-gaap:IncomeTaxDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100560 - Disclosure - Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail", "shortName": "Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock", "div", "us-gaap:IncomeTaxDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R58": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock", "div", "us-gaap:IncomeTaxDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100570 - Disclosure - Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail", "shortName": "Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock", "div", "us-gaap:IncomeTaxDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R59": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock", "div", "us-gaap:IncomeTaxDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:DeferredTaxAssetsValuationAllowance", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100580 - Disclosure - Income Taxes - Additional Information (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesAdditionalInformationDetail", "shortName": "Income Taxes - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "us-gaap:IncomeTaxDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "lang": null, "name": "us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsDomestic", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R6": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100050 - Statement - Statements of Comprehensive Income (Parenthetical)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncomeParenthetical", "shortName": "Statements of Comprehensive Income (Parenthetical)", "subGroupType": "parenthetical", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R60": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock", "div", "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:FairValueDisclosureOffbalanceSheetRisksAmountLiability", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100590 - Disclosure - Commitments - Schedule of Loan Commitments Representing Off-Balance Sheet Risk (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCommitmentsScheduleOfLoanCommitmentsRepresentingOffbalanceSheetRiskDetail", "shortName": "Commitments - Schedule of Loan Commitments Representing Off-Balance Sheet Risk (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock", "div", "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:FairValueDisclosureOffbalanceSheetRisksAmountLiability", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R61": { "firstAnchor": { "ancestors": [ "span", "p", "us-gaap:RelatedPartyTransactionsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:RelatedPartyDepositLiabilities", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100600 - Disclosure - Related Party Transactions - Additional Information (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRelatedPartyTransactionsAdditionalInformationDetail", "shortName": "Related Party Transactions - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "us-gaap:RelatedPartyTransactionsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:RelatedPartyDepositLiabilities", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R62": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "ix:continuation", "div", "us-gaap:RelatedPartyTransactionsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_cbcd3969-da30-49da-9da6-d6c3050a8e8e", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:LoansAndLeasesReceivableRelatedParties", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100610 - Disclosure - Related Party Transactions - Summary of Related Party Loan Activity (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRelatedPartyTransactionsSummaryOfRelatedPartyLoanActivityDetail", "shortName": "Related Party Transactions - Summary of Related Party Loan Activity (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "ix:continuation", "div", "us-gaap:RelatedPartyTransactionsDisclosureTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_f16fc1f2-add4-40ed-bc17-476e0b57ebac", "decimals": "0", "lang": null, "name": "us-gaap:LoansAndLeasesReceivableRelatedParties", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R63": { "firstAnchor": { "ancestors": [ "span", "p", "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "-8", "first": true, "lang": null, "name": "tcbc:TierOneTotalMinimumConsolidatedAssets", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100620 - Disclosure - Regulatory Matters - Additional Information (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersAdditionalInformationDetail", "shortName": "Regulatory Matters - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "-8", "first": true, "lang": null, "name": "tcbc:TierOneTotalMinimumConsolidatedAssets", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R64": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "div", "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:CommonEquityTierOneCapital", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100630 - Disclosure - Regulatory Matters - Schedule of Actual and Required Capital Amounts and Ratios of the Bank (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail", "shortName": "Regulatory Matters - Schedule of Actual and Required Capital Amounts and Ratios of the Bank (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "div", "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:CommonEquityTierOneCapital", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R65": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:OtherLiabilitiesTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100640 - Disclosure - Employee Benefit Plans - Additional Information (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail", "shortName": "Employee Benefit Plans - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_188270bd-6c17-4b2b-9d16-fe7842eb57fc", "decimals": "0", "lang": null, "name": "tcbc:BankContributionAmount", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R66": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfNetBenefitCostsTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:DefinedBenefitPlanInterestCost", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100650 - Disclosure - Employee Benefit Plans - Summary of the Components of the Net Periodic Post-Retirement Benefit Cost (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheComponentsOfTheNetPeriodicPostretirementBenefitCostDetail", "shortName": "Employee Benefit Plans - Summary of the Components of the Net Periodic Post-Retirement Benefit Cost (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfNetBenefitCostsTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "lang": null, "name": "us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R67": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfExpectedBenefitPaymentsTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100660 - Disclosure - Employee Benefit Plans - Schedule of Estimated Benefit Payments (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfEstimatedBenefitPaymentsDetail", "shortName": "Employee Benefit Plans - Schedule of Estimated Benefit Payments (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfExpectedBenefitPaymentsTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R68": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAccumulatedAndProjectedBenefitObligationsTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_cbcd3969-da30-49da-9da6-d6c3050a8e8e", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:DefinedBenefitPlanBenefitObligation", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100670 - Disclosure - Employee Benefit Plans - Reconciliation of the Accumulated Post-Retirement Benefit Obligation (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansReconciliationOfTheAccumulatedPostretirementBenefitObligationDetail", "shortName": "Employee Benefit Plans - Reconciliation of the Accumulated Post-Retirement Benefit Obligation (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAccumulatedAndProjectedBenefitObligationsTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "lang": null, "name": "us-gaap:DefinedBenefitPlanActuarialGainLoss", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R69": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAllocationOfPlanAssetsTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_cbcd3969-da30-49da-9da6-d6c3050a8e8e", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:DefinedBenefitPlanFairValueOfPlanAssets", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100680 - Disclosure - Employee Benefit Plans - Summary of the Change in Plan Assets (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheChangeInPlanAssetsDetail", "shortName": "Employee Benefit Plans - Summary of the Change in Plan Assets (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAllocationOfPlanAssetsTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "lang": null, "name": "us-gaap:DefinedBenefitPlanActualReturnOnPlanAssets", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R7": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_f16fc1f2-add4-40ed-bc17-476e0b57ebac", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:StockholdersEquity", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100060 - Statement - Consolidated Statements Of Changes In Shareholders' Equity", "role": "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity", "shortName": "Consolidated Statements Of Changes In Shareholders' Equity", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_a0c242c6-d50a-4e24-b041-7bc91008d3ea", "decimals": "0", "lang": null, "name": "us-gaap:StockholdersEquity", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R70": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:AssetsFairValueDisclosure", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100690 - Disclosure - Employee Benefit Plans - Schedule of Fair Values of the Bank's Pension Plan Assets (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfFairValuesOfTheBanksPensionPlanAssetsDetail", "shortName": "Employee Benefit Plans - Schedule of Fair Values of the Bank's Pension Plan Assets (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_4a3724d0-ba5b-4825-a27f-671447e4b094", "decimals": "0", "lang": null, "name": "us-gaap:AssetsFairValueDisclosure", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R71": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAccumulatedAndProjectedBenefitObligationsTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:DefinedBenefitPlanBenefitObligation", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100700 - Disclosure - Employee Benefit Plans - Summary of the Amount Recognized in Other Liabilities (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheAmountRecognizedInOtherLiabilitiesDetail", "shortName": "Employee Benefit Plans - Summary of the Amount Recognized in Other Liabilities (Detail)", "subGroupType": "details", "uniqueAnchor": null }, "R72": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100710 - Disclosure - Employee Benefit Plans - Schedule of Accumulated Other Comprehensive Loss, Net of Tax (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedOtherComprehensiveLossNetOfTaxDetail", "shortName": "Employee Benefit Plans - Schedule of Accumulated Other Comprehensive Loss, Net of Tax (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R73": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:NetIncomeLoss", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100720 - Disclosure - Employee Benefit Plans - Schedule of Accumulated Post-Retirement Benefit Obligation and Other Comprehensive Income (loss) (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedPostretirementBenefitObligationAndOtherComprehensiveIncomeLossDetail", "shortName": "Employee Benefit Plans - Schedule of Accumulated Post-Retirement Benefit Obligation and Other Comprehensive Income (loss) (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_d717295c-1f4b-4e76-87e3-70b4bc59d496", "decimals": "0", "lang": null, "name": "us-gaap:NetIncomeLoss", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R74": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares", "reportCount": 1, "unitRef": "U_shares", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100730 - Disclosure - Employee Benefit Plans - Employee Stock Ownership Plan (ESOP) Disclosures (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansEmployeeStockOwnershipPlanEsopDisclosuresDetail", "shortName": "Employee Benefit Plans - Employee Stock Ownership Plan (ESOP) Disclosures (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfEmployeeStockOwnershipPlanESOPDisclosuresTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_58ae27ff-9bcd-4415-9b6f-377bebb6f669", "decimals": "0", "lang": null, "name": "us-gaap:EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares", "reportCount": 1, "unique": true, "unitRef": "U_shares", "xsiNil": "false" } }, "R75": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "ix:continuation", "div", "us-gaap:FairValueDisclosuresTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_d6423d20-e915-4d30-888f-fbabeb249c49", "decimals": "0", "first": true, "lang": null, "name": "tcbc:AvailableForSaleSecurities1", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100740 - Disclosure - Fair Value Measurement - Summary of Assets Recorded at Fair Value on a Recurring Basis (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail", "shortName": "Fair Value Measurement - Summary of Assets Recorded at Fair Value on a Recurring Basis (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "ix:continuation", "div", "us-gaap:FairValueDisclosuresTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_d6423d20-e915-4d30-888f-fbabeb249c49", "decimals": "0", "first": true, "lang": null, "name": "tcbc:AvailableForSaleSecurities1", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R76": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock", "div", "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:AssetsFairValueDisclosure", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100750 - Disclosure - Fair Value Measurement - Summary of Assets Recorded at Fair Value on a Nonrecurring Basis (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnNonrecurringBasisDetail", "shortName": "Fair Value Measurement - Summary of Assets Recorded at Fair Value on a Nonrecurring Basis (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "ix:continuation", "div", "us-gaap:FairValueDisclosuresTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_8520b381-8ec8-4d89-abfc-3ea1cacd28a3", "decimals": "0", "lang": null, "name": "tcbc:OtherRealEstateOwnedFairValueDisclosure", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R77": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:CashCashEquivalentsAndFederalFundsSold", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100760 - Disclosure - Fair Value Measurement - Summary of Carrying Amounts and Estimated Fair Values of the Bank's Financial Instruments (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail", "shortName": "Fair Value Measurement - Summary of Carrying Amounts and Estimated Fair Values of the Bank's Financial Instruments (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "us-gaap:FairValueByBalanceSheetGroupingTextBlock", "div", "us-gaap:FairValueDisclosuresTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_db36d932-5c0a-4de2-8cdc-58f28cde8fe3", "decimals": "0", "lang": null, "name": "us-gaap:CashCashEquivalentsAndFederalFundsSold", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R78": { "firstAnchor": { "ancestors": [ "span", "p", "tcbc:ChangeInCorporateFormTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_0b8e62a8-d2ce-4a93-9479-bf256bdbb3ae", "decimals": "-5", "first": true, "lang": null, "name": "tcbc:RegulatoryRequirementsAmountTransferredToLiquidationAccountAtTheTimeOfConversion", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100770 - Disclosure - Change in Corporate Form - Additional Information (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail", "shortName": "Change in Corporate Form - Additional Information (Detail)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "span", "p", "tcbc:ChangeInCorporateFormTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_0b8e62a8-d2ce-4a93-9479-bf256bdbb3ae", "decimals": "-5", "first": true, "lang": null, "name": "tcbc:RegulatoryRequirementsAmountTransferredToLiquidationAccountAtTheTimeOfConversion", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R79": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_538af5ee-e093-44f2-a24f-acfd5a63133c", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100780 - Disclosure - Condensed Financial Statements of Parent Company - Condensed Balance Sheets (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail", "shortName": "Condensed Financial Statements of Parent Company - Condensed Balance Sheets (Detail)", "subGroupType": "parenthetical", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "srt:CondensedFinancialStatementsTextBlock", "div", "tcbc:ChangeInCorporateFormTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_843a896d-2aab-4b2d-a542-c5af4ceed3bc", "decimals": "0", "lang": null, "name": "tcbc:BankInvetsments", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R8": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:NetIncomeLoss", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "100070 - Statement - Statements of Cash Flows", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows", "shortName": "Statements of Cash Flows", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "lang": null, "name": "us-gaap:DepreciationAmortizationAndAccretionNet", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R80": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:OtherNoninterestExpense", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100790 - Disclosure - Condensed Financial Statements of Parent Company - Condensed Statements of Income (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail", "shortName": "Condensed Financial Statements of Parent Company - Condensed Statements of Income (Detail)", "subGroupType": "parenthetical", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "srt:CondensedFinancialStatementsTextBlock", "div", "tcbc:ChangeInCorporateFormTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_5c443dc7-f4db-4915-a10a-7e9633c8f6de", "decimals": "0", "lang": null, "name": "us-gaap:InterestIncomeOperating", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R81": { "firstAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": "0", "first": true, "lang": null, "name": "us-gaap:NetIncomeLoss", "reportCount": 1, "unitRef": "U_USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100800 - Disclosure - Condensed Financial Statements of Parent Company - Condensed Statements of Cash Flow (Detail)", "role": "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "shortName": "Condensed Financial Statements of Parent Company - Condensed Statements of Cash Flow (Detail)", "subGroupType": "parenthetical", "uniqueAnchor": { "ancestors": [ "span", "p", "td", "tr", "table", "srt:CondensedFinancialStatementsTextBlock", "div", "tcbc:ChangeInCorporateFormTextBlock", "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_5c443dc7-f4db-4915-a10a-7e9633c8f6de", "decimals": "0", "lang": null, "name": "tcbc:UndistributedNetIncome", "reportCount": 1, "unique": true, "unitRef": "U_USD", "xsiNil": "false" } }, "R9": { "firstAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:SignificantAccountingPoliciesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "100080 - Disclosure - Summary of Significant Accounting Policies", "role": "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPolicies", "shortName": "Summary of Significant Accounting Policies", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "div", "body", "html" ], "baseRef": "tcbc-20211231.htm", "contextRef": "C_1189b028-c5d3-4c80-95b8-075027f9594b", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:SignificantAccountingPoliciesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } } }, "segmentCount": 76, "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", "verboseLabel": "Amendment Flag" } } }, "localname": "AmendmentFlag", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_AuditorFirmId": { "auth_ref": [ "r719", "r720", "r721" ], "lang": { "en-us": { "role": { "documentation": "PCAOB issued Audit Firm Identifier", "label": "Auditor Firm ID" } } }, "localname": "AuditorFirmId", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "nonemptySequenceNumberItemType" }, "dei_AuditorLocation": { "auth_ref": [ "r719", "r720", "r721" ], "lang": { "en-us": { "role": { "label": "Auditor Location" } } }, "localname": "AuditorLocation", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "internationalNameItemType" }, "dei_AuditorName": { "auth_ref": [ "r719", "r720", "r721" ], "lang": { "en-us": { "role": { "label": "Auditor Name" } } }, "localname": "AuditorName", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "internationalNameItemType" }, "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_CoverAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Cover page.", "label": "Cover [Abstract]" } } }, "localname": "CoverAbstract", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "gMonthDayItemType" }, "dei_DocumentAnnualReport": { "auth_ref": [ "r719", "r720", "r721" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "fiscalPeriodItemType" }, "dei_DocumentFiscalYearFocus": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "This is focus fiscal year of the document report in YYYY format. For a 2006 annual report, which may also provide financial information from prior periods, fiscal 2006 should be given as the fiscal year focus. Example: 2006.", "label": "Document Fiscal Year Focus", "terseLabel": "Document Fiscal Year Focus" } } }, "localname": "DocumentFiscalYearFocus", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "gYearItemType" }, "dei_DocumentPeriodEndDate": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD.", "label": "Document Period End Date", "terseLabel": "Document Period End Date" } } }, "localname": "DocumentPeriodEndDate", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "dateItemType" }, "dei_DocumentTransitionReport": { "auth_ref": [ "r722" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_DocumentType": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.", "label": "Document Type", "terseLabel": "Document Type" } } }, "localname": "DocumentType", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "submissionTypeItemType" }, "dei_DocumentsIncorporatedByReferenceTextBlock": { "auth_ref": [ "r717" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "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 Line1", "terseLabel": "Entity Address, Address Line One" } } }, "localname": "EntityAddressAddressLine1", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityAddressPostalZipCode": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Code for the postal or zip code", "label": "Entity Address Postal Zip Code", "terseLabel": "Entity Address, Postal Zip Code" } } }, "localname": "EntityAddressPostalZipCode", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "stateOrProvinceItemType" }, "dei_EntityCentralIndexKey": { "auth_ref": [ "r716" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "centralIndexKeyItemType" }, "dei_EntityCommonStockSharesOutstanding": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.", "label": "Entity Common Stock Shares Outstanding", "terseLabel": "Entity Common Stock, Shares Outstanding" } } }, "localname": "EntityCommonStockSharesOutstanding", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "sharesItemType" }, "dei_EntityCurrentReportingStatus": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Indicate 'Yes' or 'No' whether registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. This information should be based on the registrant's current or most recent filing containing the related disclosure.", "label": "Entity Current Reporting Status", "terseLabel": "Entity Current Reporting Status" } } }, "localname": "EntityCurrentReportingStatus", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "yesNoItemType" }, "dei_EntityEmergingGrowthCompany": { "auth_ref": [ "r716" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_EntityExTransitionPeriod": { "auth_ref": [ "r753" ], "lang": { "en-us": { "role": { "documentation": "Indicate if an emerging growth company has elected not to use the extended transition period for complying with any new or revised financial accounting standards.", "label": "Entity Ex Transition Period", "terseLabel": "Entity Ex Transition Period" } } }, "localname": "EntityExTransitionPeriod", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_EntityFileNumber": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.", "label": "Entity File Number", "terseLabel": "Entity File Number" } } }, "localname": "EntityFileNumber", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "fileNumberItemType" }, "dei_EntityFilerCategory": { "auth_ref": [ "r716" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "filerCategoryItemType" }, "dei_EntityIncorporationStateCountryCode": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Two-character EDGAR code representing the state or country of incorporation.", "label": "Entity Incorporation State Country Code", "terseLabel": "Entity Incorporation, State or Country Code" } } }, "localname": "EntityIncorporationStateCountryCode", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "edgarStateCountryItemType" }, "dei_EntityInteractiveDataCurrent": { "auth_ref": [ "r740" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "yesNoItemType" }, "dei_EntityPublicFloat": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter.", "label": "Entity Public Float", "terseLabel": "Entity Public Float" } } }, "localname": "EntityPublicFloat", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "monetaryItemType" }, "dei_EntityRegistrantName": { "auth_ref": [ "r716" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityShellCompany": { "auth_ref": [ "r716" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_EntitySmallBusiness": { "auth_ref": [ "r716" ], "lang": { "en-us": { "role": { "documentation": "Indicates that the company is a Smaller Reporting Company (SRC).", "label": "Entity Small Business", "terseLabel": "Entity Small Business" } } }, "localname": "EntitySmallBusiness", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "dei_EntityTaxIdentificationNumber": { "auth_ref": [ "r716" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "employerIdItemType" }, "dei_EntityVoluntaryFilers": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Indicate 'Yes' or 'No' if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act.", "label": "Entity Voluntary Filers", "terseLabel": "Entity Voluntary Filers" } } }, "localname": "EntityVoluntaryFilers", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "yesNoItemType" }, "dei_EntityWellKnownSeasonedIssuer": { "auth_ref": [ "r752" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "yesNoItemType" }, "dei_IcfrAuditorAttestationFlag": { "auth_ref": [ "r719", "r720", "r721" ], "lang": { "en-us": { "role": { "label": "Icfr Auditor Attestation Flag", "terseLabel": "ICFR Auditor Attestation Flag" } } }, "localname": "IcfrAuditorAttestationFlag", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "booleanItemType" }, "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "normalizedStringItemType" }, "dei_Security12bTitle": { "auth_ref": [ "r715" ], "lang": { "en-us": { "role": { "documentation": "Title of a 12(b) registered security.", "label": "Security12b Title", "terseLabel": "Title of 12(b) Security" } } }, "localname": "Security12bTitle", "nsuri": "http://xbrl.sec.gov/dei/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "securityTitleItemType" }, "dei_SecurityExchangeName": { "auth_ref": [ "r718" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "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/2021q4", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" ], "xbrltype": "tradingSymbolItemType" }, "srt_CondensedFinancialStatementsTextBlock": { "auth_ref": [ "r115", "r744", "r748", "r749", "r750", "r751" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for condensed financial statements.", "label": "Condensed Financial Statements [Text Block]", "terseLabel": "Condensed Financial Statements of Parent Company" } } }, "localname": "CondensedFinancialStatementsTextBlock", "nsuri": "http://fasb.org/srt/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompany1" ], "xbrltype": "textBlockItemType" }, "srt_ConsolidatedEntitiesAxis": { "auth_ref": [ "r115", "r269", "r273", "r278", "r475", "r476", "r479", "r480", "r537", "r712", "r742", "r745", "r746", "r747" ], "lang": { "en-us": { "role": { "documentation": "Information by consolidated entity or group of entities.", "label": "Consolidated Entities [Axis]" } } }, "localname": "ConsolidatedEntitiesAxis", "nsuri": "http://fasb.org/srt/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail" ], "xbrltype": "stringItemType" }, "srt_ConsolidatedEntitiesDomain": { "auth_ref": [ "r115", "r269", "r273", "r278", "r475", "r476", "r479", "r480", "r537", "r712", "r742", "r745", "r746", "r747" ], "lang": { "en-us": { "role": { "documentation": "Entity or group of entities consolidated into reporting entity.", "label": "Consolidated Entities [Domain]" } } }, "localname": "ConsolidatedEntitiesDomain", "nsuri": "http://fasb.org/srt/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail" ], "xbrltype": "domainItemType" }, "srt_MaximumMember": { "auth_ref": [ "r283", "r315", "r411", "r416", "r547", "r548", "r549", "r550", "r551", "r552", "r572", "r669", "r671", "r713", "r714" ], "lang": { "en-us": { "role": { "documentation": "Upper limit of the provided range.", "label": "Maximum [Member]", "terseLabel": "Maximum [Member]" } } }, "localname": "MaximumMember", "nsuri": "http://fasb.org/srt/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfRangeOfEstimatedUsefulLivesForPremisesAndEquipmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "srt_MinimumMember": { "auth_ref": [ "r283", "r315", "r411", "r416", "r547", "r548", "r549", "r550", "r551", "r552", "r572", "r669", "r671", "r713", "r714" ], "lang": { "en-us": { "role": { "documentation": "Lower limit of the provided range.", "label": "Minimum [Member]", "terseLabel": "Minimum [Member]" } } }, "localname": "MinimumMember", "nsuri": "http://fasb.org/srt/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfRangeOfEstimatedUsefulLivesForPremisesAndEquipmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "srt_MultifamilyMember": { "auth_ref": [ "r703", "r711", "r741", "r743" ], "lang": { "en-us": { "role": { "documentation": "Residential building containing multiple separate housing units.", "label": "Multifamily [Member]", "terseLabel": "Multi-family [Member]" } } }, "localname": "MultifamilyMember", "nsuri": "http://fasb.org/srt/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "domainItemType" }, "srt_OwnershipAxis": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Information by name of entity in which ownership interest is disclosed. Excludes equity method investee and named security investment.", "label": "Ownership [Axis]" } } }, "localname": "OwnershipAxis", "nsuri": "http://fasb.org/srt/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "srt_OwnershipDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Name of entity in which ownership interest is disclosed. Excludes equity method investee and named security investment.", "label": "Ownership [Domain]" } } }, "localname": "OwnershipDomain", "nsuri": "http://fasb.org/srt/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "srt_ParentCompanyMember": { "auth_ref": [ "r115" ], "lang": { "en-us": { "role": { "documentation": "The registrant that controls, directly or indirectly, another entity (or entities). The usual condition for control is ownership of a majority (over 50%) of the outstanding voting stock. The power to control may also exist with a lesser percentage of ownership, for example, by contract, lease, agreement with other stockholders or by court decree.", "label": "Parent Company [Member]", "terseLabel": "Parent Company" } } }, "localname": "ParentCompanyMember", "nsuri": "http://fasb.org/srt/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail" ], "xbrltype": "domainItemType" }, "srt_ProductOrServiceAxis": { "auth_ref": [ "r163", "r328", "r329", "r573", "r668", "r670" ], "lang": { "en-us": { "role": { "documentation": "Information by product and service, or group of similar products and similar services.", "label": "Product Or Service [Axis]", "terseLabel": "Product and Service" } } }, "localname": "ProductOrServiceAxis", "nsuri": "http://fasb.org/srt/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "stringItemType" }, "srt_ProductsAndServicesDomain": { "auth_ref": [ "r163", "r328", "r329", "r573", "r668", "r670" ], "lang": { "en-us": { "role": { "documentation": "Product or service, or a group of similar products or similar services.", "label": "Products And Services [Domain]", "terseLabel": "Product and Service" } } }, "localname": "ProductsAndServicesDomain", "nsuri": "http://fasb.org/srt/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "domainItemType" }, "srt_RangeAxis": { "auth_ref": [ "r283", "r315", "r360", "r411", "r416", "r547", "r548", "r549", "r550", "r551", "r552", "r572", "r669", "r671", "r713", "r714" ], "lang": { "en-us": { "role": { "documentation": "Information by statistical measurement. Includes, but is not limited to, minimum, maximum, weighted average, arithmetic average, and median.", "label": "Range [Axis]", "terseLabel": "Statistical Measurement" } } }, "localname": "RangeAxis", "nsuri": "http://fasb.org/srt/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfRangeOfEstimatedUsefulLivesForPremisesAndEquipmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "srt_RangeMember": { "auth_ref": [ "r283", "r315", "r360", "r411", "r416", "r547", "r548", "r549", "r550", "r551", "r552", "r572", "r669", "r671", "r713", "r714" ], "lang": { "en-us": { "role": { "documentation": "Statistical measurement. Includes, but is not limited to, minimum, maximum, weighted average, arithmetic average, and median.", "label": "Range [Member]", "terseLabel": "Statistical Measurement" } } }, "localname": "RangeMember", "nsuri": "http://fasb.org/srt/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfRangeOfEstimatedUsefulLivesForPremisesAndEquipmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "srt_RegulatoryCapitalRequirementsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Regulatory Capital Requirements [Abstract]" } } }, "localname": "RegulatoryCapitalRequirementsAbstract", "nsuri": "http://fasb.org/srt/2021-01-31", "xbrltype": "stringItemType" }, "tcbc_AvailableForSaleSecurities1": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Available for sale securities 1.", "label": "Available For Sale Securities 1", "terseLabel": "Investment securities available-for-sale" } } }, "localname": "AvailableForSaleSecurities1", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_BankContributionAmount": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Bank contribution amount.", "label": "Bank Contribution Amount", "terseLabel": "Bank contribution amount" } } }, "localname": "BankContributionAmount", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_BankInvetsments": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail": { "order": 1.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Bank investments", "label": "Bank Invetsments", "terseLabel": "Investment in TC Federal Bank" } } }, "localname": "BankInvetsments", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_BankOwnedLifeInsuranceFairValueDisclosure": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Bank owned life insurance fair value disclosure.", "label": "Bank Owned Life Insurance Fair Value Disclosure", "verboseLabel": "Bank owned life insurance" } } }, "localname": "BankOwnedLifeInsuranceFairValueDisclosure", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_BankOwnedLifeInsurancePolicyTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Bank owned life insurance.", "label": "Bank Owned Life Insurance Policy [Text Block]", "terseLabel": "Bank Owned Life Insurance" } } }, "localname": "BankOwnedLifeInsurancePolicyTextBlock", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "tcbc_BanksResidentialAndCommercialRealEstateLoansMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Bank's residential and commercial real estate loans [Member]", "label": "Banks Residential And Commercial Real Estate Loans [Member]", "terseLabel": "Bank's residential and commercial real estate loans [Member]" } } }, "localname": "BanksResidentialAndCommercialRealEstateLoansMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "tcbc_CapitalContribution": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail": { "order": 0.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Capital contribution", "label": "Capital Contribution", "terseLabel": "Capital contribution to TC Federal Bank" } } }, "localname": "CapitalContribution", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_CertificatesOfDepositFairValueDisclosure": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Certificates of deposit fair value disclosure.", "label": "Certificates Of Deposit Fair Value Disclosure", "terseLabel": "Certificates of deposit with other banks" } } }, "localname": "CertificatesOfDepositFairValueDisclosure", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_ChangeInCorporateFormAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Change In Corporate Form [Abstract]", "label": "Change In Corporate Form [Abstract]", "terseLabel": "Change in Corporate Form [Abstract]" } } }, "localname": "ChangeInCorporateFormAbstract", "nsuri": "http://www.tcfederal.com/20211231", "xbrltype": "stringItemType" }, "tcbc_ChangeInCorporateFormLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Change In Corporate Form [Line Items].", "label": "Change In Corporate Form [Line Items]", "terseLabel": "Change In Corporate Form [Line Items]" } } }, "localname": "ChangeInCorporateFormLineItems", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "tcbc_ChangeInCorporateFormTable": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Change In Corporate Form [Table]", "label": "Change In Corporate Form [Table]", "terseLabel": "Change In Corporate Form [Table]" } } }, "localname": "ChangeInCorporateFormTable", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "tcbc_ChangeInCorporateFormTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for Change In Corporate Form [Text Block].", "label": "Change In Corporate Form [Text Block]", "terseLabel": "Change In Corporate Form" } } }, "localname": "ChangeInCorporateFormTextBlock", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateForm" ], "xbrltype": "textBlockItemType" }, "tcbc_ChangeInDefinedBenefitPensionObligationsNetOfTax": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Change in defined benefit pension obligations net of tax.", "label": "Change In Defined Benefit Pension Obligations Net Of Tax", "negatedLabel": "Change in defined benefit pension obligations, net of tax", "terseLabel": "Change in defined benefit pension obligations, net of tax" } } }, "localname": "ChangeInDefinedBenefitPensionObligationsNetOfTax", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "tcbc_ChangeInUnrealizedGainsLossOnSecuritiesAvailableForSaleNetOfTax": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Change in unrealized gains loss on securities available for sale net of tax.", "label": "Change In Unrealized Gains Loss On Securities Available For Sale Net Of Tax", "negatedLabel": "Change in unrealized (losses) gains on securities-for-sale, net of tax", "terseLabel": "Change in unrealized (losses) gains on securities-for-sale, net of tax" } } }, "localname": "ChangeInUnrealizedGainsLossOnSecuritiesAvailableForSaleNetOfTax", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "tcbc_CommercialAndIndustrialLoansMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Commercial and industrial loans [member].", "label": "Commercial And Industrial Loans [Member]", "terseLabel": "Commercial and industrial loans [Member]" } } }, "localname": "CommercialAndIndustrialLoansMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "domainItemType" }, "tcbc_CommitmentsAndLettersOfCreditAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Commitments and letters of credit.", "label": "Commitments And Letters Of Credit [Abstract]", "terseLabel": "Commitments And Letters Of Credit [Abstract]" } } }, "localname": "CommitmentsAndLettersOfCreditAbstract", "nsuri": "http://www.tcfederal.com/20211231", "xbrltype": "stringItemType" }, "tcbc_CommitmentsAndLettersOfCreditLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Commitments and letters of credit.", "label": "Commitments And Letters Of Credit [Line Items]", "terseLabel": "Commitments And Letters Of Credit [Line Items]" } } }, "localname": "CommitmentsAndLettersOfCreditLineItems", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCommitmentsScheduleOfLoanCommitmentsRepresentingOffbalanceSheetRiskDetail" ], "xbrltype": "stringItemType" }, "tcbc_CommitmentsAndLettersOfCreditTable": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Commitments and letters of credit.", "label": "Commitments And Letters Of Credit [Table]", "terseLabel": "Commitments And Letters Of Credit [Table]" } } }, "localname": "CommitmentsAndLettersOfCreditTable", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCommitmentsScheduleOfLoanCommitmentsRepresentingOffbalanceSheetRiskDetail" ], "xbrltype": "stringItemType" }, "tcbc_CommonEquityTierOneCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Common equity tier one capital required to be well capitalized to risk weighted assets", "label": "Common Equity Tier One Capital Required To Be Well Capitalized To Risk Weighted Assets", "terseLabel": "Common Equity Tier 1 Capital to Risk- Weighted Assets" } } }, "localname": "CommonEquityTierOneCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "percentItemType" }, "tcbc_CommonEquityTierOneRiskBasedCapitalRequiredForCapitalAdequacy": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Common equity tier one risk based capital required for capital adequacy", "label": "Common Equity Tier One Risk Based Capital Required For Capital Adequacy", "terseLabel": "Common Equity Tier 1 Capital to Risk- Weighted Assets" } } }, "localname": "CommonEquityTierOneRiskBasedCapitalRequiredForCapitalAdequacy", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_CommonStockPurchasedByEmployeeStockOwnershipPlans": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail": { "order": 2.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 5.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Common stock purchased by employee stock ownership plans.", "label": "Common Stock Purchased By Employee Stock Ownership Plans", "negatedLabel": "Common stock purchased by ESOP" } } }, "localname": "CommonStockPurchasedByEmployeeStockOwnershipPlans", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "tcbc_CommonTierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Common tier one risk based capital required for capital adequacy to risk weighted assets", "label": "Common Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets", "terseLabel": "Common Equity Tier 1 Capital to Risk- Weighted Assets" } } }, "localname": "CommonTierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "percentItemType" }, "tcbc_ConstructionAndDevelopmentMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Construction And Development [Member]", "label": "Construction And Development [Member]", "terseLabel": "Construction and development [Member]" } } }, "localname": "ConstructionAndDevelopmentMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail" ], "xbrltype": "domainItemType" }, "tcbc_ConstructionAndLandDevelopmentMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Construction and land development [member].", "label": "Construction And Land Development [Member]", "terseLabel": "Construction and land development [Member]" } } }, "localname": "ConstructionAndLandDevelopmentMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "domainItemType" }, "tcbc_ConsumerLoansMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Consumer loans [member].", "label": "Consumer Loans [Member]", "terseLabel": "Consumer loans [Member]" } } }, "localname": "ConsumerLoansMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "domainItemType" }, "tcbc_ConversionAndIssuanceOfCapitalStockExpenses": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Conversion And Issuance Of Capital Stock Expenses.", "label": "Conversion And Issuance Of Capital Stock Expenses", "terseLabel": "Conversion and issuance of capital stock expenses" } } }, "localname": "ConversionAndIssuanceOfCapitalStockExpenses", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_ConversionIntoStockFormOwnershipMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Conversion into Stock Form Ownership [Member].", "label": "Conversion Into Stock Form Ownership [Member]", "terseLabel": "Conversion into Stock Form Ownership [Member]" } } }, "localname": "ConversionIntoStockFormOwnershipMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "tcbc_CorporateObligationsMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Corporate obligations [Member]", "label": "Corporate Obligations [Member]", "terseLabel": "Corporate obligations [Member]" } } }, "localname": "CorporateObligationsMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureInvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfUnrealizedLossesAndEstimatedFairValueDetail" ], "xbrltype": "domainItemType" }, "tcbc_DebtSecuritiesAvailableForSaleFairValueAsAPercentageOfTotal": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Debt securities available for sale fair value as A percentage of total.", "label": "Debt Securities Available For Sale Fair Value As A Percentage Of Total", "terseLabel": "Fair Value as % of Total" } } }, "localname": "DebtSecuritiesAvailableForSaleFairValueAsAPercentageOfTotal", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureInvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail" ], "xbrltype": "percentItemType" }, "tcbc_DeferredConversionCosts": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Deferred Conversion Costs.", "label": "Deferred Conversion Costs", "terseLabel": "Deferred Conversion Costs" } } }, "localname": "DeferredConversionCosts", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_DeferredTaxAssetsDefinedBenefitObligations": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 5.0, "parentTag": "us-gaap_DeferredTaxAssetsGross", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Deferred Tax Assets Defined Benefit Obligations.", "label": "Deferred Tax Assets Defined Benefit Obligations", "terseLabel": "Defined benefit obligations (non-qualified)" } } }, "localname": "DeferredTaxAssetsDefinedBenefitObligations", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_DeferredTaxAssetsDirectorFees": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 6.0, "parentTag": "us-gaap_DeferredTaxAssetsGross", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Deferred Tax Assets, Director Fees.", "label": "Deferred Tax Assets Director Fees", "terseLabel": "Director deferred fee practice" } } }, "localname": "DeferredTaxAssetsDirectorFees", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_DeferredTaxAssetsNonAccrualLoans": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 7.0, "parentTag": "us-gaap_DeferredTaxAssetsGross", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Deferred Tax Assets, Non-Accrual Loans.", "label": "Deferred Tax Assets Non Accrual Loans", "terseLabel": "Non-accrual loans" } } }, "localname": "DeferredTaxAssetsNonAccrualLoans", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_DeferredTaxLiabilitiesAllowanceForLoanLoss": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 1.0, "parentTag": "us-gaap_DeferredIncomeTaxLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Deferred Tax Liabilities Allowance for Loan Loss.", "label": "Deferred Tax Liabilities Allowance For Loan Loss", "terseLabel": "Allowance for loan losses" } } }, "localname": "DeferredTaxLiabilitiesAllowanceForLoanLoss", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_DeferredTaxLiabilitiesDirectorFees": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 3.0, "parentTag": "us-gaap_DeferredIncomeTaxLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Deferred Tax Liabilities Director Fees", "label": "Deferred Tax Liabilities Director Fees", "terseLabel": "Director fee plan" } } }, "localname": "DeferredTaxLiabilitiesDirectorFees", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_DefinedBenefitPlanExpectedFutureBenefitPayments": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfEstimatedBenefitPaymentsDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Defined benefit plan expected future benefit payments.", "label": "Defined Benefit Plan Expected Future Benefit Payments", "terseLabel": "Total", "totalLabel": "Total" } } }, "localname": "DefinedBenefitPlanExpectedFutureBenefitPayments", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfEstimatedBenefitPaymentsDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_DescriptionOfEligibilityOfNonEmployeeDirectorsRetirementBenefit": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Description of eligibility of non-employee directors retirement benefit.", "label": "Description Of Eligibility Of Non Employee Directors Retirement Benefit", "terseLabel": "Description of eligibility of non-employee directors retirement benefit" } } }, "localname": "DescriptionOfEligibilityOfNonEmployeeDirectorsRetirementBenefit", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "tcbc_DescriptionOfTaxQualifiedDefinedBenefitRetirementPlan": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Description of tax-qualified defined benefit retirement plan.", "label": "Description Of Tax Qualified Defined Benefit Retirement Plan", "terseLabel": "Description of tax-qualified defined benefit retirement plan" } } }, "localname": "DescriptionOfTaxQualifiedDefinedBenefitRetirementPlan", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "tcbc_DetailsOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Details of allowances for loan losses and recorded investments in loans individually and collectively evaluated for impairment.", "label": "Details Of Allowances For Loan Losses And Recorded Investments In Loans Individually And Collectively Evaluated For Impairment Table [Text Block]", "terseLabel": "Summary of allowances for loan losses and recorded investments in loans individually and collectively evaluated for impairment", "verboseLabel": "Summary of allowances for loan losses and recorded investments in loans individually and collectively evaluated for impairment" } } }, "localname": "DetailsOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentTableTextBlock", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesTables" ], "xbrltype": "textBlockItemType" }, "tcbc_DirectorDeferredFeePracticeMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Director deferred fee practice.", "label": "Director Deferred Fee Practice [Member]", "terseLabel": "Director Deferred Fee Practice" } } }, "localname": "DirectorDeferredFeePracticeMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "tcbc_DisclosureDetailsOfAvailableForSaleDebtSecuritiesAvailableForSaleAtAmortizedCostAndFairValueByContractualMaturityTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Disclosure details of available for sale debt securities available for sale at amortized cost and fair value by contractual maturity.", "label": "Disclosure Details Of Available For Sale Debt Securities Available For Sale At Amortized Cost And Fair Value By Contractual Maturity Table [Text Block]", "terseLabel": "Summary of Amortized Cost and Estimated Fair Value of Investment Securities Available for Sale" } } }, "localname": "DisclosureDetailsOfAvailableForSaleDebtSecuritiesAvailableForSaleAtAmortizedCostAndFairValueByContractualMaturityTableTextBlock", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesTables" ], "xbrltype": "textBlockItemType" }, "tcbc_DisclosureDetailsOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Disclosure details of impaired loans with and without allowances for credit losses recorded investment unpaid principal amount.", "label": "Disclosure Details Of Impaired Loans With And Without Allowances For Credit Losses Recorded Investment Unpaid Principal Amount Table [Text Block]", "terseLabel": "Summary of impaired loans with and without allowances for credit losses recorded investment unpaid principal amount", "verboseLabel": "Summary of impaired loans with and without allowances for credit losses recorded investment unpaid principal amount" } } }, "localname": "DisclosureDetailsOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountTableTextBlock", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesTables" ], "xbrltype": "textBlockItemType" }, "tcbc_DueOnApril072027WithFixedRateZeroPointSevenNinePercentageMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Due on April 07 , 2027 with fixed rate Zero point seven Nine Percentage [Member]", "label": "Due On April072027 With Fixed Rate Zero Point Seven Nine Percentage [Member]", "terseLabel": "Due on April 07, 2027 with fixed rate 0.79% [Member]" } } }, "localname": "DueOnApril072027WithFixedRateZeroPointSevenNinePercentageMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "domainItemType" }, "tcbc_DueOnApril12025WithFixedRateZeroPointSixSixPercentageMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Due on April 1, 2025 with fixed rate Zero point Six six Percentage [Member]", "label": "Due On April12025 With Fixed Rate Zero Point Six Six Percentage [Member]", "terseLabel": "Due on April 1,2025 with fixed rate 0.66% [Member]" } } }, "localname": "DueOnApril12025WithFixedRateZeroPointSixSixPercentageMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "domainItemType" }, "tcbc_DueOnJanuary92023WithFixedRateFourPointFourNinePercentageMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Due on January 9 ,2023 with fixed rate four point four nine Percentage [Member]", "label": "Due On January92023 With Fixed Rate Four Point Four Nine Percentage [Member]", "terseLabel": "Due on January 9,2023 with fixed rate 4.49% [Member]" } } }, "localname": "DueOnJanuary92023WithFixedRateFourPointFourNinePercentageMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "domainItemType" }, "tcbc_DueOnSeptember202022WithFixedRateOnePointEightZeroPercentageMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Due on September 20 ,2022 with fixed rate one point eight zero Percentage [Member]", "label": "Due On September202022 With Fixed Rate One Point Eight Zero Percentage [Member]", "terseLabel": "Due on September 20,2022 with fixed rate 1.80% [Member]" } } }, "localname": "DueOnSeptember202022WithFixedRateOnePointEightZeroPercentageMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "domainItemType" }, "tcbc_EmergingGrowthCompanyPolicyTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Emerging growth company.", "label": "Emerging Growth Company Policy [Text Block]", "terseLabel": "Emerging Growth Company Status" } } }, "localname": "EmergingGrowthCompanyPolicyTextBlock", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "tcbc_EmployeeBenfitPlanRetirementPeriod": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Employee Benfit Plan Retirement Period.", "label": "Employee Benfit Plan Retirement Period", "terseLabel": "Employee benefit plan retirement period" } } }, "localname": "EmployeeBenfitPlanRetirementPeriod", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "durationItemType" }, "tcbc_EmployeeStockOwnershipPlanLoanPaymentAndReleaseOfShares": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Employee stock ownership plan loan payment and release of shares.", "label": "Employee Stock Ownership Plan Loan Payment And Release Of Shares", "negatedLabel": "ESOP loan payment and release of ESOP shares" } } }, "localname": "EmployeeStockOwnershipPlanLoanPaymentAndReleaseOfShares", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity" ], "xbrltype": "monetaryItemType" }, "tcbc_EmployeeStockOwnershipPlanMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Employee Stock Ownership Plan [Member].", "label": "Employee Stock Ownership Plan [Member]", "terseLabel": "Employee Stock Ownership Plan" } } }, "localname": "EmployeeStockOwnershipPlanMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansEmployeeStockOwnershipPlanEsopDisclosuresDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "tcbc_EventAxis": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Event Axis.", "label": "Event [Axis]", "terseLabel": "Event" } } }, "localname": "EventAxis", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "tcbc_EventDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Event Domain.", "label": "Event [Domain]", "terseLabel": "Event" } } }, "localname": "EventDomain", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "tcbc_FederalFundsMaturityPeriod": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Federal funds maturity period.", "label": "Federal Funds Maturity Period", "terseLabel": "Federal funds maturity period" } } }, "localname": "FederalFundsMaturityPeriod", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "durationItemType" }, "tcbc_FederalReserveBankOfAtlantaMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Federal Reserve Bank of Atlanta.", "label": "Federal Reserve Bank Of Atlanta [Member]", "terseLabel": "Federal Reserve Bank of Atlanta [Member]" } } }, "localname": "FederalReserveBankOfAtlantaMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "tcbc_FhlbAdvanceMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "FHLB advance [Member]", "label": "Fhlb Advance [Member]", "terseLabel": "FHLB advance [Member]" } } }, "localname": "FhlbAdvanceMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "domainItemType" }, "tcbc_FourZeroOneKPlanMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "401 (k) Plan member.", "label": "Four Zero One K Plan [Member]", "terseLabel": "401 (K) Plan [Member]" } } }, "localname": "FourZeroOneKPlanMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "tcbc_FurnitureAutomobilesAndEquipmentMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Furniture automobiles and equipment member.", "label": "Furniture Automobiles and Equipment [Member]", "terseLabel": "Furniture Automobiles and Equipment [Member]" } } }, "localname": "FurnitureAutomobilesAndEquipmentMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfRangeOfEstimatedUsefulLivesForPremisesAndEquipmentDetail" ], "xbrltype": "domainItemType" }, "tcbc_GrossLoansReceivablePercentage": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Gross loans receivable percentage.", "label": "Gross Loans Receivable Percentage", "terseLabel": "Gross Loans Receivable Percentage" } } }, "localname": "GrossLoansReceivablePercentage", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "percentItemType" }, "tcbc_ImpairedFinancingReceivableWithNoRelatedAllowance": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Impaired financing receivable with no related allowance.", "label": "Impaired Financing Receivable With No Related Allowance", "terseLabel": "Impaired Loans Without Related Allowance" } } }, "localname": "ImpairedFinancingReceivableWithNoRelatedAllowance", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_ImpairedLoansFairValueDisclosure": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Impaired Loans Fair Value Disclosure.", "label": "Impaired Loans Fair Value Disclosure", "terseLabel": "Impaired loans" } } }, "localname": "ImpairedLoansFairValueDisclosure", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnNonrecurringBasisDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_IncomeLossFromContinuingOperationsBeforeEquityMethodInvestments": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail": { "order": 0.0, "parentTag": "us-gaap_NetIncomeLoss", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Income Loss From Continuing Operations Before Equity Method Investments", "label": "Income Loss From Continuing Operations Before Equity Method Investments", "totalLabel": "Net income before equity in undistributed net income of TC Federal Bank" } } }, "localname": "IncomeLossFromContinuingOperationsBeforeEquityMethodInvestments", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_IncreaseDecreaseAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Increase decrease.", "label": "Increase Decrease [Abstract]", "terseLabel": "Change in:" } } }, "localname": "IncreaseDecreaseAbstract", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "stringItemType" }, "tcbc_InterestIncomeOnDepositsWithOtherBanksAndFederalFundsSold": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 2.0, "parentTag": "us-gaap_InterestAndDividendIncomeOperating", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Interest income on deposits with other banks and federal funds sold.", "label": "Interest Income On Deposits With Other Banks And Federal Funds Sold", "terseLabel": "Interest on deposits with other banks and federal fund sold" } } }, "localname": "InterestIncomeOnDepositsWithOtherBanksAndFederalFundsSold", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "tcbc_InterestsAndDividendsOnTaxableSecurities": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 1.0, "parentTag": "us-gaap_InterestAndDividendIncomeOperating", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Interests and dividends on taxable securities.", "label": "Interests And Dividends On Taxable Securities", "terseLabel": "Interest and dividends on taxable investment securities" } } }, "localname": "InterestsAndDividendsOnTaxableSecurities", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "tcbc_LineOfCreditFacilityAdvanceDate": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line of credit facility advance date.", "label": "Line Of Credit Facility Advance Date", "terseLabel": "Line of Credit facility, Advance Date" } } }, "localname": "LineOfCreditFacilityAdvanceDate", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "dateItemType" }, "tcbc_LineOfCreditFacilityInterestRateType": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line of credit facility interest rate type.", "label": "Line Of Credit Facility Interest Rate Type", "terseLabel": "Line Of Credit Facility, Interest Rate Type" } } }, "localname": "LineOfCreditFacilityInterestRateType", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "stringItemType" }, "tcbc_LoansLoanFeesAndInterestIncomeOnLoansPolicyTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Loans, loan fees and interest income on loans.", "label": "Loans Loan Fees And Interest Income On Loans Policy [Text Block]", "terseLabel": "Loans Loan Fees and Interest Income on Loans" } } }, "localname": "LoansLoanFeesAndInterestIncomeOnLoansPolicyTextBlock", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "tcbc_LossMember": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Loss [Member]", "terseLabel": "Loss [Member]" } } }, "localname": "LossMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails" ], "xbrltype": "domainItemType" }, "tcbc_MortgageLoansHeldForSalePolicyTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Mortgage loans held for sale.", "label": "Mortgage Loans Held For Sale Policy [Text Block]", "terseLabel": "Mortgage Loans Held for Sale" } } }, "localname": "MortgageLoansHeldForSalePolicyTextBlock", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "tcbc_NonEmployeeBenefitPlanRetirementPeriod": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Non employee benefit plan retirement period.", "label": "Non Employee Benefit Plan Retirement Period", "terseLabel": "Non employee benefit plan retirement period" } } }, "localname": "NonEmployeeBenefitPlanRetirementPeriod", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "durationItemType" }, "tcbc_OperationExpensesOnOtherRealEstateOwnedNetOfOperationAndLossGainOnSaleNetOfWriteDown": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 2.0, "parentTag": "us-gaap_NoninterestExpense", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Operation expenses on other real estate owned net of operation and loss gain on sale net of write down.", "label": "Operation Expenses On Other Real Estate Owned Net Of Operation And Loss Gain On Sale Net Of Write Down", "negatedLabel": "Other real estate owned, net of operations, loss (gain) on sales and write-downs" } } }, "localname": "OperationExpensesOnOtherRealEstateOwnedNetOfOperationAndLossGainOnSaleNetOfWriteDown", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "tcbc_OtherInvestmentsPolicyTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Other investments.", "label": "Other Investments Policy [Text Block]", "terseLabel": "Other Investments" } } }, "localname": "OtherInvestmentsPolicyTextBlock", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "tcbc_OtherNonEmployeeDirectorsBenefitPlanRetirementPeriod": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Other non-employee directors benefit plan retirement period.", "label": "Other Non Employee Directors Benefit Plan Retirement Period", "terseLabel": "Other non-employee directors benefit plan retirement period" } } }, "localname": "OtherNonEmployeeDirectorsBenefitPlanRetirementPeriod", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "durationItemType" }, "tcbc_OtherNonEmployeeDirectorsNormalMonthlyBenefitPaymentPeriod": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Other non-employee directors normal monthly benefit payment period.", "label": "Other Non Employee Directors Normal Monthly Benefit Payment Period", "terseLabel": "Other non-employee directors normal monthly benefit payment period" } } }, "localname": "OtherNonEmployeeDirectorsNormalMonthlyBenefitPaymentPeriod", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "durationItemType" }, "tcbc_OtherRealEstateOwnedFairValueDisclosure": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Other Real Estate Owned Fair Value Disclosure.", "label": "Other Real Estate Owned Fair Value Disclosure", "terseLabel": "Other real estate owned" } } }, "localname": "OtherRealEstateOwnedFairValueDisclosure", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnNonrecurringBasisDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_PaycheckProtectionProgramMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Paycheck Protection Program [Member]", "label": "Paycheck Protection Program [Member]", "terseLabel": "Paycheck Protection Program [Member]" } } }, "localname": "PaycheckProtectionProgramMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "tcbc_PercentageOfGuaranteeMadeToEligibleBorrowersUnderPppLoans": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Percentage of guarantee made to eligible borrowers under PPP loans.", "label": "Percentage Of Guarantee Made To Eligible Borrowers Under Ppp Loans", "terseLabel": "Percentage of guarantee made to eligible borrowers under PPP loans" } } }, "localname": "PercentageOfGuaranteeMadeToEligibleBorrowersUnderPppLoans", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "percentItemType" }, "tcbc_PercentageOfSharesSubscribedToTheCommonStockSoldInTheOffering": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Percentage Of Shares Subscribed To The Common Stock Sold In The Offering", "label": "Percentage Of Shares Subscribed To The Common Stock Sold In The Offering", "terseLabel": "Percentage of shares subscribed to the common stock sold in the offering" } } }, "localname": "PercentageOfSharesSubscribedToTheCommonStockSoldInTheOffering", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail" ], "xbrltype": "percentItemType" }, "tcbc_PropertyPlantAndEquipmentEstimatedUsefulLivesTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Property plant and equipment estimated useful lives.", "label": "Property Plant and Equipment Estimated Useful Lives [Table Text Block]", "terseLabel": "Schedule of Range of Estimated Useful Lives for Premises and Equipment" } } }, "localname": "PropertyPlantAndEquipmentEstimatedUsefulLivesTableTextBlock", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesTables" ], "xbrltype": "textBlockItemType" }, "tcbc_RecentlyIssuedAccountingPronouncementsAdoptedAndYetToBeAdoptedPolicyTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Recently issued accounting pronouncements adopted and yet to be adopted.", "label": "Recently Issued Accounting Pronouncements Adopted And Yet To Be Adopted Policy [Text Block]", "terseLabel": "Recent Accounting Pronouncements" } } }, "localname": "RecentlyIssuedAccountingPronouncementsAdoptedAndYetToBeAdoptedPolicyTextBlock", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "tcbc_RegulatoryRequirementsAmountTransferredToLiquidationAccountAtTheTimeOfConversion": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Regulatory Requirements Amount Transferred To Liquidation Account At The Time Of Conversion.", "label": "Regulatory Requirements Amount Transferred To Liquidation Account At The Time Of Conversion", "terseLabel": "Regulatory Requirements,Amount transferred to Liquidation account at the time of Conversion" } } }, "localname": "RegulatoryRequirementsAmountTransferredToLiquidationAccountAtTheTimeOfConversion", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_ReserveRequirementsHeldInCash": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Reserve requirements held in cash.", "label": "Reserve Requirements Held In Cash", "terseLabel": "Reserve requirements held in cash" } } }, "localname": "ReserveRequirementsHeldInCash", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_RetiredDirectorMonthlyBenefitAmount": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Retired director monthly benefit amount.", "label": "Retired Director Monthly Benefit Amount", "terseLabel": "Retired director monthly benefit amount" } } }, "localname": "RetiredDirectorMonthlyBenefitAmount", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_RetirementBenefitVestingSchedulePeriod": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Retirement Benefit Vesting Schedule Period.", "label": "Retirement Benefit Vesting Schedule Period", "terseLabel": "Retirement benefit vesting schedule period" } } }, "localname": "RetirementBenefitVestingSchedulePeriod", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "durationItemType" }, "tcbc_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Schedule of compliance with regulatory capital requirements under banking regulations.", "label": "Schedule Of Compliance With Regulatory Capital Requirements Under Banking Regulations [Abstract]", "terseLabel": "Schedule Of Compliance With Regulatory Capital Requirements Under Banking Regulations [Abstract]" } } }, "localname": "ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsAbstract", "nsuri": "http://www.tcfederal.com/20211231", "xbrltype": "stringItemType" }, "tcbc_ScheduleOfFinancingReceivablesPastDueLoansAndNonAccrualLoansTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Schedule of financing receivables past due loans and non accrual loans.", "label": "Schedule Of Financing Receivables Past Due Loans And Non Accrual Loans Table [Text Block]", "terseLabel": "Summary of aging of the recorded investment in past due loans and nonaccrual loans" } } }, "localname": "ScheduleOfFinancingReceivablesPastDueLoansAndNonAccrualLoansTableTextBlock", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesTables" ], "xbrltype": "textBlockItemType" }, "tcbc_ScheduleOfImpairedFinancingReceivableAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Schedule of impaired financing receivable [abstract].", "label": "Schedule Of Impaired Financing Receivable [Abstract]" } } }, "localname": "ScheduleOfImpairedFinancingReceivableAbstract", "nsuri": "http://www.tcfederal.com/20211231", "xbrltype": "stringItemType" }, "tcbc_ServiceChargeOnDepositAccounts": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 0.0, "parentTag": "us-gaap_NoninterestIncome", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Service charge on deposit accounts.", "label": "Service Charge On Deposit Accounts", "terseLabel": "Service charges on deposits accounts" } } }, "localname": "ServiceChargeOnDepositAccounts", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "tcbc_SmallBusinessAdministrationMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Small Business Administration [Member]", "label": "Small Business Administration [Member]", "terseLabel": "Small Business Administration [Member]" } } }, "localname": "SmallBusinessAdministrationMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "tcbc_SupplementalExecutiveRetirementPlansMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Supplemental Executive Retirement Plans.", "label": "Supplemental Executive Retirement Plans [Member]", "terseLabel": "Supplemental Executive Retirement Plans [Member]" } } }, "localname": "SupplementalExecutiveRetirementPlansMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "tcbc_TaxQualifiedFrozenDefinedBenefitPensionPlanMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Tax-qualified defined benefit retirement plan.", "label": "Tax Qualified Frozen Defined Benefit Pension Plan [Member]", "terseLabel": "Tax Qualified Frozen Defined Benefit Pension Plan" } } }, "localname": "TaxQualifiedFrozenDefinedBenefitPensionPlanMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "tcbc_TcFederalBankMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "TC federal bank.", "label": "TC Federal Bank [Member]", "terseLabel": "TC Federal Bank" } } }, "localname": "TcFederalBankMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "tcbc_TierOneTotalMinimumConsolidatedAssets": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Tier one total minimum consolidated assets.", "label": "Tier One Total Minimum Consolidated Assets", "terseLabel": "Minimum consolidated assets" } } }, "localname": "TierOneTotalMinimumConsolidatedAssets", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_UndistributedNetIncome": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail": { "order": 1.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Undistributed Net Income", "label": "Undistributed Net Income" } } }, "localname": "UndistributedNetIncome", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail" ], "xbrltype": "monetaryItemType" }, "tcbc_UnsecuredFederalFundsLinesOfCreditMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Unsecured federal funds lines of credit [Member]", "label": "Unsecured Federal Funds Lines Of Credit [Member]", "terseLabel": "Unsecured federal funds lines of credit [Member]" } } }, "localname": "UnsecuredFederalFundsLinesOfCreditMember", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "tcbc_UtilizationOfOperatingLossCarryforwards": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfIncomeTaxExpenseBenefitDetail": { "order": 2.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of utilization of operating loss carryforward.", "label": "Utilization Of Operating Loss Carryforwards", "terseLabel": "Utilization of operating loss carryforward" } } }, "localname": "UtilizationOfOperatingLossCarryforwards", "nsuri": "http://www.tcfederal.com/20211231", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfIncomeTaxExpenseBenefitDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccountingPoliciesAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Accounting Policies [Abstract]" } } }, "localname": "AccountingPoliciesAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_AccruedInvestmentIncomeReceivable": { "auth_ref": [ "r22", "r580", "r652" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 9.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Interest, dividends, rents, ancillary and other revenues earned but not yet received by the entity on its investments.", "label": "Accrued Investment Income Receivable", "terseLabel": "Accrued interest receivable and other assets", "totalLabel": "Accrued Investment Income Receivable, Total" } } }, "localname": "AccruedInvestmentIncomeReceivable", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment": { "auth_ref": [ "r33", "r253" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentSummaryOfMajorClassificationOfPremisesAndEquipmentDetails": { "order": 1.0, "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", "periodEndLabel": "Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance", "periodStartLabel": "Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Beginning Balance", "terseLabel": "Less: Accumulated depreciation and amortization", "totalLabel": "Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Total" } } }, "localname": "AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentSummaryOfMajorClassificationOfPremisesAndEquipmentDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax": { "auth_ref": [ "r45", "r51", "r380" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, after tax, of accumulated other comprehensive (income) loss for defined benefit plan, that has not been recognized in net periodic benefit cost (credit).", "label": "Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax", "terseLabel": "Total accumulated other comprehensive loss", "totalLabel": "Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax, Total" } } }, "localname": "AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedPostretirementBenefitObligationAndOtherComprehensiveIncomeLossDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax": { "auth_ref": [ "r25", "r48", "r50", "r51", "r649", "r679", "r683" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 3.0, "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 loss", "totalLabel": "Accumulated Other Comprehensive Income (Loss), Net of Tax, Total" } } }, "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccumulatedOtherComprehensiveIncomeMember": { "auth_ref": [ "r47", "r51", "r61", "r62", "r63", "r117", "r118", "r119", "r478", "r674", "r675", "r758" ], "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": "Accumulated Other Comprehensive Income [Member]", "terseLabel": "Accumulated Other Comprehensive Income (Loss) [Member]" } } }, "localname": "AccumulatedOtherComprehensiveIncomeMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity" ], "xbrltype": "domainItemType" }, "us-gaap_AdditionalPaidInCapital": { "auth_ref": [ "r23", "r427", "r540" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 1.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of excess of issue price over par or stated value of stock and from other transaction involving stock or stockholder. Includes, but is not limited to, additional paid-in capital (APIC) for common and preferred stock.", "label": "Additional Paid In Capital", "periodEndLabel": "Additional Paid in Capital, Ending Balance", "periodStartLabel": "Additional Paid in Capital, Beginning Balance", "terseLabel": "Additional paid in capital", "totalLabel": "Additional Paid in Capital, Total" } } }, "localname": "AdditionalPaidInCapital", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_AdditionalPaidInCapitalMember": { "auth_ref": [ "r117", "r118", "r119", "r424", "r425", "r426", "r491" ], "lang": { "en-us": { "role": { "documentation": "Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders.", "label": "Additional Paid In Capital [Member]", "terseLabel": "Additional Paid in Capital [Member]" } } }, "localname": "AdditionalPaidInCapitalMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity" ], "xbrltype": "domainItemType" }, "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 provided by (used in) operating activities" } } }, "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "stringItemType" }, "us-gaap_AdvancesFromFederalHomeLoanBanks": { "auth_ref": [ "r630" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 1.0, "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", "totalLabel": "Advances from Federal Home Loan Banks, Total", "verboseLabel": "FHLB advances" } } }, "localname": "AdvancesFromFederalHomeLoanBanks", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_AdvertisingCostsPolicyTextBlock": { "auth_ref": [ "r438" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for advertising cost.", "label": "Advertising Costs Policy [Text Block]", "terseLabel": "Advertising Costs" } } }, "localname": "AdvertisingCostsPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock": { "auth_ref": [ "r171", "r231" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of allowance for credit loss on financing receivable.", "label": "Allowance For Credit Losses On Financing Receivables Table [Text Block]", "terseLabel": "Summary of allowance for loan losses" } } }, "localname": "AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts": { "auth_ref": [ "r168" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.", "label": "Allowance For Loan And Lease Loss Recovery Of Bad Debts", "terseLabel": "Recoveries" } } }, "localname": "AllowanceForLoanAndLeaseLossRecoveryOfBadDebts", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs": { "auth_ref": [ "r167" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.", "label": "Allowance For Loan And Lease Losses Write Offs", "negatedLabel": "Charge-offs" } } }, "localname": "AllowanceForLoanAndLeaseLossesWriteOffs", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AllowanceForLoanAndLeaseLossesWriteoffsNet": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, after recoveries, of loans and leases that have been written-off.", "label": "Allowance For Loan And Lease Losses Writeoffs Net", "negatedLabel": "Net (charge offs) recoveries", "totalLabel": "Allowance for Loan and Lease Losses Write-offs, Net, Total" } } }, "localname": "AllowanceForLoanAndLeaseLossesWriteoffsNet", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_Assets": { "auth_ref": [ "r109", "r155", "r157", "r161", "r222", "r269", "r270", "r271", "r272", "r273", "r274", "r275", "r276", "r277", "r278", "r279", "r475", "r479", "r510", "r538", "r540", "r581", "r646" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_AssetsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Assets [Abstract]", "terseLabel": "ASSETS" } } }, "localname": "AssetsAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "stringItemType" }, "us-gaap_AssetsFairValueDisclosure": { "auth_ref": [ "r494" ], "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": "Assets recorded at fair value on a recurring basis" } } }, "localname": "AssetsFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfFairValuesOfTheBanksPensionPlanAssetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnNonrecurringBasisDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AssetsFairValueDisclosureAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Assets Fair Value Disclosure [Abstract]" } } }, "localname": "AssetsFairValueDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_AutomobilesMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Vehicles that are used primarily for transporting people.", "label": "Automobiles [Member]", "terseLabel": "Automobiles [Member]" } } }, "localname": "AutomobilesMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentSummaryOfMajorClassificationOfPremisesAndEquipmentDetails" ], "xbrltype": "domainItemType" }, "us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax": { "auth_ref": [ "r201" ], "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": "Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax", "terseLabel": "Gross Unrealized Gains" } } }, "localname": "AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureInvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax": { "auth_ref": [ "r202" ], "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": "Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax", "terseLabel": "Gross Unrealized Losses" } } }, "localname": "AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureInvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis": { "auth_ref": [ "r199", "r246" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail": { "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": "Available For Sale Debt Securities Amortized Cost Basis", "terseLabel": "Amortized Cost", "totalLabel": "Total, Amortized Cost" } } }, "localname": "AvailableForSaleDebtSecuritiesAmortizedCostBasis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureInvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost": { "auth_ref": [ "r206" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10", "terseLabel": "Amortized Cost, 5 to 10 years" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue": { "auth_ref": [ "r203", "r206", "r624" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10", "terseLabel": "Estimated Fair Value, 5 to 10 years" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost": { "auth_ref": [ "r205" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail": { "order": 2.0, "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost", "terseLabel": "Amortized Cost, 1 to 5 years" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue": { "auth_ref": [ "r203", "r205", "r623" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail": { "order": 2.0, "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtSecurities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "Available For Sale Securities Debt Maturities After One Through Five Years Fair Value", "terseLabel": "Estimated Fair Value, 1 to 5 years" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost": { "auth_ref": [ "r207" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail": { "order": 3.0, "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "Available For Sale Securities Debt Maturities After Ten Years Amortized Cost", "terseLabel": "Amortized Cost, Over 10 years" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue": { "auth_ref": [ "r203", "r207", "r625" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail": { "order": 3.0, "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtSecurities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "Available For Sale Securities Debt Maturities After Ten Years Fair Value", "terseLabel": "Estimated Fair Value, Over 10 years" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost": { "auth_ref": [ "r204" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail": { "order": 1.0, "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "Available For Sale Securities Debt Maturities Within One Year Amortized Cost", "terseLabel": "Amortized Cost, Within 1 year" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue": { "auth_ref": [ "r203", "r204", "r622" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail": { "order": 1.0, "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtSecurities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "Available For Sale Securities Debt Maturities Within One Year Fair Value", "terseLabel": "Estimated Fair Value, Within 1 year" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost": { "auth_ref": [ "r208" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail": { "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), without single maturity date and not allocated over maturity grouping.", "label": "Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost", "terseLabel": "Amortized Cost, Mortgage-backed securities and collateralized mortgage obligations" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue": { "auth_ref": [ "r208", "r626" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail": { "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), without single maturity date and not allocated over maturity grouping.", "label": "Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value", "terseLabel": "Estimated Fair Value, Mortgage-backed securities and collateralized mortgage obligations" } } }, "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableForSaleSecuritiesDebtSecurities": { "auth_ref": [ "r196", "r200", "r246", "r587" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 2.0, "parentTag": "us-gaap_Assets", "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": "Available For Sale Securities Debt Securities", "terseLabel": "Investment securities available-for-sale", "totalLabel": "Total, Estimated Fair Value", "verboseLabel": "Estimated Fair Value" } } }, "localname": "AvailableForSaleSecuritiesDebtSecurities", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureInvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_AvailableforsaleSecuritiesMember": { "auth_ref": [ "r214" ], "lang": { "en-us": { "role": { "documentation": "Investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Availableforsale Securities [Member]", "terseLabel": "Available-for-sale Securities [Member]" } } }, "localname": "AvailableforsaleSecuritiesMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_BankOwnedLifeInsurance": { "auth_ref": [ "r580" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 8.0, "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_BankOwnedLifeInsuranceIncome": { "auth_ref": [ "r610" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 6.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 2.0, "parentTag": "us-gaap_NoninterestIncome", "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": "Increase in cash surrender value of bank owned life insurance", "terseLabel": "Bank owned life insurance income" } } }, "localname": "BankOwnedLifeInsuranceIncome", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_BasisOfAccountingPolicyPolicyTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for basis of accounting, or basis of presentation, used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS).", "label": "Basis Of Accounting Policy Policy [Text Block]", "terseLabel": "Basis of Presentation" } } }, "localname": "BasisOfAccountingPolicyPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_BuildingAndBuildingImprovementsMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Facility held for productive use including, but not limited to, office, production, storage and distribution facilities and any addition, improvement, or renovation to the structure, for example, but not limited to, interior masonry, interior flooring, electrical, and plumbing.", "label": "Building And Building Improvements [Member]", "terseLabel": "Buildings and Improvements [Member]" } } }, "localname": "BuildingAndBuildingImprovementsMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentSummaryOfMajorClassificationOfPremisesAndEquipmentDetails" ], "xbrltype": "domainItemType" }, "us-gaap_BuildingImprovementsMember": { "auth_ref": [ "r252" ], "lang": { "en-us": { "role": { "documentation": "Addition, improvement, or renovation to a facility held for productive use including, but not limited to, office, production, storage and distribution facilities.", "label": "Building Improvements [Member]", "terseLabel": "Building and Improvements [Member]" } } }, "localname": "BuildingImprovementsMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfRangeOfEstimatedUsefulLivesForPremisesAndEquipmentDetail" ], "xbrltype": "domainItemType" }, "us-gaap_Capital": { "auth_ref": [ "r635" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of total capital as defined by regulatory framework.", "label": "Capital", "terseLabel": "Total Capital to Risk- Weighted Assets" } } }, "localname": "Capital", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CapitalRequiredForCapitalAdequacy": { "auth_ref": [ "r635", "r639" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of minimum total risk-based capital required for capital adequacy as defined by regulatory framework.", "label": "Capital Required For Capital Adequacy", "terseLabel": "Total Capital to Risk- Weighted Assets" } } }, "localname": "CapitalRequiredForCapitalAdequacy", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CapitalRequiredForCapitalAdequacyToRiskWeightedAssets": { "auth_ref": [ "r635", "r639" ], "lang": { "en-us": { "role": { "documentation": "Ratio of minimum total risk-based capital to risk-weighted assets required for capital adequacy as defined by regulatory framework.", "label": "Capital Required For Capital Adequacy To Risk Weighted Assets", "terseLabel": "Total Capital to Risk- Weighted Assets" } } }, "localname": "CapitalRequiredForCapitalAdequacyToRiskWeightedAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "pureItemType" }, "us-gaap_CapitalRequiredToBeWellCapitalized": { "auth_ref": [ "r635" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of minimum total risk-based capital categorized as well capitalized as defined by regulatory framework for prompt corrective action.", "label": "Capital Required To Be Well Capitalized", "terseLabel": "Total Capital to Risk- Weighted Assets" } } }, "localname": "CapitalRequiredToBeWellCapitalized", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets": { "auth_ref": [ "r635" ], "lang": { "en-us": { "role": { "documentation": "Ratio of minimum total risk-based capital to risk-weighted assets categorized as well capitalized as defined by regulatory framework for prompt corrective action.", "label": "Capital Required To Be Well Capitalized To Risk Weighted Assets", "terseLabel": "Total Capital to Risk- Weighted Assets" } } }, "localname": "CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "pureItemType" }, "us-gaap_CapitalToRiskWeightedAssets": { "auth_ref": [ "r635" ], "lang": { "en-us": { "role": { "documentation": "Ratio of total risk-based capital to risk-weighted assets as defined by regulatory framework.", "label": "Capital To Risk Weighted Assets", "terseLabel": "Total Capital to Risk- Weighted Assets" } } }, "localname": "CapitalToRiskWeightedAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "pureItemType" }, "us-gaap_CarryingReportedAmountFairValueDisclosureMember": { "auth_ref": [ "r508", "r509" ], "lang": { "en-us": { "role": { "documentation": "Measured as reported on the statement of financial position (balance sheet).", "label": "Carrying Reported Amount Fair Value Disclosure [Member]", "terseLabel": "Reported Value Measurement [Member]" } } }, "localname": "CarryingReportedAmountFairValueDisclosureMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_CashAndCashEquivalentsAtCarryingValue": { "auth_ref": [ "r7", "r29", "r97" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail": { "order": 0.0, "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", "periodEndLabel": "Cash and Cash Equivalents, End of Period", "periodStartLabel": "Cash and Cash Equivalents, Beginning of Period", "terseLabel": "Cash and cash equivalents", "totalLabel": "Cash and Cash Equivalents, at Carrying Value, Total" } } }, "localname": "CashAndCashEquivalentsAtCarryingValue", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashAndCashEquivalentsMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "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 [Member]", "terseLabel": "Cash and Cash Equivalents [Member]" } } }, "localname": "CashAndCashEquivalentsMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfFairValuesOfTheBanksPensionPlanAssetsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes.", "label": "Cash And Cash Equivalents Period Increase Decrease", "terseLabel": "Net increase in cash", "totalLabel": "Net Change in Cash and Cash Equivalents" } } }, "localname": "CashAndCashEquivalentsPeriodIncreaseDecrease", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashAndCashEquivalentsPolicyTextBlock": { "auth_ref": [ "r9", "r100" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for cash and cash equivalents, including the policy for determining which items are treated as cash equivalents. Other information that may be disclosed includes (1) the nature of any restrictions on the entity's use of its cash and cash equivalents, (2) whether the entity's cash and cash equivalents are insured or expose the entity to credit risk, (3) the classification of any negative balance accounts (overdrafts), and (4) the carrying basis of cash equivalents (for example, at cost) and whether the carrying amount of cash equivalents approximates fair value.", "label": "Cash And Cash Equivalents Policy [Text Block]", "terseLabel": "Cash and Cash Equivalents" } } }, "localname": "CashAndCashEquivalentsPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_CashAndDueFromBanks": { "auth_ref": [ "r579" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 0.0, "parentTag": "us-gaap_CashCashEquivalentsAndFederalFundsSold", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "For banks and other depository institutions: Includes cash on hand (currency and coin), cash items in process of collection, noninterest bearing deposits due from other financial institutions (including corporate credit unions), and noninterest bearing balances with the Federal Reserve Banks, Federal Home Loan Banks and central banks.", "label": "Cash And Due From Banks", "terseLabel": "Cash and due from banks", "totalLabel": "Cash and Due from Banks, Total" } } }, "localname": "CashAndDueFromBanks", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashCashEquivalentsAndFederalFundsSold": { "auth_ref": [ "r589" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 0.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The sum of cash and cash equivalents plus Federal Funds Sold. Cash and cash equivalents consist of short term, highly liquid investments that are readily convertible to known amounts of cash and are so near their maturity that they present negligible risk of changes in value due to changes in interest rates -- usually with an original maturity less than 90 days.", "label": "Cash Cash Equivalents And Federal Funds Sold", "terseLabel": "Cash and cash equivalents", "totalLabel": "Cash and cash equivalents" } } }, "localname": "CashCashEquivalentsAndFederalFundsSold", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashFDICInsuredAmount": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The amount of cash deposited in financial institutions as of the balance sheet date that is insured by the Federal Deposit Insurance Corporation.", "label": "Cash F D I C Insured Amount", "terseLabel": "FDIC insurance limit" } } }, "localname": "CashFDICInsuredAmount", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Cash Flow Noncash Investing And Financing Activities Disclosure [Abstract]", "terseLabel": "Non-Cash Investing and Financing Activities:" } } }, "localname": "CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "stringItemType" }, "us-gaap_CashSurrenderValueOfLifeInsurance": { "auth_ref": [ "r8", "r34" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Carrying amount as of the balance sheet date of amounts which could be received based on the terms of the insurance contract upon surrendering life policies owned by the entity.", "label": "Cash Surrender Value Of Life Insurance", "terseLabel": "Cash surrender value" } } }, "localname": "CashSurrenderValueOfLifeInsurance", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CertificatesOfDepositAtCarryingValue": { "auth_ref": [ "r29" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 1.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "A savings certificate entitling the Entity (that is, bearer) to receive interest at an established maturity date, based upon a fixed interest rate. A certificate of deposit may be issued in any denomination. Certificates of deposit are generally issued by commercial banks and, therefore, insured by the FDIC (up to the prescribed limit). Certificates of deposit generally restrict holders from withdrawing funds on demand without the incurrence of penalties. Generally, only certificates of deposit with original maturities of three months or less qualify as cash equivalents. Original maturity means original maturity to the entity holding the investment. As a related example, both a three-month US Treasury bill and a three-year Treasury note purchased three months from maturity qualify as cash equivalents. However, a Treasury note purchased three-years ago does not become a cash equivalent when its remaining maturity is three months.", "label": "Certificates Of Deposit At Carrying Value", "terseLabel": "Certificates of deposit with other banks" } } }, "localname": "CertificatesOfDepositAtCarryingValue", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_CollateralAxis": { "auth_ref": [ "r240" ], "lang": { "en-us": { "role": { "documentation": "Information by category of collateral or no collateral, from lender's perspective.", "label": "Collateral [Axis]", "terseLabel": "Collateral Held" } } }, "localname": "CollateralAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_CollateralDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Category of collateral or no collateral, from lender's perspective.", "label": "Collateral [Domain]", "terseLabel": "Collateral Held" } } }, "localname": "CollateralDomain", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_CollateralizedDebtObligationsMember": { "auth_ref": [ "r198", "r361" ], "lang": { "en-us": { "role": { "documentation": "Securities collateralized by a pool of assets.", "label": "Collateralized Debt Obligations [Member]", "terseLabel": "Corporate obligations [Member]" } } }, "localname": "CollateralizedDebtObligationsMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureInvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfUnrealizedLossesAndEstimatedFairValueDetail" ], "xbrltype": "domainItemType" }, "us-gaap_CollateralizedMortgageObligationsMember": { "auth_ref": [ "r265" ], "lang": { "en-us": { "role": { "documentation": "The category includes multiclass, pay-through securitizations collateralized by mortgages secured by assets, such as automobiles and boats, which are generally structured so that the collections of principal and interest due from the underlying debtors are paid to the holders of the CMO.", "label": "Collateralized Mortgage Obligations [Member]", "terseLabel": "Collateralized mortgage obligations [Member]" } } }, "localname": "CollateralizedMortgageObligationsMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail" ], "xbrltype": "domainItemType" }, "us-gaap_CommercialRealEstateMember": { "auth_ref": [ "r242", "r361" ], "lang": { "en-us": { "role": { "documentation": "Property that is solely used for business purposes.", "label": "Commercial Real Estate [Member]", "terseLabel": "Commercial [Member]" } } }, "localname": "CommercialRealEstateMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "domainItemType" }, "us-gaap_CommitmentsAndContingencies": { "auth_ref": [ "r39", "r260", "r595", "r654" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 1.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Represents the caption on the face of the balance sheet to indicate that the entity has entered into (1) purchase or supply arrangements that will require expending a portion of its resources to meet the terms thereof, and (2) is exposed to potential losses or, less frequently, gains, arising from (a) possible claims against a company's resources due to future performance under contract terms, and (b) possible losses or likely gains from uncertainties that will ultimately be resolved when one or more future events that are deemed likely to occur do occur or fail to occur.", "label": "Commitments And Contingencies", "terseLabel": "Commitments" } } }, "localname": "CommitmentsAndContingencies", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_CommitmentsAndContingenciesDisclosureAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Commitments And Contingencies Disclosure [Abstract]" } } }, "localname": "CommitmentsAndContingenciesDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_CommitmentsAndContingenciesDisclosureTextBlock": { "auth_ref": [ "r257", "r258", "r259", "r261", "r706" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for commitments and contingencies.", "label": "Commitments And Contingencies Disclosure [Text Block]", "terseLabel": "Commitments" } } }, "localname": "CommitmentsAndContingenciesDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureCommitmentsAndContingencies" ], "xbrltype": "textBlockItemType" }, "us-gaap_CommonEquityTierOneCapital": { "auth_ref": [ "r635" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of Common Equity Tier 1 risk-based capital as defined by regulatory framework.", "label": "Common Equity Tier One Capital", "terseLabel": "Common Equity Tier 1 Capital to Risk- Weighted Assets" } } }, "localname": "CommonEquityTierOneCapital", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CommonEquityTierOneCapitalRatio": { "auth_ref": [ "r635" ], "lang": { "en-us": { "role": { "documentation": "Ratio of Common Equity Tier 1 risk-based capital to risk-weighted assets as defined by regulatory framework.", "label": "Common Equity Tier One Capital Ratio", "terseLabel": "Common Equity Tier 1 Capital to Risk- Weighted Assets" } } }, "localname": "CommonEquityTierOneCapitalRatio", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "pureItemType" }, "us-gaap_CommonEquityTierOneCapitalRequiredToBeWellCapitalized": { "auth_ref": [ "r635" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of minimum Common Equity Tier 1 risk-based capital categorized as well capitalized as defined by regulatory framework for prompt corrective action.", "label": "Common Equity Tier One Capital Required To Be Well Capitalized", "terseLabel": "Common Equity Tier 1 Capital to Risk- Weighted Assets" } } }, "localname": "CommonEquityTierOneCapitalRequiredToBeWellCapitalized", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_CommonStockMember": { "auth_ref": [ "r117", "r118", "r491" ], "lang": { "en-us": { "role": { "documentation": "Stock that is subordinate to all other stock of the issuer.", "label": "Common Stock [Member]", "terseLabel": "Common Stock [Member]" } } }, "localname": "CommonStockMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity" ], "xbrltype": "domainItemType" }, "us-gaap_CommonStockParOrStatedValuePerShare": { "auth_ref": [ "r21" ], "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" } } }, "localname": "CommonStockParOrStatedValuePerShare", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheetsParenthetical" ], "xbrltype": "perShareItemType" }, "us-gaap_CommonStockSharesAuthorized": { "auth_ref": [ "r21" ], "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" } } }, "localname": "CommonStockSharesAuthorized", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheetsParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockSharesIssued": { "auth_ref": [ "r21" ], "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", "totalLabel": "Common Stock, Shares, Issued, Total" } } }, "localname": "CommonStockSharesIssued", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheetsParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockSharesOutstanding": { "auth_ref": [ "r21", "r317" ], "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", "periodEndLabel": "Common Stock, Shares, Outstanding, Ending Balance", "periodStartLabel": "Common Stock, Shares, Outstanding, Beginning Balance", "terseLabel": "Common stock, shares outstanding" } } }, "localname": "CommonStockSharesOutstanding", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheetsParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockValue": { "auth_ref": [ "r21", "r540" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 0.0, "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", "periodEndLabel": "Common Stock, Value, Issued, Ending Balance", "periodStartLabel": "Common Stock, Value, Issued, Beginning Balance", "terseLabel": "Common stock, $.01 par value, 20,000,000 and -0- shares authorized as of December 31, 2021 and 2020, respectively; 4,898,350 and -0- shares issued and outstanding as of December 31, 2021 and 2020, respectively", "totalLabel": "Common Stock, Value, Issued, Total" } } }, "localname": "CommonStockValue", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_CommunicationsAndInformationTechnology": { "auth_ref": [ "r73" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 3.0, "parentTag": "us-gaap_NoninterestExpense", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The amount of expense in the period for communications and data processing expense.", "label": "Communications And Information Technology", "terseLabel": "Data processing conversion costs", "totalLabel": "Communications and Information Technology, Total" } } }, "localname": "CommunicationsAndInformationTechnology", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_CompensationAndEmployeeBenefitPlansTextBlock": { "auth_ref": [ "r331", "r334", "r417", "r437" ], "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": "Employee Benefit Plans" } } }, "localname": "CompensationAndEmployeeBenefitPlansTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureEmployeeBenefitPlans" ], "xbrltype": "textBlockItemType" }, "us-gaap_ComponentsOfDeferredTaxAssetsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Components Of Deferred Tax Assets [Abstract]", "terseLabel": "Deferred income tax assets:" } } }, "localname": "ComponentsOfDeferredTaxAssetsAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ComponentsOfIncomeTaxExpenseBenefitContinuingOperationsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Components Of Income Tax Expense Benefit Continuing Operations [Abstract]" } } }, "localname": "ComponentsOfIncomeTaxExpenseBenefitContinuingOperationsAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_ComprehensiveIncomeNetOfTax": { "auth_ref": [ "r56", "r58", "r59", "r69", "r603", "r659" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncome": { "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 Net Of Tax", "totalLabel": "Comprehensive Income" } } }, "localname": "ComprehensiveIncomeNetOfTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_ComprehensiveIncomeNetOfTaxAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Comprehensive Income Net Of Tax [Abstract]", "terseLabel": "Net of Income Taxes:" } } }, "localname": "ComprehensiveIncomeNetOfTaxAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncome" ], "xbrltype": "stringItemType" }, "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 (Loss)" } } }, "localname": "ComprehensiveIncomePolicyPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_CreditFacilityAxis": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Information by type of credit facility. Credit facilities provide capital to borrowers without the need to structure a loan for each borrowing.", "label": "Credit Facility [Axis]", "terseLabel": "Credit Facility" } } }, "localname": "CreditFacilityAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "stringItemType" }, "us-gaap_CreditFacilityDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Type of credit facility. Credit facilities provide capital to borrowers without the need to structure a loan for each borrowing.", "label": "Credit Facility [Domain]", "terseLabel": "Credit Facility" } } }, "localname": "CreditFacilityDomain", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "domainItemType" }, "us-gaap_CurrentIncomeTaxExpenseBenefit": { "auth_ref": [ "r110", "r454", "r464", "r466" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfIncomeTaxExpenseBenefitDetail": { "order": 0.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.", "label": "Current Income Tax Expense Benefit", "terseLabel": "Current - Alternative minimum tax", "totalLabel": "Current Income Tax Expense (Benefit), Total" } } }, "localname": "CurrentIncomeTaxExpenseBenefit", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfIncomeTaxExpenseBenefitDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtDisclosureAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Debt Disclosure [Abstract]" } } }, "localname": "DebtDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_DebtDisclosureTextBlock": { "auth_ref": [ "r107", "r286", "r287", "r288", "r289", "r290", "r291", "r292", "r297", "r304", "r305", "r307", "r314" ], "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": "Federal Home Loan Bank Advances and Other Borrowings" } } }, "localname": "DebtDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowings" ], "xbrltype": "textBlockItemType" }, "us-gaap_DebtInstrumentAxis": { "auth_ref": [ "r14", "r16", "r17", "r108", "r115", "r280", "r281", "r282", "r283", "r284", "r285", "r287", "r293", "r294", "r295", "r296", "r298", "r299", "r300", "r301", "r302", "r303", "r308", "r309", "r310", "r311", "r528", "r582", "r585", "r643" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DebtInstrumentCollateralAmount": { "auth_ref": [ "r631" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of assets pledged to secure a debt instrument.", "label": "Debt Instrument Collateral Amount", "terseLabel": "Debt Instrument, Collateral Amount" } } }, "localname": "DebtInstrumentCollateralAmount", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtInstrumentCollateralFee": { "auth_ref": [ "r17", "r318" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of fees associated with providing collateral for the debt instrument.", "label": "Debt Instrument Collateral Fee", "terseLabel": "Debt Instrument, Collateral Fee" } } }, "localname": "DebtInstrumentCollateralFee", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtInstrumentInterestRateStatedPercentage": { "auth_ref": [ "r37", "r281" ], "lang": { "en-us": { "role": { "documentation": "Contractual interest rate for funds borrowed, under the debt agreement.", "label": "Debt Instrument Interest Rate Stated Percentage", "terseLabel": "Debt Instrument, Interest Rate, Stated Percentage" } } }, "localname": "DebtInstrumentInterestRateStatedPercentage", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "percentItemType" }, "us-gaap_DebtInstrumentNameDomain": { "auth_ref": [ "r38", "r108", "r115", "r280", "r281", "r282", "r283", "r284", "r285", "r287", "r293", "r294", "r295", "r296", "r298", "r299", "r300", "r301", "r302", "r303", "r308", "r309", "r310", "r311", "r528" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "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": "Debt Instrument, Term" } } }, "localname": "DebtInstrumentTerm", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "durationItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months": { "auth_ref": [ "r213", "r248", "r251" ], "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 Than12 Months", "terseLabel": "Total less than 12 months, Estimated Fair Value" } } }, "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfUnrealizedLossesAndEstimatedFairValueDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss": { "auth_ref": [ "r213", "r248" ], "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 Than12 Months Accumulated Loss", "terseLabel": "Total less than 12 months, Unrealized Losses" } } }, "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfUnrealizedLossesAndEstimatedFairValueDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleRestricted": { "auth_ref": [ "r555", "r704", "r705" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of restricted 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 Restricted", "terseLabel": "Available for sale securities pledged to secure public deposits" } } }, "localname": "DebtSecuritiesAvailableForSaleRestricted", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleTable": { "auth_ref": [ "r216" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of information about investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Debt Securities Available For Sale [Table]", "terseLabel": "Debt Securities Available For Sale [Table]" } } }, "localname": "DebtSecuritiesAvailableForSaleTable", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureInvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfUnrealizedLossesAndEstimatedFairValueDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleTableTextBlock": { "auth_ref": [ "r216" ], "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 Investments Securities Available for Sale" } } }, "localname": "DebtSecuritiesAvailableForSaleTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTableTextBlock": { "auth_ref": [ "r212", "r247", "r251" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of fair value 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. Includes beneficial interest in securitized financial asset.", "label": "Debt Securities Available For Sale Unrealized Loss Position Fair Value Table [Text Block]", "terseLabel": "Summary of Unrealized Losses and Estimated Fair Value" } } }, "localname": "DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_DebtSecuritiesHeldToMaturity90DaysOrMorePastDueStillAccruing": { "auth_ref": [ "r234" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of investment in debt security measured at amortized cost (held-to-maturity), 90 days or more past due and still accruing.", "label": "Debt Securities Held To Maturity90 Days Or More Past Due Still Accruing", "terseLabel": "Debt Securities, Held-to-maturity, 90 Days or More Past Due, Still Accruing" } } }, "localname": "DebtSecuritiesHeldToMaturity90DaysOrMorePastDueStillAccruing", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtSecuritiesMember": { "auth_ref": [ "r216" ], "lang": { "en-us": { "role": { "documentation": "Debt instrument issued by corporations, governments and governmental agencies, municipalities, and other institutions.", "label": "Debt Securities [Member]", "terseLabel": "Debt Securities Mutual Funds [Member]" } } }, "localname": "DebtSecuritiesMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfFairValuesOfTheBanksPensionPlanAssetsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_DeferredCompensationShareBasedPaymentsMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Deferred compensation arrangements (such as stock or unit options and share or unit awards) that are equity-based payments with individual employees. The arrangements are generally based on employment contracts between the entity and one or more selected officers or key employees, and contain a promise by the employer to pay certain amounts or benefits at designated future dates, upon compliance with stipulated requirements. This type of arrangement is distinguished from broader based employee benefit plans as it is usually tailored to the employee. Other \"sub-members\" can be added as necessary.", "label": "Deferred Compensation Share Based Payments [Member]", "terseLabel": "Unearned-ESOP Shares [Member]" } } }, "localname": "DeferredCompensationShareBasedPaymentsMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity" ], "xbrltype": "domainItemType" }, "us-gaap_DeferredIncomeTaxExpenseBenefit": { "auth_ref": [ "r95", "r110", "r455", "r464", "r465", "r466" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 2.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.", "label": "Deferred Income Tax Expense Benefit", "terseLabel": "Deferred income tax expense", "totalLabel": "Deferred Income Tax Expense (Benefit), Total" } } }, "localname": "DeferredIncomeTaxExpenseBenefit", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredIncomeTaxLiabilities": { "auth_ref": [ "r18", "r19", "r446", "r583", "r642" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 1.0, "parentTag": "us-gaap_DeferredTaxAssetsLiabilitiesNet", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of deferred tax liability attributable to taxable temporary differences.", "label": "Deferred Income Tax Liabilities", "totalLabel": "Total gross deferred tax liabilities" } } }, "localname": "DeferredIncomeTaxLiabilities", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredOtherTaxExpenseBenefit": { "auth_ref": [ "r110", "r456", "r463" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of other deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. For example, but not limited to, acquisition-date income tax benefits or expenses recognized from changes in the acquirer's valuation allowance for its previously existing deferred tax assets resulting from a business combination and adjustments to beginning-of-year balance of a valuation allowance because of a change in circumstance causing a change in judgment about the realizability of the related deferred tax asset in future periods.", "label": "Deferred Other Tax Expense (Benefit)", "terseLabel": "Deferred" } } }, "localname": "DeferredOtherTaxExpenseBenefit", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfIncomeTaxExpenseBenefitDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsCharitableContributionCarryforwards": { "auth_ref": [ "r452", "r453" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 3.0, "parentTag": "us-gaap_DeferredTaxAssetsGross", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible charitable contribution carryforwards.", "label": "Deferred Tax Assets Charitable Contribution Carryforwards", "terseLabel": "Charitable contributions" } } }, "localname": "DeferredTaxAssetsCharitableContributionCarryforwards", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsGoodwillAndIntangibleAssets": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 2.0, "parentTag": "us-gaap_DeferredTaxAssetsGross", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from intangible assets including goodwill.", "label": "Deferred Tax Assets Goodwill And Intangible Assets", "terseLabel": "Other real estate owned" } } }, "localname": "DeferredTaxAssetsGoodwillAndIntangibleAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsGross": { "auth_ref": [ "r447" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 0.0, "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 and carryforwards.", "label": "Deferred Tax Assets Gross", "totalLabel": "Total gross deferred tax assets" } } }, "localname": "DeferredTaxAssetsGross", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsInvestments": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 9.0, "parentTag": "us-gaap_DeferredTaxAssetsGross", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from investments (excludes investments in subsidiaries and equity method investments).", "label": "Deferred Tax Assets, Investments", "terseLabel": "Unrealized loss on investment securities available-for-sale" } } }, "localname": "DeferredTaxAssetsInvestments", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsLiabilitiesNet": { "auth_ref": [ "r449" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "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 Liabilities Net", "totalLabel": "Net deferred tax asset" } } }, "localname": "DeferredTaxAssetsLiabilitiesNet", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsNet": { "auth_ref": [ "r449" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 0.0, "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", "totalLabel": "Net deferred tax asset" } } }, "localname": "DeferredTaxAssetsNet", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsOperatingLossCarryforwards": { "auth_ref": [ "r452", "r453" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 1.0, "parentTag": "us-gaap_DeferredTaxAssetsGross", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.", "label": "Deferred Tax Assets Operating Loss Carryforwards", "terseLabel": "Net operating loss carryforward", "totalLabel": "Deferred Tax Assets, Operating Loss Carryforwards, Total" } } }, "localname": "DeferredTaxAssetsOperatingLossCarryforwards", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic": { "auth_ref": [ "r452", "r453" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible domestic operating loss carryforwards. Excludes state and local operating loss carryforwards.", "label": "Deferred Tax Assets Operating Loss Carryforwards Domestic", "terseLabel": "Federal, net operating loss carryforwards" } } }, "localname": "DeferredTaxAssetsOperatingLossCarryforwardsDomestic", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal": { "auth_ref": [ "r452", "r453" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible state and local operating loss carryforwards.", "label": "Deferred Tax Assets Operating Loss Carryforwards State And Local", "terseLabel": "State, net operating loss carryforwards" } } }, "localname": "DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsOther": { "auth_ref": [ "r452", "r453" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 10.0, "parentTag": "us-gaap_DeferredTaxAssetsGross", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.", "label": "Deferred Tax Assets Other", "terseLabel": "Other" } } }, "localname": "DeferredTaxAssetsOther", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsStateTaxes": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 4.0, "parentTag": "us-gaap_DeferredTaxAssetsGross", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from state taxes.", "label": "Deferred Tax Assets State Taxes", "terseLabel": "State tax credits" } } }, "localname": "DeferredTaxAssetsStateTaxes", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits": { "auth_ref": [ "r452", "r453" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 0.0, "parentTag": "us-gaap_DeferredTaxAssetsGross", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensation and benefits costs.", "label": "Deferred Tax Assets Tax Deferred Expense Compensation And Benefits", "terseLabel": "Deferred compensation", "totalLabel": "Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Total" } } }, "localname": "DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences": { "auth_ref": [ "r452", "r453" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 8.0, "parentTag": "us-gaap_DeferredTaxAssetsGross", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensated absences (includes, but not limited to, sick and personal days).", "label": "Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Compensated Absences", "terseLabel": "Frozen pension accrual (tax qualified)" } } }, "localname": "DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxAssetsValuationAllowance": { "auth_ref": [ "r448" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 1.0, "parentTag": "us-gaap_DeferredTaxAssetsNet", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.", "label": "Deferred Tax Assets Valuation Allowance", "negatedLabel": "Less: Valuation allowance", "terseLabel": "Valuation allowance", "totalLabel": "Deferred Tax Assets, Valuation Allowance, Total" } } }, "localname": "DeferredTaxAssetsValuationAllowance", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxLiabilitiesInvestments": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 2.0, "parentTag": "us-gaap_DeferredIncomeTaxLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of deferred tax liability attributable to taxable temporary differences from investments (excludes investments in subsidiaries and equity method investments).", "label": "Deferred Tax Liabilities Investments", "terseLabel": "Unrealized gain on investment securities available-for-sale" } } }, "localname": "DeferredTaxLiabilitiesInvestments", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxLiabilitiesNetAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Deferred Tax Liabilities Net [Abstract]", "terseLabel": "Deferred income tax liabilities:" } } }, "localname": "DeferredTaxLiabilitiesNetAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DeferredTaxLiabilitiesOther": { "auth_ref": [ "r452", "r453" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 4.0, "parentTag": "us-gaap_DeferredIncomeTaxLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of deferred tax liability attributable to taxable temporary differences classified as other.", "label": "Deferred Tax Liabilities, Other", "terseLabel": "Other" } } }, "localname": "DeferredTaxLiabilitiesOther", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment": { "auth_ref": [ "r452", "r453" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail": { "order": 0.0, "parentTag": "us-gaap_DeferredIncomeTaxLiabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.", "label": "Deferred Tax Liabilities Property Plant And Equipment", "terseLabel": "Premises and equipment" } } }, "localname": "DeferredTaxLiabilitiesPropertyPlantAndEquipment", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanAccountingPolicyElectionMeasurementDatePolicyTextBlock": { "auth_ref": [ "r386" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy election to measure plan assets and benefit obligations as of the month-end that is closest to the fiscal year-end.", "label": "Defined Benefit Plan Accounting Policy Election Measurement Date Policy [Text Block]", "terseLabel": "Post Retirement Defined Benefit Obligation" } } }, "localname": "DefinedBenefitPlanAccountingPolicyElectionMeasurementDatePolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets": { "auth_ref": [ "r350", "r402" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of increase (decrease) in plan assets of defined benefit plan from actual return (loss) determined by change in fair value of plan assets adjusted for contributions, benefit payments, and other expenses.", "label": "Defined Benefit Plan Actual Return On Plan Assets", "terseLabel": "Actual return on assets" } } }, "localname": "DefinedBenefitPlanActualReturnOnPlanAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheChangeInPlanAssetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanActuarialGainLoss": { "auth_ref": [ "r343" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan.", "label": "Defined Benefit Plan Actuarial Gain Loss", "terseLabel": "Actuarial gain" } } }, "localname": "DefinedBenefitPlanActuarialGainLoss", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansReconciliationOfTheAccumulatedPostretirementBenefitObligationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanAdministrationExpenses": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of administration expense of defined benefit plan which decreases plan assets. Excludes plan administration expense paid by employer.", "label": "Defined Benefit Plan Administration Expenses", "negatedLabel": "Administrative expenses", "terseLabel": "Administrative expenses" } } }, "localname": "DefinedBenefitPlanAdministrationExpenses", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheChangeInPlanAssetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses": { "auth_ref": [ "r337", "r375", "r396", "r402", "r403" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheComponentsOfTheNetPeriodicPostretirementBenefitCostDetail": { "order": 3.0, "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan.", "label": "Defined Benefit Plan Amortization Of Gains Losses", "negatedLabel": "Amortization of unrecognized loss" } } }, "localname": "DefinedBenefitPlanAmortizationOfGainsLosses", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheComponentsOfTheNetPeriodicPostretirementBenefitCostDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax": { "auth_ref": [ "r46", "r48", "r379" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, before tax, after reclassification adjustment, of (increase) decrease in accumulated other comprehensive income from prior service cost (credit) of defined benefit plan.", "label": "Defined Benefit Plan Amounts Recognized In Other Comprehensive Income Net Prior Service Cost Credit Before Tax", "terseLabel": "Amortization of prior service cost", "totalLabel": "Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), after Reclassification Adjustment, before Tax, Total" } } }, "localname": "DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedPostretirementBenefitObligationAndOtherComprehensiveIncomeLossDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate": { "auth_ref": [ "r381" ], "lang": { "en-us": { "role": { "documentation": "Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan.", "label": "Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate", "terseLabel": "Discount rate" } } }, "localname": "DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "percentItemType" }, "us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets": { "auth_ref": [ "r382", "r401" ], "lang": { "en-us": { "role": { "documentation": "Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan.", "label": "Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets", "terseLabel": "Defined benefit plan, expected long-term rate of return on assets" } } }, "localname": "DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "percentItemType" }, "us-gaap_DefinedBenefitPlanBenefitObligation": { "auth_ref": [ "r338" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheAmountRecognizedInOtherLiabilitiesDetail": { "order": 0.0, "parentTag": "us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.", "label": "Defined Benefit Plan Benefit Obligation", "periodEndLabel": "Projected benefit obligation at end of year", "periodStartLabel": "Projected benefit obligation at beginning of year", "terseLabel": "Projected benefit obligation at end of year" } } }, "localname": "DefinedBenefitPlanBenefitObligation", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansReconciliationOfTheAccumulatedPostretirementBenefitObligationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheAmountRecognizedInOtherLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid": { "auth_ref": [ "r345", "r404" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of payment to participant of defined benefit plan which decreases benefit obligation. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services.", "label": "Defined Benefit Plan Benefit Obligation Benefits Paid", "negatedLabel": "Benefits paid", "terseLabel": "Benefits paid" } } }, "localname": "DefinedBenefitPlanBenefitObligationBenefitsPaid", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansReconciliationOfTheAccumulatedPostretirementBenefitObligationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanContributionsByEmployer": { "auth_ref": [ "r352", "r361", "r362", "r400", "r402", "r403" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of contribution received by defined benefit plan from employer which increases plan assets.", "label": "Defined Benefit Plan Contributions By Employer", "terseLabel": "Employer contributions" } } }, "localname": "DefinedBenefitPlanContributionsByEmployer", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheChangeInPlanAssetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanDisclosureLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Defined Benefit Plan Disclosure [Line Items]", "terseLabel": "Defined Benefit Plan Disclosure [Line Items]" } } }, "localname": "DefinedBenefitPlanDisclosureLineItems", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedPostretirementBenefitObligationAndOtherComprehensiveIncomeLossDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter": { "auth_ref": [ "r369" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfEstimatedBenefitPaymentsDetail": { "order": 5.0, "parentTag": "tcbc_DefinedBenefitPlanExpectedFutureBenefitPayments", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year.", "label": "Defined Benefit Plan Expected Future Benefit Payments Five Fiscal Years Thereafter", "terseLabel": "2027-2031" } } }, "localname": "DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfEstimatedBenefitPaymentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths": { "auth_ref": [ "r369" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfEstimatedBenefitPaymentsDetail": { "order": 0.0, "parentTag": "tcbc_DefinedBenefitPlanExpectedFutureBenefitPayments", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year.", "label": "Defined Benefit Plan Expected Future Benefit Payments Next Twelve Months", "terseLabel": "2022" } } }, "localname": "DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfEstimatedBenefitPaymentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive": { "auth_ref": [ "r369" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfEstimatedBenefitPaymentsDetail": { "order": 4.0, "parentTag": "tcbc_DefinedBenefitPlanExpectedFutureBenefitPayments", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of benefit for defined benefit plan expected to be paid in fifth fiscal year following current fiscal year.", "label": "Defined Benefit Plan Expected Future Benefit Payments Year Five", "terseLabel": "2026" } } }, "localname": "DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfEstimatedBenefitPaymentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour": { "auth_ref": [ "r369" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfEstimatedBenefitPaymentsDetail": { "order": 3.0, "parentTag": "tcbc_DefinedBenefitPlanExpectedFutureBenefitPayments", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of benefit for defined benefit plan expected to be paid in fourth fiscal year following current fiscal year.", "label": "Defined Benefit Plan Expected Future Benefit Payments Year Four", "terseLabel": "2025" } } }, "localname": "DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfEstimatedBenefitPaymentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree": { "auth_ref": [ "r369" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfEstimatedBenefitPaymentsDetail": { "order": 2.0, "parentTag": "tcbc_DefinedBenefitPlanExpectedFutureBenefitPayments", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year.", "label": "Defined Benefit Plan Expected Future Benefit Payments Year Three", "terseLabel": "2024" } } }, "localname": "DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfEstimatedBenefitPaymentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo": { "auth_ref": [ "r369" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfEstimatedBenefitPaymentsDetail": { "order": 1.0, "parentTag": "tcbc_DefinedBenefitPlanExpectedFutureBenefitPayments", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year.", "label": "Defined Benefit Plan Expected Future Benefit Payments Year Two", "terseLabel": "2023" } } }, "localname": "DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfEstimatedBenefitPaymentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear": { "auth_ref": [ "r400", "r403" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of contributions received and expected to be received by defined benefit plan from employer in current fiscal year.", "label": "Defined Benefit Plan Expected Future Employer Contributions Current Fiscal Year", "terseLabel": "Defined benefit plan, expected contributions to plan" } } }, "localname": "DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets": { "auth_ref": [ "r337", "r374", "r395", "r402", "r403" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheComponentsOfTheNetPeriodicPostretirementBenefitCostDetail": { "order": 2.0, "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan.", "label": "Defined Benefit Plan Expected Return On Plan Assets", "negatedLabel": "Expected return on assets" } } }, "localname": "DefinedBenefitPlanExpectedReturnOnPlanAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheComponentsOfTheNetPeriodicPostretirementBenefitCostDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanFairValueOfPlanAssets": { "auth_ref": [ "r349", "r361", "r362", "r363", "r402" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheAmountRecognizedInOtherLiabilitiesDetail": { "order": 1.0, "parentTag": "us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.", "label": "Defined Benefit Plan Fair Value Of Plan Assets", "negatedLabel": "Fair value of plan assets at end of year", "periodEndLabel": "Fair value of plan assets at end of year", "periodStartLabel": "Fair value of plan assets at beginning of year", "totalLabel": "Defined Benefit Plan, Plan Assets, Amount, Total" } } }, "localname": "DefinedBenefitPlanFairValueOfPlanAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheAmountRecognizedInOtherLiabilitiesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheChangeInPlanAssetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanInterestCost": { "auth_ref": [ "r337", "r341", "r373", "r394", "r402", "r403" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheComponentsOfTheNetPeriodicPostretirementBenefitCostDetail": { "order": 1.0, "parentTag": "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of cost recognized for passage of time related to defined benefit plan.", "label": "Defined Benefit Plan Interest Cost", "terseLabel": "Interest cost" } } }, "localname": "DefinedBenefitPlanInterestCost", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansReconciliationOfTheAccumulatedPostretirementBenefitObligationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheComponentsOfTheNetPeriodicPostretirementBenefitCostDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost": { "auth_ref": [ "r371", "r392", "r402", "r403" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheComponentsOfTheNetPeriodicPostretirementBenefitCostDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of net periodic benefit cost (credit) for defined benefit plan.", "label": "Defined Benefit Plan Net Periodic Benefit Cost", "terseLabel": "Defined benefit plan, expense", "totalLabel": "Periodic post-retirement cost (benefit)" } } }, "localname": "DefinedBenefitPlanNetPeriodicBenefitCost", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheComponentsOfTheNetPeriodicPostretirementBenefitCostDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation": { "auth_ref": [ "r389", "r402" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of projected benefit obligation for defined benefit pension plan with projected benefit obligation in excess of plan assets.", "label": "Defined Benefit Plan Pension Plan With Projected Benefit Obligation In Excess Of Plan Assets Projected Benefit Obligation", "terseLabel": "Defined benefit plan, projected defined benefit obligation" } } }, "localname": "DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid": { "auth_ref": [ "r354", "r404" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of payment to participant under defined benefit plan which decreases plan assets. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services.", "label": "Defined Benefit Plan Plan Assets Benefits Paid", "negatedLabel": "Benefits paid, net", "terseLabel": "Benefits paid, net" } } }, "localname": "DefinedBenefitPlanPlanAssetsBenefitsPaid", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheChangeInPlanAssetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DefinedBenefitPlanRollForwardsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Defined Benefit Plan Roll Forwards [Abstract]" } } }, "localname": "DefinedBenefitPlanRollForwardsAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_DefinedContributionPlanDisclosureLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Defined Contribution Plan Disclosure [Line Items]", "terseLabel": "Defined Contribution Plan Disclosure [Line Items]" } } }, "localname": "DefinedContributionPlanDisclosureLineItems", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DefinedContributionPlanTable": { "auth_ref": [ "r405" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of information about defined contribution pension plans or defined contribution other postretirement plans, separately for pension plans and other postretirement benefit plans.", "label": "Defined Contribution Plan [Table]", "terseLabel": "Defined Contribution Plan [Table]" } } }, "localname": "DefinedContributionPlanTable", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_DemandDepositAccounts": { "auth_ref": [ "r591" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 0.0, "parentTag": "us-gaap_Deposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The amount of money in accounts that may bear interest and that the depositor is entitled to withdraw at any time without prior notice.", "label": "Demand Deposit Accounts", "terseLabel": "Demand", "totalLabel": "Demand Deposit Accounts, Total" } } }, "localname": "DemandDepositAccounts", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_DepositLiabilitiesDisclosuresTextBlock": { "auth_ref": [ "r591", "r629", "r738", "r739" ], "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": "Certificates of Deposit" } } }, "localname": "DepositLiabilitiesDisclosuresTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureCertificatesOfDeposit" ], "xbrltype": "textBlockItemType" }, "us-gaap_Deposits": { "auth_ref": [ "r591" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 0.0, "parentTag": "us-gaap_Liabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.", "label": "Deposits", "terseLabel": "Deposits", "totalLabel": "Total deposits" } } }, "localname": "Deposits", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_DepositsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Deposits [Abstract]", "terseLabel": "Deposits:" } } }, "localname": "DepositsAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_DepositsSavingsDeposits": { "auth_ref": [ "r591" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 2.0, "parentTag": "us-gaap_Deposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of interest bearing deposits with no stated maturity, which may include passbook and statement savings accounts and money-market deposit accounts (MMDAs).", "label": "Deposits Savings Deposits", "terseLabel": "Savings" } } }, "localname": "DepositsSavingsDeposits", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_DepreciationAmortizationAndAccretionNet": { "auth_ref": [ "r95" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 1.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The aggregate net amount of depreciation, amortization, and accretion recognized during an accounting period. As a noncash item, the net amount is added back to net income when calculating cash provided by or used in operations using the indirect method.", "label": "Depreciation Amortization And Accretion Net", "terseLabel": "Depreciation, amortization and accretion", "totalLabel": "Depreciation, Amortization and Accretion, Net, Total" } } }, "localname": "DepreciationAmortizationAndAccretionNet", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_DepreciationDepletionAndAmortization": { "auth_ref": [ "r95", "r152" ], "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 Expense", "totalLabel": "Depreciation, Depletion and Amortization, Total" } } }, "localname": "DepreciationDepletionAndAmortization", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentAdditionalInformationDetails" ], "xbrltype": "monetaryItemType" }, "us-gaap_DoubtfulMember": { "auth_ref": [ "r180", "r237" ], "lang": { "en-us": { "role": { "documentation": "A category of financing receivables that have all the weaknesses inherent in those classified as substandard, with the added characteristic that the weaknesses make collection or liquidation in full, on the basis of currently existing facts, conditions, and values, highly questionable and improbable.", "label": "Doubtful [Member]" } } }, "localname": "DoubtfulMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_EarningsPerShareAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Earnings Per Share [Abstract]", "terseLabel": "Earnings per share:" } } }, "localname": "EarningsPerShareAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "stringItemType" }, "us-gaap_EarningsPerShareBasic": { "auth_ref": [ "r70", "r126", "r127", "r128", "r129", "r130", "r135", "r138", "r141", "r142", "r143", "r146", "r147", "r492", "r493", "r604", "r660" ], "lang": { "en-us": { "role": { "documentation": "The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.", "label": "Earnings Per Share Basic", "terseLabel": "Basic", "totalLabel": "Earnings Per Share, Basic, Total" } } }, "localname": "EarningsPerShareBasic", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "perShareItemType" }, "us-gaap_EarningsPerShareDiluted": { "auth_ref": [ "r70", "r126", "r127", "r128", "r129", "r130", "r138", "r141", "r142", "r143", "r146", "r147", "r492", "r493", "r604", "r660" ], "lang": { "en-us": { "role": { "documentation": "The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.", "label": "Earnings Per Share Diluted", "terseLabel": "Diluted", "totalLabel": "Earnings Per Share, Diluted, Total" } } }, "localname": "EarningsPerShareDiluted", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "perShareItemType" }, "us-gaap_EarningsPerSharePolicyTextBlock": { "auth_ref": [ "r144", "r145" ], "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 [Text Block]", "terseLabel": "Earnings Per Share" } } }, "localname": "EarningsPerSharePolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_EmployeeBenefitsAndShareBasedCompensationAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Employee Benefits And Share Based Compensation [Abstract]" } } }, "localname": "EmployeeBenefitsAndShareBasedCompensationAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_EmployeeStockOwnershipPlanESOPCompensationExpense": { "auth_ref": [ "r433" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail": { "order": 2.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 4.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The amount of plan compensation cost recognized during the period.", "label": "Employee Stock Ownership Plan (ESOP), Compensation Expense", "terseLabel": "ESOP expense", "verboseLabel": "Employee stock ownership plan (ESOP) compensation expense" } } }, "localname": "EmployeeStockOwnershipPlanESOPCompensationExpense", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_EmployeeStockOwnershipPlanESOPDebtStructureIndirectLoanAmount": { "auth_ref": [ "r429" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The amount reported as a liability as of the balance sheet date by the entity (the employer) of the loan made by a third-party lender to the employer relating to loans made by the employer to the ESOP.", "label": "Employee Stock Ownership Plan (ESOP), Debt Structure, Indirect Loan, Amount", "terseLabel": "Principal balance on ESOP debt" } } }, "localname": "EmployeeStockOwnershipPlanESOPDebtStructureIndirectLoanAmount", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_EmployeeStockOwnershipPlanESOPDebtStructureIndirectLoanDescription": { "auth_ref": [ "r429" ], "lang": { "en-us": { "role": { "documentation": "Description of the terms of a loan, including interest rate and repayment requirements, made by a third-party lender to the employer relating to loans made by the employer to the ESOP, and description of any guarantee of debt repayment made by the employer to the lender.", "label": "Employee Stock Ownership Plan (ESOP), Debt Structure, Indirect Loan, Description", "terseLabel": "Employee stock ownership plan (ESOP), Debt structure, Indirect loan, Description" } } }, "localname": "EmployeeStockOwnershipPlanESOPDebtStructureIndirectLoanDescription", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis": { "auth_ref": [ "r436" ], "lang": { "en-us": { "role": { "documentation": "Information by name of employee stock ownership plan.", "label": "Employee Stock Ownership Plan (ESOP) Name [Axis]" } } }, "localname": "EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansEmployeeStockOwnershipPlanEsopDisclosuresDetail" ], "xbrltype": "stringItemType" }, "us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresLineItems": { "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": "Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]" } } }, "localname": "EmployeeStockOwnershipPlanESOPDisclosuresLineItems", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansEmployeeStockOwnershipPlanEsopDisclosuresDetail" ], "xbrltype": "stringItemType" }, "us-gaap_EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares": { "auth_ref": [ "r434" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansEmployeeStockOwnershipPlanEsopDisclosuresDetail": { "order": 0.0, "parentTag": "us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP", "weight": 1.0 } }, "lang": { "en-us": { "role": { "documentation": "The shares or units in an ESOP trust that have been assigned to individual participant accounts based on a known formula. IRS rules require allocations to be nondiscriminatory generally based on compensation, length of service, or a combination of both. For any particular participant such shares or units may be vested, unvested, or partially vested.", "label": "Employee Stock Ownership Plan (ESOP), Number of Allocated Shares", "terseLabel": "Allocated" } } }, "localname": "EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansEmployeeStockOwnershipPlanEsopDisclosuresDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares": { "auth_ref": [ "r434" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansEmployeeStockOwnershipPlanEsopDisclosuresDetail": { "order": 1.0, "parentTag": "us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP", "weight": 1.0 } }, "lang": { "en-us": { "role": { "documentation": "The shares that, although not legally released, will be released by a future scheduled and committed debt service payment and will be allocated to employees for service rendered in the current accounting period. The ESOP documents typically define the period of service to which the shares relate. ESOP shares are released to compensate employees directly, to settle employer liabilities for other employee benefits, and to replace dividends on allocated shares that are used for debt service.", "label": "Employee Stock Ownership Plan (ESOP), Number of Committed-to-be-Released Shares", "terseLabel": "Committed to be allocated" } } }, "localname": "EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansEmployeeStockOwnershipPlanEsopDisclosuresDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares": { "auth_ref": [ "r434" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansEmployeeStockOwnershipPlanEsopDisclosuresDetail": { "order": 2.0, "parentTag": "us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP", "weight": 1.0 } }, "lang": { "en-us": { "role": { "documentation": "Shares contributed to the ESOP that have not yet been released, committed to be released, or allocated to participant accounts. Suspense shares generally collateralize ESOP debt.", "label": "Employee Stock Ownership Plan E S O P Number Of Suspense Shares", "terseLabel": "Unearned ESOP, shares unallocated", "verboseLabel": "Unallocated" } } }, "localname": "EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansEmployeeStockOwnershipPlanEsopDisclosuresDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheetsParenthetical" ], "xbrltype": "sharesItemType" }, "us-gaap_EmployeeStockOwnershipPlanESOPPlanDescription": { "auth_ref": [ "r431" ], "lang": { "en-us": { "role": { "documentation": "Description of the plan, including the basis for determining contributions, the employee groups covered, and the nature and effect of significant matters affecting comparability of information for all periods presented. For leveraged ESOPs and pension reversion ESOPs, the description generally includes the basis for releasing shares and how dividends on allocated and unallocated shares are used.", "label": "Employee Stock Ownership Plan (ESOP), Plan Description", "terseLabel": "Employee stock ownership plan (ESOP), Plan description" } } }, "localname": "EmployeeStockOwnershipPlanESOPPlanDescription", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_EmployeeStockOwnershipPlanESOPPlanDomain": { "auth_ref": [ "r431" ], "lang": { "en-us": { "role": { "documentation": "Entities identify multiple employee stock ownership plans by unique name.", "label": "Employee Stock Ownership Plan (ESOP), Plan [Domain]" } } }, "localname": "EmployeeStockOwnershipPlanESOPPlanDomain", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansEmployeeStockOwnershipPlanEsopDisclosuresDetail" ], "xbrltype": "domainItemType" }, "us-gaap_EmployeeStockOwnershipPlanESOPPolicy": { "auth_ref": [ "r432" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for ESOP transactions, including the method of measuring compensation, the classification of dividends on ESOP shares, and the treatment of ESOP shares for EPS computations. If the employer has both old ESOP shares for which it does not adopt new guidance and new ESOP shares for which new guidance is required, these disclosures are required for both blocks of shares.", "label": "Employee Stock Ownership Plan E S O P Policy", "terseLabel": "Employee Stock Ownership Plan" } } }, "localname": "EmployeeStockOwnershipPlanESOPPolicy", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP": { "auth_ref": [ "r434" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansEmployeeStockOwnershipPlanEsopDisclosuresDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "lang": { "en-us": { "role": { "documentation": "Sum of the allocated, committed-to-be-released and suspense shares of the entity held by the plan.", "label": "Employee Stock Ownership Plan (ESOP), Shares in ESOP", "terseLabel": "Employee stock ownership plan (ESOP), Shares in ESOP", "totalLabel": "Total" } } }, "localname": "EmployeeStockOwnershipPlanESOPSharesInESOP", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansEmployeeStockOwnershipPlanEsopDisclosuresDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_EquityComponentDomain": { "auth_ref": [ "r2", "r61", "r62", "r63", "r117", "r118", "r119", "r122", "r131", "r133", "r148", "r226", "r317", "r319", "r424", "r425", "r426", "r460", "r461", "r491", "r519", "r520", "r521", "r522", "r523", "r525", "r674", "r675", "r676", "r758" ], "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" } } }, "localname": "EquityComponentDomain", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity" ], "xbrltype": "domainItemType" }, "us-gaap_EquitySecuritiesMember": { "auth_ref": [ "r10", "r15", "r216", "r644", "r699", "r700", "r701" ], "lang": { "en-us": { "role": { "documentation": "Ownership interest or right to acquire or dispose of ownership interest in corporations and other legal entities for which ownership interest is represented by shares of common or preferred stock, convertible securities, stock rights, or stock warrants.", "label": "Equity Securities [Member]", "terseLabel": "Equity Securities Mutual Funds [Member]" } } }, "localname": "EquitySecuritiesMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfFairValuesOfTheBanksPensionPlanAssetsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_EstimateOfFairValueFairValueDisclosureMember": { "auth_ref": [ "r295", "r308", "r309", "r507" ], "lang": { "en-us": { "role": { "documentation": "Measured as an estimate of fair value.", "label": "Estimate Of Fair Value Fair Value Disclosure [Member]", "terseLabel": "Estimate of Fair Value Measurement [Member]" } } }, "localname": "EstimateOfFairValueFairValueDisclosureMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]", "terseLabel": "Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]" } } }, "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfFairValuesOfTheBanksPensionPlanAssetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnNonrecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable": { "auth_ref": [ "r494", "r495", "r496", "r503" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of information about asset and liability measured at fair value on recurring and nonrecurring basis.", "label": "Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]", "terseLabel": "Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]" } } }, "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfFairValuesOfTheBanksPensionPlanAssetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnNonrecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock": { "auth_ref": [ "r494", "r495", "r497" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of assets and liabilities by class, including financial instruments measured at fair value that are classified in shareholders' equity, if any, that are measured at fair value on a nonrecurring basis in periods after initial recognition (for example, impaired assets). Disclosures may include, but are not limited to: (a) the fair value measurements recorded and the reasons for the measurements and (b) the level within the fair value hierarchy in which the fair value measurements are categorized in their entirety (levels 1, 2, 3).", "label": "Fair Value Assets Measured On Nonrecurring Basis [Text Block]", "terseLabel": "Summary of assets recorded at fair value on a nonrecurring basis" } } }, "localname": "FairValueAssetsMeasuredOnNonrecurringBasisTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock": { "auth_ref": [ "r494", "r495" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).", "label": "Fair Value Assets Measured On Recurring Basis [Text Block]", "terseLabel": "Summary of assets recorded at fair value on a recurring basis" } } }, "localname": "FairValueAssetsMeasuredOnRecurringBasisTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain": { "auth_ref": [ "r500" ], "lang": { "en-us": { "role": { "documentation": "Class of asset.", "label": "Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation By Asset Class [Domain]", "terseLabel": "Asset Class" } } }, "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueByAssetClassAxis": { "auth_ref": [ "r494", "r503" ], "lang": { "en-us": { "role": { "documentation": "Information by class of asset.", "label": "Fair Value By Asset Class [Axis]", "terseLabel": "Asset Class" } } }, "localname": "FairValueByAssetClassAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueByBalanceSheetGroupingTextBlock": { "auth_ref": [ "r494", "r508" ], "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 [Text Block]", "terseLabel": "Summary of carrying amounts and estimated fair values of the bank's financial instruments" } } }, "localname": "FairValueByBalanceSheetGroupingTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_FairValueByFairValueHierarchyLevelAxis": { "auth_ref": [ "r295", "r308", "r309", "r361", "r362", "r363", "r364", "r365", "r366", "r367", "r402", "r495", "r544", "r545", "r546" ], "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 By Fair Value Hierarchy Level [Axis]", "terseLabel": "Fair Value Hierarchy and NAV" } } }, "localname": "FairValueByFairValueHierarchyLevelAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfFairValuesOfTheBanksPensionPlanAssetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnNonrecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueByMeasurementBasisAxis": { "auth_ref": [ "r295", "r308", "r309", "r494", "r504" ], "lang": { "en-us": { "role": { "documentation": "Information by measurement basis.", "label": "Fair Value By Measurement Basis [Axis]", "terseLabel": "Measurement Basis" } } }, "localname": "FairValueByMeasurementBasisAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueByMeasurementFrequencyAxis": { "auth_ref": [ "r494", "r495", "r498", "r499", "r505" ], "lang": { "en-us": { "role": { "documentation": "Information by measurement frequency.", "label": "Fair Value By Measurement Frequency [Axis]", "terseLabel": "Measurement Frequency" } } }, "localname": "FairValueByMeasurementFrequencyAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnNonrecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FairValueDisclosureItemAmountsDomain": { "auth_ref": [ "r295", "r308", "r309" ], "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 Disclosure Item Amounts [Domain]", "terseLabel": "Fair Value Measurement" } } }, "localname": "FairValueDisclosureItemAmountsDomain", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability": { "auth_ref": [ "r507" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The fair value of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.", "label": "Fair Value Disclosure Offbalance Sheet Risks Amount Liability", "terseLabel": "Commitments to extend credit" } } }, "localname": "FairValueDisclosureOffbalanceSheetRisksAmountLiability", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCommitmentsScheduleOfLoanCommitmentsRepresentingOffbalanceSheetRiskDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FairValueDisclosuresAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Fair Value Disclosures [Abstract]" } } }, "localname": "FairValueDisclosuresAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_FairValueDisclosuresTextBlock": { "auth_ref": [ "r502" ], "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 Measurement" } } }, "localname": "FairValueDisclosuresTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurement" ], "xbrltype": "textBlockItemType" }, "us-gaap_FairValueInputsLevel1Member": { "auth_ref": [ "r295", "r361", "r362", "r367", "r402", "r495", "r544" ], "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 Level1 [Member]", "terseLabel": "Level 1 [Member]" } } }, "localname": "FairValueInputsLevel1Member", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfFairValuesOfTheBanksPensionPlanAssetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueInputsLevel2Member": { "auth_ref": [ "r295", "r308", "r309", "r361", "r362", "r367", "r402", "r495", "r545" ], "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 Level2 [Member]", "terseLabel": "Level 2 [Member]" } } }, "localname": "FairValueInputsLevel2Member", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfFairValuesOfTheBanksPensionPlanAssetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnNonrecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueInputsLevel3Member": { "auth_ref": [ "r295", "r308", "r309", "r361", "r362", "r363", "r364", "r365", "r366", "r367", "r402", "r495", "r546" ], "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 Level3 [Member]", "terseLabel": "Level 3 [Member]" } } }, "localname": "FairValueInputsLevel3Member", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfFairValuesOfTheBanksPensionPlanAssetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnNonrecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueMeasurementFrequencyDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Measurement frequency.", "label": "Fair Value Measurement Frequency [Domain]", "terseLabel": "Measurement Frequency" } } }, "localname": "FairValueMeasurementFrequencyDomain", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnNonrecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueMeasurementsFairValueHierarchyDomain": { "auth_ref": [ "r295", "r308", "r309", "r361", "r362", "r363", "r364", "r365", "r366", "r367", "r402", "r544", "r545", "r546" ], "lang": { "en-us": { "role": { "documentation": "Categories used to prioritize the inputs to valuation techniques to measure fair value.", "label": "Fair Value Measurements Fair Value Hierarchy [Domain]", "terseLabel": "Fair Value Hierarchy and NAV" } } }, "localname": "FairValueMeasurementsFairValueHierarchyDomain", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfFairValuesOfTheBanksPensionPlanAssetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnNonrecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueMeasurementsNonrecurringMember": { "auth_ref": [ "r494", "r495", "r498", "r499", "r501", "r505" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnNonrecurringBasisDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueMeasurementsRecurringMember": { "auth_ref": [ "r502", "r505" ], "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 Measurements Recurring [Member]", "terseLabel": "Fair Value, Measurements Recurring [Member]" } } }, "localname": "FairValueMeasurementsRecurringMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FairValueNetAssetLiabilityAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Fair Value Net Asset Liability [Abstract]" } } }, "localname": "FairValueNetAssetLiabilityAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_FederalFundsSold": { "auth_ref": [ "r596" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 1.0, "parentTag": "us-gaap_CashCashEquivalentsAndFederalFundsSold", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The amount outstanding of funds lent to other depository institutions, securities brokers, or securities dealers in the form of Federal Funds sold; for example, immediately available funds lent under agreements or contracts that mature in one business day or roll over under a continuing contract, regardless of the nature of the transaction or the collateral involved, excluding overnight lending for commercial and industrial purposes. Also include Federal Funds sold under agreements to resell on a gross basis, excluding (1) sales of term Federal Funds, (2) due bills representing purchases of securities or other assets by the reporting bank that have not yet been delivered and similar instruments, (3) resale agreements that mature in more than one business day involving assets other than securities, and (4) yield maintenance dollar repurchase agreements.", "label": "Federal Funds Sold", "terseLabel": "Federal funds sold" } } }, "localname": "FederalFundsSold", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_FederalHomeLoanBankBorrowingsFairValueDisclosure": { "auth_ref": [ "r592" ], "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", "verboseLabel": "FHLB advances" } } }, "localname": "FederalHomeLoanBankBorrowingsFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancialAssetNotPastDueMember": { "auth_ref": [ "r232", "r245" ], "lang": { "en-us": { "role": { "documentation": "Financial asset not past due.", "label": "Financial Asset, Not Past Due [Member]" } } }, "localname": "FinancialAssetNotPastDueMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FinancialAssetPastDueMember": { "auth_ref": [ "r186", "r232", "r245" ], "lang": { "en-us": { "role": { "documentation": "Financial asset past due.", "label": "Financial Asset, Past Due [Member]" } } }, "localname": "FinancialAssetPastDueMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FinancialInstrumentAxis": { "auth_ref": [ "r210", "r211", "r217", "r218", "r219", "r230", "r231", "r232", "r235", "r237", "r247", "r249", "r250", "r251", "r306", "r316", "r482", "r541", "r542", "r543", "r544", "r545", "r546", "r547", "r548", "r549", "r550", "r551", "r552", "r553", "r554", "r556", "r557", "r558", "r559", "r560", "r561", "r562", "r563", "r564", "r565", "r566", "r567", "r568", "r569", "r570", "r571", "r723", "r724", "r725", "r726", "r727", "r728", "r729" ], "lang": { "en-us": { "role": { "documentation": "Information by type of financial instrument.", "label": "Financial Instrument [Axis]", "terseLabel": "Financial Instrument" } } }, "localname": "FinancialInstrumentAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCommitmentsScheduleOfLoanCommitmentsRepresentingOffbalanceSheetRiskDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureInvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfUnrealizedLossesAndEstimatedFairValueDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Financial Instruments Financial Assets Balance Sheet Groupings [Abstract]", "terseLabel": "Financial assets:" } } }, "localname": "FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Financial Instruments Financial Liabilities Balance Sheet Groupings [Abstract]", "terseLabel": "Financial liabilities:" } } }, "localname": "FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment": { "auth_ref": [ "r169" ], "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": "Allowance For Loan Losses Collectively Evaluated for Impairment" } } }, "localname": "FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1": { "auth_ref": [ "r169" ], "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 Impairment1", "terseLabel": "Allowance For Loan Losses Individually Evaluated for Impairment" } } }, "localname": "FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment": { "auth_ref": [ "r170" ], "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": "Loans Collectively Evaluated for Impairment" } } }, "localname": "FinancingReceivableCollectivelyEvaluatedForImpairment", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock": { "auth_ref": [ "r180", "r237" ], "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 loans not meeting the criteria are analyzed individually are considered to be pass rated loans, based on the most recent analysis performed, the risk category of loans by class of loans" } } }, "localname": "FinancingReceivableCreditQualityIndicatorsTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_FinancingReceivableImpairedLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Financing Receivable Impaired [Line Items]", "terseLabel": "Financing Receivable Impaired [Line Items]" } } }, "localname": "FinancingReceivableImpairedLineItems", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment": { "auth_ref": [ "r170" ], "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": "Loans Individually Evaluated for Impairment" } } }, "localname": "FinancingReceivableIndividuallyEvaluatedForImpairment", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis": { "auth_ref": [ "r181", "r185", "r186", "r232", "r235", "r237", "r238", "r239", "r244", "r245", "r723", "r724", "r725", "r726", "r727", "r728", "r729", "r731", "r732", "r733", "r734", "r735", "r736", "r737" ], "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": "Financing Receivable Recorded Investment By Class Of Financing Receivable [Axis]", "terseLabel": "Class of Financing Receivable" } } }, "localname": "FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain": { "auth_ref": [ "r723", "r724", "r725", "r726", "r727", "r728", "r729", "r731", "r732", "r733", "r734", "r735", "r736", "r737" ], "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": "Financing Receivable Recorded Investment Class Of Financing Receivable [Domain]", "terseLabel": "Class of Financing Receivable" } } }, "localname": "FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FinancingReceivableRecordedInvestmentLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Financing Receivable, Credit Quality Indicator [Line Items]" } } }, "localname": "FinancingReceivableRecordedInvestmentLineItems", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus": { "auth_ref": [ "r184", "r233", "r734", "r735" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of financing receivable on nonaccrual status.", "label": "Financing Receivable, Nonaccrual", "terseLabel": "Non-accrual" } } }, "localname": "FinancingReceivableRecordedInvestmentNonaccrualStatus", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinancingReceivables30To59DaysPastDueMember": { "auth_ref": [ "r245" ], "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 to 59 Days Past Due [Member]" } } }, "localname": "FinancingReceivables30To59DaysPastDueMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FinancingReceivables60To89DaysPastDueMember": { "auth_ref": [ "r245" ], "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 to 89 Days Past Due [Member]" } } }, "localname": "FinancingReceivables60To89DaysPastDueMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember": { "auth_ref": [ "r245" ], "lang": { "en-us": { "role": { "documentation": "Financial asset equal to or greater than 90 days past due.", "label": "Financial Asset, Equal to or Greater than 90 Days Past Due [Member]", "terseLabel": "90 Days or Greater Past Due [Member]" } } }, "localname": "FinancingReceivablesEqualToGreaterThan90DaysPastDueMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FinancingReceivablesPeriodPastDueAxis": { "auth_ref": [ "r186", "r232", "r245" ], "lang": { "en-us": { "role": { "documentation": "Information by period in which financial asset is past due or not past due.", "label": "Financial Asset, Aging [Axis]" } } }, "localname": "FinancingReceivablesPeriodPastDueAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail" ], "xbrltype": "stringItemType" }, "us-gaap_FinancingReceivablesPeriodPastDueDomain": { "auth_ref": [ "r186", "r232", "r245" ], "lang": { "en-us": { "role": { "documentation": "Period in which financial asset is past due or not past due. For past due, element name and standard label in Financial Asset, [numeric lower end] to [numeric higher end] [date measure] Past Due [Member] or Financial Asset, Greater than [low end numeric value] [date measure] Past Due [Member] or Financial Asset, Less than [high end numeric value] [date measure] Past Due [Member] formats.", "label": "Financial Asset, Aging [Domain]" } } }, "localname": "FinancingReceivablesPeriodPastDueDomain", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail" ], "xbrltype": "domainItemType" }, "us-gaap_FinancingReceivablesTextBlock": { "auth_ref": [ "r190", "r194" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for financing receivable.", "label": "Financing Receivables [Text Block]", "terseLabel": "Loans and Allowance for Loan Losses" } } }, "localname": "FinancingReceivablesTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLosses" ], "xbrltype": "textBlockItemType" }, "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 [Member]" } } }, "localname": "FurnitureAndFixturesMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentSummaryOfMajorClassificationOfPremisesAndEquipmentDetails" ], "xbrltype": "domainItemType" }, "us-gaap_GainLossOnSaleOfMortgageLoans": { "auth_ref": [ "r95", "r665", "r666", "r667" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 10.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 1.0, "parentTag": "us-gaap_NoninterestIncome", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The gains (losses) included in earnings that represent the difference between the sale price and the carrying value of loans made to finance real estate acquisitions. This element refers to the gain (loss) and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.", "label": "Gain Loss On Sale Of Mortgage Loans", "negatedLabel": "Gain on mortgage loans sold, net", "terseLabel": "Gain on sale of mortgage loans" } } }, "localname": "GainLossOnSaleOfMortgageLoans", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_GainsLossesOnExtinguishmentOfDebt": { "auth_ref": [ "r95", "r312", "r313" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.", "label": "Gain (Loss) on Extinguishment of Debt", "terseLabel": "Gain on extinguishment of debt", "totalLabel": "Gain (Loss) on Extinguishment of Debt, Total" } } }, "localname": "GainsLossesOnExtinguishmentOfDebt", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_GainsLossesOnSalesOfOtherRealEstate": { "auth_ref": [ "r612" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 7.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The net gain (loss) resulting from sales and other disposals of other real estate owned, increases (decreases) in the valuation allowance for foreclosed real estate, and write-downs of other real estate owned after acquisition or physical possession.", "label": "Gains Losses On Sales Of Other Real Estate", "negatedLabel": "Gain on sale of other real estate owned" } } }, "localname": "GainsLossesOnSalesOfOtherRealEstate", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_HeldToMaturitySecurities": { "auth_ref": [ "r186", "r209", "r229", "r232" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, before allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity).", "label": "Held To Maturity Securities", "terseLabel": "Debt Securities, Held-to-maturity", "totalLabel": "Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss, Total" } } }, "localname": "HeldToMaturitySecurities", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_HomeEquityLoanMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Loan based on the equity of the borrower's residential property in which the borrower receives the loan amount upfront. Excludes home equity lines of credit.", "label": "Home Equity Loan [Member]", "terseLabel": "Home equity [Member]" } } }, "localname": "HomeEquityLoanMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "domainItemType" }, "us-gaap_ImpairedFinancingReceivableRelatedAllowance": { "auth_ref": [ "r173" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of allowance for credit losses related to recorded investment.", "label": "Impaired Financing Receivable Related Allowance", "terseLabel": "Impaired Loans With Related Allowance" } } }, "localname": "ImpairedFinancingReceivableRelatedAllowance", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment": { "auth_ref": [ "r175", "r179" ], "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" } } }, "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod": { "auth_ref": [ "r176" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of interest income, recognized on accrual basis, on financing receivables that are recognized as impaired, for which there is no related allowance for credit losses.", "label": "Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method", "terseLabel": "Interest Income Recognized" } } }, "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod": { "auth_ref": [ "r177" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of interest income, recognized on cash basis, on financing receivables, for which there is no related allowance for credit losses and are recognized as impaired.", "label": "Impaired Financing Receivable With No Related Allowance Interest Income Cash Basis Method", "terseLabel": "Interest Income Received" } } }, "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment": { "auth_ref": [ "r172" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of investment in impaired financing receivables for which there is no related allowance for credit losses.", "label": "Impaired Financing Receivable With No Related Allowance Recorded Investment", "terseLabel": "Impaired Loans Without Related Allowance Record Investment" } } }, "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance": { "auth_ref": [ "r174" ], "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": "Impaired Loans Without Related Allowance Principal Balance" } } }, "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment": { "auth_ref": [ "r172" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of investment in impaired financing receivables for which there is a related allowance for credit losses.", "label": "Impaired Financing Receivable With Related Allowance Recorded Investment", "terseLabel": "Impaired Loans With Related Allowance Record Investment" } } }, "localname": "ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance": { "auth_ref": [ "r174" ], "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": "Impaired Loans With Related Allowance Principal Balance" } } }, "localname": "ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairedFinancingReceivablesTableTextBlock": { "auth_ref": [ "r178" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of impaired financing receivables.", "label": "Impaired Financing Receivables [Table Text Block]", "terseLabel": "Summary of Impaired loans" } } }, "localname": "ImpairedFinancingReceivablesTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ImpairmentOfRealEstate": { "auth_ref": [ "r95", "r255" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 8.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The charge against earnings in the period to reduce the carrying amount of real property to fair value.", "label": "Impairment of Real Estate", "terseLabel": "Write-down of other real estate owned" } } }, "localname": "ImpairmentOfRealEstate", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest": { "auth_ref": [ "r66", "r155", "r156", "r159", "r160", "r162", "r577", "r601", "r620", "r663" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 0.0, "parentTag": "us-gaap_NetIncomeLoss", "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", "totalLabel": "Income Before Income Taxes" } } }, "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments": { "auth_ref": [ "r155", "r156", "r159", "r160", "r162" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail": { "order": 0.0, "parentTag": "tcbc_IncomeLossFromContinuingOperationsBeforeEquityMethodInvestments", "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 Income Taxes Minority Interest And Income Loss From Equity Method Investments", "terseLabel": "Income before income tax expense and equity in undistributed net income of TC Federal Bank", "totalLabel": "Income Before Income Taxes" } } }, "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeLossFromEquityMethodInvestments": { "auth_ref": [ "r67", "r95", "r153", "r220", "r599", "r657" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail": { "order": 1.0, "parentTag": "us-gaap_NetIncomeLoss", "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", "terseLabel": "Equity in undistributed net income of TC Federal Bank", "totalLabel": "Income (Loss) from Equity Method Investments, Total" } } }, "localname": "IncomeLossFromEquityMethodInvestments", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeStatementAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Income Statement [Abstract]" } } }, "localname": "IncomeStatementAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_IncomeTaxDisclosureAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Income Tax Disclosure [Abstract]" } } }, "localname": "IncomeTaxDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_IncomeTaxDisclosureTextBlock": { "auth_ref": [ "r111", "r443", "r444", "r451", "r462", "r467", "r469", "r470", "r471" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureIncomeTaxes" ], "xbrltype": "textBlockItemType" }, "us-gaap_IncomeTaxExpenseBenefit": { "auth_ref": [ "r112", "r132", "r133", "r154", "r441", "r463", "r468", "r664" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail": { "order": 1.0, "parentTag": "tcbc_IncomeLossFromContinuingOperationsBeforeEquityMethodInvestments", "weight": 1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfIncomeTaxExpenseBenefitDetail": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 1.0, "parentTag": "us-gaap_NetIncomeLoss", "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 benefit" } } }, "localname": "IncomeTaxExpenseBenefit", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfIncomeTaxExpenseBenefitDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeTaxPolicyTextBlock": { "auth_ref": [ "r60", "r439", "r440", "r444", "r445", "r450", "r457" ], "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 [Text Block]", "terseLabel": "Income Taxes" } } }, "localname": "IncomeTaxPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance": { "auth_ref": [ "r442" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail": { "order": 3.0, "parentTag": "us-gaap_IncomeTaxExpenseBenefit", "weight": 1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfIncomeTaxExpenseBenefitDetail": { "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 increase (decrease) in the valuation allowance for deferred tax assets.", "label": "Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance", "terseLabel": "Change in valuation allowance" } } }, "localname": "IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfIncomeTaxExpenseBenefitDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate": { "auth_ref": [ "r442" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail": { "order": 0.0, "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": "Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate", "terseLabel": "Pretax income at statutory rate" } } }, "localname": "IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeTaxReconciliationOtherAdjustments": { "auth_ref": [ "r442" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail": { "order": 4.0, "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 other adjustments.", "label": "Income Tax Reconciliation Other Adjustments", "terseLabel": "Other" } } }, "localname": "IncomeTaxReconciliationOtherAdjustments", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes": { "auth_ref": [ "r442" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail": { "order": 1.0, "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": "Income Tax Reconciliation State And Local Income Taxes", "terseLabel": "State income tax expense, net of federal benefit" } } }, "localname": "IncomeTaxReconciliationStateAndLocalIncomeTaxes", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeTaxReconciliationTaxExemptIncome": { "auth_ref": [ "r442" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail": { "order": 2.0, "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": "Income Tax Reconciliation Tax Exempt Income", "negatedLabel": "Tax-exempt income" } } }, "localname": "IncomeTaxReconciliationTaxExemptIncome", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureIncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet": { "auth_ref": [ "r94" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 13.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The increase (decrease) during the reporting period in the amount due from borrowers for interest payments.", "label": "Increase Decrease In Accrued Interest Receivable Net", "negatedLabel": "Accrued interest receivable and other assets" } } }, "localname": "IncreaseDecreaseInAccruedInterestReceivableNet", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInDeposits": { "auth_ref": [ "r98", "r617" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 0.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The net cash inflow or outflow for the increase (decrease) in the beginning and end of period deposits balances.", "label": "Increase Decrease In Deposits", "terseLabel": "Net change in deposits", "totalLabel": "Increase (Decrease) in Deposits, Total" } } }, "localname": "IncreaseDecreaseInDeposits", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInInterestPayableNet": { "auth_ref": [ "r94" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 14.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The increase (decrease) during the reporting period in interest payable, which represents the amount owed to note holders, bond holders, and other parties for interest earned on loans or credit extended to the reporting entity.", "label": "Increase Decrease In Interest Payable Net", "terseLabel": "Accrued interest payable and other liabilities" } } }, "localname": "IncreaseDecreaseInInterestPayableNet", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInOtherOperatingAssets": { "auth_ref": [ "r94" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail": { "order": 3.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of increase (decrease) in operating assets classified as other.", "label": "Increase (Decrease) in Other Operating Assets", "terseLabel": "Increase in other assets", "totalLabel": "Increase (Decrease) in Other Operating Assets, Total" } } }, "localname": "IncreaseDecreaseInOtherOperatingAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInOtherOperatingLiabilities": { "auth_ref": [ "r94" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail": { "order": 4.0, "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": "Increase in other liabilities", "totalLabel": "Increase (Decrease) in Other Operating Liabilities, Total" } } }, "localname": "IncreaseDecreaseInOtherOperatingLiabilities", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestAndDividendIncomeOperating": { "auth_ref": [ "r606" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 0.0, "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", "totalLabel": "Total interest and dividend income" } } }, "localname": "InterestAndDividendIncomeOperating", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestAndDividendIncomeOperatingAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Interest And Dividend Income Operating [Abstract]", "terseLabel": "Interest and Dividend Income:" } } }, "localname": "InterestAndDividendIncomeOperatingAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "stringItemType" }, "us-gaap_InterestAndFeeIncomeLoansAndLeases": { "auth_ref": [ "r605" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 0.0, "parentTag": "us-gaap_InterestAndDividendIncomeOperating", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The aggregate interest and fee income generated by: (1) loans the Entity has positive intent and ability to hold for the foreseeable future, or until maturity or payoff, including commercial and consumer loans, whether domestic or foreign, which may consist of: (a) industrial and agricultural; (b) real estate; and (c) real estate construction loans; (d) trade financing; (e) lease financing; (f) home equity lines-of-credit; (g) automobile and other vehicle loans; and (h) credit card and other revolving-type loans and (2) loans and leases held-for-sale which may include mortgage loans, direct financing, and sales-type leases.", "label": "Interest And Fee Income Loans And Leases", "terseLabel": "Interest and fees on loans", "totalLabel": "Interest and Fee Income, Loans and Leases, Total" } } }, "localname": "InterestAndFeeIncomeLoansAndLeases", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestAndOtherIncomeAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Interest and Other Income [Abstract]", "terseLabel": "Income" } } }, "localname": "InterestAndOtherIncomeAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail" ], "xbrltype": "stringItemType" }, "us-gaap_InterestBearingDomesticDepositCertificatesOfDeposits": { "auth_ref": [ "r591" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 3.0, "parentTag": "us-gaap_Deposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of interest-bearing domestic certificate of deposit liabilities.", "label": "Interest Bearing Domestic Deposit Certificates Of Deposits", "terseLabel": "Certificates of deposit" } } }, "localname": "InterestBearingDomesticDepositCertificatesOfDeposits", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestBearingDomesticDepositDemand": { "auth_ref": [ "r591" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 1.0, "parentTag": "us-gaap_Deposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of money in interest-bearing domestic accounts that entitle the depositor to withdraw funds at any time without prior notice, also known as demand deposits.", "label": "Interest Bearing Domestic Deposit Demand", "terseLabel": "Interest-bearing demand" } } }, "localname": "InterestBearingDomesticDepositDemand", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestExpense": { "auth_ref": [ "r65", "r151", "r526", "r527", "r616" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 1.0, "parentTag": "us-gaap_InterestIncomeExpenseNet", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of the cost of borrowed funds accounted for as interest expense.", "label": "Interest Expense", "totalLabel": "Total interest expense" } } }, "localname": "InterestExpense", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "stringItemType" }, "us-gaap_InterestExpenseBorrowings": { "auth_ref": [ "r615" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 1.0, "parentTag": "us-gaap_InterestExpense", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Aggregate amount of interest expense on all borrowings.", "label": "Interest Expense Borrowings", "terseLabel": "Interest on borrowings", "totalLabel": "Interest Expense, Borrowings, Total" } } }, "localname": "InterestExpenseBorrowings", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestExpenseDeposits": { "auth_ref": [ "r614" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 0.0, "parentTag": "us-gaap_InterestExpense", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Aggregate amount of interest expense on all deposits.", "label": "Interest Expense Deposits", "terseLabel": "Interest on deposits", "totalLabel": "Interest Expense, Deposits, Total" } } }, "localname": "InterestExpenseDeposits", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss": { "auth_ref": [ "r609" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 2.0, "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 allowance for loan losses" } } }, "localname": "InterestIncomeExpenseAfterProvisionForLoanLoss", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestIncomeExpenseNet": { "auth_ref": [ "r607" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 0.0, "parentTag": "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The net amount of operating interest income (expense).", "label": "Interest Income Expense Net", "totalLabel": "Net interest income" } } }, "localname": "InterestIncomeExpenseNet", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestIncomeOperating": { "auth_ref": [ "r72" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail": { "order": 0.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities.", "label": "Interest Income, Operating", "terseLabel": "Interest income", "totalLabel": "Interest Income, Operating, Total" } } }, "localname": "InterestIncomeOperating", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestPaidNet": { "auth_ref": [ "r87", "r91", "r101" ], "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": "Cash paid during the period for interest" } } }, "localname": "InterestPaidNet", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestPayableCurrentAndNoncurrent": { "auth_ref": [ "r593", "r656" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 2.0, "parentTag": "us-gaap_Liabilities", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of interest payable on debt, including, but not limited to, trade payables.", "label": "Interest Payable Current And Noncurrent", "terseLabel": "Accrued interest payable and other liabilities" } } }, "localname": "InterestPayableCurrentAndNoncurrent", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_InternalCreditAssessmentAxis": { "auth_ref": [ "r180", "r237", "r243", "r244", "r263", "r481" ], "lang": { "en-us": { "role": { "documentation": "Information by entity-defined rating.", "label": "Internal Credit Assessment [Axis]" } } }, "localname": "InternalCreditAssessmentAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails" ], "xbrltype": "stringItemType" }, "us-gaap_InternalCreditAssessmentDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Entity defined credit risk rating.", "label": "Internal Credit Assessment [Domain]" } } }, "localname": "InternalCreditAssessmentDomain", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_InventoryRealEstatePolicy": { "auth_ref": [ "r710" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for capitalizing costs incurred as inventory, determining carrying values, recognizing impairment; and the timing of and methods used for charging inventory to cost of sales.", "label": "Inventory Real Estate Policy", "terseLabel": "Other Real Estate Owned" } } }, "localname": "InventoryRealEstatePolicy", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_InvestmentPolicyTextBlock": { "auth_ref": [ "r221", "r661" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for investment in financial asset.", "label": "Investment Policy [Text Block]", "terseLabel": "Investment Securities" } } }, "localname": "InvestmentPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_InvestmentTypeAxis": { "auth_ref": [ "r687", "r688", "r689", "r690", "r691", "r692", "r693", "r694", "r695", "r696", "r697", "r698", "r699", "r700", "r701" ], "lang": { "en-us": { "role": { "documentation": "Information by type of investments.", "label": "Investment Type [Axis]", "terseLabel": "Investment Type" } } }, "localname": "InvestmentTypeAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfFairValuesOfTheBanksPensionPlanAssetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_InvestmentTypeCategorizationMember": { "auth_ref": [ "r687", "r688", "r689", "r690", "r691", "r692", "r693", "r694", "r695", "r696", "r697", "r698", "r699", "r700", "r701" ], "lang": { "en-us": { "role": { "documentation": "Asset obtained to generate income or appreciate in value.", "label": "Investment Type Categorization [Member]", "terseLabel": "Investments" } } }, "localname": "InvestmentTypeCategorizationMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfFairValuesOfTheBanksPensionPlanAssetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_InvestmentsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Investments [Abstract]" } } }, "localname": "InvestmentsAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Investments Debt And Equity Securities [Abstract]" } } }, "localname": "InvestmentsDebtAndEquitySecuritiesAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_InvestmentsFairValueDisclosure": { "auth_ref": [ "r494" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.", "label": "Investments, Fair Value Disclosure", "totalLabel": "Investments, Fair Value Disclosure, Total", "verboseLabel": "Other investments" } } }, "localname": "InvestmentsFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock": { "auth_ref": [ "r216", "r578", "r627", "r702", "r730" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for investments in certain debt and equity securities.", "label": "Investments In Debt And Marketable Equity Securities And Certain Trading Assets Disclosure [Text Block]", "terseLabel": "Investment Securities" } } }, "localname": "InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecurities" ], "xbrltype": "textBlockItemType" }, "us-gaap_LaborAndRelatedExpense": { "auth_ref": [ "r71" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 0.0, "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_LandMember": { "auth_ref": [ "r329" ], "lang": { "en-us": { "role": { "documentation": "Part of earth's surface not covered by water.", "label": "Land [Member]", "terseLabel": "Land [Member]" } } }, "localname": "LandMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentSummaryOfMajorClassificationOfPremisesAndEquipmentDetails" ], "xbrltype": "domainItemType" }, "us-gaap_Liabilities": { "auth_ref": [ "r36", "r109", "r158", "r222", "r269", "r270", "r271", "r273", "r274", "r275", "r276", "r277", "r278", "r279", "r476", "r479", "r480", "r510", "r538", "r539" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail": { "order": 1.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 0.0, "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_LiabilitiesAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Liabilities [Abstract]", "terseLabel": "Liabilities" } } }, "localname": "LiabilitiesAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail" ], "xbrltype": "stringItemType" }, "us-gaap_LiabilitiesAndStockholdersEquity": { "auth_ref": [ "r28", "r109", "r222", "r510", "r540", "r586", "r651" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "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 Stockholders Equity", "totalLabel": "Total liabilities and shareholders' equity" } } }, "localname": "LiabilitiesAndStockholdersEquity", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_LiabilitiesAndStockholdersEquityAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Liabilities And Stockholders Equity [Abstract]", "terseLabel": "LIABILITIES AND SHAREHOLDERS' EQUITY" } } }, "localname": "LiabilitiesAndStockholdersEquityAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "stringItemType" }, "us-gaap_LineOfCreditFacilityAxis": { "auth_ref": [ "r35", "r108" ], "lang": { "en-us": { "role": { "documentation": "Information by name of lender, which may be a single entity (for example, but not limited to, a bank, pension fund, venture capital firm) or a group of entities that participate in the line of credit.", "label": "Line Of Credit Facility [Axis]", "terseLabel": "Lender Name" } } }, "localname": "LineOfCreditFacilityAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity": { "auth_ref": [ "r35" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.", "label": "Line Of Credit Facility Current Borrowing Capacity", "terseLabel": "Line of Credit Facility, Current Borrowing Capacity" } } }, "localname": "LineOfCreditFacilityCurrentBorrowingCapacity", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LineOfCreditFacilityExpirationDate1": { "auth_ref": [ "r35" ], "lang": { "en-us": { "role": { "documentation": "Date the credit facility terminates, in YYYY-MM-DD format.", "label": "Line Of Credit Facility Expiration Date1", "terseLabel": "Line of Credit facility, Maturity" } } }, "localname": "LineOfCreditFacilityExpirationDate1", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "dateItemType" }, "us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd": { "auth_ref": [ "r35" ], "lang": { "en-us": { "role": { "documentation": "The effective interest rate at the end of the reporting period.", "label": "Line Of Credit Facility Interest Rate At Period End", "terseLabel": "Line of Credit Facility, Interest Rate at Period End" } } }, "localname": "LineOfCreditFacilityInterestRateAtPeriodEnd", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "percentItemType" }, "us-gaap_LineOfCreditFacilityLenderDomain": { "auth_ref": [ "r35", "r108" ], "lang": { "en-us": { "role": { "documentation": "Identification of the lender, which may be a single entity (for example, a bank, pension fund, venture capital firm) or a group of entities that participate in the line of credit, including a letter of credit facility.", "label": "Line Of Credit Facility Lender [Domain]", "terseLabel": "Line of Credit Facility, Lender" } } }, "localname": "LineOfCreditFacilityLenderDomain", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_LineOfCreditFacilityLineItems": { "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": "Line Of Credit Facility [Line Items]", "terseLabel": "Line Of Credit Facility [Line Items]" } } }, "localname": "LineOfCreditFacilityLineItems", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "stringItemType" }, "us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity": { "auth_ref": [ "r35" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.", "label": "Line Of Credit Facility Maximum Borrowing Capacity", "terseLabel": "Line of Credit Facility, Maximum Borrowing Capacity" } } }, "localname": "LineOfCreditFacilityMaximumBorrowingCapacity", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LineOfCreditFacilityTable": { "auth_ref": [ "r35", "r108" ], "lang": { "en-us": { "role": { "documentation": "A table or schedule providing information pertaining to short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line.", "label": "Line Of Credit Facility [Table]", "terseLabel": "Line Of Credit Facility [Table]" } } }, "localname": "LineOfCreditFacilityTable", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "stringItemType" }, "us-gaap_LoanRestructuringTrialModificationsAmount": { "auth_ref": [ "r182" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of financing receivable modified on trial basis.", "label": "Loan Restructuring Trial Modifications Amount", "terseLabel": "Loan Restructuring, Trial Modifications, Amount" } } }, "localname": "LoanRestructuringTrialModificationsAmount", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansAndLeasesReceivableAllowance": { "auth_ref": [ "r165", "r169", "r189", "r195" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail": { "order": 1.0, "parentTag": "us-gaap_LoansAndLeasesReceivableNetReportedAmount", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.", "label": "Loans And Leases Receivable Allowance", "periodEndLabel": "Ending balance", "periodStartLabel": "Beginning balance", "terseLabel": "Less: Allowance for loan losses", "totalLabel": "Loans and Leases Receivable, Allowance, Total" } } }, "localname": "LoansAndLeasesReceivableAllowance", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy": { "auth_ref": [ "r187" ], "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", "terseLabel": "Allowance for Loan Losses" } } }, "localname": "LoansAndLeasesReceivableAllowanceForLoanLossesPolicy", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_LoansAndLeasesReceivableDeferredIncome": { "auth_ref": [ "r183", "r191", "r530", "r598" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail": { "order": 2.0, "parentTag": "us-gaap_LoansAndLeasesReceivableNetReportedAmount", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.", "label": "Loans And Leases Receivable Deferred Income", "terseLabel": "Deferred loan fees", "totalLabel": "Loans and Leases Receivable, Deferred Income, Total" } } }, "localname": "LoansAndLeasesReceivableDeferredIncome", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansAndLeasesReceivableDisclosureAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Loans And Leases Receivable Disclosure [Abstract]" } } }, "localname": "LoansAndLeasesReceivableDisclosureAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_LoansAndLeasesReceivableDisclosureLineItems": { "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": "Loans And Leases Receivable Disclosure [Line Items]", "terseLabel": "Loans And Leases Receivable Disclosure [Line Items]" } } }, "localname": "LoansAndLeasesReceivableDisclosureLineItems", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "stringItemType" }, "us-gaap_LoansAndLeasesReceivableDisclosureTable": { "auth_ref": [ "r164" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of information about loans and leases receivable.", "label": "Loans And Leases Receivable Disclosure [Table]", "terseLabel": "Loans And Leases Receivable Disclosure [Table]" } } }, "localname": "LoansAndLeasesReceivableDisclosureTable", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "stringItemType" }, "us-gaap_LoansAndLeasesReceivableGrossCarryingAmount": { "auth_ref": [ "r164" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail": { "order": 0.0, "parentTag": "us-gaap_LoansAndLeasesReceivableNetReportedAmount", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.", "label": "Loans And Leases Receivable Gross Carrying Amount", "terseLabel": "Loans and Leases Receivable, Gross", "totalLabel": "Loans and Leases Receivable, Gross, Total", "verboseLabel": "Total" } } }, "localname": "LoansAndLeasesReceivableGrossCarryingAmount", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansAndLeasesReceivableNetReportedAmount": { "auth_ref": [ "r164", "r598" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 5.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.", "label": "Loans And Leases Receivable Net Reported Amount", "terseLabel": "Loans, net", "totalLabel": "Loans and Leases Receivable, Net Amount, Total" } } }, "localname": "LoansAndLeasesReceivableNetReportedAmount", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansAndLeasesReceivableRelatedParties": { "auth_ref": [ "r534", "r597" ], "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" } } }, "localname": "LoansAndLeasesReceivableRelatedParties", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRelatedPartyTransactionsSummaryOfRelatedPartyLoanActivityDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansAndLeasesReceivableRelatedPartiesAdditions": { "auth_ref": [ "r534", "r597" ], "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 and advancements" } } }, "localname": "LoansAndLeasesReceivableRelatedPartiesAdditions", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRelatedPartyTransactionsSummaryOfRelatedPartyLoanActivityDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansAndLeasesReceivableRelatedPartiesPeriodIncreaseDecrease": { "auth_ref": [ "r534", "r597" ], "lang": { "en-us": { "role": { "documentation": "Amount of increase (decrease) in loans and leases receivable due from related parties.", "label": "Loans and Leases Receivable, Related Parties, Period Increase (Decrease)", "terseLabel": "Change in executive officers and directors", "totalLabel": "Loans and Leases Receivable, Related Parties, Period Increase (Decrease), Total" } } }, "localname": "LoansAndLeasesReceivableRelatedPartiesPeriodIncreaseDecrease", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRelatedPartyTransactionsSummaryOfRelatedPartyLoanActivityDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansAndLeasesReceivableRelatedPartiesProceeds": { "auth_ref": [ "r76", "r588" ], "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", "terseLabel": "Repayments" } } }, "localname": "LoansAndLeasesReceivableRelatedPartiesProceeds", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRelatedPartyTransactionsSummaryOfRelatedPartyLoanActivityDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansReceivableFairValueDisclosure": { "auth_ref": [ "r190" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.", "label": "Loans Receivable, Fair Value Disclosure", "terseLabel": "Loans, net" } } }, "localname": "LoansReceivableFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_LongtermDebtTypeAxis": { "auth_ref": [ "r38" ], "lang": { "en-us": { "role": { "documentation": "Information by type of long-term debt.", "label": "Longterm Debt Type [Axis]", "terseLabel": "Long-term Debt, Type" } } }, "localname": "LongtermDebtTypeAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "stringItemType" }, "us-gaap_LongtermDebtTypeDomain": { "auth_ref": [ "r38", "r267" ], "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": "Longterm Debt Type [Domain]", "terseLabel": "Long-term Debt, Type" } } }, "localname": "LongtermDebtTypeDomain", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsSummaryOfAdvancesFromFHLBWereOutstandingDetail" ], "xbrltype": "domainItemType" }, "us-gaap_MinorityInterestOwnershipPercentageByParent": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "The parent entity's interest in net assets of the subsidiary, expressed as a percentage.", "label": "Noncontrolling Interest, Ownership Percentage by Parent", "terseLabel": "Ownership percentage" } } }, "localname": "MinorityInterestOwnershipPercentageByParent", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "percentItemType" }, "us-gaap_MortgageBackedSecuritiesMember": { "auth_ref": [ "r198", "r361", "r362", "r402", "r684" ], "lang": { "en-us": { "role": { "documentation": "Securities collateralized by mortgage loans.", "label": "Mortgage Backed Securities [Member]", "terseLabel": "Mortgage-backed securities [Member]" } } }, "localname": "MortgageBackedSecuritiesMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureInvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfUnrealizedLossesAndEstimatedFairValueDetail" ], "xbrltype": "domainItemType" }, "us-gaap_MortgagesHeldForSaleFairValueDisclosure": { "auth_ref": [], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 4.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Fair value portion of mortgage loans held-for-sale.", "label": "Mortgages Held For Sale Fair Value Disclosure", "terseLabel": "Mortgage loans held for sale", "verboseLabel": "Mortgage loans held for sale" } } }, "localname": "MortgagesHeldForSaleFairValueDisclosure", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_MunicipalBondsMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Long-term debt securities issued by state, city or local governments or the agencies operated by state, city or local governments.", "label": "Municipal Bonds [Member]", "terseLabel": "Municipal bonds [Member]" } } }, "localname": "MunicipalBondsMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureInvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfUnrealizedLossesAndEstimatedFairValueDetail" ], "xbrltype": "domainItemType" }, "us-gaap_NatureOfOperations": { "auth_ref": [ "r149", "r150" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for the nature of an entity's business, major products or services, principal markets including location, and the relative importance of its operations in each business and the basis for the determination, including but not limited to, assets, revenues, or earnings. For an entity that has not commenced principal operations, disclosures about the risks and uncertainties related to the activities in which the entity is currently engaged and an understanding of what those activities are being directed toward.", "label": "Nature Of Operations", "terseLabel": "Nature of Operations" } } }, "localname": "NatureOfOperations", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_NetCashProvidedByUsedInFinancingActivities": { "auth_ref": [ "r89" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail": { "order": 2.0, "parentTag": "us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease", "weight": 1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 2.0, "parentTag": "us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.", "label": "Net Cash Provided By Used In Financing Activities", "totalLabel": "Net cash provided by financing activities" } } }, "localname": "NetCashProvidedByUsedInFinancingActivities", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "stringItemType" }, "us-gaap_NetCashProvidedByUsedInInvestingActivities": { "auth_ref": [ "r89" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail": { "order": 1.0, "parentTag": "us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease", "weight": 1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 1.0, "parentTag": "us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.", "label": "Net Cash Provided By Used In Investing Activities", "totalLabel": "Net cash used in investing activities" } } }, "localname": "NetCashProvidedByUsedInInvestingActivities", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "stringItemType" }, "us-gaap_NetCashProvidedByUsedInOperatingActivities": { "auth_ref": [ "r89", "r93", "r96" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail": { "order": 0.0, "parentTag": "us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease", "weight": 1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 0.0, "parentTag": "us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease", "weight": 1.0 } }, "lang": { "en-us": { "role": { "documentation": "Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.", "label": "Net Cash Provided By Used In Operating Activities", "totalLabel": "Net cash provided by (used) in operating activities" } } }, "localname": "NetCashProvidedByUsedInOperatingActivities", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Net Cash Provided By Used In Operating Activities Continuing Operations [Abstract]", "terseLabel": "Cash Flows from Operating Activities" } } }, "localname": "NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "stringItemType" }, "us-gaap_NetIncomeLoss": { "auth_ref": [ "r6", "r54", "r57", "r63", "r68", "r96", "r109", "r121", "r126", "r127", "r128", "r129", "r132", "r133", "r139", "r155", "r156", "r159", "r160", "r162", "r222", "r269", "r270", "r271", "r273", "r274", "r275", "r276", "r277", "r278", "r279", "r493", "r510", "r602", "r658" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail": { "order": 0.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 0.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncome": { "order": 0.0, "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax", "weight": 1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.", "label": "Net Income Loss", "terseLabel": "Net income", "totalLabel": "Net Income" } } }, "localname": "NetIncomeLoss", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedPostretirementBenefitObligationAndOtherComprehensiveIncomeLossDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncome", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome", "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity" ], "xbrltype": "monetaryItemType" }, "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic": { "auth_ref": [ "r126", "r127", "r128", "r129", "r135", "r136", "r140", "r143", "r155", "r156", "r159", "r160", "r162" ], "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 (Loss) Available to Common Stockholders, Basic, Total" } } }, "localname": "NetIncomeLossAvailableToCommonStockholdersBasic", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems": { "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": "New Accounting Pronouncements Or Change In Accounting Principle [Line Items]", "terseLabel": "New Accounting Pronouncements Or Change In Accounting Principle [Line Items]" } } }, "localname": "NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable": { "auth_ref": [ "r0", "r1", "r2", "r3", "r4", "r120", "r121", "r122", "r123", "r124", "r125", "r128", "r134", "r146", "r192", "r193", "r223", "r224", "r225", "r226", "r227", "r228", "r268", "r420", "r421", "r422", "r423", "r424", "r425", "r426", "r427", "r458", "r459", "r460", "r461", "r483", "r484", "r485", "r486", "r487", "r488", "r489", "r490", "r491", "r492", "r493", "r511", "r512", "r513", "r514", "r515", "r516", "r517", "r518", "r531", "r574", "r575", "r576", "r672", "r673", "r674", "r675", "r676", "r677", "r678", "r679", "r680", "r681", "r682", "r683", "r754", "r755", "r756", "r757", "r758" ], "lang": { "en-us": { "role": { "documentation": "Summarization of the changes in an accounting principle or a new accounting pronouncement, including the line items affected by the change and the financial effects of the change on those particular line items.", "label": "New Accounting Pronouncements Or Change In Accounting Principle [Table]", "terseLabel": "New Accounting Pronouncements Or Change In Accounting Principle [Table]" } } }, "localname": "NewAccountingPronouncementsOrChangeInAccountingPrincipleTable", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_NoninterestExpense": { "auth_ref": [ "r613" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 0.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Total aggregate amount of all noninterest expense.", "label": "Noninterest Expense", "totalLabel": "Total other expense" } } }, "localname": "NoninterestExpense", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_NoninterestExpenseAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Noninterest Expense [Abstract]", "terseLabel": "Other Expense:" } } }, "localname": "NoninterestExpenseAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "stringItemType" }, "us-gaap_NoninterestIncome": { "auth_ref": [ "r610" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 1.0, "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", "totalLabel": "Total other income" } } }, "localname": "NoninterestIncome", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_NoninterestIncomeAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Noninterest Income [Abstract]", "terseLabel": "Other Income:" } } }, "localname": "NoninterestIncomeAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "stringItemType" }, "us-gaap_NoninterestIncomeOtherOperatingIncome": { "auth_ref": [ "r64", "r600", "r662" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 3.0, "parentTag": "us-gaap_NoninterestIncome", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of revenue earned, classified as other, excluding interest income.", "label": "Noninterest Income Other Operating Income", "terseLabel": "Other" } } }, "localname": "NoninterestIncomeOtherOperatingIncome", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_NotesReceivableGross": { "auth_ref": [ "r186", "r229", "r232", "r236", "r244", "r245", "r731", "r733", "r734" ], "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": "Financing Receivable, before Allowance for Credit Loss, Total" } } }, "localname": "NotesReceivableGross", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OccupancyNet": { "auth_ref": [ "r74", "r529", "r611" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 1.0, "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Organization, Consolidation and Presentation of Financial Statements [Abstract]" } } }, "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_OriginationOfLoansToEmployeeStockOwnershipPlans": { "auth_ref": [ "r86" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The cash outflow to finance the entity's defined contribution plan to acquire shares of the entity. The plan initially holds the shares in a suspense account, which is collateral for the loan. As the plan makes payment on the debt, the shares are released from the suspense account and become available to be allocated to participant accounts.", "label": "Origination Of Loans To Employee Stock Ownership Plans", "terseLabel": "Employee Stock Ownership Plan (ESOP), Cash Contributions to ESOP" } } }, "localname": "OriginationOfLoansToEmployeeStockOwnershipPlans", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherAssets": { "auth_ref": [ "r13", "r580", "r645" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail": { "order": 2.0, "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", "totalLabel": "Other Assets, Total" } } }, "localname": "OtherAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax": { "auth_ref": [ "r46", "r48", "r379" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedOtherComprehensiveLossNetOfTaxDetail": { "order": 1.0, "parentTag": "us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, before tax, of cost (credit) of benefit change attributable to participants' prior service from plan amendment or plan initiation of defined benefit plan, that has not been recognized in net periodic benefit cost (credit).", "label": "Other Comprehensive Income Defined Benefit Plan Net Prior Service Cost Credit Arising During Period Before Tax", "terseLabel": "Prior service charge" } } }, "localname": "OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedOtherComprehensiveLossNetOfTaxDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTaxAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Reclassification Adjustments Net Of Tax [Abstract]", "terseLabel": "Unrealized (losses) gains on securities available-for-sale:" } } }, "localname": "OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTaxAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncome" ], "xbrltype": "stringItemType" }, "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax": { "auth_ref": [ "r42", "r43", "r48" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncome": { "order": 0.0, "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount, after tax and adjustment, of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.", "label": "Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax", "terseLabel": "Holding (losses) gains arising during the period, net of taxes of ($203,372) and $125,178, respectively", "totalLabel": "OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax, Total" } } }, "localname": "OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax": { "auth_ref": [ "r42", "r43", "r49" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, after adjustment, of tax expense (benefit) for unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and tax expense (benefit) for unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.", "label": "Other Comprehensive Income Loss Available For Sale Securities Tax", "terseLabel": "Unrealized (losses) gains on available for sale securities tax component", "totalLabel": "OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, Tax, Total" } } }, "localname": "OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncomeParenthetical" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Other Comprehensive Income Loss Before Tax Portion Attributable To Parent [Abstract]", "terseLabel": "Other Comprehensive (Loss) Income," } } }, "localname": "OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParentAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncome" ], "xbrltype": "stringItemType" }, "us-gaap_OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationBeforeTax": { "auth_ref": [ "r48", "r52", "r379" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount, before tax, of increase (decrease) to other comprehensive income from settlement and curtailment gain (loss) of defined benefit plan.", "label": "Other Comprehensive Income Loss Finalization Of Pension And Non Pension Postretirement Plan Valuation Before Tax", "terseLabel": "Effect of curtailment" } } }, "localname": "OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationBeforeTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedPostretirementBenefitObligationAndOtherComprehensiveIncomeLossDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent": { "auth_ref": [ "r55", "r58", "r473", "r474", "r477" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncome": { "order": 1.0, "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount after tax of other comprehensive income (loss) attributable to parent entity.", "label": "Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent", "terseLabel": "Other comprehensive income, net of tax", "totalLabel": "Total other comprehensive income (loss)" } } }, "localname": "OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncome", "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax": { "auth_ref": [ "r45", "r48" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedOtherComprehensiveLossNetOfTaxDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, before tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income of defined benefit plan, that has not been recognized in net periodic benefit cost (credit).", "label": "Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments And Tax", "totalLabel": "Total accumulated other comprehensive loss" } } }, "localname": "OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedOtherComprehensiveLossNetOfTaxDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax": { "auth_ref": [ "r45", "r48" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncome": { "order": 4.0, "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, after tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan.", "label": "Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax", "negatedLabel": "Change in post-retirement benefit obligations, net of taxes of $ , $352,533 and $191,214, respectively", "totalLabel": "Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax, Total" } } }, "localname": "OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax": { "auth_ref": [ "r44", "r48", "r379" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedOtherComprehensiveLossNetOfTaxDetail": { "order": 0.0, "parentTag": "us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsAndTax", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount, before tax, of gain (loss) for (increase) decrease in value of benefit obligation for change in actuarial assumptions and increase (decrease) in value of plan assets from experience different from that assumed of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit.", "label": "Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax", "terseLabel": "Net loss" } } }, "localname": "OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedOtherComprehensiveLossNetOfTaxDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax": { "auth_ref": [ "r45", "r49", "r473" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount, after reclassification adjustment, of tax (expense) benefit for (increase) decrease in accumulated other comprehensive income of defined benefit plan.", "label": "Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax", "terseLabel": "Change in post-retirement benefit obligations", "totalLabel": "Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax, Total" } } }, "localname": "OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncomeParenthetical" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax": { "auth_ref": [ "r49", "r215" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.", "label": "Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax", "terseLabel": "Reclassification adjustment for net gains included in net income", "totalLabel": "Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax, Total" } } }, "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfComprehensiveIncomeParenthetical" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax": { "auth_ref": [ "r48", "r52", "r53", "r379" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, before tax, of reclassification adjustment from accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan.", "label": "Other Comprehensive Income Loss Reclassification Adjustment From A O C I Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax", "terseLabel": "Amortization of net unrecognized gain" } } }, "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedPostretirementBenefitObligationAndOtherComprehensiveIncomeLossDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherInvestments": { "auth_ref": [ "r30", "r655" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 3.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of investments classified as other.", "label": "Other Investments", "terseLabel": "Other investments", "totalLabel": "Other Investments, Total", "verboseLabel": "Other investments" } } }, "localname": "OtherInvestments", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherLiabilities": { "auth_ref": [ "r594" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail": { "order": 0.0, "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", "totalLabel": "Other Liabilities, Total" } } }, "localname": "OtherLiabilities", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherLiabilitiesTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of other liabilities.", "label": "Other Liabilities Table [Text Block]", "terseLabel": "Summary of the Amount Recognized in Other Liabilities" } } }, "localname": "OtherLiabilitiesTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureEmployeeBenefitPlansTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_OtherNoninterestExpense": { "auth_ref": [ "r613" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail": { "order": 1.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments", "weight": -1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 4.0, "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherRealEstate": { "auth_ref": [ "r590" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 7.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Carrying amount of other real estate not separately disclosed, including, but not limited to, real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. This does not include real estate assets taken in settlement of troubled loans through surrender or foreclosure.", "label": "Other Real Estate", "periodEndLabel": "Other Real Estate, Ending Balance", "periodStartLabel": "Other Real Estate, Beginning Balance", "terseLabel": "Other real estate owned", "totalLabel": "Other Real Estate, Total" } } }, "localname": "OtherRealEstate", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_PassMember": { "auth_ref": [ "r180", "r237" ], "lang": { "en-us": { "role": { "documentation": "A category of financing receivables not considered to be special mention, substandard, doubtful, and loss receivables.", "label": "Pass [Member]" } } }, "localname": "PassMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale": { "auth_ref": [ "r88", "r92" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 12.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The amount of cash paid for the origination of mortgages that are held for sale.", "label": "Payments For Origination Of Mortgage Loans Held For Sale", "negatedLabel": "Originations of mortgage loans held for sale" } } }, "localname": "PaymentsForOriginationOfMortgageLoansHeldForSale", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsForProceedsFromLoansAndLeases": { "auth_ref": [ "r618" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 6.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The net cash outflow or inflow for the increase (decrease) in the beginning and end of period of loan and lease balances which are not originated or purchased specifically for resale. 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) Loans and Leases", "terseLabel": "Net change in loans", "totalLabel": "Payments for (Proceeds from) Loans and Leases, Total" } } }, "localname": "PaymentsForProceedsFromLoansAndLeases", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsOfDebtExtinguishmentCosts": { "auth_ref": [ "r85" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.", "label": "Payment for Debt Extinguishment or Debt Prepayment Cost", "terseLabel": "Debt prepayment fees" } } }, "localname": "PaymentsOfDebtExtinguishmentCosts", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsOfStockIssuanceCosts": { "auth_ref": [ "r86" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail": { "order": 1.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 4.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The cash outflow for cost incurred directly with the issuance of an equity security.", "label": "Payments Of Stock Issuance Costs", "negatedLabel": "Stock offering expenses", "terseLabel": "Stock offering expenses" } } }, "localname": "PaymentsOfStockIssuanceCosts", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt": { "auth_ref": [ "r75", "r79", "r197" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 1.0, "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 Available For Sale Securities Debt", "negatedLabel": "Purchases of investment securities available-for -sale" } } }, "localname": "PaymentsToAcquireAvailableForSaleSecuritiesDebt", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsToAcquireOtherInvestments": { "auth_ref": [ "r81" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 4.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of cash outflow to acquire investments classified as other.", "label": "Payments To Acquire Other Investments", "negatedLabel": "Purchase of other investments" } } }, "localname": "PaymentsToAcquireOtherInvestments", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_PaymentsToAcquirePropertyPlantAndEquipment": { "auth_ref": [ "r80" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "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", "totalLabel": "Payments to Acquire Property, Plant, and Equipment, Total" } } }, "localname": "PaymentsToAcquirePropertyPlantAndEquipment", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent": { "auth_ref": [ "r336", "r358", "r584", "r647" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheAmountRecognizedInOtherLiabilitiesDetail": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans.", "label": "Pension And Other Postretirement Defined Benefit Plans Liabilities Current And Noncurrent", "terseLabel": "Present value liability", "totalLabel": "Other liability, Defined benefit plan" } } }, "localname": "PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansSummaryOfTheAmountRecognizedInOtherLiabilitiesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_PlanNameAxis": { "auth_ref": [ "r418", "r419" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansAdditionalInformationDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_PortionAtFairValueFairValueDisclosureMember": { "auth_ref": [ "r506" ], "lang": { "en-us": { "role": { "axisDefault": "Portion at Fair Value Measurement [Member] [Default]", "documentation": "Measured at fair value for financial reporting purposes.", "label": "Portion At Fair Value Fair Value Disclosure [Member]", "terseLabel": "Fair Value Disclosure Item Amounts [Default]" } } }, "localname": "PortionAtFairValueFairValueDisclosureMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfBankSFinancialInstrumentsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "domainItemType" }, "us-gaap_PostemploymentRetirementBenefitsMember": { "auth_ref": [ "r332", "r333" ], "lang": { "en-us": { "role": { "documentation": "Special and contractual termination benefits provided in connection with termination of employment and payable upon retirement, but not payable from defined benefit plan. Excludes benefits payable upon termination from defined benefit pension and other postretirement plan, and postemployment benefits payable before retirement.", "label": "Postemployment Retirement Benefits [Member]", "terseLabel": "Post-Retirement Benefits [Member]" } } }, "localname": "PostemploymentRetirementBenefitsMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedPostretirementBenefitObligationAndOtherComprehensiveIncomeLossDetail" ], "xbrltype": "domainItemType" }, "us-gaap_PriorPeriodReclassificationAdjustmentDescription": { "auth_ref": [ "r5" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for reclassification affecting comparability of financial statement. Excludes amendment to accounting standards, other change in accounting principle, and correction of error.", "label": "Prior Period Reclassification Adjustment Description", "terseLabel": "Reclassifications" } } }, "localname": "PriorPeriodReclassificationAdjustmentDescription", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_ProceedsFromFederalHomeLoanBankBorrowings": { "auth_ref": [ "r83" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 1.0, "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 Federal Home Loan Bank Borrowings", "terseLabel": "Proceeds from Federal Home Loan Bank advances" } } }, "localname": "ProceedsFromFederalHomeLoanBankBorrowings", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromIncomeTaxRefunds": { "auth_ref": [ "r93", "r101" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The amount of cash received during the period as refunds for the overpayment of taxes.", "label": "Proceeds From Income Tax Refunds", "terseLabel": "Cash received from tax refund" } } }, "localname": "ProceedsFromIncomeTaxRefunds", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromIssuanceOfCommonStock": { "auth_ref": [ "r82" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail": { "order": 0.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 3.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The cash inflow from the additional capital contribution to the entity.", "label": "Proceeds From Issuance Of Common Stock", "terseLabel": "Proceeds from sale of common stock" } } }, "localname": "ProceedsFromIssuanceOfCommonStock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities": { "auth_ref": [ "r75", "r76", "r197" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 2.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of cash inflow from maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).", "label": "Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities", "terseLabel": "Proceeds from calls, paydowns and maturities of investment securities available-for-sale" } } }, "localname": "ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromPaymentsForInInterestBearingDepositsInBanks": { "auth_ref": [ "r99", "r619" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 0.0, "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": "Net change in interest-bearing deposits in other banks" } } }, "localname": "ProceedsFromPaymentsForInInterestBearingDepositsInBanks", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments": { "auth_ref": [ "r78" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 7.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The cash inflow associated with the sale and maturity (principal being due) of other investments, prepayment and call (request of early payment) of other investments not otherwise defined in the taxonomy.", "label": "Proceeds From Sale And Maturity Of Other Investments", "terseLabel": "Proceeds from sales of other investments", "totalLabel": "Proceeds from Sale and Maturity of Other Investments, Total" } } }, "localname": "ProceedsFromSaleAndMaturityOfOtherInvestments", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale": { "auth_ref": [ "r88", "r90" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 11.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The cash inflow from sales of loans that are secured with real estate mortgages and are held with the intention to resell in the near future.", "label": "Proceeds From Sale Of Mortgage Loans Held For Sale", "terseLabel": "Proceeds from the sale of mortgage loans held for sale" } } }, "localname": "ProceedsFromSaleOfMortgageLoansHeldForSale", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromSaleOfOtherRealEstate": { "auth_ref": [ "r78" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 9.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The cash inflow associated with the sale of other real estate not otherwise defined in the taxonomy.", "label": "Proceeds From Sale Of Other Real Estate", "terseLabel": "Proceeds from sales of other real estate owned" } } }, "localname": "ProceedsFromSaleOfOtherRealEstate", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment": { "auth_ref": [ "r77" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 10.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.", "label": "Proceeds From Sale Of Property Plant And Equipment", "terseLabel": "Proceeds from sales of premises and equipment", "totalLabel": "Proceeds from Sale of Property, Plant, and Equipment, Total" } } }, "localname": "ProceedsFromSaleOfPropertyPlantAndEquipment", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_PropertyPlantAndEquipmentAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Property Plant And Equipment [Abstract]" } } }, "localname": "PropertyPlantAndEquipmentAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_PropertyPlantAndEquipmentByTypeAxis": { "auth_ref": [ "r33", "r254" ], "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 By Type [Axis]", "terseLabel": "Long-Lived Tangible Asset" } } }, "localname": "PropertyPlantAndEquipmentByTypeAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfRangeOfEstimatedUsefulLivesForPremisesAndEquipmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentSummaryOfMajorClassificationOfPremisesAndEquipmentDetails" ], "xbrltype": "stringItemType" }, "us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock": { "auth_ref": [ "r256", "r707", "r708", "r709" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections.", "label": "Property Plant And Equipment Disclosure [Text Block]", "terseLabel": "Premises and Equipment" } } }, "localname": "PropertyPlantAndEquipmentDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipment" ], "xbrltype": "textBlockItemType" }, "us-gaap_PropertyPlantAndEquipmentGross": { "auth_ref": [ "r32", "r252" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentSummaryOfMajorClassificationOfPremisesAndEquipmentDetails": { "order": 0.0, "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", "periodEndLabel": "Property, Plant and Equipment, Gross, Ending Balance", "periodStartLabel": "Property, Plant and Equipment, Gross, Beginning Balance", "terseLabel": "Property, Plant and Equipment, Gross", "totalLabel": "Property, Plant and Equipment, Gross, Total" } } }, "localname": "PropertyPlantAndEquipmentGross", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentSummaryOfMajorClassificationOfPremisesAndEquipmentDetails" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfRangeOfEstimatedUsefulLivesForPremisesAndEquipmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentSummaryOfMajorClassificationOfPremisesAndEquipmentDetails" ], "xbrltype": "stringItemType" }, "us-gaap_PropertyPlantAndEquipmentNet": { "auth_ref": [ "r11", "r12", "r254", "r540", "r628", "r653" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentSummaryOfMajorClassificationOfPremisesAndEquipmentDetails": { "order": null, "parentTag": null, "root": true, "weight": null }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 6.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.", "label": "Property Plant And Equipment Net", "periodEndLabel": "Property, Plant and Equipment, Net, Ending Balance", "periodStartLabel": "Property, Plant and Equipment, Net, Beginning Balance", "terseLabel": "Premises and equipment, net", "totalLabel": "Premises and equipment, net" } } }, "localname": "PropertyPlantAndEquipmentNet", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentSummaryOfMajorClassificationOfPremisesAndEquipmentDetails", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_PropertyPlantAndEquipmentPolicyTextBlock": { "auth_ref": [ "r31", "r254", "r707", "r708" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections.", "label": "Property Plant And Equipment Policy [Text Block]", "terseLabel": "Premises and Equipment" } } }, "localname": "PropertyPlantAndEquipmentPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_PropertyPlantAndEquipmentTextBlock": { "auth_ref": [ "r11", "r254" ], "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 [Text Block]", "terseLabel": "Schedule of Range of Estimated Useful Lives for Premises and Equipment", "verboseLabel": "Summary of Major Classification of Premises and Equipment" } } }, "localname": "PropertyPlantAndEquipmentTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosurePremisesAndEquipmentTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_PropertyPlantAndEquipmentTypeDomain": { "auth_ref": [ "r11", "r252" ], "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": "Long-Lived Tangible Asset" } } }, "localname": "PropertyPlantAndEquipmentTypeDomain", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfRangeOfEstimatedUsefulLivesForPremisesAndEquipmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentSummaryOfMajorClassificationOfPremisesAndEquipmentDetails" ], "xbrltype": "domainItemType" }, "us-gaap_PropertyPlantAndEquipmentUsefulLife": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.", "label": "Property Plant And Equipment Useful Life", "terseLabel": "Estimated useful lives" } } }, "localname": "PropertyPlantAndEquipmentUsefulLife", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfRangeOfEstimatedUsefulLivesForPremisesAndEquipmentDetail" ], "xbrltype": "durationItemType" }, "us-gaap_ProvisionForLoanAndLeaseLosses": { "auth_ref": [ "r94", "r166", "r608" ], "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 allowance for loan losses", "totalLabel": "Provision for Loan and Lease Losses, Total" } } }, "localname": "ProvisionForLoanAndLeaseLosses", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProvisionForLoanLeaseAndOtherLosses": { "auth_ref": [ "r94", "r166", "r608" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 3.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome": { "order": 1.0, "parentTag": "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.", "label": "Provision For Loan Lease And Other Losses", "terseLabel": "Provision for for Loan Losses", "totalLabel": "Provision for Loan, Lease, and Other Losses, Total", "verboseLabel": "Provision for allowance for loan losses" } } }, "localname": "ProvisionForLoanLeaseAndOtherLosses", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "monetaryItemType" }, "us-gaap_RealEstateMember": { "auth_ref": [ "r329" ], "lang": { "en-us": { "role": { "documentation": "Property consisting of land, land improvement and buildings.", "label": "Real Estate [Member]", "terseLabel": "Real Estate [Member]" } } }, "localname": "RealEstateMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "domainItemType" }, "us-gaap_RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock": { "auth_ref": [ "r632", "r633", "r634", "r636", "r637", "r638", "r640", "r641" ], "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 Matters" } } }, "localname": "RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMatters" ], "xbrltype": "textBlockItemType" }, "us-gaap_RelatedPartyDepositLiabilities": { "auth_ref": [ "r113" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of deposits held by the entity for a related party (entity, shareholder, employee).", "label": "Related Party Deposit Liabilities", "terseLabel": "Deposits from directors, executive officers and their related interests" } } }, "localname": "RelatedPartyDepositLiabilities", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRelatedPartyTransactionsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_RelatedPartyTransactionsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Related Party Transactions [Abstract]" } } }, "localname": "RelatedPartyTransactionsAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_RelatedPartyTransactionsDisclosureTextBlock": { "auth_ref": [ "r532", "r533", "r534", "r535", "r536" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRelatedPartyTransactions" ], "xbrltype": "textBlockItemType" }, "us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings": { "auth_ref": [ "r84" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows": { "order": 2.0, "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": "Repayments Of Federal Home Loan Bank Borrowings", "negatedLabel": "Repayments of Federal Home Loan Bank advances" } } }, "localname": "RepaymentsOfFederalHomeLoanBankBorrowings", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_ResidentialRealEstateMember": { "auth_ref": [ "r241", "r361" ], "lang": { "en-us": { "role": { "documentation": "Property that is used as a home.", "label": "Residential Real Estate [Member]", "terseLabel": "Residential [Member]" } } }, "localname": "ResidentialRealEstateMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail" ], "xbrltype": "domainItemType" }, "us-gaap_RetainedEarningsAccumulatedDeficit": { "auth_ref": [ "r24", "r319", "r427", "r540", "r650", "r678", "r683" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 2.0, "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", "periodEndLabel": "Retained Earnings (Accumulated Deficit), Ending Balance", "periodStartLabel": "Retained Earnings (Accumulated Deficit), Beginning Balance", "terseLabel": "Retained earnings", "totalLabel": "Retained Earnings (Accumulated Deficit), Total" } } }, "localname": "RetainedEarningsAccumulatedDeficit", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_RetainedEarningsMember": { "auth_ref": [ "r2", "r117", "r118", "r119", "r122", "r131", "r133", "r226", "r424", "r425", "r426", "r460", "r461", "r491", "r674", "r676" ], "lang": { "en-us": { "role": { "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.", "label": "Retained Earnings [Member]", "terseLabel": "Retained Earnings [Member]" } } }, "localname": "RetainedEarningsMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity" ], "xbrltype": "domainItemType" }, "us-gaap_RetirementPlanTypeAxis": { "auth_ref": [ "r332", "r333", "r335", "r338", "r339", "r340", "r341", "r342", "r343", "r344", "r345", "r346", "r347", "r348", "r349", "r350", "r351", "r352", "r353", "r354", "r355", "r356", "r357", "r358", "r360", "r361", "r362", "r363", "r364", "r365", "r366", "r367", "r368", "r369", "r370", "r371", "r372", "r373", "r374", "r375", "r376", "r377", "r378", "r379", "r380", "r381", "r382", "r383", "r384", "r385", "r388", "r392", "r393", "r394", "r395", "r396", "r397", "r398", "r399", "r400", "r401", "r402", "r403", "r405", "r406", "r407", "r408", "r409", "r410", "r412", "r413", "r414", "r415" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedPostretirementBenefitObligationAndOtherComprehensiveIncomeLossDetail" ], "xbrltype": "stringItemType" }, "us-gaap_RetirementPlanTypeDomain": { "auth_ref": [ "r332", "r333", "r335", "r338", "r339", "r340", "r341", "r342", "r343", "r344", "r345", "r346", "r347", "r348", "r349", "r350", "r351", "r352", "r353", "r354", "r355", "r356", "r357", "r358", "r360", "r361", "r362", "r363", "r364", "r365", "r366", "r367", "r368", "r369", "r370", "r371", "r372", "r373", "r374", "r375", "r376", "r377", "r378", "r379", "r380", "r381", "r382", "r383", "r384", "r385", "r388", "r392", "r393", "r394", "r395", "r396", "r397", "r398", "r399", "r400", "r401", "r402", "r403", "r405", "r406", "r407", "r408", "r409", "r410", "r412", "r413", "r414", "r415" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedPostretirementBenefitObligationAndOtherComprehensiveIncomeLossDetail" ], "xbrltype": "domainItemType" }, "us-gaap_RevenueFromContractWithCustomerPolicyTextBlock": { "auth_ref": [ "r106", "r320", "r321", "r322", "r323", "r324", "r325", "r326", "r327", "r330" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for revenue from contract with customer.", "label": "Revenue From Contract With Customer Policy [Text Block]", "terseLabel": "Revenue from Contracts with Customers" } } }, "localname": "RevenueFromContractWithCustomerPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_SaleOfStockPricePerShare": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.", "label": "Sale Of Stock Price Per Share", "terseLabel": "Sale of stock price per share" } } }, "localname": "SaleOfStockPricePerShare", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail" ], "xbrltype": "perShareItemType" }, "us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock": { "auth_ref": [ "r41" ], "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 [Text Block]", "terseLabel": "Summary of major classifications of loans, by purpose code" } } }, "localname": "ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfAccumulatedAndProjectedBenefitObligationsTableTextBlock": { "auth_ref": [ "r368" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of benefit obligations including accumulated benefit obligation and projected benefit obligation.", "label": "Schedule Of Accumulated And Projected Benefit Obligations Table [Text Block]", "terseLabel": "Reconciliation of the Accumulated Post-Retirement Benefit Obligation" } } }, "localname": "ScheduleOfAccumulatedAndProjectedBenefitObligationsTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureEmployeeBenefitPlansTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock": { "auth_ref": [ "r51", "r524", "r525" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of the components of accumulated other comprehensive income (loss).", "label": "Schedule Of Accumulated Other Comprehensive Income Loss Table [Text Block]", "terseLabel": "Schedule of Accumulated Other Comprehensive Loss, Net of Tax" } } }, "localname": "ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureEmployeeBenefitPlansTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock": { "auth_ref": [ "r359" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of the major categories of plan assets of pension plans and/or other employee benefit plans. This information may include, but is not limited to, the target allocation of plan assets, the fair value of each major category of plan assets, and the level within the fair value hierarchy in which the fair value measurements fall.", "label": "Schedule Of Allocation Of Plan Assets Table [Text Block]", "terseLabel": "Summary of the Change in Plan Assets" } } }, "localname": "ScheduleOfAllocationOfPlanAssetsTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureEmployeeBenefitPlansTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock": { "auth_ref": [ "r379" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of the net gain (loss) and net prior service cost or credit recognized in other comprehensive income (loss) for the period for pension plans and/or other employee benefit plans, and reclassification adjustments of other comprehensive income (loss) for the period, as those amounts, including amortization of the net transition asset or obligation, are recognized as components of net periodic benefit cost.", "label": "Schedule Of Amounts Recognized In Other Comprehensive Income Loss Table [Text Block]", "terseLabel": "Schedule of Accumulated Post-Retirement Benefit Obligation and Other Comprehensive Income (loss)" } } }, "localname": "ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureEmployeeBenefitPlansTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Schedule Of Available For Sale Securities [Line Items]", "terseLabel": "Schedule Of Available For Sale Securities [Line Items]" } } }, "localname": "ScheduleOfAvailableForSaleSecuritiesLineItems", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureInvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfUnrealizedLossesAndEstimatedFairValueDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock": { "auth_ref": [ "r349" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of the reconciliation of beginning and ending balances of the fair value of plan assets of pension plans and/or other employee benefit plans showing separately, if applicable, the effects during the period attributable to each of the following: actual return on plan assets, foreign currency exchange rate changes, contributions by the employer, contributions by plan participants, benefits paid, business combinations, divestitures, and settlements.", "label": "Schedule Of Changes In Fair Value Of Plan Assets Table [Text Block]", "terseLabel": "Schedule of Fair Values of the Bank\u2019s Pension Plan Assets" } } }, "localname": "ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureEmployeeBenefitPlansTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock": { "auth_ref": [ "r635", "r639" ], "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 [Text Block]", "terseLabel": "Schedule of Actual and Required Capital Amounts and Ratios of the Bank" } } }, "localname": "ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock": { "auth_ref": [ "r457" ], "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": "Schedule of Income Tax Expense (Benefit)" } } }, "localname": "ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureIncomeTaxesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock": { "auth_ref": [ "r449" ], "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": "Schedule of Deferred Tax Assets and Liabilities" } } }, "localname": "ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureIncomeTaxesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable": { "auth_ref": [ "r387", "r388", "r390", "r391", "r402" ], "lang": { "en-us": { "role": { "documentation": "Disclosures about an individual defined benefit pension plan or an other postretirement defined benefit plan. It may be appropriate to group certain similar plans. Also includes schedule for fair value of plan assets by major categories of plan assets by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets or liabilities (Level 1), Significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).", "label": "Schedule Of Defined Benefit Plans Disclosures [Table]", "terseLabel": "Schedule Of Defined Benefit Plans Disclosures [Table]" } } }, "localname": "ScheduleOfDefinedBenefitPlansDisclosuresTable", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansScheduleOfAccumulatedPostretirementBenefitObligationAndOtherComprehensiveIncomeLossDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock": { "auth_ref": [ "r442" ], "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": "Schedule of Effective Income Tax Rate Reconciliation" } } }, "localname": "ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureIncomeTaxesTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfEmployeeStockOwnershipPlanESOPDisclosuresTable": { "auth_ref": [ "r436" ], "lang": { "en-us": { "role": { "documentation": "Describes the details pertaining to each employee stock ownership plan.", "label": "Schedule of Employee Stock Ownership Plan (ESOP) Disclosures [Table]" } } }, "localname": "ScheduleOfEmployeeStockOwnershipPlanESOPDisclosuresTable", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureEmployeeBenefitPlansEmployeeStockOwnershipPlanEsopDisclosuresDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfEmployeeStockOwnershipPlanESOPDisclosuresTextBlock": { "auth_ref": [ "r436" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of the details pertaining to each employee stock ownership plan.", "label": "Employee Stock Ownership Plan (ESOP) Disclosures [Table Text Block]", "terseLabel": "Employee Stock Ownership Plan (ESOP) Disclosures" } } }, "localname": "ScheduleOfEmployeeStockOwnershipPlanESOPDisclosuresTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureEmployeeBenefitPlansTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock": { "auth_ref": [ "r369" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter.", "label": "Schedule Of Expected Benefit Payments Table [Text Block]", "terseLabel": "Schedule of Estimated Benefit Payments" } } }, "localname": "ScheduleOfExpectedBenefitPaymentsTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureEmployeeBenefitPlansTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTextBlock": { "auth_ref": [ "r507", "r508" ], "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 [Text Block]", "terseLabel": "Schedule of Loan Commitments Representing Off-Balance Sheet Risk" } } }, "localname": "ScheduleOfFairValueOffBalanceSheetRisksTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCommitmentsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfImpairedFinancingReceivableTable": { "auth_ref": [ "r178" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesScheduleOfAgingOfRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfInvestmentsLineItems": { "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 Investments [Line Items]", "terseLabel": "Schedule Of Investments [Line Items]" } } }, "localname": "ScheduleOfInvestmentsLineItems", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfInvestmentsTable": { "auth_ref": [ "r686" ], "lang": { "en-us": { "role": { "documentation": "A container table for all schedule of investment items. It ties in the \"Legal Entity [Axis]\" to all of its contained line items.", "label": "Schedule Of Investments [Table]", "terseLabel": "Schedule Of Investments [Table]" } } }, "localname": "ScheduleOfInvestmentsTable", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesAdditionalInformationDetail" ], "xbrltype": "stringItemType" }, "us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock": { "auth_ref": [ "r35" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line.", "label": "Schedule Of Line Of Credit Facilities [Text Block]", "terseLabel": "Summary of Advances from the FHLB were Outstanding" } } }, "localname": "ScheduleOfLineOfCreditFacilitiesTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfNetBenefitCostsTableTextBlock": { "auth_ref": [ "r371" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.", "label": "Schedule Of Net Benefit Costs Table [Text Block]", "terseLabel": "Summary of the Components of the Net Periodic Post-Retirement Benefit Cost" } } }, "localname": "ScheduleOfNetBenefitCostsTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureEmployeeBenefitPlansTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfPropertyPlantAndEquipmentTable": { "auth_ref": [ "r33", "r254" ], "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": "Schedule Of Property Plant And Equipment [Table]", "terseLabel": "Schedule Of Property Plant And Equipment [Table]" } } }, "localname": "ScheduleOfPropertyPlantAndEquipmentTable", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfRangeOfEstimatedUsefulLivesForPremisesAndEquipmentDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosurePremisesAndEquipmentSummaryOfMajorClassificationOfPremisesAndEquipmentDetails" ], "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": "Summary of Related Party Loan Activity" } } }, "localname": "ScheduleOfRelatedPartyTransactionsTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureRelatedPartyTransactionsTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_SignificantAccountingPoliciesTextBlock": { "auth_ref": [ "r105", "r116" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPolicies" ], "xbrltype": "textBlockItemType" }, "us-gaap_SpecialMentionMember": { "auth_ref": [ "r180", "r237" ], "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]" } } }, "localname": "SpecialMentionMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_StandbyLettersOfCreditMember": { "auth_ref": [ "r262", "r264", "r472", "r685" ], "lang": { "en-us": { "role": { "documentation": "An irrevocable undertaking (typically by a financial institution) to guarantee payment of a specified financial obligation.", "label": "Standby Letters Of Credit [Member]", "terseLabel": "Stand-by letters of credit [Member]" } } }, "localname": "StandbyLettersOfCreditMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCommitmentsScheduleOfLoanCommitmentsRepresentingOffbalanceSheetRiskDetail" ], "xbrltype": "domainItemType" }, "us-gaap_StatementEquityComponentsAxis": { "auth_ref": [ "r2", "r40", "r61", "r62", "r63", "r117", "r118", "r119", "r122", "r131", "r133", "r148", "r226", "r317", "r319", "r424", "r425", "r426", "r460", "r461", "r491", "r519", "r520", "r521", "r522", "r523", "r525", "r674", "r675", "r676", "r758" ], "lang": { "en-us": { "role": { "documentation": "Information by component of equity.", "label": "Statement Equity Components [Axis]", "terseLabel": "Equity Components" } } }, "localname": "StatementEquityComponentsAxis", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail", "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity" ], "xbrltype": "stringItemType" }, "us-gaap_StatementOfCashFlowsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Statement Of Cash Flows [Abstract]" } } }, "localname": "StatementOfCashFlowsAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_StatementOfFinancialPositionAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Statement Of Financial Position [Abstract]" } } }, "localname": "StatementOfFinancialPositionAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Statement Of Income And Comprehensive Income [Abstract]" } } }, "localname": "StatementOfIncomeAndComprehensiveIncomeAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_StatementOfStockholdersEquityAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Statement Of Stockholders Equity [Abstract]" } } }, "localname": "StatementOfStockholdersEquityAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "xbrltype": "stringItemType" }, "us-gaap_StatementTable": { "auth_ref": [ "r117", "r118", "r119", "r148", "r573" ], "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfCashFlowDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedStatementsOfIncomeDetail", "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity" ], "xbrltype": "stringItemType" }, "us-gaap_StockIssuedDuringPeriodSharesEmployeeStockOwnershipPlan": { "auth_ref": [ "r20", "r21", "r317", "r319", "r428" ], "lang": { "en-us": { "role": { "documentation": "Number of shares of capital stock issued (purchased by employees) in connection with an employee stock ownership plan.", "label": "Stock Issued During Period Shares Employee Stock Ownership Plan", "terseLabel": "Employee Stock Ownership Plan (ESOP), Number of Allocated Shares", "verboseLabel": "ESOP loan payment and release of ESOP shares" } } }, "localname": "StockIssuedDuringPeriodSharesEmployeeStockOwnershipPlan", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_StockIssuedDuringPeriodSharesNewIssues": { "auth_ref": [ "r20", "r21", "r317", "r319" ], "lang": { "en-us": { "role": { "documentation": "Number of new stock issued during the period.", "label": "Stock Issued During Period Shares New Issues", "terseLabel": "Stock issued during period shares new issues" } } }, "localname": "StockIssuedDuringPeriodSharesNewIssues", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureChangeInCorporateFormAdditionalInformationDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan": { "auth_ref": [ "r20", "r21", "r317", "r319", "r428" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Aggregate value of stock issued during the period as a result of employee stock ownership plan (ESOP).", "label": "Stock Issued During Period Value Employee Stock Ownership Plan", "negatedLabel": "Purchases of shares of common stock by the ESOP", "terseLabel": "Purchases of shares of common stock by the ESOP" } } }, "localname": "StockIssuedDuringPeriodValueEmployeeStockOwnershipPlan", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockIssuedDuringPeriodValueNewIssues": { "auth_ref": [ "r20", "r21", "r317", "r319" ], "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": "Proceeds from issuance of common stock, net of offering expenses" } } }, "localname": "StockIssuedDuringPeriodValueNewIssues", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockholdersEquity": { "auth_ref": [ "r21", "r26", "r27", "r109", "r188", "r222", "r510", "r540" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail": { "order": 0.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 }, "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 2.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.", "label": "Stockholders Equity", "periodEndLabel": "Ending Balance", "periodStartLabel": "Beginning Balance", "terseLabel": "Shareholders' equity", "totalLabel": "Total shareholders' equity" } } }, "localname": "StockholdersEquity", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets", "http://www.tcfederal.com/20211231/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Stockholders Equity Including Portion Attributable To Noncontrolling Interest [Abstract]", "terseLabel": "Stockholders' Equity", "verboseLabel": "Shareholders' Equity" } } }, "localname": "StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCondensedFinancialStatementsOfParentCompanyCondensedBalanceSheetsDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "stringItemType" }, "us-gaap_SubstandardMember": { "auth_ref": [ "r180", "r237" ], "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]" } } }, "localname": "SubstandardMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureLoanAndAllowanceForLoanLossesSummaryOfCreditExposureBasedOnRiskRatingsDetails" ], "xbrltype": "domainItemType" }, "us-gaap_SupplementalCashFlowElementsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Supplemental Cash Flow Elements [Abstract]", "terseLabel": "Supplement Disclosures of Cash Flow Information:" } } }, "localname": "SupplementalCashFlowElementsAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "stringItemType" }, "us-gaap_TierOneLeverageCapital": { "auth_ref": [ "r635" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of Tier 1 leverage capital as defined by regulatory framework.", "label": "Tier One Leverage Capital", "terseLabel": "Tier I Capital to Average Assets" } } }, "localname": "TierOneLeverageCapital", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacy": { "auth_ref": [ "r635", "r639" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of minimum Tier 1 leverage capital required for capital adequacy as defined by regulatory framework.", "label": "Tier One Leverage Capital Required For Capital Adequacy", "terseLabel": "Tier I Capital to Average Assets" } } }, "localname": "TierOneLeverageCapitalRequiredForCapitalAdequacy", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets": { "auth_ref": [ "r635", "r639" ], "lang": { "en-us": { "role": { "documentation": "Ratio of minimum Tier 1 leverage capital to average assets required for capital adequacy as defined by regulatory framework.", "label": "Tier One Leverage Capital Required For Capital Adequacy To Average Assets", "terseLabel": "Tier I Capital to Average Assets" } } }, "localname": "TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "pureItemType" }, "us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalized": { "auth_ref": [ "r635" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of minimum Tier 1 leverage capital categorized as well capitalized as defined by regulatory framework for prompt corrective action.", "label": "Tier One Leverage Capital Required To Be Well Capitalized", "terseLabel": "Tier I Capital to Average Assets" } } }, "localname": "TierOneLeverageCapitalRequiredToBeWellCapitalized", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets": { "auth_ref": [ "r635" ], "lang": { "en-us": { "role": { "documentation": "Ratio of minimum Tier 1 leverage capital to average assets categorized as well capitalized as defined by regulatory framework for prompt corrective action.", "label": "Tier One Leverage Capital Required To Be Well Capitalized To Average Assets", "terseLabel": "Tier I Capital to Average Assets" } } }, "localname": "TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "pureItemType" }, "us-gaap_TierOneLeverageCapitalToAverageAssets": { "auth_ref": [ "r635" ], "lang": { "en-us": { "role": { "documentation": "Ratio of Tier 1 capital to average assets as defined by regulatory framework.", "label": "Tier One Leverage Capital To Average Assets", "terseLabel": "Tier I Capital to Average Assets" } } }, "localname": "TierOneLeverageCapitalToAverageAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "pureItemType" }, "us-gaap_TierOneRiskBasedCapital": { "auth_ref": [ "r635" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of Tier 1 risk-based capital as defined by regulatory framework.", "label": "Tier One Risk Based Capital", "terseLabel": "Tier 1 Capital to Risk- Weighted Assets" } } }, "localname": "TierOneRiskBasedCapital", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacy": { "auth_ref": [ "r635", "r639" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of minimum Tier 1 risk-based capital required for capital adequacy as defined by regulatory framework.", "label": "Tier One Risk Based Capital Required For Capital Adequacy", "terseLabel": "Tier 1 Capital to Risk- Weighted Assets" } } }, "localname": "TierOneRiskBasedCapitalRequiredForCapitalAdequacy", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets": { "auth_ref": [ "r635", "r639" ], "lang": { "en-us": { "role": { "documentation": "Ratio of minimum Tier 1 risk-based capital to risk-weighted assets required for capital adequacy as defined by regulatory framework.", "label": "Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets", "terseLabel": "Tier 1 Capital to Risk- Weighted Assets" } } }, "localname": "TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "pureItemType" }, "us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalized": { "auth_ref": [ "r635" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of minimum Tier 1 risk-based capital categorized as well capitalized as defined by regulatory framework for prompt corrective action.", "label": "Tier One Risk Based Capital Required To Be Well Capitalized", "terseLabel": "Tier 1 Capital to Risk- Weighted Assets" } } }, "localname": "TierOneRiskBasedCapitalRequiredToBeWellCapitalized", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets": { "auth_ref": [ "r635" ], "lang": { "en-us": { "role": { "documentation": "Ratio of minimum Tier 1 risk-based capital to risk-weighted assets categorized as well capitalized as defined by regulatory framework for prompt corrective action.", "label": "Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets", "terseLabel": "Tier 1 Capital to Risk- Weighted Assets" } } }, "localname": "TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "pureItemType" }, "us-gaap_TierOneRiskBasedCapitalToRiskWeightedAssets": { "auth_ref": [ "r635" ], "lang": { "en-us": { "role": { "documentation": "Ratio of Tier 1 risk-based capital to risk-weighted assets as defined by regulatory framework.", "label": "Tier One Risk Based Capital To Risk Weighted Assets", "terseLabel": "Tier 1 Capital to Risk- Weighted Assets" } } }, "localname": "TierOneRiskBasedCapitalToRiskWeightedAssets", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfBankDetail" ], "xbrltype": "pureItemType" }, "us-gaap_TimeDepositMaturitiesTableTextBlock": { "auth_ref": [ "r266" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of time deposit liability maturities.", "label": "Time Deposit Maturities Table [Text Block]", "terseLabel": "Schedule of Maturities of Certificates of Deposit" } } }, "localname": "TimeDepositMaturitiesTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureCertificatesOfDepositTables" ], "xbrltype": "textBlockItemType" }, "us-gaap_TimeDepositMaturitiesYearFive": { "auth_ref": [ "r266" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositScheduleOfMaturitiesOfCertificatesOfDepositDetail": { "order": 4.0, "parentTag": "us-gaap_TimeDeposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of time deposit maturing in fifth fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "Time Deposit Maturities Year Five", "terseLabel": "2026" } } }, "localname": "TimeDepositMaturitiesYearFive", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositScheduleOfMaturitiesOfCertificatesOfDepositDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TimeDepositMaturitiesYearFour": { "auth_ref": [ "r266" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositScheduleOfMaturitiesOfCertificatesOfDepositDetail": { "order": 3.0, "parentTag": "us-gaap_TimeDeposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of time deposit maturing in fourth fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "Time Deposit Maturities Year Four", "terseLabel": "2025" } } }, "localname": "TimeDepositMaturitiesYearFour", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositScheduleOfMaturitiesOfCertificatesOfDepositDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TimeDepositMaturitiesYearOne": { "auth_ref": [ "r266" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositScheduleOfMaturitiesOfCertificatesOfDepositDetail": { "order": 0.0, "parentTag": "us-gaap_TimeDeposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of time deposit maturing in next fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "Time Deposit Maturities Year One", "terseLabel": "2022" } } }, "localname": "TimeDepositMaturitiesYearOne", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositScheduleOfMaturitiesOfCertificatesOfDepositDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TimeDepositMaturitiesYearThree": { "auth_ref": [ "r266" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositScheduleOfMaturitiesOfCertificatesOfDepositDetail": { "order": 2.0, "parentTag": "us-gaap_TimeDeposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of time deposit maturing in third fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "Time Deposit Maturities Year Three", "terseLabel": "2024" } } }, "localname": "TimeDepositMaturitiesYearThree", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositScheduleOfMaturitiesOfCertificatesOfDepositDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TimeDepositMaturitiesYearTwo": { "auth_ref": [ "r266" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositScheduleOfMaturitiesOfCertificatesOfDepositDetail": { "order": 1.0, "parentTag": "us-gaap_TimeDeposits", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of time deposit maturing in second fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "Time Deposit Maturities Year Two", "terseLabel": "2023" } } }, "localname": "TimeDepositMaturitiesYearTwo", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositScheduleOfMaturitiesOfCertificatesOfDepositDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TimeDeposits": { "auth_ref": [ "r591", "r629" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositScheduleOfMaturitiesOfCertificatesOfDepositDetail": { "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/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositScheduleOfMaturitiesOfCertificatesOfDepositDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TimeDepositsAtOrAboveFDICInsuranceLimit": { "auth_ref": [ "r629" ], "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 F D I C Insurance Limit", "terseLabel": "Aggregate amount of certificates of deposit, that meet or exceed the FDIC insurance limit" } } }, "localname": "TimeDepositsAtOrAboveFDICInsuranceLimit", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCertificatesOfDepositAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_TransferToOtherRealEstate": { "auth_ref": [ "r102", "r103", "r104" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Value transferred from mortgage loans to real estate owned (REO) in noncash transactions.", "label": "Transfer To Other Real Estate", "terseLabel": "Transfer of loans to other real estate owned" } } }, "localname": "TransferToOtherRealEstate", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfCashFlows" ], "xbrltype": "monetaryItemType" }, "us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain": { "auth_ref": [ "r210", "r211", "r217", "r218", "r219", "r306", "r316", "r482", "r541", "r542", "r543", "r544", "r545", "r546", "r547", "r548", "r549", "r550", "r551", "r552", "r553", "r554", "r556", "r557", "r558", "r559", "r560", "r561", "r562", "r563", "r564", "r565", "r566", "r567", "r568", "r569", "r570", "r571", "r723", "r724", "r725", "r726", "r727", "r728", "r729" ], "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": "Transfers And Servicing Of Financial Instruments Types Of Financial Instruments [Domain]", "terseLabel": "Financial Instruments" } } }, "localname": "TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureCommitmentsScheduleOfLoanCommitmentsRepresentingOffbalanceSheetRiskDetail", "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureInvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfUnrealizedLossesAndEstimatedFairValueDetail" ], "xbrltype": "domainItemType" }, "us-gaap_USTreasurySecuritiesMember": { "auth_ref": [ "r114", "r361", "r402", "r621" ], "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": "U S Treasury Securities [Member]", "terseLabel": "US treasuries [Member]" } } }, "localname": "USTreasurySecuritiesMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/DisclosureInvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnRecurringBasisDetail", "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureInvestmentSecuritiesSummaryOfUnrealizedLossesAndEstimatedFairValueDetail" ], "xbrltype": "domainItemType" }, "us-gaap_UnallocatedFinancingReceivablesMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Financing receivables that have not been allocated to a portfolio segment.", "label": "Unallocated Financing Receivables [Member]", "terseLabel": "Unallocated [Member]" } } }, "localname": "UnallocatedFinancingReceivablesMember", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureLoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail" ], "xbrltype": "domainItemType" }, "us-gaap_UnearnedESOPShares": { "auth_ref": [ "r430", "r435" ], "calculation": { "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets": { "order": 4.0, "parentTag": "us-gaap_StockholdersEquity", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Fair value of unearned shares for all classes of common stock and nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by an employee stock ownership plan (ESOP). Includes the sale of shares or the issuance treasury shares to an ESOP.", "label": "Unearned E S O P Shares", "negatedLabel": "Unearned ESOP shares 372,275 and -0- shares unallocated at December 31, 2021 and 2020, respectively", "terseLabel": "Unearned ESOP shares 372,275 and -0- shares unallocated at December 31, 2021 and 2020, respectively" } } }, "localname": "UnearnedESOPShares", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementBalanceSheets" ], "xbrltype": "monetaryItemType" }, "us-gaap_UnsecuredDebtCurrent": { "auth_ref": [ "r14", "r582", "r648" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Carrying value as of the balance sheet date of the portion of long-term, uncollateralized debt obligations due within one year or the normal operating cycle, if longer.", "label": "Unsecured Debt Current", "terseLabel": "Unsecured Debt, Current" } } }, "localname": "UnsecuredDebtCurrent", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureFederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail" ], "xbrltype": "monetaryItemType" }, "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding": { "auth_ref": [ "r137", "r143" ], "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 Diluted Shares Outstanding", "terseLabel": "Diluted", "totalLabel": "Weighted Average Number of Shares Outstanding, Diluted, Total" } } }, "localname": "WeightedAverageNumberOfDilutedSharesOutstanding", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "sharesItemType" }, "us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS).", "label": "Weighted Average Number Of Share Outstanding Basic And Diluted", "terseLabel": "Weighted Average Number of Shares Outstanding, Basic and Diluted" } } }, "localname": "WeightedAverageNumberOfShareOutstandingBasicAndDiluted", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail" ], "xbrltype": "sharesItemType" }, "us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Weighted Average Number Of Shares Outstanding [Abstract]", "terseLabel": "Weighted Average Shares Outstanding:" } } }, "localname": "WeightedAverageNumberOfSharesOutstandingAbstract", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "stringItemType" }, "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic": { "auth_ref": [ "r135", "r143" ], "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": "Basic", "totalLabel": "Weighted Average Number of Shares Outstanding, Basic, Total" } } }, "localname": "WeightedAverageNumberOfSharesOutstandingBasic", "nsuri": "http://fasb.org/us-gaap/2021-01-31", "presentation": [ "http://www.tcfederal.com/20211231/taxonomy/role/Role_StatementStatementsOfIncome" ], "xbrltype": "sharesItemType" } }, "unitCount": 4 } }, "std_ref": { "r0": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "105", "URI": "http://asc.fasb.org/extlink&oid=124434974&loc=SL124442142-165695" }, "r1": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "105", "URI": "http://asc.fasb.org/extlink&oid=124434974&loc=SL124442142-165695" }, "r10": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(12))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r100": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123431023&loc=d3e4273-108586" }, "r101": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123431023&loc=d3e4297-108586" }, "r102": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123431023&loc=d3e4304-108586" }, "r103": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123431023&loc=d3e4313-108586" }, "r104": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123431023&loc=d3e4332-108586" }, "r105": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=123372394&loc=d3e18726-107790" }, "r106": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=123372394&loc=d3e18823-107790" }, "r107": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(c))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r108": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(f))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r109": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(g)(1)(ii))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r11": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(13))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r110": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(h)(1)(Note 1))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r111": { "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=120395691&loc=d3e23780-122690" }, "r112": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(h))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r113": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(k)(1))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r114": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(m)(1)(ii)(A))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r115": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.12-04(a))", "Topic": "235", "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690" }, "r116": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "235", "URI": "http://asc.fasb.org/topic&trid=2122369" }, "r117": { "Name": "Accounting Standards Codification", "Paragraph": "23", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124436220&loc=d3e21914-107793" }, "r118": { "Name": "Accounting Standards Codification", "Paragraph": "24", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124436220&loc=d3e21930-107793" }, "r119": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124436220&loc=d3e21711-107793" }, "r12": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(14))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r120": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124436220&loc=d3e21728-107793" }, "r121": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)(2)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794" }, "r122": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)(3)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794" }, "r123": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)(4)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794" }, "r124": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794" }, "r125": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794" }, "r126": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22694-107794" }, "r127": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22694-107794" }, "r128": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22583-107794" }, "r129": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22595-107794" }, "r13": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(17))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r130": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22644-107794" }, "r131": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22644-107794" }, "r132": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22658-107794" }, "r133": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22663-107794" }, "r134": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 11.M.Q2)", "Topic": "250", "URI": "http://asc.fasb.org/extlink&oid=122038215&loc=d3e31137-122693" }, "r135": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1448-109256" }, "r136": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1377-109256" }, "r137": { "Name": "Accounting Standards Codification", "Paragraph": "16", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1505-109256" }, "r138": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1252-109256" }, "r139": { "Name": "Accounting Standards Codification", "Paragraph": "60B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=SL5780133-109256" }, "r14": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(19))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r140": { "Name": "Accounting Standards Codification", "Paragraph": "60B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=SL5780133-109256" }, "r141": { "Name": "Accounting Standards Codification", "Paragraph": "60B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=SL5780133-109256" }, "r142": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1337-109256" }, "r143": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257" }, "r144": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257" }, "r145": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=124432515&loc=d3e3630-109257" }, "r146": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=125512782&loc=d3e3842-109258" }, "r147": { "Name": "Accounting Standards Codification", "Paragraph": "52", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "260", "URI": "http://asc.fasb.org/extlink&oid=125512782&loc=d3e4984-109258" }, "r148": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "272", "URI": "http://asc.fasb.org/extlink&oid=125520817&loc=d3e70191-108054" }, "r149": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "275", "URI": "http://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592" }, "r15": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(2))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r150": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "275", "URI": "http://asc.fasb.org/topic&trid=2134479" }, "r151": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599" }, "r152": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=123359005&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=123359005&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=123359005&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=123359005&loc=d3e8736-108599" }, "r156": { "Name": "Accounting Standards Codification", "Paragraph": "30", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8906-108599" }, "r157": { "Name": "Accounting Standards Codification", "Paragraph": "30", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8906-108599" }, "r158": { "Name": "Accounting Standards Codification", "Paragraph": "30", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8906-108599" }, "r159": { "Name": "Accounting Standards Codification", "Paragraph": "31", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8924-108599" }, "r16": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(20))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r160": { "Name": "Accounting Standards Codification", "Paragraph": "32", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599" }, "r161": { "Name": "Accounting Standards Codification", "Paragraph": "32", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599" }, "r162": { "Name": "Accounting Standards Codification", "Paragraph": "32", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599" }, "r163": { "Name": "Accounting Standards Codification", "Paragraph": "40", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e9031-108599" }, "r164": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522" }, "r165": { "Name": "Accounting Standards Codification", "Paragraph": "11B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524" }, "r166": { "Name": "Accounting Standards Codification", "Paragraph": "11B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524" }, "r167": { "Name": "Accounting Standards Codification", "Paragraph": "11B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(3)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524" }, "r168": { "Name": "Accounting Standards Codification", "Paragraph": "11B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(4)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524" }, "r169": { "Name": "Accounting Standards Codification", "Paragraph": "11B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(g)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524" }, "r17": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(22))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r170": { "Name": "Accounting Standards Codification", "Paragraph": "11B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524" }, "r171": { "Name": "Accounting Standards Codification", "Paragraph": "11B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524" }, "r172": { "Name": "Accounting Standards Codification", "Paragraph": "14A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953550-111524" }, "r173": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(3)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524" }, "r174": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(4)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524" }, "r175": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524" }, "r176": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524" }, "r177": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(3)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524" }, "r178": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524" }, "r179": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5258-111524" }, "r18": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(26)(a))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r180": { "Name": "Accounting Standards Codification", "Paragraph": "29", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953659-111524" }, "r181": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5066-111524" }, "r182": { "Name": "Accounting Standards Codification", "Paragraph": "33", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524" }, "r183": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5074-111524" }, "r184": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5111-111524" }, "r185": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5111-111524" }, "r186": { "Name": "Accounting Standards Codification", "Paragraph": "7A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953401-111524" }, "r187": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5144-111524" }, "r188": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 4.E)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=122038336&loc=d3e74512-122707" }, "r189": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 6.L.1)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=122038336&loc=d3e74567-122707" }, "r19": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(26)(b))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r190": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "10", "Topic": "310", "URI": "http://asc.fasb.org/subtopic&trid=2196772" }, "r191": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=84159169&loc=d3e10152-111534" }, "r192": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=124402435&loc=SL124402458-218513" }, "r193": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=124402435&loc=SL124402458-218513" }, "r194": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "20", "Topic": "310", "URI": "http://asc.fasb.org/subtopic&trid=2196816" }, "r195": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(b)(1)(ii)", "Topic": "310", "URI": "http://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544" }, "r196": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=124260329&loc=d3e26610-111562" }, "r197": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=124260329&loc=d3e26853-111562" }, "r198": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=SL6283291-111563" }, "r199": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563" }, "r2": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "105", "URI": "http://asc.fasb.org/extlink&oid=124434974&loc=SL124442142-165695" }, "r20": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(28))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r200": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(aa)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563" }, "r201": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563" }, "r202": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563" }, "r203": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563" }, "r204": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27198-111563" }, "r205": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27198-111563" }, "r206": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27198-111563" }, "r207": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27198-111563" }, "r208": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27198-111563" }, "r209": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27232-111563" }, "r21": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(29))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r210": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27232-111563" }, "r211": { "Name": "Accounting Standards Codification", "Paragraph": "5A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=SL120269820-111563" }, "r212": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27290-111563" }, "r213": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27337-111563" }, "r214": { "Name": "Accounting Standards Codification", "Paragraph": "8B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=SL6284393-111563" }, "r215": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "320", "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27357-111563" }, "r216": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "320", "URI": "http://asc.fasb.org/topic&trid=2196928" }, "r217": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "321", "URI": "http://asc.fasb.org/extlink&oid=123583765&loc=SL75117539-209714" }, "r218": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "321", "URI": "http://asc.fasb.org/extlink&oid=123583765&loc=SL75117539-209714" }, "r219": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "321", "URI": "http://asc.fasb.org/extlink&oid=123583765&loc=SL75117539-209714" }, "r22": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(3))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r220": { "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" }, "r221": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(2)", "Topic": "323", "URI": "http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571" }, "r222": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "323", "URI": "http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571" }, "r223": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437" }, "r224": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437" }, "r225": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437" }, "r226": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437" }, "r227": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(e)(3)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437" }, "r228": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(e)(4)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437" }, "r229": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446" }, "r23": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(30)(a)(1))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r230": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919244-210447" }, "r231": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447" }, "r232": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919253-210447" }, "r233": { "Name": "Accounting Standards Codification", "Paragraph": "16", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919258-210447" }, "r234": { "Name": "Accounting Standards Codification", "Paragraph": "16", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919258-210447" }, "r235": { "Name": "Accounting Standards Codification", "Paragraph": "16", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919258-210447" }, "r236": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447" }, "r237": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447" }, "r238": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124267575&loc=SL82921833-210448" }, "r239": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124267575&loc=SL82921835-210448" }, "r24": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(30)(a)(3))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r240": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Subparagraph": "(d)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124267575&loc=SL82921835-210448" }, "r241": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Subparagraph": "(d)(1)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124267575&loc=SL82921835-210448" }, "r242": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Subparagraph": "(d)(2)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124267575&loc=SL82921835-210448" }, "r243": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124267575&loc=SL82921842-210448" }, "r244": { "Name": "Accounting Standards Codification", "Paragraph": "79", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448" }, "r245": { "Name": "Accounting Standards Codification", "Paragraph": "80", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124267575&loc=SL82922355-210448" }, "r246": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454" }, "r247": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124269663&loc=SL82922888-210455" }, "r248": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124269663&loc=SL82922890-210455" }, "r249": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124269663&loc=SL82922895-210455" }, "r25": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(30)(a)(4))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r250": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=124269663&loc=SL82922900-210455" }, "r251": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "55", "SubTopic": "30", "Topic": "326", "URI": "http://asc.fasb.org/extlink&oid=121590138&loc=SL82922954-210456" }, "r252": { "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" }, "r253": { "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" }, "r254": { "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" }, "r255": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "360", "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230" }, "r256": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "360", "URI": "http://asc.fasb.org/topic&trid=2155823" }, "r257": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "440", "URI": "http://asc.fasb.org/extlink&oid=123406679&loc=d3e25336-109308" }, "r258": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "440", "URI": "http://asc.fasb.org/extlink&oid=123406679&loc=d3e25336-109308" }, "r259": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "440", "URI": "http://asc.fasb.org/topic&trid=2144648" }, "r26": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(30))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r260": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "450", "URI": "http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349" }, "r261": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "450", "URI": "http://asc.fasb.org/topic&trid=2127136" }, "r262": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "460", "URI": "http://asc.fasb.org/extlink&oid=124440162&loc=d3e12021-110248" }, "r263": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(4)", "Topic": "460", "URI": "http://asc.fasb.org/extlink&oid=124440162&loc=d3e12069-110248" }, "r264": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "460", "URI": "http://asc.fasb.org/extlink&oid=123408193&loc=d3e12803-110250" }, "r265": { "Name": "Accounting Standards Codification", "Paragraph": "19", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=99376301&loc=d3e1398-112600" }, "r266": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123465755&loc=d3e1835-112601" }, "r267": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123465755&loc=SL6230698-112601" }, "r268": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S65", "SubTopic": "10", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=124359872&loc=SL124427846-239511" }, "r269": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-01(a)(4)(i))", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756" }, "r27": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(31))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r270": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-01(a)(4)(ii))", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756" }, "r271": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-01(a)(4)(iii)(A))", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756" }, "r272": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-01(a)(4)(iii))", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756" }, "r273": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-01(a)(4)(iv))", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756" }, "r274": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-01(a)(5))", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756" }, "r275": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-02(a)(4)(i))", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756" }, "r276": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-02(a)(4)(iii)(A))", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756" }, "r277": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-02(a)(4)(iii)(B))", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756" }, "r278": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-02(a)(4)(iv))", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756" }, "r279": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-02(a)(5))", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756" }, "r28": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(32))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r280": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r281": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r282": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r283": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r284": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(e)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r285": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(f)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r286": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(g)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r287": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(h)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r288": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(i)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r289": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r29": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.1)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r290": { "Name": "Accounting Standards Codification", "Paragraph": "1C", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495334-112611" }, "r291": { "Name": "Accounting Standards Codification", "Paragraph": "1C", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495334-112611" }, "r292": { "Name": "Accounting Standards Codification", "Paragraph": "1C", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495334-112611" }, "r293": { "Name": "Accounting Standards Codification", "Paragraph": "1D", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611" }, "r294": { "Name": "Accounting Standards Codification", "Paragraph": "1D", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611" }, "r295": { "Name": "Accounting Standards Codification", "Paragraph": "1D", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611" }, "r296": { "Name": "Accounting Standards Codification", "Paragraph": "1E", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495348-112611" }, "r297": { "Name": "Accounting Standards Codification", "Paragraph": "1E", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495348-112611" }, "r298": { "Name": "Accounting Standards Codification", "Paragraph": "1E", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495348-112611" }, "r299": { "Name": "Accounting Standards Codification", "Paragraph": "1E", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495348-112611" }, "r3": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "105", "URI": "http://asc.fasb.org/extlink&oid=124434974&loc=SL124442142-165695" }, "r30": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.12)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r300": { "Name": "Accounting Standards Codification", "Paragraph": "1F", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495355-112611" }, "r301": { "Name": "Accounting Standards Codification", "Paragraph": "1F", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495355-112611" }, "r302": { "Name": "Accounting Standards Codification", "Paragraph": "1F", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(1)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495355-112611" }, "r303": { "Name": "Accounting Standards Codification", "Paragraph": "1F", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(2)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495355-112611" }, "r304": { "Name": "Accounting Standards Codification", "Paragraph": "1I", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495371-112611" }, "r305": { "Name": "Accounting Standards Codification", "Paragraph": "1I", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495371-112611" }, "r306": { "Name": "Accounting Standards Codification", "Paragraph": "1I", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495371-112611" }, "r307": { "Name": "Accounting Standards Codification", "Paragraph": "1I", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495371-112611" }, "r308": { "Name": "Accounting Standards Codification", "Paragraph": "69B", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612" }, "r309": { "Name": "Accounting Standards Codification", "Paragraph": "69C", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612" }, "r31": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.13(a))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r310": { "Name": "Accounting Standards Codification", "Paragraph": "69E", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466577&loc=SL123495743-112612" }, "r311": { "Name": "Accounting Standards Codification", "Paragraph": "69F", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123466577&loc=SL123495745-112612" }, "r312": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "40", "SubTopic": "50", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123467658&loc=d3e12317-112629" }, "r313": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "40", "SubTopic": "50", "Topic": "470", "URI": "http://asc.fasb.org/extlink&oid=123467658&loc=d3e12355-112629" }, "r314": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "470", "URI": "http://asc.fasb.org/topic&trid=2208564" }, "r315": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644" }, "r316": { "Name": "Accounting Standards Codification", "Paragraph": "18", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=SL123496189-112644" }, "r317": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=d3e21463-112644" }, "r318": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=d3e21475-112644" }, "r319": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.3-04)", "Topic": "505", "URI": "http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770" }, "r32": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.13)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r320": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130561-203045" }, "r321": { "Name": "Accounting Standards Codification", "Paragraph": "18", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130563-203045" }, "r322": { "Name": "Accounting Standards Codification", "Paragraph": "18", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130563-203045" }, "r323": { "Name": "Accounting Standards Codification", "Paragraph": "19", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130564-203045" }, "r324": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130566-203045" }, "r325": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130566-203045" }, "r326": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130566-203045" }, "r327": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130566-203045" }, "r328": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045" }, "r329": { "Name": "Accounting Standards Codification", "Paragraph": "91", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "606", "URI": "http://asc.fasb.org/extlink&oid=123410239&loc=SL49130690-203046-203046" }, "r33": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.14)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r330": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "606", "URI": "http://asc.fasb.org/topic&trid=49130388" }, "r331": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "710", "URI": "http://asc.fasb.org/topic&trid=2127225" }, "r332": { "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" }, "r333": { "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" }, "r334": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "712", "URI": "http://asc.fasb.org/topic&trid=2197446" }, "r335": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123453770&loc=d3e1703-114919" }, "r336": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123453770&loc=d3e1731-114919" }, "r337": { "Name": "Accounting Standards Codification", "Paragraph": "3A", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123453770&loc=SL108413299-114919" }, "r338": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r339": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(1)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r34": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.17)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r340": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(10)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r341": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(2)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r342": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(3)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r343": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(4)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r344": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(5)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r345": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(6)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r346": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(7)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r347": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(8)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r348": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(9)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r349": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r35": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.19(b),22(b))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r350": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(1)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r351": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(2)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r352": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(3)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r353": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(4)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r354": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(5)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r355": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(6)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r356": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(7)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r357": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(8)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r358": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r359": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(5)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r36": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.19-26)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r360": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(i)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r361": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(ii)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r362": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(iv)(01)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r363": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(iv)(02)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r364": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(iv)(02)(A)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r365": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(iv)(02)(B)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r366": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(iv)(02)(C)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r367": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(iv)(03)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r368": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(e)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r369": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(f)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r37": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.22(a)(1))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r370": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(g)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r371": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(h)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r372": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(h)(1)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r373": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(h)(2)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r374": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(h)(3)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r375": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(h)(4)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r376": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(h)(5)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r377": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(h)(6)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r378": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(h)(7)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r379": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(i)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r38": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.22)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r380": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(j)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r381": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(k)(1)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r382": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(k)(3)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r383": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(k)(4)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r384": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(n)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r385": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(q)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r386": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(u)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r387": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r388": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e2410-114920" }, "r389": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e2417-114920" }, "r39": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.25)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r390": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e2417-114920" }, "r391": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e2439-114920" }, "r392": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920" }, "r393": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(1)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920" }, "r394": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(2)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920" }, "r395": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(3)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920" }, "r396": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(4)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920" }, "r397": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(5)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920" }, "r398": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(6)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920" }, "r399": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(7)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920" }, "r4": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "105", "URI": "http://asc.fasb.org/extlink&oid=124434974&loc=SL124442142-165695" }, "r40": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.29-31)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r400": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920" }, "r401": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e2919-114920" }, "r402": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123450688&loc=d3e4179-114921" }, "r403": { "Name": "Accounting Standards Codification", "Paragraph": "18", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=123450688&loc=d3e4587-114921" }, "r404": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "60", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=6414203&loc=d3e39716-114964" }, "r405": { "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" }, "r406": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "35", "SubTopic": "80", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=29639808&loc=d3e29008-114946" }, "r407": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(a)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947" }, "r408": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(b)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947" }, "r409": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(c)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947" }, "r41": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.3,4)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r410": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947" }, "r411": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(d)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947" }, "r412": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(a)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450673-114947" }, "r413": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(b)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450673-114947" }, "r414": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(c)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450673-114947" }, "r415": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(b)", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450691-114947" }, "r416": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "55", "SubTopic": "80", "Topic": "715", "URI": "http://asc.fasb.org/extlink&oid=35742348&loc=SL14450788-114948" }, "r417": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "715", "URI": "http://asc.fasb.org/topic&trid=2235017" }, "r418": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901" }, "r419": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901" }, "r42": { "Name": "Accounting Standards Codification", "Paragraph": "10A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580" }, "r420": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333" }, "r421": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333" }, "r422": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333" }, "r423": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333" }, "r424": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333" }, "r425": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(f)(1)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333" }, "r426": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(f)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333" }, "r427": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(g)(2)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333" }, "r428": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "25", "SubTopic": "40", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109244457&loc=d3e16649-113920" }, "r429": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "25", "SubTopic": "40", "Subparagraph": "(b)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109244457&loc=d3e16545-113920" }, "r43": { "Name": "Accounting Standards Codification", "Paragraph": "10A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(f)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580" }, "r430": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "40", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=6418591&loc=d3e17344-113926" }, "r431": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Subparagraph": "(a)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929" }, "r432": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Subparagraph": "(b)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929" }, "r433": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Subparagraph": "(c)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929" }, "r434": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Subparagraph": "(d)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929" }, "r435": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Subparagraph": "(e)", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929" }, "r436": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Topic": "718", "URI": "http://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929" }, "r437": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "718", "URI": "http://asc.fasb.org/topic&trid=2228938" }, "r438": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "35", "Subparagraph": "(a)", "Topic": "720", "URI": "http://asc.fasb.org/extlink&oid=6420018&loc=d3e36677-107848" }, "r439": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=123427490&loc=d3e32247-109318" }, "r44": { "Name": "Accounting Standards Codification", "Paragraph": "10A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(i)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580" }, "r440": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=123427490&loc=d3e32280-109318" }, "r441": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32672-109319" }, "r442": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319" }, "r443": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32705-109319" }, "r444": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32809-109319" }, "r445": { "Name": "Accounting Standards Codification", "Paragraph": "19", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32840-109319" }, "r446": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319" }, "r447": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319" }, "r448": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319" }, "r449": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319" }, "r45": { "Name": "Accounting Standards Codification", "Paragraph": "10A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(i-k)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580" }, "r450": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32847-109319" }, "r451": { "Name": "Accounting Standards Codification", "Paragraph": "21", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32857-109319" }, "r452": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32621-109319" }, "r453": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32632-109319" }, "r454": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32639-109319" }, "r455": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32639-109319" }, "r456": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32639-109319" }, "r457": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32639-109319" }, "r458": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=123459177&loc=SL121830611-158277" }, "r459": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=123459177&loc=SL121830611-158277" }, "r46": { "Name": "Accounting Standards Codification", "Paragraph": "10A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(j)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580" }, "r460": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(d)(2)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=123459177&loc=SL121830611-158277" }, "r461": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(d)(3)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=123459177&loc=SL121830611-158277" }, "r462": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB TOPIC 6.I.5.Q1)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817" }, "r463": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB TOPIC 6.I.7)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817" }, "r464": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 6.I.7)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817" }, "r465": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 6.I.Fact.1)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817" }, "r466": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 6.I.Fact.2)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817" }, "r467": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 11.C)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=122134291&loc=d3e330215-122817" }, "r468": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=123586238&loc=d3e38679-109324" }, "r469": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "270", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=6424409&loc=d3e44925-109338" }, "r47": { "Name": "Accounting Standards Codification", "Paragraph": "10A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580" }, "r470": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(a)", "Topic": "740", "URI": "http://asc.fasb.org/extlink&oid=6424122&loc=d3e41874-109331" }, "r471": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "740", "URI": "http://asc.fasb.org/topic&trid=2144680" }, "r472": { "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" }, "r473": { "Name": "Accounting Standards Codification", "Paragraph": "19", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=123454820&loc=SL4569616-111683" }, "r474": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=123454820&loc=SL4569643-111683" }, "r475": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=116870748&loc=SL6758485-165988" }, "r476": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=116870748&loc=SL6758485-165988" }, "r477": { "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" }, "r478": { "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" }, "r479": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(bb)", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=123419778&loc=d3e5710-111685" }, "r48": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e637-108580" }, "r480": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "810", "URI": "http://asc.fasb.org/extlink&oid=123419778&loc=d3e5710-111685" }, "r481": { "Name": "Accounting Standards Codification", "Paragraph": "4K", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(4)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=125515794&loc=SL5708775-113959" }, "r482": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Subparagraph": "(f)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=123477628&loc=d3e90205-114008" }, "r483": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(a)(1)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011" }, "r484": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(a)(2)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011" }, "r485": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(a)(3)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011" }, "r486": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(b)(1)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011" }, "r487": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(b)(2)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011" }, "r488": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(c)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011" }, "r489": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(d)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011" }, "r49": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e640-108580" }, "r490": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(e)(2)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011" }, "r491": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(e)(3)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011" }, "r492": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(e)(4)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011" }, "r493": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(f)", "Topic": "815", "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011" }, "r494": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258" }, "r495": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258" }, "r496": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(bb)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258" }, "r497": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(bbb)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258" }, "r498": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(bbb)(1)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258" }, "r499": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(bbb)(2)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258" }, "r5": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "205", "URI": "http://asc.fasb.org/extlink&oid=124429488&loc=d3e326-107755" }, "r50": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e681-108580" }, "r500": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258" }, "r501": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258" }, "r502": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258" }, "r503": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19279-110258" }, "r504": { "Name": "Accounting Standards Codification", "Paragraph": "6A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=SL6742756-110258" }, "r505": { "Name": "Accounting Standards Codification", "Paragraph": "6A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "820", "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=SL6742756-110258" }, "r506": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=123594809&loc=d3e13220-108610" }, "r507": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611" }, "r508": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=123594938&loc=d3e13467-108611" }, "r509": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=123594938&loc=d3e13476-108611" }, "r51": { "Name": "Accounting Standards Codification", "Paragraph": "14A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669686-108580" }, "r510": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=123596393&loc=d3e14064-108612" }, "r511": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=123597120&loc=SL120254526-165497" }, "r512": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=123597120&loc=SL120254526-165497" }, "r513": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=123597120&loc=SL121967933-165497" }, "r514": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=123597120&loc=SL121967933-165497" }, "r515": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(c)(1)", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=123597120&loc=SL121967933-165497" }, "r516": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(c)(2)", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=123597120&loc=SL121967933-165497" }, "r517": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=123597120&loc=SL122642865-165497" }, "r518": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "825", "URI": "http://asc.fasb.org/extlink&oid=123597120&loc=SL122642865-165497" }, "r519": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "830", "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32136-110900" }, "r52": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e689-108580" }, "r520": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Subparagraph": "(a)", "Topic": "830", "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900" }, "r521": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Subparagraph": "(b)", "Topic": "830", "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900" }, "r522": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Subparagraph": "(c)", "Topic": "830", "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900" }, "r523": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Subparagraph": "(d)", "Topic": "830", "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900" }, "r524": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "830", "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900" }, "r525": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "830", "URI": "http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901" }, "r526": { "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" }, "r527": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "835", "URI": "http://asc.fasb.org/extlink&oid=124435984&loc=d3e28555-108399" }, "r528": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "835", "URI": "http://asc.fasb.org/extlink&oid=124429444&loc=SL124452920-239629" }, "r529": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "840", "URI": "http://asc.fasb.org/extlink&oid=123386454&loc=d3e45280-112737" }, "r53": { "Name": "Accounting Standards Codification", "Paragraph": "17A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL34724391-108580" }, "r530": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(a)(4)", "Topic": "840", "URI": "http://asc.fasb.org/extlink&oid=123392090&loc=d3e45377-112738" }, "r531": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "848", "URI": "http://asc.fasb.org/extlink&oid=122150657&loc=SL122150809-237846" }, "r532": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "850", "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864" }, "r533": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "850", "URI": "http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864" }, "r534": { "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" }, "r535": { "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" }, "r536": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "850", "URI": "http://asc.fasb.org/topic&trid=2122745" }, "r537": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "852", "URI": "http://asc.fasb.org/extlink&oid=124437977&loc=d3e55792-112764" }, "r538": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "852", "URI": "http://asc.fasb.org/extlink&oid=124433192&loc=SL2890621-112765" }, "r539": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "852", "URI": "http://asc.fasb.org/extlink&oid=124433192&loc=SL2890621-112765" }, "r54": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669619-108580" }, "r540": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "852", "URI": "http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766" }, "r541": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(2)(i)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r542": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(2)(ii)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r543": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r544": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(bb)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r545": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(bb)(2)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r546": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(bb)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r547": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r548": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)(2)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r549": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r55": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669619-108580" }, "r550": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719" }, "r551": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(2)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719" }, "r552": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719" }, "r553": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719" }, "r554": { "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" }, "r555": { "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" }, "r556": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(a)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=109249958&loc=SL34722452-111729" }, "r557": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122625-111746" }, "r558": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(2)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122625-111746" }, "r559": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122625-111746" }, "r56": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669619-108580" }, "r560": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(4)(i)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122625-111746" }, "r561": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746" }, "r562": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(2)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746" }, "r563": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746" }, "r564": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(4)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746" }, "r565": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(5)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746" }, "r566": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(6)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746" }, "r567": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(a)(7)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746" }, "r568": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(b)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746" }, "r569": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(e)(1)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746" }, "r57": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669625-108580" }, "r570": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(e)(2)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746" }, "r571": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "50", "Subparagraph": "(e)(3)", "Topic": "860", "URI": "http://asc.fasb.org/extlink&oid=125521744&loc=d3e122739-111746" }, "r572": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "910", "URI": "http://asc.fasb.org/extlink&oid=123353855&loc=SL119991595-234733" }, "r573": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 11.L)", "Topic": "924", "URI": "http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856" }, "r574": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "926", "URI": "http://asc.fasb.org/extlink&oid=120154821&loc=SL120154904-197079" }, "r575": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "926", "URI": "http://asc.fasb.org/extlink&oid=120154821&loc=SL120154904-197079" }, "r576": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "926", "URI": "http://asc.fasb.org/extlink&oid=120154821&loc=SL120154904-197079" }, "r577": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "25", "SubTopic": "20", "Topic": "940", "URI": "http://asc.fasb.org/extlink&oid=123384075&loc=d3e41242-110953" }, "r578": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "320", "Topic": "940", "URI": "http://asc.fasb.org/subtopic&trid=2176304" }, "r579": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(1))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r58": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669625-108580" }, "r580": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(10))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r581": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(11))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r582": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(13))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r583": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(15)(2))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r584": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(15))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r585": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(16))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r586": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(23))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r587": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(6))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r588": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(7)(e)(1)(i))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r589": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.1,2,3)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r59": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e557-108580" }, "r590": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.10(4))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r591": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.12)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r592": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.13(3)(a))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r593": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.15(5))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r594": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.15)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r595": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.17)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r596": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.3)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r597": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.7(e))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r598": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.7)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878" }, "r599": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04(13)(f))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r6": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "205", "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721683-107760" }, "r60": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124431353&loc=SL116659661-227067" }, "r600": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04(13))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r601": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04(15))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r602": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04(22))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r603": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04(26))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r604": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04(27))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r605": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.1)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r606": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.1-5)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r607": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.10)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r608": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.11)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r609": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.12)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r61": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124431353&loc=SL124442407-227067" }, "r610": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.13)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r611": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.14(b))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r612": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.14(d))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r613": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.14)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r614": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.6)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r615": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.7,8)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r616": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.9)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r617": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "230", "Subparagraph": "(b)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=123398031&loc=d3e60009-112784" }, "r618": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "230", "Subparagraph": "(c)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=123398031&loc=d3e60009-112784" }, "r619": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "230", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=123398031&loc=d3e60009-112784" }, "r62": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124431353&loc=SL124442411-227067" }, "r620": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "235", "Subparagraph": "(SX 210.9-05(b)(2))", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=120399901&loc=d3e537907-122884" }, "r621": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "320", "Subparagraph": "(b)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=123599081&loc=d3e62557-112803" }, "r622": { "Name": "Accounting Standards Codification", "Paragraph": "3A", "Publisher": "FASB", "Section": "50", "SubTopic": "320", "Subparagraph": "(a)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=123599081&loc=SL120269850-112803" }, "r623": { "Name": "Accounting Standards Codification", "Paragraph": "3A", "Publisher": "FASB", "Section": "50", "SubTopic": "320", "Subparagraph": "(b)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=123599081&loc=SL120269850-112803" }, "r624": { "Name": "Accounting Standards Codification", "Paragraph": "3A", "Publisher": "FASB", "Section": "50", "SubTopic": "320", "Subparagraph": "(c)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=123599081&loc=SL120269850-112803" }, "r625": { "Name": "Accounting Standards Codification", "Paragraph": "3A", "Publisher": "FASB", "Section": "50", "SubTopic": "320", "Subparagraph": "(d)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=123599081&loc=SL120269850-112803" }, "r626": { "Name": "Accounting Standards Codification", "Paragraph": "3A", "Publisher": "FASB", "Section": "50", "SubTopic": "320", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=123599081&loc=SL120269850-112803" }, "r627": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "320", "Topic": "942", "URI": "http://asc.fasb.org/subtopic&trid=2209399" }, "r628": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "360", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=124429447&loc=SL124453093-239630" }, "r629": { "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" }, "r63": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=124431353&loc=SL124452729-227067" }, "r630": { "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" }, "r631": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "470", "Subparagraph": "(d)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823" }, "r632": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Subparagraph": "(a)(1)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826" }, "r633": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Subparagraph": "(a)(2)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826" }, "r634": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Subparagraph": "(b)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826" }, "r635": { "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" }, "r636": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Subparagraph": "(c)(2)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826" }, "r637": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "505", "Subparagraph": "(e)", "Topic": "942", "URI": "http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826" }, "r638": { "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" }, "r639": { "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" }, "r64": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(1)(e))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868656-224227" }, "r640": { "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" }, "r641": { "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" }, "r642": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(15)(b)(2))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r643": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(16))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r644": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(1)(b))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r645": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(10))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r646": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(12))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r647": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(15))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r648": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(16)(a)(1))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r649": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(23)(a)(3))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r65": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(210.5-03(11))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227" }, "r650": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(23)(a)(4))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r651": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(25))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r652": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(4))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r653": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(8))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r654": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03.(a),19)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r655": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03.1(f,g))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r656": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03.15(a))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910" }, "r657": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(10))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r658": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(18))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r659": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(22))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r66": { "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=123367319&loc=SL114868664-224227" }, "r660": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(23))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r661": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(3)(b))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r662": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(4))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r663": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(8))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r664": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(9))", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r665": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "310", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=123605502&loc=d3e21286-158488" }, "r666": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "310", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=123605502&loc=d3e21310-158488" }, "r667": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "310", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=123605549&loc=d3e21493-158490" }, "r668": { "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" }, "r669": { "Name": "Accounting Standards Codification", "Paragraph": "7A", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Subparagraph": "(d)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124506351&loc=SL117782755-158439" }, "r67": { "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=123367319&loc=SL114868664-224227" }, "r670": { "Name": "Accounting Standards Codification", "Paragraph": "13H", "Publisher": "FASB", "Section": "55", "SubTopic": "40", "Subparagraph": "(a)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124504033&loc=SL117783719-158441" }, "r671": { "Name": "Accounting Standards Codification", "Paragraph": "29F", "Publisher": "FASB", "Section": "55", "SubTopic": "40", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124504033&loc=SL117819544-158441" }, "r672": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(a)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r673": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(b)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r674": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(e)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r675": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(f)(1)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r676": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(f)(2)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r677": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(g)(1)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r678": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(g)(2)(i)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r679": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(g)(2)(ii)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r68": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(20))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227" }, "r680": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(g)(2)(iii)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r681": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(g)(2)(iv)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r682": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(h)(1)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r683": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(h)(2)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r684": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(e)", "Topic": "944", "URI": "http://asc.fasb.org/extlink&oid=124508989&loc=d3e19393-158473" }, "r685": { "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" }, "r686": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12)", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=d3e611133-123010" }, "r687": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column B)(Footnote 1))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010" }, "r688": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column B)(Footnote 6))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010" }, "r689": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column B)(Footnote 7))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010" }, "r69": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(24))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227" }, "r690": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column C)(Footnote 1))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010" }, "r691": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column C)(Footnote 6))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010" }, "r692": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column C)(Footnote 7))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010" }, "r693": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column D)(Footnote 1))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010" }, "r694": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column D)(Footnote 6))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010" }, "r695": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-12B(Column D)(Footnote 7))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010" }, "r696": { "Name": "Accounting Standards Codification", "Paragraph": "5D", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-13D(Column B)(Footnote 2))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=SL120429264-123010" }, "r697": { "Name": "Accounting Standards Codification", "Paragraph": "5D", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-13D(Column C)(Footnote 2))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=SL120429264-123010" }, "r698": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-15(Column A))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=d3e611379-123010" }, "r699": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-15(Column B))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=d3e611379-123010" }, "r7": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765" }, "r70": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(25))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227" }, "r700": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-15(Column C))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=d3e611379-123010" }, "r701": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "S99", "SubTopic": "320", "Subparagraph": "(SX 210.12-15(Column D))", "Topic": "946", "URI": "http://asc.fasb.org/extlink&oid=122147990&loc=d3e611379-123010" }, "r702": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "320", "Topic": "946", "URI": "http://asc.fasb.org/subtopic&trid=2324412" }, "r703": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "310", "Subparagraph": "(SX 210.12-29(Footnote 4))", "Topic": "948", "URI": "http://asc.fasb.org/extlink&oid=120402547&loc=d3e617274-123014" }, "r704": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "210", "Topic": "954", "URI": "http://asc.fasb.org/extlink&oid=120413173&loc=SL6242262-115580" }, "r705": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "210", "Topic": "954", "URI": "http://asc.fasb.org/extlink&oid=120413209&loc=SL6242269-115581" }, "r706": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "440", "Subparagraph": "(a)", "Topic": "954", "URI": "http://asc.fasb.org/extlink&oid=6491277&loc=d3e6429-115629" }, "r707": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "360", "Subparagraph": "(d)", "Topic": "958", "URI": "http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916" }, "r708": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "360", "Topic": "958", "URI": "http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916" }, "r709": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "360", "Topic": "958", "URI": "http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916" }, "r71": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(b)(4))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227" }, "r710": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "25", "SubTopic": "340", "Topic": "970", "URI": "http://asc.fasb.org/extlink&oid=123409944&loc=d3e29491-110302" }, "r711": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "360", "Subparagraph": "(SX 210.12-28(Footnote 2))", "Topic": "970", "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024" }, "r712": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "360", "Subparagraph": "(SX 210.12-28(Footnote 4))", "Topic": "970", "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024" }, "r713": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "310", "Subparagraph": "(c)", "Topic": "976", "URI": "http://asc.fasb.org/extlink&oid=6497875&loc=d3e22274-108663" }, "r714": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "310", "Subparagraph": "(b)", "Topic": "978", "URI": "http://asc.fasb.org/extlink&oid=123360121&loc=d3e27327-108691" }, "r715": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "b" }, "r716": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "b-2" }, "r717": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "b-23" }, "r718": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "d1-1" }, "r719": { "Name": "Form 10-K", "Number": "249", "Publisher": "SEC", "Section": "310" }, "r72": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03.1(e))", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227" }, "r720": { "Name": "Form 20-F", "Number": "249", "Publisher": "SEC", "Section": "220", "Subsection": "f" }, "r721": { "Name": "Form 40-F", "Number": "249", "Publisher": "SEC", "Section": "240", "Subsection": "f" }, "r722": { "Name": "Forms 10-K, 10-Q, 20-F", "Number": "240", "Publisher": "SEC", "Section": "13", "Subsection": "a-1" }, "r723": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(a)", "Publisher": "SEC", "Section": "1402" }, "r724": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(b)", "Publisher": "SEC", "Section": "1402", "Subparagraph": "(1)" }, "r725": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(b)", "Publisher": "SEC", "Section": "1402", "Subparagraph": "(2)" }, "r726": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(b)", "Publisher": "SEC", "Section": "1402", "Subparagraph": "(3)" }, "r727": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(c)", "Publisher": "SEC", "Section": "1402", "Subparagraph": "(2)(i)" }, "r728": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(c)", "Publisher": "SEC", "Section": "1402", "Subparagraph": "(2)(ii)" }, "r729": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(c)", "Publisher": "SEC", "Section": "1402", "Subparagraph": "(2)(iii)" }, "r73": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03.4)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227" }, "r730": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(b)", "Publisher": "SEC", "Section": "1403" }, "r731": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(a)", "Publisher": "SEC", "Section": "1404" }, "r732": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(b)", "Publisher": "SEC", "Section": "1404" }, "r733": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(a)", "Publisher": "SEC", "Section": "1405", "Subparagraph": "(1)" }, "r734": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(a)", "Publisher": "SEC", "Section": "1405", "Subparagraph": "(2)" }, "r735": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(a)", "Publisher": "SEC", "Section": "1405", "Subparagraph": "(3)" }, "r736": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(a)", "Publisher": "SEC", "Section": "1405", "Subparagraph": "(4)" }, "r737": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(c)", "Publisher": "SEC", "Section": "1405" }, "r738": { "Name": "Regulation S-K (SK)", "Number": "229", "Publisher": "SEC", "Section": "1406" }, "r739": { "Name": "Regulation S-K (SK)", "Number": "229", "Paragraph": "(e)", "Publisher": "SEC", "Section": "1406" }, "r74": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03.6)", "Topic": "220", "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227" }, "r740": { "Name": "Regulation S-T", "Number": "232", "Publisher": "SEC", "Section": "405" }, "r741": { "Footnote": "2", "Name": "Regulation S-X (SX)", "Number": "210", "Publisher": "SEC", "Section": "12", "Subsection": "28" }, "r742": { "Footnote": "4", "Name": "Regulation S-X (SX)", "Number": "210", "Publisher": "SEC", "Section": "12", "Subsection": "28" }, "r743": { "Footnote": "4", "Name": "Regulation S-X (SX)", "Number": "210", "Publisher": "SEC", "Section": "12", "Subsection": "29" }, "r744": { "Name": "Regulation S-X (SX)", "Number": "210", "Paragraph": "a", "Publisher": "SEC", "Section": "12", "Subsection": "04" }, "r745": { "Name": "Regulation S-X (SX)", "Number": "210", "Paragraph": "(a)", "Publisher": "SEC", "Section": "13", "Subparagraph": "(4)(i)", "Subsection": "01" }, "r746": { "Name": "Regulation S-X (SX)", "Number": "210", "Paragraph": "(a)", "Publisher": "SEC", "Section": "13", "Subparagraph": "(4)(iv)", "Subsection": "01" }, "r747": { "Name": "Regulation S-X (SX)", "Number": "210", "Paragraph": "(a)", "Publisher": "SEC", "Section": "13", "Subparagraph": "(4)(iv)", "Subsection": "02" }, "r748": { "Name": "Regulation S-X (SX)", "Number": "210", "Paragraph": "c", "Publisher": "SEC", "Section": "3", "Subparagraph": "4", "Subsection": "10" }, "r749": { "Name": "Regulation S-X (SX)", "Number": "210", "Paragraph": "d", "Publisher": "SEC", "Section": "3", "Subparagraph": "4", "Subsection": "10" }, "r75": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3151-108585" }, "r750": { "Name": "Regulation S-X (SX)", "Number": "210", "Paragraph": "e", "Publisher": "SEC", "Section": "3", "Subparagraph": "4", "Subsection": "10" }, "r751": { "Name": "Regulation S-X (SX)", "Number": "210", "Paragraph": "f", "Publisher": "SEC", "Section": "3", "Subparagraph": "4", "Subsection": "10" }, "r752": { "Name": "Securities Act", "Number": "230", "Publisher": "SEC", "Section": "405" }, "r753": { "Name": "Securities Act", "Number": "7A", "Publisher": "SEC", "Section": "B", "Subsection": "2" }, "r754": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "848" }, "r755": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(a)(1)", "Topic": "848" }, "r756": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(a)(2)", "Topic": "848" }, "r757": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(a)(3)(iii)(01)", "Topic": "848" }, "r758": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(a)(3)(iii)(03)", "Topic": "848" }, "r76": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585" }, "r77": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585" }, "r78": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585" }, "r79": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585" }, "r8": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=124098289&loc=d3e6812-107765" }, "r80": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585" }, "r81": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585" }, "r82": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585" }, "r83": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585" }, "r84": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585" }, "r85": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(g)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585" }, "r86": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585" }, "r87": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3367-108585" }, "r88": { "Name": "Accounting Standards Codification", "Paragraph": "21", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3461-108585" }, "r89": { "Name": "Accounting Standards Codification", "Paragraph": "24", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3521-108585" }, "r9": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(1))", "Topic": "210", "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r90": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3536-108585" }, "r91": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3536-108585" }, "r92": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(g)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3536-108585" }, "r93": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3536-108585" }, "r94": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585" }, "r95": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585" }, "r96": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585" }, "r97": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3044-108585" }, "r98": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3095-108585" }, "r99": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3098-108585" } }, "version": "2.1" }