3.22.2 html 355 250 1 false 55 0 false 4 false false R1.htm 100000 - Document - Cover Page Sheet http://www.tcfederal.com/20220630/taxonomy/role/CoverPage Cover Page Cover 1 false false R2.htm 100010 - Statement - Consolidated Balance Sheets Sheet http://www.tcfederal.com/20220630/taxonomy/role/StatementConsolidatedBalanceSheets Consolidated Balance Sheets Statements 2 false false R3.htm 100020 - Statement - Consolidated Balance Sheets (Parenthetical) Sheet http://www.tcfederal.com/20220630/taxonomy/role/StatementConsolidatedBalanceSheetsParenthetical Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 100030 - Statement - Consolidated Statements of Income (Unaudited) Sheet http://www.tcfederal.com/20220630/taxonomy/role/StatementConsolidatedStatementsOfIncomeUnaudited Consolidated Statements of Income (Unaudited) Statements 4 false false R5.htm 100040 - Statement - Consolidated Statements of Comprehensive (loss) Income (Unaudited) Sheet http://www.tcfederal.com/20220630/taxonomy/role/StatementConsolidatedStatementsOfComprehensiveLossIncomeUnaudited Consolidated Statements of Comprehensive (loss) Income (Unaudited) Statements 5 false false R6.htm 100050 - Statement - Consolidated Statements of Comprehensive (loss) Income (Unaudited) (Parenthetical) Sheet http://www.tcfederal.com/20220630/taxonomy/role/StatementConsolidatedStatementsOfComprehensiveLossIncomeUnauditedParenthetical Consolidated Statements of Comprehensive (loss) Income (Unaudited) (Parenthetical) Statements 6 false false R7.htm 100060 - Statement - Consolidated Statements of Changes in Shareholders' Equity (Unaudited) Sheet http://www.tcfederal.com/20220630/taxonomy/role/StatementConsolidatedStatementsOfChangesInShareholdersEquityUnaudited Consolidated Statements of Changes in Shareholders' Equity (Unaudited) Statements 7 false false R8.htm 100070 - Statement - Consolidated Statements of Cash Flows (Unaudited) Sheet http://www.tcfederal.com/20220630/taxonomy/role/StatementConsolidatedStatementsOfCashFlowsUnaudited Consolidated Statements of Cash Flows (Unaudited) Statements 8 false false R9.htm 100080 - Disclosure - General; Basis of Presentation Sheet http://www.tcfederal.com/20220630/taxonomy/role/GeneralBasisOfPresentation General; Basis of Presentation Notes 9 false false R10.htm 100090 - Disclosure - Investment Securities Sheet http://www.tcfederal.com/20220630/taxonomy/role/InvestmentSecurities Investment Securities Notes 10 false false R11.htm 100110 - Disclosure - Federal Home Loan Bank Advances and Other Borrowings Sheet http://www.tcfederal.com/20220630/taxonomy/role/FederalHomeLoanBankAdvancesAndOtherBorrowings Federal Home Loan Bank Advances and Other Borrowings Notes 11 false false R12.htm 100120 - Disclosure - Commitments Sheet http://www.tcfederal.com/20220630/taxonomy/role/DisclosureCommitments Commitments Notes 12 false false R13.htm 100130 - Disclosure - Regulatory Matters Sheet http://www.tcfederal.com/20220630/taxonomy/role/RegulatoryMatters Regulatory Matters Notes 13 false false R14.htm 100140 - Disclosure - Fair Value Measurement Sheet http://www.tcfederal.com/20220630/taxonomy/role/FairValueMeasurement Fair Value Measurement Notes 14 false false R15.htm 100150 - Disclosure - Change in Corporate Form Sheet http://www.tcfederal.com/20220630/taxonomy/role/ChangeInCorporateForm Change in Corporate Form Notes 15 false false R16.htm 100160 - Disclosure - General; Basis of Presentation (Policies) Sheet http://www.tcfederal.com/20220630/taxonomy/role/GeneralBasisOfPresentationPolicies General; Basis of Presentation (Policies) Policies 16 false false R17.htm 100170 - Disclosure - Investment Securities (Tables) Sheet http://www.tcfederal.com/20220630/taxonomy/role/InvestmentSecuritiesTables Investment Securities (Tables) Tables http://www.tcfederal.com/20220630/taxonomy/role/InvestmentSecurities 17 false false R18.htm 100180 - Disclosure - Loans and Allowance for Loan Losses (Tables) Sheet http://www.tcfederal.com/20220630/taxonomy/role/LoansAndAllowanceForLoanLossesTables Loans and Allowance for Loan Losses (Tables) Tables 18 false false R19.htm 100200 - Disclosure - Commitments (Tables) Sheet http://www.tcfederal.com/20220630/taxonomy/role/DisclosureCommitmentsTables Commitments (Tables) Tables http://www.tcfederal.com/20220630/taxonomy/role/DisclosureCommitments 19 false false R20.htm 100210 - Disclosure - Regulatory Matters (Tables) Sheet http://www.tcfederal.com/20220630/taxonomy/role/RegulatoryMattersTables Regulatory Matters (Tables) Tables http://www.tcfederal.com/20220630/taxonomy/role/RegulatoryMatters 20 false false R21.htm 100220 - Disclosure - Fair Value Measurement (Tables) Sheet http://www.tcfederal.com/20220630/taxonomy/role/FairValueMeasurementTables Fair Value Measurement (Tables) Tables http://www.tcfederal.com/20220630/taxonomy/role/FairValueMeasurement 21 false false R22.htm 100230 - Disclosure - General; Basis of Presentation - Additional Information (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/DisclosureGeneralBasisOfPresentationAdditionalInformationDetail General; Basis of Presentation - Additional Information (Detail) Details 22 false false R23.htm 100240 - Disclosure - Investment Securities - Summary Of Investments Securities Available For Sale (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/InvestmentSecuritiesSummaryOfInvestmentsSecuritiesAvailableForSaleDetail Investment Securities - Summary Of Investments Securities Available For Sale (Detail) Details 23 false false R24.htm 100250 - Disclosure - Investment Securities - Summary Of Unrealized Losses and Estimated Fair Value (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/InvestmentSecuritiesSummaryOfUnrealizedLossesAndEstimatedFairValueDetail Investment Securities - Summary Of Unrealized Losses and Estimated Fair Value (Detail) Details 24 false false R25.htm 100260 - Disclosure - Investment Securities - Summary Of Amortized Cost and Estimated Fair Value Of Investment Securities Available For Sale (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/InvestmentSecuritiesSummaryOfAmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesAvailableForSaleDetail Investment Securities - Summary Of Amortized Cost and Estimated Fair Value Of Investment Securities Available For Sale (Detail) Details 25 false false R26.htm 100270 - Disclosure - Investment Securities - Additional Information (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/InvestmentSecuritiesAdditionalInformationDetail Investment Securities - Additional Information (Detail) Details 26 false false R27.htm 100280 - Disclosure - Loans and Allowance for Loan Losses - Summary Of Major Classifications Of Loans, By Purpose Code - (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/LoansAndAllowanceForLoanLossesSummaryOfMajorClassificationsOfLoansByPurposeCodeDetail Loans and Allowance for Loan Losses - Summary Of Major Classifications Of Loans, By Purpose Code - (Detail) Details 27 false false R28.htm 100290 - Disclosure - Loans and Allowance for Loan Losses - Summary Of Allowance For Loan Losses - (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/LoansAndAllowanceForLoanLossesSummaryOfAllowanceForLoanLossesDetail Loans and Allowance for Loan Losses - Summary Of Allowance For Loan Losses - (Detail) Details 28 false false R29.htm 100300 - 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) Sheet http://www.tcfederal.com/20220630/taxonomy/role/LoansAndAllowanceForLoanLossesSummaryOfAllowancesForLoanLossesAndRecordedInvestmentsInLoansIndividuallyAndCollectivelyEvaluatedForImpairmentDetail Loans and Allowance for Loan Losses - Summary Of Allowances For Loan Losses And Recorded Investments In Loans Individually And Collectively Evaluated For Impairment (Detail) Details 29 false false R30.htm 100310 - Disclosure - Loans and Allowance for Loan Losses - Summary Of Impaired Loans With And Without Allowances For Credit Losses Recorded Investment Unpaid Principal Amount (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/LoansAndAllowanceForLoanLossesSummaryOfImpairedLoansWithAndWithoutAllowancesForCreditLossesRecordedInvestmentUnpaidPrincipalAmountDetail Loans and Allowance for Loan Losses - Summary Of Impaired Loans With And Without Allowances For Credit Losses Recorded Investment Unpaid Principal Amount (Detail) Details 30 false false R31.htm 100320 - Disclosure - Loans and Allowance for Loan Losses - Additional Information (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/LoansAndAllowanceForLoanLossesAdditionalInformationDetail Loans and Allowance for Loan Losses - Additional Information (Detail) Details 31 false false R32.htm 100330 - Disclosure - Loans and Allowance for Loan Losses - Summary of Impaired Loans (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/LoansAndAllowanceForLoanLossesSummaryOfImpairedLoansDetail Loans and Allowance for Loan Losses - Summary of Impaired Loans (Detail) Details 32 false false R33.htm 100340 - Disclosure - Loans and Allowance for Loan Losses - Schedule of Aging of the Recorded Investment in Past Due Loans and Nonaccrual Loans (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/LoansAndAllowanceForLoanLossesScheduleOfAgingOfTheRecordedInvestmentInPastDueLoansAndNonaccrualLoansDetail Loans and Allowance for Loan Losses - Schedule of Aging of the Recorded Investment in Past Due Loans and Nonaccrual Loans (Detail) Details 33 false false R34.htm 100350 - Disclosure - Loans and Allowance for Loan Losses - Schedule 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 (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/LoansAndAllowanceForLoanLossesScheduleOfLoansNotMeetingTheCriteriaAreAnalyzedIndividuallyAreConsideredToBePassRatedLoansBasedOnTheMostRecentAnalysisPerformedTheRiskCategoryOfLoansByClassOfLoansDetail Loans and Allowance for Loan Losses - Schedule 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 (Detail) Details 34 false false R35.htm 100360 - Disclosure - Federal Home Loan Bank Advances and Other Borrowings - Additional Information (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/FederalHomeLoanBankAdvancesAndOtherBorrowingsAdditionalInformationDetail Federal Home Loan Bank Advances and Other Borrowings - Additional Information (Detail) Details 35 false false R36.htm 100370 - Disclosure - Commitments - Schedule of Loan Commitments Representing Off-Balance Sheet Risk (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/DisclosureCommitmentsScheduleOfLoanCommitmentsRepresentingOffbalanceSheetRiskDetail Commitments - Schedule of Loan Commitments Representing Off-Balance Sheet Risk (Detail) Details 36 false false R37.htm 100380 - Disclosure - Regulatory Matters - Summary of Additional Information (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/RegulatoryMattersSummaryOfAdditionalInformationDetail Regulatory Matters - Summary of Additional Information (Detail) Details 37 false false R38.htm 100390 - Disclosure - Regulatory Matters - Schedule of Actual and Required Capital Amounts and Ratios of the Bank (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/RegulatoryMattersScheduleOfActualAndRequiredCapitalAmountsAndRatiosOfTheBankDetail Regulatory Matters - Schedule of Actual and Required Capital Amounts and Ratios of the Bank (Detail) Details 38 false false R39.htm 100400 - Disclosure - Fair Value Measurement - Summary of Assets Recorded at Fair Value on a Recurring Basis (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/FairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnARecurringBasisDetail Fair Value Measurement - Summary of Assets Recorded at Fair Value on a Recurring Basis (Detail) Details 39 false false R40.htm 100410 - Disclosure - Fair Value Measurement - Summary of Assets Recorded at Fair Value on a Nonrecurring Basis (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/FairValueMeasurementSummaryOfAssetsRecordedAtFairValueOnANonrecurringBasisDetail Fair Value Measurement - Summary of Assets Recorded at Fair Value on a Nonrecurring Basis (Detail) Details 40 false false R41.htm 100420 - Disclosure - Fair Value Measurement - Summary of Carrying Amounts and Estimated Fair Values of the Bank's Financial Instruments (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/FairValueMeasurementSummaryOfCarryingAmountsAndEstimatedFairValuesOfTheBankSFinancialInstrumentsDetail Fair Value Measurement - Summary of Carrying Amounts and Estimated Fair Values of the Bank's Financial Instruments (Detail) Details 41 false false R42.htm 100430 - Disclosure - Change in Corporate Form - Additional Information (Detail) Sheet http://www.tcfederal.com/20220630/taxonomy/role/ChangeInCorporateFormAdditionalInformationDetail Change in Corporate Form - Additional Information (Detail) Details 42 false false All Reports Book All Reports tcbc-20220630.htm tcbc-20220630.xsd tcbc-20220630_cal.xml tcbc-20220630_def.xml tcbc-20220630_lab.xml tcbc-20220630_pre.xml tcbc-ex31_1.htm tcbc-ex31_2.htm tcbc-ex32.htm http://fasb.org/us-gaap/2022 http://xbrl.sec.gov/dei/2022 true true