TCBI


Line plots across dimensions of each concept
Line plots across concepts
Tables

Table of contents



us-gaap:CommonStockValue
us-gaap:ConsolidatedEntities

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets
us-gaap:ConsolidatedEntities

us-gaap:CapitalToRiskWeightedAssets
us-gaap:ConsolidatedEntities

us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:AwardType

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:InterestAndFeeIncomeLoansAndLeases

us-gaap:InterestExpense

us-gaap:InterestExpenseLongTermDebt

us-gaap:InterestIncomeExpenseNet

us-gaap:InterestPaidNet

us-gaap:MarketingAndAdvertisingExpense

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:PreferredStockDividendsIncomeStatementImpact

us-gaap:RealizedInvestmentGainsLosses

us-gaap:Assets
us-gaap:ConsolidatedEntities

us-gaap:Liabilities
us-gaap:ConsolidatedEntities

us-gaap:LiabilitiesAndStockholdersEquity
us-gaap:ConsolidatedEntities

us-gaap:StockholdersEquity
us-gaap:ConsolidatedEntities
us-gaap:StatementEquityComponents

us-gaap:TierOneRiskBasedCapital
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities
us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet
us-gaap:ConsolidatedEntities
us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

us-gaap:Goodwill

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:IntangibleAssetsNetIncludingGoodwill

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:OperatingLeaseRightOfUseAsset
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:EquitySecuritiesFvNi

us-gaap:OtherAssets
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities
us-gaap:OtherLiabilitiesCurrent

us-gaap:LongTermDebt
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
tcbi:BorrowingsType
us-gaap:DebtAndCapitalLeaseObligations

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:ConsolidatedEntities
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue
us-gaap:ConsolidatedEntities

us-gaap:AdditionalPaidInCapital
us-gaap:ConsolidatedEntities

us-gaap:RetainedEarningsAccumulatedDeficit
us-gaap:ConsolidatedEntities

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:ConsolidatedEntities

us-gaap:TreasuryStockValue

us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementClassOfStock
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:DepreciationDepletionAndAmortization

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits
us-gaap:FairValueByAssetClass
tcbi:FairValueMeasurementWithUnobservableInputsReconciliationNonRecurringBasisAssetGainLossIncludedInEarnings

tcbi:FeesAndCommissionsServiceChargesOnDepositorAccounts

tcbi:FeesAndCommissionsSwapFees

tcbi:FinancingReceivableNonaccrualInterestIncomeReversed

tcbi:FinancingReceivableProvisionForOffBalanceSheetCreditLosses

tcbi:GainLossOnRepurchaseIndemnificationandMakeWholeObligations

tcbi:LoansReceivableHeldforsaleIncreaseDecreaseinFairValue

tcbi:MortgageAndPremiumFinanceLoanFees

tcbi:MortgageFinanceAverageBalance

tcbi:PaymentsForOriginationsOfMortgageFinanceLoans

tcbi:PrincipalPaymentsReceivedOnAvailableForSaleSecurities

tcbi:ProceedsFromSaleAndCollectionOfMortgageFinanceLoans

tcbi:WealthManagementAndTrustFeeIncome
us-gaap:FairValueByAssetClass
us-gaap:AssetImpairmentCharges
us-gaap:FinancialInstrument
us-gaap:AssumptionForFairValueOnSecuritizationDateOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesDiscountRate
us-gaap:FinancialInstrument
us-gaap:AssumptionForFairValueOnSecuritizationDateOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesPrepaymentSpeed

us-gaap:BusinessCombinationAcquisitionRelatedCosts

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect

us-gaap:CommunicationsAndInformationTechnology

us-gaap:DividendsPreferredStock
us-gaap:StatementEquityComponents

us-gaap:ExpenseRelatedToDistributionOrServicingAndUnderwritingFees
us-gaap:FairValueByAssetClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
us-gaap:FairValueByAssetClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss
us-gaap:FairValueByAssetClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases
us-gaap:FairValueByAssetClass
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales

us-gaap:FederalDepositInsuranceCorporationPremiumExpense

us-gaap:FeesAndCommissionsMortgageBankingAndServicing

us-gaap:FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease
us-gaap:FinancingReceivablePortfolioSegment

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery
us-gaap:FinancingReceivablePortfolioSegment

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs
us-gaap:FinancingReceivablePortfolioSegment

us-gaap:GainLossOnSaleOfEquityInvestments

us-gaap:GainLossOnSaleOfOtherAssets

us-gaap:GainLossOnSalesOfLoansNet

us-gaap:IncreaseDecreaseInDeposits

us-gaap:IncreaseDecreaseInFederalFundsPurchased

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InterestAndDividendIncomeOperating

us-gaap:InterestAndDividendIncomeSecurities

us-gaap:InterestExpenseDeposits

us-gaap:InterestExpenseFederalFundsPurchased

us-gaap:InterestExpenseOther

us-gaap:InterestExpenseSubordinatedNotesAndDebentures

us-gaap:InterestExpenseTrustPreferredSecurities

us-gaap:InterestIncomeDomesticDeposits

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss

us-gaap:InterestIncomeFederalFundsSold

us-gaap:LaborAndRelatedExpense

us-gaap:LoansReceivableHeldForSaleReconciliationToCashFlowAdditionsToHeldForSale

us-gaap:LoansReceivableHeldForSaleReconciliationToCashFlowDeductionsFromHeldForSale
us-gaap:DebtInstrument
us-gaap:LongTermDebtWeightedAverageInterestRateOverTime
us-gaap:ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTerms

us-gaap:NoninterestExpense

us-gaap:NoninterestIncome

us-gaap:NoninterestIncomeOther

us-gaap:OccupancyNet

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherNoninterestExpense

us-gaap:PaymentsForProceedsFromLoansAndLeases

us-gaap:PaymentsOfDividendsPreferredStockAndPreferenceStock

us-gaap:PaymentsOfStockIssuanceCosts

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt

us-gaap:PaymentsToPurchaseLoansHeldForSale

us-gaap:ProceedsFromIssuanceOfPreferredStockAndPreferenceStock

us-gaap:ProceedsFromIssuanceOfSubordinatedLongTermDebt

us-gaap:ProceedsFromOtherShortTermDebt

us-gaap:ProceedsFromSaleAndCollectionOfLoansHeldforsale

us-gaap:ProfessionalFees

us-gaap:ProvisionForLoanAndLeaseLosses
us-gaap:FinancingReceivablePortfolioSegment

us-gaap:ProvisionForLoanLeaseAndOtherLosses
us-gaap:CumulativeEffectPeriodOfAdoption

us-gaap:RepaymentsOfOtherShortTermDebt
us-gaap:FinancialInstrument
us-gaap:ServicingAssetAtAmortizedValueAdditions
us-gaap:FinancialInstrument
us-gaap:ServicingAssetAtAmortizedValueAmortization1

us-gaap:ServicingAssetAtAmortizedValueValuationAllowance

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:StockRedeemedOrCalledDuringPeriodValue
us-gaap:StatementEquityComponents

us-gaap:UnrealizedGainLossOnInvestments
us-gaap:FinancialInstrument
us-gaap:ValuationAllowanceForImpairmentOfRecognizedServicingAssetsPeriodIncreaseDecrease
us-gaap:MeasurementInputType
tcbi:AssetBackedSecuritiesMeasurementInput
us-gaap:FinancialInstrument
tcbi:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsWeightedAverageInterestRate
us-gaap:FinancialInstrument
tcbi:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsWeightedAverageInterestRate
us-gaap:FinancialInstrument
tcbi:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsWeightedAverageInterestRate
us-gaap:FinancialInstrument
tcbi:AvailableForSaleSecuritiesWeightedAverageInterestRate
tcbi:BorrowingsType
tcbi:BorrowedFundsAverageOutstandingAmount

tcbi:CashPledgedAsDerivativeCollateral
us-gaap:BalanceSheetLocation

tcbi:CommonEquityTier1Capital
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:RiskWeightedAssetsCalculationMethodology
tcbi:CommonEquityTier1CapitalRequiredforCapitalAdequacy
us-gaap:RiskWeightedAssetsCalculationMethodology
us-gaap:ConsolidatedEntities, us-gaap:RiskWeightedAssetsCalculationMethodology
tcbi:CommonEquityTier1CapitalRequiredforCapitalAdequacytoRiskWeightedAssets
us-gaap:RiskWeightedAssetsCalculationMethodology
us-gaap:ConsolidatedEntities
tcbi:CommonEquityTier1CapitalRequiredtobeWellCapitalized
us-gaap:ConsolidatedEntities
tcbi:CommonEquityTier1CapitalRequiredtobeWellCapitalizedtoRiskWeightedAssets

tcbi:CommonEquityTier1CapitaltoRiskWeightedAssets
us-gaap:ConsolidatedEntities
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:HedgingDesignation
tcbi:CreditRiskExposureNetOfCollateralPledgedOnCreditRiskDerivatives

tcbi:DeferredTaxAssetsNonAccrualInterest

tcbi:DeferredTaxAssetsOperatingLeaseLiabilities

tcbi:DeferredTaxLiabilitiesOperatingLeaseRightOfUseAssets
us-gaap:FairValueByAssetClass
tcbi:FairValueMeasurementWithUnobservableInputsReconciliationNonRecurringBasisAssetNet
us-gaap:FairValueByAssetClass
tcbi:FairValueMeasurementWithUnobservableInputsReconciliationNonRecurringBasisAssetValue

tcbi:FederalReserveBorrowingsAmountOfAvailableUnusedFunds

tcbi:FinancingReceivableAllowanceForCreditLossesOffBalanceSheetLiability
us-gaap:LoanRestructuringModificationName
tcbi:FinancingReceivableModificationsAggregateInterestDeferred
us-gaap:LoanRestructuringModificationName
tcbi:FinancingReceivableModificationsAggregateNumberofContracts

tcbi:FinancingReceivableModificationsNonAccrualLoansMetCriteriaForRestrucutred
us-gaap:LoanRestructuringModificationName
tcbi:FinancingReceivableModificationsOutstandingBalance

tcbi:FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruingPremiumFinanceLoans

tcbi:FinancingReceivableRevolvingConvertedToTermLoans
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment

tcbi:FinancingReceivableRevolvingConvertedtoTermLoans
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment

tcbi:GoodwillAndIntangibleAssetsAccumulatedAmortization

tcbi:GoodwillAndIntangibleAssetsGross

tcbi:GoodwillAndIntangibleAssetsNet

tcbi:InterestBearingTimeDepositMaturitiesAfterYearFive

tcbi:InterestBearingTimeDepositMaturitiesYearFive

tcbi:InterestBearingTimeDepositMaturitiesYearFour

tcbi:InterestBearingTimeDepositMaturitiesYearOne

tcbi:InterestBearingTimeDepositMaturitiesYearThree

tcbi:InterestBearingTimeDepositMaturitiesYearTwo

tcbi:InterestBearingTimeDeposits

tcbi:LoansHeldForSaleFairValueOverUnderPrincipalAmountOutstanding
us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

tcbi:MortgageFinance

tcbi:SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof100BasisPointsAdverseChangeinPrepaymentSpeed

tcbi:SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof50BasisPointsAdverseChangeinPrepaymentSpeed
us-gaap:AwardType
tcbi:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisesInPeriodWeightedAverageExercisePrice
us-gaap:AwardType
tcbi:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageExercisePrice
us-gaap:AwardType
tcbi:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice

tcbi:TimeDepositsFromRelatedParties

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecurities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesAmortizedCost
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtSecurities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesEquitySecurities

us-gaap:Capital
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:RiskWeightedAssetsCalculationMethodology
us-gaap:CapitalRequiredForCapitalAdequacy
us-gaap:RiskWeightedAssetsCalculationMethodology
us-gaap:ConsolidatedEntities, us-gaap:RiskWeightedAssetsCalculationMethodology
us-gaap:CapitalRequiredForCapitalAdequacyToRiskWeightedAssets
us-gaap:RiskWeightedAssetsCalculationMethodology
us-gaap:ConsolidatedEntities
us-gaap:CapitalRequiredToBeWellCapitalized
us-gaap:ConsolidatedEntities
us-gaap:CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:CashAndDueFromBanks

us-gaap:ContinuingInvolvementWithTransferredFinancialAssetsPrincipalAmountOutstanding
tcbi:BorrowingsType
us-gaap:DebtInstrumentInterestRateEffectivePercentage

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss
us-gaap:FinancialInstrument
us-gaap:Range, us-gaap:FairValueByAssetClass, us-gaap:MeasurementInputType
us-gaap:DebtSecuritiesAvailableForSaleMeasurementInput
us-gaap:FinancialInstrument
us-gaap:DebtSecuritiesAvailableForSaleRestricted

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesHeldToMaturity90DaysOrMorePastDueStillAccruing
tcbi:BorrowingsType
us-gaap:DebtWeightedAverageInterestRate
us-gaap:DebtInstrument
us-gaap:ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTerms

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses

us-gaap:DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesMortgageServicingRights

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOtherComprehensiveIncome

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DefinedBenefitPlanFairValueOfPlanAssets

us-gaap:Deposits
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:DepositsFairValueDisclosure

us-gaap:DepositsMoneyMarketDeposits

us-gaap:DepositsSavingsDeposits
us-gaap:HedgingDesignation
us-gaap:DerivativeAssetFairValueGrossLiability
us-gaap:CounterpartyName, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeAssetNotionalAmount
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:TransactionType
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:DerivativeAssets
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation
tcbi:InterestRateByType, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeAverageFixedInterestRate
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:CounterpartyName, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeFairValueOfDerivativeAsset
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:TransactionType
us-gaap:HedgingDesignation
us-gaap:CounterpartyName, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeFairValueOfDerivativeLiability
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:TransactionType
us-gaap:HedgingDesignation
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:DerivativeLiabilities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation
us-gaap:HedgingDesignation
us-gaap:DerivativeLiabilityFairValueGrossAsset
us-gaap:CounterpartyName, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeNotionalAmount
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:TransactionType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

us-gaap:EscrowDeposit
us-gaap:FinancialInstrument
us-gaap:FairValueDisclosureOffbalanceSheetRisksAmountLiability

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
us-gaap:FairValueByAssetClass

us-gaap:FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FederalFundsPurchasedFairValueDisclosure

us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds

us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable
tcbi:BorrowingsType

us-gaap:FinancingReceivableAllowanceForCreditLosses
us-gaap:FinancingReceivablePortfolioSegment

us-gaap:FinancingReceivableDeferredIncome

us-gaap:FinancingReceivableModificationsRecordedInvestment
tcbi:TypeOfFinancingReceivable, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
tcbi:TypeOfFinancingReceivable, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanRestructuringModification
us-gaap:LoanRestructuringModification

us-gaap:FinancingReceivableNonaccrualNoAllowance
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment

us-gaap:FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment

us-gaap:FinancingReceivableOriginatedInCurrentFiscalYear
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment

us-gaap:FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment

us-gaap:FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment

us-gaap:FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment

us-gaap:FinancingReceivableRecordedInvestmentCurrent
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableRecordedInvestmentNonaccrualStatus
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableRecordedInvestmentPastDue
us-gaap:DisposalGroupClassification, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivablesPeriodPastDue

us-gaap:FinancingReceivableRevolving
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:GoodwillGross

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss
us-gaap:DerivativeInstrumentRisk
us-gaap:GuaranteeObligationsMaximumExposure

us-gaap:InterestBearingDepositLiabilities

us-gaap:InterestBearingDepositLiabilitiesDomestic

us-gaap:InterestBearingDepositsInBanks

us-gaap:InterestPayableCurrentAndNoncurrent

us-gaap:InterestReceivable
us-gaap:InformationByCategoryOfDebtSecurity

us-gaap:Investments

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LoansAndLeasesReceivableAllowance

us-gaap:LoansAndLeasesReceivableCollateralForSecuredBorrowings
us-gaap:Collateral
us-gaap:Collateral, us-gaap:FinancingReceivablePortfolioSegment
us-gaap:Collateral, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:LoansAndLeasesReceivableNetOfDeferredIncome
us-gaap:ConsolidatedEntities

us-gaap:LoansAndLeasesReceivableNetReportedAmount

us-gaap:LoansHeldForSaleFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:MeasurementInputType
us-gaap:LoansHeldForSaleMeasurementInput
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:LoansPayableFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:LoansReceivableFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:LoansReceivableHeldForSaleAmount

us-gaap:LoansReceivableHeldForSaleNetNotPartOfDisposalGroup
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:InternalCreditAssessment

us-gaap:LossContingencyAccrualAtCarryingValue

us-gaap:NoninterestBearingDepositLiabilitiesDomestic

us-gaap:NotesReceivableGross
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment

us-gaap:NotesReceivableNet

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OtherBorrowings

us-gaap:OtherLiabilities

us-gaap:ParticipatingMortgageLoansMortgageObligationsAmount

us-gaap:PreferredStockValue

us-gaap:RedeemableNoncontrollingInterestEquityRedemptionValue
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:SecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure

us-gaap:SeniorNotes
us-gaap:ConsolidatedEntities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FinancialInstrument
us-gaap:ServicingAsset
us-gaap:FinancialInstrument
us-gaap:ServicingAssetAtAmortizedValue
us-gaap:FinancialInstrument
us-gaap:ServicingAssetAtAmortizedValueFairValue

us-gaap:ServicingAssetAtFairValueAmount
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:SubordinatedDebt
tcbi:CapitalSecuritiesByTrust

us-gaap:TierOneLeverageCapital
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:RiskWeightedAssetsCalculationMethodology
us-gaap:TierOneLeverageCapitalRequiredForCapitalAdequacy
us-gaap:RiskWeightedAssetsCalculationMethodology
us-gaap:ConsolidatedEntities, us-gaap:RiskWeightedAssetsCalculationMethodology
us-gaap:TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets
us-gaap:RiskWeightedAssetsCalculationMethodology
us-gaap:ConsolidatedEntities
us-gaap:TierOneLeverageCapitalRequiredToBeWellCapitalized
us-gaap:ConsolidatedEntities
us-gaap:TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets
us-gaap:RiskWeightedAssetsCalculationMethodology

us-gaap:TierOneLeverageCapitalToAverageAssets
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:RiskWeightedAssetsCalculationMethodology
us-gaap:TierOneRiskBasedCapitalRequiredForCapitalAdequacy
us-gaap:RiskWeightedAssetsCalculationMethodology
us-gaap:ConsolidatedEntities, us-gaap:RiskWeightedAssetsCalculationMethodology
us-gaap:TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets
us-gaap:RiskWeightedAssetsCalculationMethodology
us-gaap:ConsolidatedEntities
us-gaap:TierOneRiskBasedCapitalRequiredToBeWellCapitalized
us-gaap:ConsolidatedEntities
us-gaap:TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets

us-gaap:TimeDeposits

us-gaap:TimeDeposits100000OrMore

us-gaap:ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance
us-gaap:FinancialInstrument

Plots across concepts


IncomeStatement
Net Income Loss
Expenses
Allocated Share Based Compensation Expense
Balance Sheet
Finite Lived Intangible Assets Net
Assets
Property Plant And Equipment Net
Current Assets
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
NonCurrent Assets
Finite Lived Intangible Assets Net
PropertyPlantAndEquipmentNet
Property Plant And Equipment Net
Liabilities
Operating Lease Liability
Noncurrent Liabilities
Long Term Debt
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Share Based Compensation
NetCashProvidedByUsedInInvestingActivities
Payments To Acquire Property Plant And Equipment
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Weighted Average Number Of Shares Outstanding Basic
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Undiscounted Excess Amount
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Net
BanksAndOrInsurance
Interest And Dividend Income Operating
AssetsBanks
Property Plant And Equipment Net
LiabilitiesBanks
Deposits

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:CommonStockValue ██████████████▇▇▇▇▇▆▆▅▅▅▅▅▅▄▄▄▃▃▃▃▃▃▁▁▁0.5060.5050.5040.5040.5040.5040.5030.5030.5030.5030.5020.5020.5020.4970.4960.4960.4960.4960.4950.460.460.4590.4590.4580.4580.4570.4570.4320.4310.430.410.4090.4080.4080.4070.4060.3810.3790.376NANANA0.369NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁51.0936651.069511NA50.57307350.41633150.474802NA50.41640250.3838750.345399NA50.38134950.09601550.35349750.31250.25086650.2296750.2342347.7646.50968346.43813246.35437846.4846.4713946.44341346.3678745.09343.84983843.84501543.21996141.88941.79167441.72352541.42924441.50540.75573339.14154438.91424138.60938.43538.33338.34237.65837.44537.48736.784
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁50.58018450.513277NA50.44669150.39239450.37358NA50.30584450.28077650.229797NA50.16343349.73638449.65088449.6349.60702849.57683749.53595947.15645.98051745.92428145.88873545.85645.82790245.79009345.75865544.40643.1435843.07521342.29835540.98340.90186740.81391840.47385740.44639.61800738.01267737.7952337.54937.41237.28137.09136.85536.78436.6736.191
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount NA0.080263NA0.4800620.5100950.428007NA0.1076150.116840.411065NA0.0040.0040.005139NANANA0.003NANANA0.308972NANANA0.1683NANA0.0460.023NANA0.09950.0465NANANA0.006NANANA0.116NANANANA
us-gaap:EarningsPerShareBasic ▇▇▆▆▁▂▇█▇█▇█▇▇▆▆▆▅▆▆▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▄▄▄▄▄▄1.331.351.141.08-0.73-0.381.421.71.51.61.381.661.391.40.851.130.980.810.970.880.790.490.70.760.780.710.80.80.720.610.680.760.530.820.780.820.780.720.690.580.450.320.330.260.220.21
us-gaap:EarningsPerShareDiluted ▇▇▆▆▁▂▇█▇█▇█▇▇▆▆▆▅▆▆▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▄▄▄▄▄▄1.311.331.141.08-0.73-0.381.421.71.51.61.381.651.381.380.841.120.970.80.960.870.780.490.70.750.760.70.780.780.710.60.670.740.520.80.760.80.760.70.670.560.430.310.320.250.220.21
us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets ██▇▇▁▁▁▁▁1.2050000000000002e-051.225e-051.025e-059.94e-069.77e-081.016e-079.75e-089.45e-089.569999999999999e-08NA9.53e-089.619999999999999e-089.31e-089.88e-089.52e-089.44e-089.76e-081.0929999999999999e-071.023e-078.8e-088.64e-088.78e-088.81e-089.1e-088.82e-088.569999999999999e-089.46e-088.83e-089.09e-089.85e-089.149999999999999e-089.67e-089.6e-081.0199999999999999e-078.269999999999999e-081.035e-079.54e-089.46e-089.569999999999999e-089.67e-081.016e-071.121e-071.0580000000000001e-07NANANA
us-gaap:CapitalToRiskWeightedAssets ██▇▇▁▁▁▁▁1.477e-051.404e-051.209e-051.184e-051.16e-071.1959999999999999e-071.1369999999999999e-071.105e-071.133e-07NA1.131e-071.147e-071.1110000000000001e-071.189e-071.1500000000000001e-071.143e-071.1830000000000001e-071.33e-071.248e-071.109e-071.086e-071.107e-071.105e-071.1390000000000001e-071.103e-071.071e-071.1830000000000001e-071.131e-071.1669999999999999e-071.27e-071.073e-071.134e-071.126e-071.1959999999999999e-079.97e-081.255e-071.048e-071.043e-071.056e-071.068e-071.1250000000000001e-071.246e-071.1830000000000001e-07NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AllocatedShareBasedCompensationExpense █▇▁▇▆▆▅▆▇▇▃▇▇▇▃▇▇▇▅▆▆▅8.4366.368-12.0385.0353.663.369-1.244.0284.4574.488-6.834.4365.2265.971-7.2316.0674.3954.559-1.4042.453.2660.459NA1.2251.1120.991NA1.11.2661.262-0.2191.0530.950.905-1.0221.0951.6031.952-1.0311.6152.0522.134NANANANA
us-gaap:ComprehensiveIncomeNetOfTax █▃▆▆▁▂▇▇▇▇▇▇▆▆103.529-0.27369.11363.477-38.609-20.86873.85688.83985.80782.79673.78583.79671.35471.895NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▇▇▇▆▁▂▇█▇█▇█▇▇▇▇▆▆▆▆▆▅▅▆▆▅▆▆▅▅▅▅▅▅97.03694.84983.0172.176-41.922-21.31890.456112.09999.356105.2591.091108.5589.8691.28794.88588.53476.91465.37574.53566.65660.74639.2652.46657.9959.2854.75958.19157.64252.17544.35447.37152.236.61551.622NANANANANANANANANANANANA
us-gaap:IncomeTaxExpenseBenefit ▅▅▅▄▁▁▄▅▅▅▄▅▄▄█▆▅▅▅▅▅▄▄▄▅▄▄▄▄▄▄▄▃▄23.55522.91122.83415.06-7.606-4.63116.53923.95821.38722.41119.222.99818.42419.34250.14329.8525.81922.83326.14923.93121.86614.13217.71320.87621.34319.70920.35720.8118.75416.08917.01218.72412.54218.479NANANANA14.97711.9059.074NA6.4055.0744.187NA
us-gaap:IncomeTaxesPaidNet ▅▁▁▁▃▁▂▃█▁▂▃▆▁▄▃▇▁▃▄▆▁▃▄▆▁▄▃▅▁▃▃▅▁▂▃▄▂▂▂▂▁▂▂36.2610.444.4051.91219.3160.5194.65321.31663.9920.00611.1814.45549.5040.26631.38620.44351.560.48219.54625.40742.9760.33317.24227.27442.0430.89123.27618.0232.820.88222.38917.13435.4182.69412.54322.4825.2668.80612.6119.6629.6810.1735.3589.009NANA
us-gaap:InterestAndFeeIncomeLoansAndLeases ▅▅▆▆▆▇████▇▇▇▆▆▅▅▄▄▄▄▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁210.611215.592242.776237.179247.595283.625312.147329.344329.842312.703310.47291.189279.447243.864238.906229.116201.646176.624182.909177.724168.064155.885152.2151.749151.606139.174136.882134.618124.234115.872117.261114.453106.418103.182106.653100.8394.29191.77491.51281.69273.50968.0473.20670.29364.935NA
us-gaap:InterestExpense ▃▃▃▃▄▆▇██▇▆▆▅▄▃▃▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁27.49628.33932.15336.16242.08277.68989.372102.933103.3489.94781.04569.57955.1443.56938.8733.28225.23220.58717.44815.75315.37315.0212.63211.80811.08910.89910.2519.6299.4068.2966.496.4416.0446.1376.6145.1564.9064.9024.824.0654.1655.6139.4779.9949.5879.078
us-gaap:InterestExpenseLongTermDebt █▁10.7235.743NANA5.0435.264NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:InterestIncomeExpenseNet ▆▆▇▆▆▇███▇█▇▇▇▇▆▆▅▅▅▅▄▄▄▄▄▄▄▃▃▃▃▃▃▃▂▂▂▂▂▂▁▁▁▁▁196.994200.073223.01207.569209.928228.319248.385252.168243.553235.614240.673232.175231.712210.3210.649204.361182.959163.359171.223166.739157.069144.783142.188142.048142.285130.009127.582125.661115.407108.315111.475108.776101.2298.042101.15596.85590.6488.22988.14779.19871.09464.49865.95562.60657.88555.228
us-gaap:InterestPaidNet ▁▂▂▂▂▅█▆▇▆▅25.00933.8635.67741.80238.73773.48110.94891.712104.71386.13477.588NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:MarketingAndAdvertisingExpense ▁▁▂▂▅▅▇██▆▆▆▆▅▅▄▄▃▃▃▃▂▃▂▂▃▃▂▂▂▃▂▃▂▂▂▂▂▂▂▂▂▂▁▁1.91.6973.4353.6367.9888.4612.80714.75314.08711.70810.20810.21410.2368.6778.4387.2426.1574.954.6174.2924.4863.9084.3493.9993.9254.2184.4114.0243.7953.7594.1833.9744.0743.9723.983.4723.1742.8233.7982.4552.7332.1232.1981.3331.101NA
us-gaap:NetIncomeLoss ▇▇▆▆▁▂▇█▇█▇█▇▇▆▆▆▅▆▅▅▄▅▅▅▅▅▅▅▅▅▅▄▅73.48171.93860.17657.116-34.316-16.68773.91788.14177.96982.83971.89185.55271.43671.94544.74258.68451.09542.54248.38642.72538.8825.12834.75337.11437.93735.0537.83436.83233.42128.26530.35933.47624.07333.143NANANANANANANANANANANANA
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic ▇▇▆▆▁▂▇█▇█▇█▇▇▆▆▆▅▆▅▅▄▅▅▅▅▅▅▅▅▅▅▄▅▅▅▅▅67.16468.15957.73954.678-36.753-19.12571.4885.70375.53280.40169.45483.11468.99969.50742.30556.24648.65840.10445.94940.28736.44322.6932.31634.67635.532.61235.39734.39430.98125.82327.92131.03721.63433.06331.43532.5729.62327.081NANANANANANANANA
us-gaap:PreferredStockDividendsIncomeStatementImpact █▅▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▁▁▁▁▁6.3173.7792.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4382.4372.4380.0810.00.00.00.0NANANANANANANANA
us-gaap:RealizedInvestmentGainsLosses █▅▆▆█▁▅▄▅▆▃▅▄▄3.2680.3781.7131.352.912-2.9770.5070.0370.5731.266-1.1240.2530.108-0.212NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:Assets ▇███▇▇▆▇▆▆▆▅▅▅▅▅▄▄▄▄▄▄▄▄▃▃▃▃▂▂▂▂▂▂▂▂▂▁▁▁▁35228.54240054.43337726.09638432.87236613.12735879.41632548.06933526.43729970.38428383.11128257.76727127.10727781.9124449.14725075.64524400.99823119.71320864.87421697.13422216.38821080.99420210.89318909.13918665.99517817.33817325.45815899.94614266.50213532.82612143.58811714.69110797.74410978.28810020.86610540.8449881.6669144.7488560.3078137.6187705.7676709.734NA6446.169NANANA
us-gaap:Liabilities ▇███▇▇▆▇▆▅▅▅▅▅▅▅▄▄▄▄▄▄▄▃▃▃▃▃▂▂▂▂▂▂▂▂▂▁▁▁▁32113.58536894.95134854.87235632.46833878.37233075.88329715.81130769.00427301.93225801.16925757.37324700.66525438.3822175.71822872.92422242.63521019.1618814.43219687.57720490.60619396.25918563.80517285.60617075.94416262.80915807.514415.75612968.5812270.0110913.45710618.3419731.1159943.3339007.6719704.6029079.268464.0437912.9667521.2877117.8236145.81NA5917.85NANANA
us-gaap:LiabilitiesAndStockholdersEquity ▇███▇▇▆▇▆▆▆▅▅▅▅▅▄▄▄▄▄▄▄▄▃▃▃▃▂▂▂▂▂▂▂▂▂▁▁▁▁35228.54240054.43337726.09638432.87236613.12735879.41632548.06933526.43729970.38428383.11128257.76727127.10727781.9124449.14725075.64524400.99823119.71320864.87421697.13422216.38821080.99420210.89318909.13918665.99517817.33817325.45815899.94614266.50213532.82612143.58811714.69110797.74410978.28810020.86610540.8449881.6669144.7488560.3078137.6187705.7676709.734NA6446.169NANANA
us-gaap:StockholdersEquity ███▇▇▇▇▇▇▇▇▇▇▇▆▆▆▆▆▆▆▆▆▆▅▅▅▅▁▁▅▁▁▁▂▄▄▄▄▄▄3114.9573159.4822871.2242800.4042734.7552803.5332832.2582757.4332668.4522581.9422500.3942426.4422343.532273.4292202.7212158.3632100.5532050.4422009.5571725.7821684.7351647.0881623.5331590.0511554.5291517.9581484.191297.922-1262.816-1230.1311096.35-1066.629-1034.955-1013.195-836.242802.406680.705647.341616.331587.944563.924NA528.319NANANA
us-gaap:TierOneRiskBasedCapital ▇█▄▃▂▃▃▂▁3245.8963325.5972968.152914.6772849.3872901.2252912.5292837.072748.206NA2589.3742516.8952431.652361.0552293.0162248.4032190.1052139.5422101.071NANANA1716.17NANANA1573.007NANANA1184.018NANANA923.677NA923.677NA701.534NANANA623.835NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConsolidatedEntities srt:ParentCompanyNANA57.472NANANA71.462NANANA89.561NANANA144.635NANANA220.499NANANA53.061NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▅█▆▇▇▇▃▃▂▁▂6971.19911428.1119206.3810646.7869716.5849660.5754425.5835209.273644.5772331.2923080.065NANANA2905.591NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:PropertyPlantAndEquipmentGross NANA73.858NANANA72.357NANANA63.129NANANA58.024NANANA47.046NANANA47.205NANANA39.653NANANA42.978NANANA39.428NA39.428NA36.257NANANA33.251NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType tcbi:FurnitueAndEquipmentNANA41.627NANANA42.176NANANA35.13NANANA32.234NANANA24.159NANANA26.185NANANA22.418NANANA28.865NANANA26.478NA26.478NA24.29NANANA22.159NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:BuildingNANA32.231NANANA30.181NANANA27.999NANANA25.79NANANA22.887NANANA21.02NANANA17.235NANANA14.113NANANA12.95NA12.95NA11.967NANANA11.092NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANA49.312NANANA41.145NANANA39.327NANANA32.848NANANA27.271NANANA23.644NANANA22.285NANANA31.496NANANA27.983NA27.983NA24.8NANANA21.683NANANA
us-gaap:PropertyPlantAndEquipmentNet ▅▅▅▆▇▇██▇▅▅▅▆▆▆▅▄▄▄▄▄▅▅▃▃▃▃▃▂▁▁▁▁▁▁▁▁▁▁▁▁21.96923.34624.54626.65328.60329.66331.21232.66728.19724.223.80224.00426.17527.56425.17623.88220.7520.83119.77520.60421.76622.92423.56117.77217.95116.03717.36817.6415.76211.76711.48212.65311.91511.24911.44511.2812.03711.44511.45711.59612.118NA11.568NANANA
 us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures us-gaap:ConsolidatedEntities srt:ParentCompanyNANA2930.843NANANA2878.33NANANA2534.341NANANA2184.601NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:Goodwill NANA15.094NANANA15.094NANANA15.094NANANA15.094NANANA15.094NANANA14.996NANANA14.996NANANA14.996NANANA14.042NA14.042NA14.042NANANA6.851NANANA
us-gaap:FiniteLivedIntangibleAssetsNet NANA2.573NANANA3.005NANANA3.476NANANA3.946NANANA4.418NANANA4.964NANANA5.592NANANA6.29NANANA5.841NA5.841NA6.438NANANA2.632NANANA
us-gaap:IntangibleAssetsNetIncludingGoodwill NANA17.667NANANA18.099NANANA18.57NANANA19.04NANANA19.512NANANA19.96NANANA20.588NANANA21.286NANANANANANANANANANANANANANANA
us-gaap:DeferredTaxAssetsLiabilitiesNet NANA29.207NANANA21.064NANANA34.101NANANA27.701NANANA58.892NANANA55.782NANANA51.914NANANA48.723NANANA36.276NA36.276NA32.363NANANA25.339NANANA
us-gaap:OperatingLeaseRightOfUseAsset NANA67.0NANANA80.084.378.062.2NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:EquitySecuritiesFvNi us-gaap:FairValueByFairValueHierarchyLevel,us-gaap:FairValueByMeasurementFrequency us-gaap:FairValueInputsLevel1,us-gaap:FairValueMeasurementsRecurringNANA26.593NANANA18.484NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:EquitySecuritiesFvNi us-gaap:FairValueByFairValueHierarchyLevel,us-gaap:FairValueByMeasurementFrequency us-gaap:FairValueInputsLevel2,us-gaap:FairValueMeasurementsRecurringNANA7.239NANANA7.13NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 us-gaap:OtherLiabilitiesCurrent us-gaap:ConsolidatedEntities srt:ParentCompanyNANA1.32NANANA1.768NANANA1.471NANANA1.244NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:LongTermDebt █▅▁927.386664.968395.896NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtAndCapitalLeaseObligations tcbi:BorrowingsType tcbi:CustomerRepurchaseAgreementsNANA4.151NANANA9.496NANANA12.005NANANA5.702NANANA7.775NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtAndCapitalLeaseObligations tcbi:BorrowingsType us-gaap:FederalFundsPurchasedNANA107.6NANANA132.27NANANA629.169NANANA359.338NANANA101.8NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtAndCapitalLeaseObligations tcbi:BorrowingsType us-gaap:FederalHomeLoanBankAdvancesNANA3000.0NANANA2400.0NANANA3900.0NANANA2800.0NANANA2000.0NANANA1500.0NANANA1100.005NANANA840.026NANANA1650.046NANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA16.455NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA16.511NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA11.754NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA5.524NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA22.849NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:StockholdersEquity ███▇▇▇▇▇▇▇▇▇▇▇▆▆▆▆▆▆▆▆▆▆▅▅▅▅▁▁▅▁▁▁▂▄▄▄▄▄▄3114.9573159.4822871.2242800.4042734.7552803.5332832.2582757.4332668.4522581.9422500.3942426.4422343.532273.4292202.7212158.3632100.5532050.4422009.5571725.7821684.7351647.0881623.5331590.0511554.5291517.9581484.191297.922-1262.816-1230.1311096.35-1066.629-1034.955-1013.195-836.242802.406680.705647.341616.331587.944563.924NA528.319NANANA
us-gaap:CommonStockValue ██████████████▇▇▇▇▇▆▆▅▅▅▅▅▅▄▄▄▃▃▃▃▃▃▁▁▁0.5060.5050.5040.5040.5040.5040.5030.5030.5030.5030.5020.5020.5020.4970.4960.4960.4960.4960.4950.460.460.4590.4590.4580.4580.4570.4570.4320.4310.430.410.4090.4080.4080.4070.4060.3810.3790.376NANANA0.369NANANA
us-gaap:AdditionalPaidInCapital ███████████████████▅▅▅▅▅▅▅▅▃▃▃▂▂▂▂▂▂▁▁▁▁▁992.469984.207991.898987.754983.144979.939978.205974.799972.219969.079967.89965.286963.732962.553961.305959.251957.721956.246955.468717.452716.652715.435714.546713.209712.222710.943709.738558.822557.919556.247448.208446.249445.27444.477450.116447.104357.713353.567349.458346.405343.997NA336.796NANANA
us-gaap:RetainedEarningsAccumulatedDeficit ██▇▇▇▇▇▇▇▆▆▆▅▅▅▅▄▄▄▄▄▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▁▁▁▁▁1848.3791781.2151713.0561655.3171600.6391668.3291694.6081623.1281537.4251461.8931381.4921312.0381228.9241159.9251090.51048.195991.949943.291903.187857.238816.951780.508757.818725.502690.826655.326622.714587.317552.923521.939496.112468.191437.152415.517382.455351.026318.49288.868261.783236.043214.34NA185.807NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▄▁█▇▇▇▇▇▇▇▇▆▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇-26.389-56.43715.7746.8370.4764.7698.959.0118.3130.4750.518-1.3760.380.4620.4280.4290.3950.4170.4150.640.680.6940.7180.891.0311.241.2891.3591.5511.5231.6281.7882.1332.8013.2723.8784.1294.5354.7225.135.222NA5.355NANANA
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:ConsolidatedEntities srt:ParentCompanyNANA15.774NANANA8.95NANANA0.518NANANA0.428NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:TreasuryStockValue ████████████████████████████▁▁█▁▁▁▁██████0.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.0080.008-0.008-0.0080.008-0.008-0.008-0.008-0.0080.0080.0080.0080.0080.0080.008NA0.008NANANA
us-gaap:StockIssuedDuringPeriodValueNewIssues ▄▄289.723289.723NANANANANANANANANANANANANANANANANANANANANANANANA149.6750.00.0106.548NANANANA0.00.0NANANANANANA-0.0270.045NANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue ▅▅▄▅▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▆▃▂█▃▁▃▇▂▃▃▇▃▃▃▆▃8.3155.4614.3334.7993.3223.2273.213.0233.1192.4232.592.2922.1341.9572.3622.2561.7921.6691.6271.2231.1111.1321.2691.2251.1120.9911.010.861-2.578-4.65518.582-3.214-9.306-1.94415.464-6.333-1.601-1.95213.142-1.617-2.051-2.13411.701-1.765NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▅▅▅▄▅█▅▁▆▄▄▄▄▄▄▄▄▄▃▃▄▄▄▄▄▄▄▄▄▄▂▅▄▆▆▃▄▄▄▂▃▅▅▃240.212198.431470.039-82.93467.0161785.744189.328-1455.503861.743164.164-291.006-219.81-174.2235.324-9.356-48.6528.415161.752-299.092-359.918-89.98522.702-22.88418.5237.59335.71440.286.287-11.27636.749-884.498620.68-218.698671.666755.112-395.597-131.647-153.024-136.989-796.385-305.31419.362225.828-373.911NANA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▆▄▅▄▇▇▆▅▅▆▇▃▇▆▅▁█▇▇▅▆▅▇▇▃▅▅▄▆253.133-327.802-1148.49-768.426-1162.408144.00762.137-423.882-1004.334-909.998-486.389328.508-2066.413231.548-206.928-926.974-2884.193802.3586.156150.676-733.741-353.301-839.324154.46135.36-1911.282-796.675-606.684-1239.03-335.514NANANANANANANANANANANANANANANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▇▄▇▆█▄█▆▅▆▄█▅▆▆▇▄▅▆▆▆▅▆▆▆▆▆▆▅-4950.2572351.102-761.9551781.558751.4013305.241-1035.1523444.0781455.876-2.9391072.409-786.4413252.26-691.293620.7221207.1422204.479-882.52-536.1311074.684813.0081273.424206.128819.219447.2511379.6011561.988690.9991348.68400.879NANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:DepreciationDepletionAndAmortization ▇█▇▆▆▄▄▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▂▁▁▁▁▁▁▁▁▁21.46426.06723.20920.39618.19813.12211.5139.8168.1467.7927.2468.5627.9748.248.2477.2786.136.2165.6355.7335.3225.1244.2653.9414.2294.064.2153.893.6813.0123.2565.731.2691.2255.8681.1911.1921.1861.251.2921.3531.4691.5491.476NANA
us-gaap:NetCashProvidedByUsedInOperatingActivities ▅▅▅▄▅█▅▁▆▄▄▄▄▄▄▄▄▄▃▃▄▄▄▄▄▄▄▄▄▄▂▅▄▆▆▃▄▄▄▂▃▅▅▃240.212198.431470.039-82.93467.0161785.744189.328-1455.503861.743164.164-291.006-219.81-174.2235.324-9.356-48.6528.415161.752-299.092-359.918-89.98522.702-22.88418.5237.59335.71440.286.287-11.27636.749-884.498620.68-218.698671.666755.112-395.597-131.647-153.024-136.989-796.385-305.31419.362225.828-373.911NANA
us-gaap:NetIncomeLoss ▇▇▆▆▁▂▇█▇█▇█▇▇▆▆▆▅▆▅▅▄▅▅▅▅▅▅▅▅▅▅▄▅73.48171.93860.17657.116-34.316-16.68773.91788.14177.96982.83971.89185.55271.43671.94544.74258.68451.09542.54248.38642.72538.8825.12834.75337.11437.93735.0537.83436.83233.42128.26530.35933.47624.07333.143NANANANANANANANANANANANA
us-gaap:ShareBasedCompensation █▆▅▅▄▄▅▄▅▅▂▄▅▆▇▆▄▅▇▃▃▁▃▃▄▃▃▅▃▅▆8.4366.3685.3775.0353.663.3694.6314.0284.4574.4881.3054.4365.2265.9716.9986.0674.3954.5597.4032.453.2660.4593.0182.6454.2842.3572.8874.4572.5784.6556.489NANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▆▄▅▄▇▇▆▅▅▆▇▃▇▆▅▁█▇▇▅▆▅▇▇▃▅▅▄▆253.133-327.802-1148.49-768.426-1162.408144.00762.137-423.882-1004.334-909.998-486.389328.508-2066.413231.548-206.928-926.974-2884.193802.3586.156150.676-733.741-353.301-839.324154.46135.36-1911.282-796.675-606.684-1239.03-335.514NANANANANANANANANANANANANANANANA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▂▂▁▁▂▂▃██▄▃▁▂▆0.5920.9240.0910.3611.3371.0071.6046.2896.1162.6421.9960.4430.7714.441NANANANANANANANA1.3051.0942.886-0.2510.8552.9175.0321.1610.2011.5361.5830.7091.0330.1281.4920.8850.7470.3431.280.9160.0252.3NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▇▄▇▆█▄█▆▅▆▄█▅▆▆▇▄▅▆▆▆▅▆▆▆▆▆▆▅-4950.2572351.102-761.9551781.558751.4013305.241-1035.1523444.0781455.876-2.9391072.409-786.4413252.26-691.293620.7221207.1422204.479-882.52-536.1311074.684813.0081273.424206.128819.219447.2511379.6011561.988690.9991348.68400.879NANANANANANANANANANANANANANANANA
us-gaap:ProceedsFromIssuanceOfLongTermDebt █▁370.625268.815NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value506000.0505000.0504000.0504000.0504000.0504000.0503000.0503000.0503000.0503000.0502000.0502000.0502000.0497000.0496000.0496000.0496000.0496000.0495000.0460000.0460000.0459000.0459000.0458000.0458000.0457000.0457000.0432000.0431000.0430000.0410000.0409000.0408000.0408000.0407000.0406000.0381000.0379000.0376000.0369000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStockValue us-gaap:ConsolidatedEntities

srt:ParentCompany


Common
Period End2020-12-312019-12-312018-12-312017-12-31
Value504000.0503000.0502000.0496000.0
Percentage of CommonStockValue100.0100.0100.0100.0
Percentage of Assets0.00.00.00.0
Percentage of Assets srt:ParentCompany0.00.00.00.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value51515050505050505050505050505047464646464646464543434341414141414039383838383837373736
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value50505050505050505049494949494947454545454545454443434240404040403938373737373736363636
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


Antidilutive
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-03-312016-03-312015-03-312014-06-302014-03-312013-06-302013-03-312012-03-312011-03-31
Value80263.0480060.0510100.0428010.0107620.0116840.0411060.04000.04000.05139.03000.0308970.0168300.046000.023000.099500.046500.06000.0116000.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.331.351.141.08-0.73-0.381.421.71.51.61.381.661.391.40.851.130.980.810.970.880.790.490.70.760.780.710.80.80.720.610.680.760.530.820.780.820.780.720.690.580.450.320.330.260.220.21
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.311.331.141.08-0.73-0.381.421.71.51.61.381.651.381.380.841.120.970.80.960.870.780.490.70.750.760.70.780.780.710.60.670.740.520.80.760.80.760.70.670.560.430.310.320.250.220.21
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Tier One Risk Based Capital To Risk Weighted Assets

us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets

us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets


Tier
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value12.0512.2510.259.940.09770.10160.09750.09450.09570.09530.09620.09310.09880.09520.09440.09760.10930.10230.0880.08640.08780.08810.0910.08820.08570.09460.08830.09090.09850.09150.09670.0960.1020.08270.10350.09540.09460.09570.09670.10160.11210.1058
Percentage of TierOneRiskBasedCapitalToRiskWeightedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets us-gaap:ConsolidatedEntities

srt:Subsidiaries


Tier
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-31
Value11.3610.9810.049.730.09550.09920.09490.09180.09290.0920.0894
Percentage of TierOneRiskBasedCapitalToRiskWeightedAssets94.389.698.097.997.797.697.397.197.196.593.9

Capital To Risk Weighted Assets

us-gaap:CapitalToRiskWeightedAssets

us-gaap:CapitalToRiskWeightedAssets


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value14.7714.0412.0911.840.1160.11960.11370.11050.11330.11310.11470.11110.11890.1150.11430.11830.1330.12480.11090.10860.11070.11050.11390.11030.10710.11830.11310.11670.1270.10730.11340.11260.11960.09970.12550.10480.10430.10560.10680.11250.12460.1183
Percentage of CapitalToRiskWeightedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalToRiskWeightedAssets us-gaap:ConsolidatedEntities

srt:Subsidiaries


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-31
Value12.8912.5511.6711.420.11190.11510.10920.10590.10850.10770.1067
Percentage of CapitalToRiskWeightedAssets87.389.496.596.596.596.296.095.895.895.292.8

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value8.4366.368-12.0385.0353.663.369-1.244.0284.4574.488-6.834.4365.2265.971-7.2316.0674.3954.559-1.4042.453.2660.4591.2251.1120.9911.11.2661.262-0.2191.0530.950.905-1.0221.0951.6031.952-1.0311.6152.0522.134
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating3.82.8-4.72.11.51.1-0.41.11.31.4-2.11.51.82.4-2.92.62.12.5-0.71.31.90.30.80.70.70.81.01.1-0.20.90.90.9-0.91.11.72.1-1.11.92.73.0

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:AwardType

us-gaap:PerformanceShares


Allocated
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value0.1210.9070.2360.3380.1421.0051.3382.0652.1443.0924.0143.8112.6032.891.2272.155-0.6731.423.1721.366
Percentage of AllocatedShareBasedCompensationExpense1.414.24.79.24.225.030.046.048.359.267.262.859.263.450.166.0-146.6115.9285.3137.8
Percentage of InterestAndDividendIncomeOperating0.10.40.10.10.00.30.40.60.71.11.61.61.31.60.71.2-0.40.92.11.0
Percentage of InterestAndDividendIncomeOperating us-gaap:PerformanceShares0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RestrictedStock


Allocated
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value0.00.0010.0050.0090.0080.0080.0090.010.0120.0130.0110.0080.0080.0040.0040.0050.0040.0040.002
Percentage of AllocatedShareBasedCompensationExpense0.00.00.10.20.20.20.20.20.30.20.2-0.10.10.10.1-0.40.20.10.4
Percentage of InterestAndDividendIncomeOperating0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of InterestAndDividendIncomeOperating us-gaap:RestrictedStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RestrictedStockUnitsRSU


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value8.3155.464.3294.7943.3133.2193.2013.0153.112.4072.5682.2612.0781.8962.2992.1841.7141.593-3.2181.1491.0341.051.1541.141.0190.8870.8890.9721.1181.1191.0670.9230.8050.7570.7810.9161.416
Percentage of AllocatedShareBasedCompensationExpense98.685.7-36.095.290.595.5-258.174.969.853.6-37.651.039.831.8-31.836.039.034.9229.246.931.7228.80.093.191.689.50.088.488.388.7-487.287.784.783.6-76.483.788.3
Percentage of InterestAndDividendIncomeOperating3.72.41.72.01.31.10.90.80.90.70.80.70.70.70.90.90.80.9-1.70.60.60.70.70.70.70.60.60.70.91.00.90.80.80.70.70.91.5
Percentage of InterestAndDividendIncomeOperating us-gaap:RestrictedStockUnitsRSU0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value103-0.2736963-38.609-20.8687388858273837171
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating46.1-0.127.126.0-15.3-6.821.925.024.725.422.927.824.928.3

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value97948372-41.922-21.31890112991059110889919488766574666039525759545857524447523651
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating43.241.532.529.6-16.6-7.026.831.628.632.328.336.031.336.038.037.336.935.539.536.535.224.633.937.738.738.942.242.641.838.040.245.334.149.6

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312011-12-312011-09-302011-06-302010-12-312010-09-302010-06-30
Value23222215-7.606-4.6311623212219221819502925222623211417202119202018161718121814119.0746.4055.0744.187
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating10.510.08.96.2-3.0-1.54.96.76.26.96.07.66.47.620.112.612.412.413.913.112.78.811.413.613.914.014.815.415.013.814.416.311.717.716.114.312.18.57.06.2

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value360.444.4051.912190.5194.65321630.0061114490.2663120510.4821925420.3331727420.8912318320.8822217352.6941222258.806129.6629.6810.1735.3589.009
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating16.20.21.70.87.70.21.46.018.40.03.54.817.30.112.68.624.80.310.413.924.90.211.117.727.40.616.913.326.30.819.014.933.02.611.622.026.49.513.611.612.90.27.112.4

Interest And Fee Income Loans And Leases

us-gaap:InterestAndFeeIncomeLoansAndLeases

us-gaap:InterestAndFeeIncomeLoansAndLeases


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value210215242237247283312329329312310291279243238229201176182177168155152151151139136134124115117114106103106100949191817368737064
Percentage of InterestAndFeeIncomeLoansAndLeases100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating93.894.495.197.398.292.792.492.795.196.196.596.597.496.195.796.496.996.096.997.497.597.598.398.698.898.899.399.599.599.499.499.399.299.099.098.898.798.598.498.197.797.097.096.896.2

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value272832364277891021038981695543383325201715151512111110109.6299.4068.2966.496.4416.0446.1376.6145.1564.9064.9024.824.0654.1655.6139.4779.9949.5879.078
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating12.212.412.614.816.725.426.529.029.827.625.223.119.217.215.614.012.111.29.28.68.99.48.27.77.27.77.47.17.57.15.55.65.65.96.15.15.15.35.24.95.58.012.613.814.214.1

Interest Expense Long Term Debt

us-gaap:InterestExpenseLongTermDebt

us-gaap:InterestExpenseLongTermDebt


Interest
Period End2021-06-302021-03-312020-06-302020-03-31
Value105.7435.0435.264
Percentage of InterestExpenseLongTermDebt100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating4.82.52.01.7

Interest Income Expense Net

us-gaap:InterestIncomeExpenseNet

us-gaap:InterestIncomeExpenseNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value196200223207209228248252243235240232231210210204182163171166157144142142142130127125115108111108101981019690888879716465625755
Percentage of InterestIncomeExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating87.887.687.485.283.374.673.571.070.272.474.876.980.882.884.486.087.988.890.891.491.190.691.892.392.892.392.692.992.592.994.594.494.494.193.994.994.994.794.895.194.592.087.486.285.885.9

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value253335413873110911048677
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating11.114.814.017.215.424.032.825.830.226.524.1

Marketing And Advertising Expense

us-gaap:MarketingAndAdvertisingExpense

us-gaap:MarketingAndAdvertisingExpense


Marketing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1.91.6973.4353.6367.9888.46121414111010108.6778.4387.2426.1574.954.6174.2924.4863.9084.3493.9993.9254.2184.4114.0243.7953.7594.1833.9744.0743.9723.983.4723.1742.8233.7982.4552.7332.1232.1981.3331.101
Percentage of MarketingAndAdvertisingExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating0.80.71.31.53.22.83.84.24.13.63.23.43.63.43.43.03.02.72.42.42.62.42.82.62.63.03.23.03.03.23.53.43.83.83.73.43.33.04.12.93.63.02.91.81.6

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value73716057-34.316-16.68773887782718571714458514248423825343737353736332830332433
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating32.731.523.623.4-13.6-5.521.924.822.525.422.328.424.928.317.924.724.523.125.623.422.515.722.424.124.724.927.427.226.824.225.729.122.431.8

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value73716057-34.316-16.6877388778271857171
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating32.731.523.623.4-13.6-5.521.924.822.525.422.328.424.928.3
Percentage of InterestAndDividendIncomeOperating us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value67685754-36.753-19.1257185758069836869425648404540362232343532353430252731213331322927
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating29.929.822.622.4-14.6-6.221.224.121.824.721.627.524.127.417.023.723.421.824.422.121.114.220.922.523.123.125.725.424.822.123.726.920.231.729.231.931.029.1

Preferred Stock Dividends Income Statement Impact

us-gaap:PreferredStockDividendsIncomeStatementImpact

us-gaap:PreferredStockDividendsIncomeStatementImpact


Preferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value6.3173.7792.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4382.4372.4380.0810.00.00.00.0
Percentage of PreferredStockDividendsIncomeStatementImpact100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0
Percentage of InterestAndDividendIncomeOperating2.81.71.01.01.00.80.70.70.70.70.80.80.81.01.01.01.21.31.31.31.41.51.61.61.61.71.81.82.02.12.12.12.30.10.00.00.00.0

Realized Investment Gains Losses

us-gaap:RealizedInvestmentGainsLosses

us-gaap:RealizedInvestmentGainsLosses


Realized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3268000.0378000.01713000.01350000.02912000.0-2977000.0507000.037000.0573000.01266000.0-1124000.0253000.0108000.0-212000.0
Percentage of RealizedInvestmentGainsLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating1.50.20.70.61.2-1.00.20.00.20.4-0.30.10.0-0.1

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-31
Value3522840054377263843236613358793254833526299702838328257271272778124449250752440023119208642169722216210802021018909186651781717325158991426613532121431171410797109781002010540988191448560813777056709644615000
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidatedEntities

srt:ParentCompany


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-31
Value3085304827182423
Percentage of Assets8.29.49.69.7
Percentage of Assets8.29.49.69.7
Percentage of Assets srt:ParentCompany100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value3211336894348543563233878330752971530769273012580125757247002543822175228722224221019188141968720490193961856317285170751626215807144151296812270109131061897319943900797049079846479127521711761455917
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets91.292.192.492.792.592.291.391.891.190.991.291.191.690.791.291.290.990.290.792.292.091.991.491.591.391.290.790.990.789.990.690.190.689.992.191.992.692.492.492.491.691.8

us-gaap:Liabilities us-gaap:ConsolidatedEntities

srt:ParentCompany


Liabilitiesus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-31
Value223223223223
Percentage of Liabilities0.60.80.91.0
Percentage of Assets0.60.70.80.9
Percentage of Assets srt:ParentCompany7.27.38.29.2

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value35228400543772638432366133587932548335262997028383282572712727781244492507524400231192086421697222162108020210189091866517817173251589914266135321214311714107971097810020105409881914485608137770567096446
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LiabilitiesAndStockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany


Liabilities
Period End2020-12-312019-12-312018-12-312017-12-31
Value3085304827182423
Percentage of LiabilitiesAndStockholdersEquity8.29.49.69.7
Percentage of Assets8.29.49.69.7
Percentage of Assets srt:ParentCompany100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value3114315928712800273428032832275726682581250024262343227322022158210020502009172516841647162315901554151714841297-1262.816-1230.1311096-1066.629-1034.955-1013.195-836.242802680647616587563528
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.87.97.67.37.57.88.78.28.99.18.88.98.49.38.88.89.19.89.37.88.08.18.68.58.78.89.39.1-9.3-10.19.4-9.9-9.4-10.1-7.98.17.47.67.67.68.48.2

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-31
Value2861282524952199
Percentage of StockholdersEquity99.799.799.899.9
Percentage of Assets7.68.78.88.8
Percentage of Assets srt:ParentCompany92.892.791.890.8

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value-26.389-56.437156.8370.4764.7698.959.0118.3130.4750.518-1.3760.380.4620.4280.4150.7181.2891.6283.2724.722
Percentage of StockholdersEquity-0.8-1.80.50.20.00.20.30.30.30.00.0-0.10.00.00.00.00.00.10.1-0.40.8
Percentage of Assets-0.1-0.10.00.00.00.00.00.00.00.00.0-0.00.00.00.00.00.00.00.00.00.1
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value992984991987983979978974972969967965963962961955714709448450349
Percentage of StockholdersEquity31.931.234.535.335.935.034.535.436.437.538.739.841.142.343.647.544.047.840.9-53.856.7
Percentage of Assets2.82.52.62.62.72.73.02.93.23.43.43.63.53.93.84.43.84.53.84.34.3
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value0.5060.5050.5040.5040.5040.5040.5030.5030.5030.5030.5020.5020.5020.4970.4960.4950.4590.4570.410.4070.376
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0-0.00.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:PreferredStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value3004501501501501501501501501501501501501501501501501501500.0
Percentage of StockholdersEquity9.614.25.25.45.55.45.35.45.65.86.06.26.46.66.87.59.210.113.7-0.0
Percentage of Assets0.91.10.40.40.40.40.50.40.50.50.50.60.50.60.60.70.80.91.30.0
Percentage of Assets us-gaap:PreferredStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value184817811713165516001668169416231537146113811312122811591090903757622496382261
Percentage of StockholdersEquity59.356.459.759.158.559.559.858.957.656.655.354.152.451.049.544.946.742.045.3-45.742.5
Percentage of Assets5.24.44.54.34.44.65.24.85.15.24.94.84.44.74.34.24.03.94.23.63.2
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Tier One Risk Based Capital

us-gaap:TierOneRiskBasedCapital

us-gaap:TierOneRiskBasedCapital


Tier
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value324533252968291428492901291228372748258925162431236122932248219021392101171615731184923923701623
Percentage of TierOneRiskBasedCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.28.37.97.67.88.18.98.59.29.29.38.89.79.19.29.510.39.79.19.910.18.810.18.69.7

us-gaap:TierOneRiskBasedCapital us-gaap:ConsolidatedEntities

srt:Subsidiaries


Tier
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-31
Value30572978290428482780282828352756266524992151
Percentage of TierOneRiskBasedCapital94.289.697.897.797.697.597.397.297.096.593.8
Percentage of Assets8.77.47.77.47.67.98.78.28.98.88.6
Percentage of Assets srt:Subsidiaries0.00.00.00.00.00.00.00.00.00.00.0

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConsolidatedEntities

us-gaap:CashAndCashEquivalentsAtCarryingValue

srt:ParentCompany


Cash
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value57718914422053
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.30.61.00.3
Percentage of Assets srt:ParentCompany1.92.33.36.00.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value69711142892061064697169660442552093644233130802905
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets19.828.524.427.726.526.913.615.512.28.210.911.6

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value737263584747394239393633
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.20.20.20.20.20.40.40.40.40.5

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

tcbi:FurnitueAndEquipment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value414235322426222826262422
Percentage of PropertyPlantAndEquipmentGross56.458.355.655.651.455.556.567.267.267.267.066.6
Percentage of Assets0.10.10.10.10.10.10.10.20.30.30.30.3
Percentage of Assets tcbi:FurnitueAndEquipment0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Building


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value323027252221171412121111
Percentage of PropertyPlantAndEquipmentGross43.641.744.444.448.644.543.532.832.832.833.033.4
Percentage of Assets0.10.10.10.10.10.10.10.10.10.10.10.2
Percentage of Assets us-gaap:Building0.00.00.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value494139322723223127272421
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.10.10.10.10.30.30.30.30.3

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value212324262829313228242324262725232020192021222317171617171511111211111111121111111211
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.20.2

Investments In Affiliates Subsidiaries Associates And Joint Ventures

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures us-gaap:ConsolidatedEntities

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

srt:ParentCompany


Investments
Period End2020-12-312019-12-312018-12-312017-12-31
Value2930287825342184
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures100.0100.0100.0100.0
Percentage of Assets7.88.89.08.7
Percentage of Assets srt:ParentCompany95.094.493.290.2

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-05-312012-12-312012-06-302011-12-312010-12-31
Value15151515151414140.9541414146.851
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.10.10.10.10.10.10.00.10.20.20.1

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value2573000.03005000.03476000.03946000.04418000.04964000.05592000.06290000.05841000.05841000.06438000.02632000.0
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.10.10.10.10.0

Intangible Assets Net Including Goodwill

us-gaap:IntangibleAssetsNetIncludingGoodwill

us-gaap:IntangibleAssetsNetIncludingGoodwill


Intangible
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-05-31
Value17181819191920212.1
Percentage of IntangibleAssetsNetIncludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.10.10.10.10.10.10.20.0

Deferred Tax Assets Liabilities Net

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:DeferredTaxAssetsLiabilitiesNet


Deferred
Period End2020-12-312020-01-012019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value29212134275855514836363225
Percentage of DeferredTaxAssetsLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.00.10.10.10.30.30.30.40.30.40.40.4

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value6780847862
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.30.30.2

Equity Securities Fv Ni

us-gaap:EquitySecuritiesFvNi us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:EquitySecuritiesFvNi

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Equity
Period End2020-12-312019-12-31
Value2618
Percentage of EquitySecuritiesFvNi100.0100.0
Percentage of Assets0.10.1
Percentage of Assets us-gaap:FairValueInputsLevel1 us-gaap:FairValueMeasurementsRecurring0.00.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Equity
Period End2020-12-312019-12-31
Value7.2397.13
Percentage of EquitySecuritiesFvNi27.238.6
Percentage of Assets0.00.0
Percentage of Assets us-gaap:FairValueInputsLevel2 us-gaap:FairValueMeasurementsRecurring0.00.0

Other Assets

us-gaap:OtherAssets

us-gaap:OtherAssets


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value634679715753824892740770807679626586609520516511492432465454464428387403378355333289327273281271280287316299284279278265210225
Percentage of OtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.81.71.92.02.32.52.32.32.72.42.22.22.22.12.12.12.12.12.12.02.22.12.02.22.12.02.12.02.42.32.42.52.62.93.03.03.13.33.43.43.13.5

us-gaap:OtherAssets us-gaap:ConsolidatedEntities

srt:ParentCompany


Other
Period End2020-12-312019-12-312018-12-312017-12-31
Value89888786
Percentage of OtherAssets12.512.014.016.7
Percentage of Assets0.20.30.30.3
Percentage of Assets srt:ParentCompany2.92.93.23.6

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent us-gaap:ConsolidatedEntities

us-gaap:OtherLiabilitiesCurrent

srt:ParentCompany


Other
Period End2020-12-312019-12-312018-12-312017-12-31
Value1320000.01768000.01471000.01244000.0
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0
Percentage of Assets0.00.00.00.0
Percentage of Assets srt:ParentCompany0.00.10.10.1

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2021-06-302021-03-312020-12-31
Value927664395
Percentage of LongTermDebt100.0100.0100.0
Percentage of Assets2.61.71.0

us-gaap:LongTermDebt us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

us-gaap:FairValueInputsLevel2, us-gaap:CarryingReportedAmountFairValueDisclosure


Long
Period End2021-06-302021-03-312020-12-31
Value927664395
Percentage of LongTermDebt100.0100.0100.0
Percentage of Assets2.61.71.0
Percentage of Assets us-gaap:FairValueInputsLevel2 us-gaap:CarryingReportedAmountFairValueDisclosure0.00.00.0

us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Long
Period End2021-06-302021-03-312020-12-31
Value952672405
Percentage of LongTermDebt102.7101.2102.3
Percentage of Assets2.71.71.1
Percentage of Assets us-gaap:FairValueInputsLevel2 us-gaap:EstimateOfFairValueFairValueDisclosure0.00.00.0

Debt And Capital Lease Obligations

us-gaap:DebtAndCapitalLeaseObligations tcbi:BorrowingsType

us-gaap:DebtAndCapitalLeaseObligations

tcbi:CustomerRepurchaseAgreements


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value4.1519.496125.7027.775
Percentage of DebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.0
Percentage of Assets tcbi:CustomerRepurchaseAgreements0.00.00.00.00.0

us-gaap:FederalFundsPurchased


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value107132629359101
Percentage of DebtAndCapitalLeaseObligations2592.11392.95240.96302.01309.3
Percentage of Assets0.30.42.21.40.5
Percentage of Assets us-gaap:FederalFundsPurchased0.00.00.00.00.0

us-gaap:FederalHomeLoanBankAdvances


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value30002400390028002000150011008401650
Percentage of DebtAndCapitalLeaseObligations72271.725273.832486.549105.625723.50.00.00.00.0
Percentage of Assets8.07.413.811.29.27.96.97.215.7
Percentage of Assets us-gaap:FederalHomeLoanBankAdvances0.00.00.00.00.00.00.00.00.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value16
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0
Percentage of Assets0.0

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-31
Value16
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0
Percentage of Assets0.0

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-31
Value11
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0
Percentage of Assets0.0

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value5524000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.0

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value22
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets0.1

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value8295988771
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0
Percentage of Assets0.20.30.30.30.3

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value90
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0
Percentage of Assets0.2

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-31
Value7786000.0
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0
Percentage of Assets0.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value3114315928712800273428032832275726682581250024262343227322022158210020502009172516841647162315901554151714841297-1262.816-1230.1311096-1066.629-1034.955-1013.195-836.242802680647616587563528
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.87.97.67.37.57.88.78.28.99.18.88.98.49.38.88.89.19.89.37.88.08.18.68.58.78.89.39.1-9.3-10.19.4-9.9-9.4-10.1-7.98.17.47.67.67.68.48.2

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-31
Value2861282524952199
Percentage of StockholdersEquity99.799.799.899.9
Percentage of Assets7.68.78.88.8
Percentage of Assets srt:ParentCompany92.892.791.890.8

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value-26.389-56.437156.8370.4764.7698.959.0118.3130.4750.518-1.3760.380.4620.4280.4150.7181.2891.6283.2724.722
Percentage of StockholdersEquity-0.8-1.80.50.20.00.20.30.30.30.00.0-0.10.00.00.00.00.00.10.1-0.40.8
Percentage of Assets-0.1-0.10.00.00.00.00.00.00.00.00.0-0.00.00.00.00.00.00.00.00.00.1
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value992984991987983979978974972969967965963962961955714709448450349
Percentage of StockholdersEquity31.931.234.535.335.935.034.535.436.437.538.739.841.142.343.647.544.047.840.9-53.856.7
Percentage of Assets2.82.52.62.62.72.73.02.93.23.43.43.63.53.93.84.43.84.53.84.34.3
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value0.5060.5050.5040.5040.5040.5040.5030.5030.5030.5030.5020.5020.5020.4970.4960.4950.4590.4570.410.4070.376
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0-0.00.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:PreferredStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value3004501501501501501501501501501501501501501501501501501500.0
Percentage of StockholdersEquity9.614.25.25.45.55.45.35.45.65.86.06.26.46.66.87.59.210.113.7-0.0
Percentage of Assets0.91.10.40.40.40.40.50.40.50.50.50.60.50.60.60.70.80.91.30.0
Percentage of Assets us-gaap:PreferredStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value184817811713165516001668169416231537146113811312122811591090903757622496382261
Percentage of StockholdersEquity59.356.459.759.158.559.559.858.957.656.655.354.152.451.049.544.946.742.045.3-45.742.5
Percentage of Assets5.24.44.54.34.44.65.24.85.15.24.94.84.44.74.34.24.03.94.23.63.2
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value506000.0505000.0504000.0504000.0504000.0504000.0503000.0503000.0503000.0503000.0502000.0502000.0502000.0497000.0496000.0496000.0496000.0496000.0495000.0460000.0460000.0459000.0459000.0458000.0458000.0457000.0457000.0432000.0431000.0430000.0410000.0409000.0408000.0408000.0407000.0406000.0381000.0379000.0376000.0369000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStockValue us-gaap:ConsolidatedEntities

srt:ParentCompany


Common
Period End2020-12-312019-12-312018-12-312017-12-31
Value504000.0503000.0502000.0496000.0
Percentage of CommonStockValue100.0100.0100.0100.0
Percentage of Assets0.00.00.00.0
Percentage of Assets srt:ParentCompany0.00.00.00.0

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value992984991987983979978974972969967965963962961959957956955717716715714713712710709558557556448446445444450447357353349346343336
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.82.52.62.62.72.73.02.93.23.43.43.63.53.93.83.94.14.64.43.23.43.53.83.84.04.14.53.94.14.63.84.14.14.44.34.53.94.14.34.55.15.2

us-gaap:AdditionalPaidInCapital us-gaap:ConsolidatedEntities

srt:ParentCompany


Additional
Period End2020-12-312019-12-312018-12-312017-12-31
Value1002988978971
Percentage of AdditionalPaidInCapital101.0101.0101.0101.1
Percentage of Assets2.73.03.53.9
Percentage of Assets srt:ParentCompany32.532.436.040.1

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1848178117131655160016681694162315371461138113121228115910901048991943903857816780757725690655622587552521496468437415382351318288261236214185
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.24.44.54.34.44.65.24.85.15.24.94.84.44.74.34.34.34.54.23.93.93.94.03.93.93.83.94.14.14.34.24.34.04.13.63.63.53.43.23.13.22.9

us-gaap:RetainedEarningsAccumulatedDeficit us-gaap:ConsolidatedEntities

srt:ParentCompany


Retained
Period End2020-12-312019-12-312018-12-312017-12-31
Value1693167713661077
Percentage of RetainedEarningsAccumulatedDeficit98.999.098.998.8
Percentage of Assets4.55.24.84.3
Percentage of Assets srt:ParentCompany54.955.050.344.5

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value-26.389-56.437156.8370.4764.7698.959.0118.3130.4750.518-1.3760.380.4620.4280.4290.3950.4170.4150.640.680.6940.7180.891.0311.241.2891.3591.5511.5231.6281.7882.1332.8013.2723.8784.1294.5354.7225.135.2225.355
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-0.1-0.10.00.00.00.00.00.00.00.00.0-0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.1

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:ConsolidatedEntities

srt:ParentCompany


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-31
Value158.950.5180.428
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0
Percentage of Assets0.00.00.00.0
Percentage of Assets srt:ParentCompany0.50.30.00.0

Treasury Stock Value

us-gaap:TreasuryStockValue

us-gaap:TreasuryStockValue


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value8000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.08000.0-8000.0-8000.08000.0-8000.0-8000.0-8000.0-8000.08000.08000.08000.08000.08000.08000.08000.0
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0-0.0-0.00.0-0.0-0.0-0.0-0.00.00.00.00.00.00.00.0

Stock Issued During Period Value New Issues

us-gaap:StockIssuedDuringPeriodValueNewIssues

us-gaap:StockIssuedDuringPeriodValueNewIssues


Stock
Period End2021-06-302021-03-312014-12-312014-09-302014-06-302014-03-312012-12-312012-09-302010-12-312010-09-30
Value2892891490.00.01060.00.0-0.0270.045
Percentage of StockIssuedDuringPeriodValueNewIssues100.0100.0100.00.00.0100.00.00.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.0

us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementClassOfStock

us-gaap:SeriesBPreferredStock


Stock
Period End2021-06-302021-03-31
Value0.0289
Percentage of StockIssuedDuringPeriodValueNewIssues0.0100.0
Percentage of Assets0.00.0
Percentage of Assets us-gaap:SeriesBPreferredStock0.00.0

us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312014-12-312014-09-302014-06-302014-03-312012-12-312012-09-302010-12-312010-09-30
Value-10.277-10.2771490.00.01060.00.0-0.0270.045
Percentage of StockIssuedDuringPeriodValueNewIssues-3.5-3.5100.00.00.0100.00.00.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.0

us-gaap:PreferredStock


Stock
Period End2021-06-302021-03-312009-01-31
Value0.030075
Percentage of StockIssuedDuringPeriodValueNewIssues0.0103.50.0
Percentage of Assets0.00.00.0
Percentage of Assets us-gaap:PreferredStock0.00.00.0

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value8.3155.4614.3334.7993.3223.2273.213.0233.1192.4232.592.2922.1341.9572.3622.2561.7921.6691.6271.2231.1111.1321.2691.2251.1120.9911.010-2.578-4.65518-3.214-9.306-1.94415-6.333-1.601-1.95213-1.617-2.051-2.13411-1.765
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value8.3155.4614.3334.7993.3223.2273.213.0233.1192.4232.592.2922.1341.9572.3622.2561.7921.6691.6271.2231.1111.1321.2691.2251.1120.9911.01.11.2661.2621.2221.0530.9380.9050.931.0951.6011.9521.5381.6172.0512.1341.8391.765
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.010.1-49.1-27.16.6-32.8-10.1-46.66.0-17.3-100.0-100.011.7-100.0-100.0-100.015.7-100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value240198470-82.934671785189-1455.503861164-291.006-219.81-174.2235.324-9.356-48.6528161-299.092-359.918-89.98522-22.8841837354086-11.27636-884.498620-218.698671755-395.597-131.647-153.024-136.989-796.385-305.31419225-373.911
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating107.086.9184.2-34.0185.3583.656.1-409.9248.450.4-90.5-72.8-60.72.1-3.7-20.513.687.9-158.5-197.2-52.214.2-14.812.024.525.329.263.8-9.031.5-749.8538.7-203.9644.7700.7-387.8-137.8-164.3-147.4-956.5-405.7598.1299.4-515.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value253-327.802-1148.49-768.426-1162.40814462-423.882-1004.334-909.998-486.389328-2066.413231-206.928-926.974-2884.19380286150-733.741-353.301-839.324154135-1911.282-796.675-606.684-1239.03-335.514
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating112.8-143.5-450.1-315.3-461.347.118.4-119.4-289.5-279.5-151.2108.9-720.491.2-82.9-390.1-1385.4436.245.782.6-425.5-221.1-542.1100.488.3-1356.4-578.0-448.4-992.7-287.7

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-4950.2572351-761.95517817513305-1035.15234441455-2.9391072-786.4413252-691.29362012072204-882.52-536.13110748131273206819447137915616901348400
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating-2205.11029.3-298.6731.0298.21080.1-306.5969.9419.7-0.9333.3-260.61133.8-272.3248.8508.01058.9-479.8-284.2588.9471.5796.9133.1532.5291.6979.11133.2510.81080.6343.8

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value212623201813119.8168.1467.7927.2468.5627.9748.248.2477.2786.136.2165.6355.7335.3225.1244.2653.9414.2294.064.2153.893.6813.0123.2565.731.2691.2255.8681.1911.1921.1861.251.2921.3531.4691.5491.476
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value240198470-82.934671785189-1455.503861164-291.006-219.81-174.2235.324-9.356-48.6528161-299.092-359.918-89.98522-22.8841837354086-11.27636-884.498620-218.698671755-395.597-131.647-153.024-136.989-796.385-305.31419225-373.911
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating107.086.9184.2-34.0185.3583.656.1-409.9248.450.4-90.5-72.8-60.72.1-3.7-20.513.687.9-158.5-197.2-52.214.2-14.812.024.525.329.263.8-9.031.5-749.8538.7-203.9644.7700.7-387.8-137.8-164.3-147.4-956.5-405.7598.1299.4-515.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value73716057-34.316-16.68773887782718571714458514248423825343737353736332830332433
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating32.731.523.623.4-13.6-5.521.924.822.525.422.328.424.928.317.924.724.523.125.623.422.515.722.424.124.724.927.427.226.824.225.729.122.431.8

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value73716057-34.316-16.6877388778271857171
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating32.731.523.623.4-13.6-5.521.924.822.525.422.328.424.928.3
Percentage of InterestAndDividendIncomeOperating us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value8.4366.3685.3775.0353.663.3694.6314.0284.4574.4881.3054.4365.2265.9716.9986.0674.3954.5597.4032.453.2660.4593.0182.6454.2842.3572.8874.4572.5784.6556.489
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value253-327.802-1148.49-768.426-1162.40814462-423.882-1004.334-909.998-486.389328-2066.413231-206.928-926.974-2884.19380286150-733.741-353.301-839.324154135-1911.282-796.675-606.684-1239.03-335.514
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating112.8-143.5-450.1-315.3-461.347.118.4-119.4-289.5-279.5-151.2108.9-720.491.2-82.9-390.1-1385.4436.245.782.6-425.5-221.1-542.1100.488.3-1356.4-578.0-448.4-992.7-287.7

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0.5920.9240.0910.3611.3371.0071.6046.2896.1162.6421.9960.4430.7714.4411.3051.0942.886-0.2510.8552.9175.0321.1610.2011.5361.5830.7091.0330.1281.4920.8850.7470.3431.280.9160.0252.3
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-4950.2572351-761.95517817513305-1035.15234441455-2.9391072-786.4413252-691.29362012072204-882.52-536.13110748131273206819447137915616901348400
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating-2205.11029.3-298.6731.0298.21080.1-306.5969.9419.7-0.9333.3-260.61133.8-272.3248.8508.01058.9-479.8-284.2588.9471.5796.9133.1532.5291.6979.11133.2510.81080.6343.8

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:ProceedsFromIssuanceOfLongTermDebt


Proceeds
Period End2021-06-302021-03-31
Value370268
Percentage of ProceedsFromIssuanceOfLongTermDebt100.0100.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value73673135322213-11.514-14.798-14.798-17.021-22.768
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value1028865639178656051514948
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-31
Value1100000.01300000.01600000.0
Percentage of UnrecognizedTaxBenefits100.0100.0100.0

tcbi:FairValueMeasurementWithUnobservableInputsReconciliationNonRecurringBasisAssetGainLossIncludedInEarnings us-gaap:FairValueByAssetClass

tcbi:FairValueMeasurementWithUnobservableInputsReconciliationNonRecurringBasisAssetGainLossIncludedInEarnings

tcbi:ImpairedLoans


Fair
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312013-03-312012-06-302012-03-31
Value2.3-33.714-33.15620-5.27.5130.450.8180.182
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationNonRecurringBasisAssetGainLossIncludedInEarnings100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:FeesAndCommissionsServiceChargesOnDepositorAccounts

tcbi:FeesAndCommissionsServiceChargesOnDepositorAccounts


Fees
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value4.6344.7163.0042.8642.4593.2932.7852.7072.8492.9793.1683.4773.0053.137
Percentage of FeesAndCommissionsServiceChargesOnDepositorAccounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:FeesAndCommissionsSwapFees

tcbi:FeesAndCommissionsSwapFees


Fees
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value534000.0526000.0473000.0484000.01468000.02757000.01559000.01196000.0601000.01031000.01356000.01355000.01352000.01562000.0
Percentage of FeesAndCommissionsSwapFees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:FinancingReceivableNonaccrualInterestIncomeReversed

tcbi:FinancingReceivableNonaccrualInterestIncomeReversed


Financing
Period End2021-06-302021-03-312020-12-31
Value129000.0339000.0300000.0
Percentage of FinancingReceivableNonaccrualInterestIncomeReversed100.0100.0100.0

tcbi:FinancingReceivableProvisionForOffBalanceSheetCreditLosses

tcbi:FinancingReceivableProvisionForOffBalanceSheetCreditLosses


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value-400000.0-287000.02193000.02973000.02094000.0971000.0-711000.0-1439000.0995000.0-1639000.0835000.0552000.0
Percentage of FinancingReceivableProvisionForOffBalanceSheetCreditLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:GainLossOnRepurchaseIndemnificationandMakeWholeObligations

tcbi:GainLossOnRepurchaseIndemnificationandMakeWholeObligations


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-17000.0-30000.0-600000.0-3300000.0-2400000.0-2100000.0-4500000.0-3500000.0-838000.0-162000.0-71000.0-39000.0-92000.0-56000.0
Percentage of GainLossOnRepurchaseIndemnificationandMakeWholeObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:LoansReceivableHeldforsaleIncreaseDecreaseinFairValue

tcbi:LoansReceivableHeldforsaleIncreaseDecreaseinFairValue


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value0.219-3.38-3.669-1.483-7.3045.7121.2130.775-12.527-0.37826-8.2774.915-1.7620.001-0.013-6.05515-15.1741.3691.7990.726
Percentage of LoansReceivableHeldforsaleIncreaseDecreaseinFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:MortgageAndPremiumFinanceLoanFees

tcbi:MortgageAndPremiumFinanceLoanFees


Mortgage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value6.9339.3111215108.0158.6458.6917.3365.0665.4086.1415.8155.1685.6926.1525.8095.6787.2497.5815.8644.6454.2674.8855.2774.2323.9793.8213.3572.8243.384.0784.7784.7444.9784.8394.1283.6513.4082.8492.5582.52
Percentage of MortgageAndPremiumFinanceLoanFees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:MortgageFinanceAverageBalance

tcbi:MortgageFinanceAverageBalance


Mortgage
Period End2020-09-30
Value9100
Percentage of MortgageFinanceAverageBalance100.0

tcbi:PaymentsForOriginationsOfMortgageFinanceLoans

tcbi:PaymentsForOriginationsOfMortgageFinanceLoans


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value4041948097592176217956905379323895940790346792432825489279992583919821246472503222151151002598028782261051970619556214272408221276178451655014006968711466118841456213173
Percentage of PaymentsForOriginationsOfMortgageFinanceLoans100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:PrincipalPaymentsReceivedOnAvailableForSaleSecurities

tcbi:PrincipalPaymentsReceivedOnAvailableForSaleSecurities


Principal
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value122118406.8740.384.7880.6514.3750.8520.3070.4281.3540.8810.7631.1050.8811.1661.2311.3281.4481.4611.6191.7422.6661.9672.0442.112.422.6412.6513.5544.6655.0055.3186.1616.4477.2257.1677.8779.8831311
Percentage of PrincipalPaymentsReceivedOnAvailableForSaleSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:ProceedsFromSaleAndCollectionOfMortgageFinanceLoans

tcbi:ProceedsFromSaleAndCollectionOfMortgageFinanceLoans


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value4065548167595156177355521385133874140254335642390625090284452460620440249812457320339162252644429081258261969118902220202458419970175171647612994978310944124601430213770
Percentage of ProceedsFromSaleAndCollectionOfMortgageFinanceLoans100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:WealthManagementAndTrustFeeIncome

tcbi:WealthManagementAndTrustFeeIncome


Wealth
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3143000.02855000.02681000.02502000.02348000.02467000.02342000.02330000.02129000.02009000.02152000.02065000.02007000.01924000.0
Percentage of WealthManagementAndTrustFeeIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetImpairmentCharges us-gaap:FairValueByAssetClass

us-gaap:AssetImpairmentCharges

tcbi:ServicingAsset


Asset
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312017-12-31
Value16-0.70.11010.0-2.62.62.92.92.8
Percentage of AssetImpairmentCharges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssumptionForFairValueOnSecuritizationDateOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesDiscountRate us-gaap:FinancialInstrument

us-gaap:AssumptionForFairValueOnSecuritizationDateOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesDiscountRate

us-gaap:ResidentialMortgage


Assumption
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-0.089.08-0.029.01820.0010.09080-0.004800.0954
Percentage of AssumptionForFairValueOnSecuritizationDateOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesDiscountRate100.0100.0100.0100.0100.0100.00.0100.00.0100.0

us-gaap:AssumptionForFairValueOnSecuritizationDateOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesPrepaymentSpeed us-gaap:FinancialInstrument

us-gaap:AssumptionForFairValueOnSecuritizationDateOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesPrepaymentSpeed

us-gaap:ResidentialMortgage


Assumption
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-2.6212.1-0.5916.7880.02640.1451-0.01370.01330.01080.1207
Percentage of AssumptionForFairValueOnSecuritizationDateOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesPrepaymentSpeed100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationAcquisitionRelatedCosts

us-gaap:BusinessCombinationAcquisitionRelatedCosts


Business
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value0.00.0107.270.00.0
Percentage of BusinessCombinationAcquisitionRelatedCosts0.00.0100.0100.00.00.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-4456.9122221-1440.406930565234-783.68715641313-748.773
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommunicationsAndInformationTechnology

us-gaap:CommunicationsAndInformationTechnology


Communications
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1415153142131310119.1988.8457.4357.1436.6336.596.002116.5066.3346.626.3916.2175.525.185.6475.0785.4544.9284.3613.9243.5973.6963.3473.1223.072.8852.722.4832.4672.212.5842.3472.1432.2562.186
Percentage of CommunicationsAndInformationTechnology100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsPreferredStock

us-gaap:DividendsPreferredStock


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312013-12-312013-09-302013-06-302013-03-31
Value6.3173.7792.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4382.4372.4380.081
Percentage of DividendsPreferredStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsPreferredStock us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value6.3173.7792.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.438
Percentage of DividendsPreferredStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ExpenseRelatedToDistributionOrServicingAndUnderwritingFees

us-gaap:ExpenseRelatedToDistributionOrServicingAndUnderwritingFees


Expense
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value1212151220162.968.1656.0665.3822.5554.2074.3673.8057.1773.8972.6821.750.3980.620.6120.073
Percentage of ExpenseRelatedToDistributionOrServicingAndUnderwritingFees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1 us-gaap:FairValueByAssetClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1

tcbi:LoansHeldForSale


Fair
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value05000.0132000.088000.028000.0-260000.0102000.0132000.0216000.0161000.00
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings10.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss us-gaap:FairValueByAssetClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss

tcbi:LoansHeldForSale


Fair
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value0.050.0790.0680.050.0940.0080.2220.2840.2930.068-1.841
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetBackedSecurities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value4.53-6.239-1.62311-8.395-1.2-0.5380.399.6334.032.438-2.152
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss9060.0-7897.50.017135.3-16790.0-1276.6-6725.0175.73391.91375.40.00.0

us-gaap:CreditRiskContract


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.2480.0480.3590.1052.938-3.9490.5090.5020.316-4.076
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss496.060.80.0154.45876.0-4201.16362.5226.1111.3-1391.1

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases us-gaap:FairValueByAssetClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases

tcbi:LoansHeldForSale


Fair
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-06-302019-03-312018-06-302018-03-31
Value1.1480.5370.7850.1070.2130.00.01.43736
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases100.0100.0100.0100.0100.00.00.0100.0100.0

us-gaap:AssetBackedSecurities


Fair
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value0.00.08.470.00.00.00.0920.095
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases0.00.07915.90.00.00.00.00.00.00.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales us-gaap:FairValueByAssetClass

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales

tcbi:LoansHeldForSale


Fair
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-06-302018-03-31
Value0.2460.2790.170.780.6842.2242.056-2.532-3.878-7.9880.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:AssetBackedSecurities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value0.142110.0222.2480.1324.3530.0484.116-0.1380.0-0.0030.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales57.74075.60.01322.416.9636.42.2200.25.5-0.00.00.0

us-gaap:FederalDepositInsuranceCorporationPremiumExpense

us-gaap:FederalDepositInsuranceCorporationPremiumExpense


Federal
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value5.2266.6136.5926.3747.145.8495.6135.224.1385.1225.4236.5246.2576.1036.716.2034.6035.9946.5736.3556.0435.4694.7414.4894.2113.792.8752.7752.5442.7251.9234.3570.6991.0781.0711.3321.5961.5691.5951.4651.9722.5112.6112.4822.241
Percentage of FederalDepositInsuranceCorporationPremiumExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FeesAndCommissionsMortgageBankingAndServicing

us-gaap:FeesAndCommissionsMortgageBankingAndServicing


Fees
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value5.9359.0098.8347.3296.124.7464.033.5493.1262.7342.8614.9874.9675.4925.274.4863.72.2011.410.310.05
Percentage of FeesAndCommissionsMortgageBankingAndServicing100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease

us-gaap:FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2.3736.418651.674571236204.588
Percentage of FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease us-gaap:FinancingReceivablePortfolioSegment

tcbi:EnergyPortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.0775.01727-0.73962370.58816150.0
Percentage of FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease3.278.242.2-46.284.264.74.644.975.80.0

us-gaap:CommercialPortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1.1041.401372.323112011204.6564.588
Percentage of FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease46.521.857.5145.215.935.391.655.123.3100.0

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value917000.01765000.06090000.0993000.0513000.0680000.01963000.0906000.0224000.0277000.0
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery us-gaap:FinancingReceivablePortfolioSegment

tcbi:EnergyPortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value609000.0715000.05696000.0880000.00423000.0209000.0107000.000
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery66.440.593.588.60.062.210.611.80.00.0

us-gaap:CommercialPortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value308000.01050000.0394000.0113000.0513000.0257000.01754000.0799000.0224000.0277000.0
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery33.659.56.511.4100.037.889.488.2100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value3.298.183712.57774581437204.865
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs us-gaap:FinancingReceivablePortfolioSegment

tcbi:EnergyPortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.6865.732330.14162370.79716150.0
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs20.970.046.65.583.564.65.444.175.00.0

us-gaap:CommercialPortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1.4122.451372.436122013214.884.865
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs42.930.053.294.516.535.491.355.924.1100.0

us-gaap:GainLossOnSaleOfEquityInvestments

us-gaap:GainLossOnSaleOfEquityInvestments


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-351000.0-398000.0-1486000.0-177000.0226000.019000.0-32000.0-111000.0-6000.030000.0-280000.0-18000.0-162000.00
Percentage of GainLossOnSaleOfEquityInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:GainLossOnSaleOfOtherAssets

us-gaap:GainLossOnSaleOfOtherAssets


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-3.075.5726.7612539-13.0-7.757-6.011-5.986-0.505-7.752-0.534-5.19-2.458-1.077-0.9120.895-0.9881.2121.3190.021-0.033-0.045-0.11-0.0240.00.0010.1120.845-0.1360.4410.0510.3870.0520.56-0.4280.7520.033-0.065-0.0550.1370.063-0.0660.005
Percentage of GainLossOnSaleOfOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSalesOfLoansNet

us-gaap:GainLossOnSalesOfLoansNet


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-3.075.5726.7612539-13.0-7.757-6.011-5.986-0.505-8.087-0.444-5.23-2.173
Percentage of GainLossOnSalesOfLoansNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInDeposits

us-gaap:IncreaseDecreaseInDeposits


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-4552.4072395-962.89817713053655-934.714414234844220501570-358.647411789686-411.451-1128.29214414041214-80.7269776514499579581028471300976234305723575965076964199-233.4148480
Percentage of IncreaseDecreaseInDeposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInFederalFundsPurchased

us-gaap:IncreaseDecreaseInFederalFundsPurchased


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value101-3.83696-12.39399-153.501-1.799367390-256.718-154.3563414-170.5-281.544378-320.39-32.259-28.155144.87742-39.2175.17316-32.78218516-129.4685.07721137145-179.819200-201.49511228-90.319-117.961-88.099167-34.31860
Percentage of IncreaseDecreaseInFederalFundsPurchased100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-36.461-48.927-27.566-57.243-67.785141-12.855-34.4381325844-18.603108-10.92452265-19.548-19.487.4624031-16.87127252442-35.51154-2.7247.257-4.367-6.167-27.7251923152.5559.425622-20.136115.264
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value8.171-27.335-19.473-32.5731839-26.398154751-38.94648-0.532-13.7571.8558.9220.439-0.927-36.74811166.911-5.893-9.7513.2058.885331.6851.914-4.7635.405-5.334-3.9636.20.2524.6963.252-5.13417171.546-3.852125.899
Percentage of IncreaseDecreaseInOtherOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value513480.0556230.048669.0126380.023937.0101220.013627.0110560.0103090.0115600.0-22101.0207390.0348760.0255790.03997.0214470.0224310.0260950.09207.0118880.0124970.0117370.0-5280.0216500.0229380.0210740.0-22267.0284860.0336990.0381600.0-13274.0375770.0415050.0457000.0-32011.0632790.0674340.0699270.0-205330.0714190.0741570.0957780.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestAndDividendIncomeOperating

us-gaap:InterestAndDividendIncomeOperating


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value22422825524325230633735534632532130128625324923720818318818217215915415315314013713512411611711510710410710295939283757075726764
Percentage of InterestAndDividendIncomeOperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestAndDividendIncomeSecurities

us-gaap:InterestAndDividendIncomeSecurities


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value109.8879.5943.6742.0242.1832.6182.3162.261.461.2741.1610.1930.2060.2130.3410.2870.2250.2280.2320.2460.2610.2750.2980.3230.3580.3890.4280.4710.540.6210.6820.7730.9391.0531.1251.2031.3071.4081.5241.681.8462.0182.2462.491
Percentage of InterestAndDividendIncomeSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseDeposits

us-gaap:InterestExpenseDeposits


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value162023273262708072696152393127221613108.958.9718.8227.0686.245.6425.6285.2634.6064.2464.033.8583.6993.2283.2453.3123.3783.4823.4723.4713.1913.4174.8718.3718.768.42
Percentage of InterestExpenseDeposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseFederalFundsPurchased

us-gaap:InterestExpenseFederalFundsPurchased


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.0510.0750.110.1280.1760.6691.3191.8355.2023.5162.0971.81.6650.9690.7230.8910.7260.2520.1560.1260.110.1260.0670.0560.0930.0680.0810.0820.1150.0950.1160.1520.2060.2120.190.2680.240.2810.2730.1280.0940.1070.2290.2590.244
Percentage of InterestExpenseFederalFundsPurchased100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseOther

us-gaap:InterestExpenseOther


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.4512.5173.4073.3654.5699.5821114201111108.4845.685.384.8352.9012.021.8621.731.3651.1620.6420.6720.5280.390.0350.0680.1810.0720.040.1190.1430.2130.6150.6070.4920.4350.4040.110.0140.00.00.00.001
Percentage of InterestExpenseOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0

us-gaap:InterestExpenseSubordinatedNotesAndDebentures

us-gaap:InterestExpenseSubordinatedNotesAndDebentures


Interest
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value4.1914.1914.1914.1914.1914.1914.1914.1914.1914.1914.1914.1914.1914.1914.1914.1914.1914.1914.1914.1914.1914.1914.1914.1914.2414.2414.2413.4791.841.8291.8291.8291.8290.2080.00.00.00.0
Percentage of InterestExpenseSubordinatedNotesAndDebentures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:InterestExpenseTrustPreferredSecurities

us-gaap:InterestExpenseTrustPreferredSecurities


Interest
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value626000.0648000.0852000.01073000.01163000.01237000.01294000.01332000.01258000.01237000.01193000.01027000.0951000.0930000.0881000.0830000.0806000.0753000.0734000.0716000.0659000.0643000.0631000.0618000.0627000.0627000.0619000.0616000.0631000.0638000.0633000.0634000.0665000.0692000.0688000.0711000.0668000.0634000.0638000.0633000.0876000.0972000.0920000.0
Percentage of InterestExpenseTrustPreferredSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeDomesticDeposits

us-gaap:InterestIncomeDomesticDeposits


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value2.9612.9322.7922.8772.31419222214118.998.3866.4678.7549.4647.5445.8246.5675.1964.0813.753.2852.091.6161.3271.260.4710.1760.10.1590.0590.060.060.0520.0570.0540.0480.0490.0460.0440.0650.1970.090.0110.006
Percentage of InterestIncomeDomesticDeposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2152061911771091322312412162152052192041982081841691541621441411141281281271191211191111031061039496969389858272635653494341
Percentage of InterestIncomeExpenseAfterProvisionForLoanLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeFederalFundsSold

us-gaap:InterestIncomeFederalFundsSold


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value01000.01000.01000.077000.0614000.0439000.0554000.0157000.0379000.0984000.01018000.0745000.01045000.0936000.0642000.0434000.0530000.0338000.0455000.0382000.0372000.0255000.0193000.0118000.0116000.091000.068000.08000.040000.024000.022000.013000.06000.06000.02000.04000.01000.01000.03000.05000.028000.0118000.050000.040000.0
Percentage of InterestIncomeFederalFundsSold0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LaborAndRelatedExpense

us-gaap:LaborAndRelatedExpense


Labor
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value8687788410076808076776977727270676363665654514948484543433942433645333131302926252424212121
Percentage of LaborAndRelatedExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LoansReceivableHeldForSaleReconciliationToCashFlowAdditionsToHeldForSale

us-gaap:LoansReceivableHeldForSaleReconciliationToCashFlowAdditionsToHeldForSale


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value2761133240340312575235628943116262215501741180617261479124114711544129913991051511364
Percentage of LoansReceivableHeldForSaleReconciliationToCashFlowAdditionsToHeldForSale100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LoansReceivableHeldForSaleReconciliationToCashFlowDeductionsFromHeldForSale

us-gaap:LoansReceivableHeldForSaleReconciliationToCashFlowDeductionsFromHeldForSale


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value389123627643836288741652992150034531617-10182.64214231543139911861361157613991064625386357
Percentage of LoansReceivableHeldForSaleReconciliationToCashFlowDeductionsFromHeldForSale100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtWeightedAverageInterestRateOverTime us-gaap:DebtInstrument

us-gaap:LongTermDebtWeightedAverageInterestRateOverTime

tcbi:SeniorUnsecuredCreditLinkedNotes


Long
Period End2021-06-30
Value5.62
Percentage of LongTermDebtWeightedAverageInterestRateOverTime100.0

us-gaap:LongTermDebtWeightedAverageInterestRateOverTime us-gaap:ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTerms

us-gaap:SubordinatedDebenturesSubjectToMandatoryRedemption


Long
Period End2021-06-302020-06-30
Value2.143.02
Percentage of LongTermDebtWeightedAverageInterestRateOverTime38.10.0

us-gaap:NoninterestExpense

us-gaap:NoninterestExpense


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value149150150165222165158149141140129136132126133114111106106949486878181767471696970626855605353525046454644423937
Percentage of NoninterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoninterestIncome

us-gaap:NoninterestIncome


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value303942607011172024301525171919191817181613111111121211101010111011111210109.198.9947.6037.9517.6849.1788.1018.0366.948
Percentage of NoninterestIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoninterestIncomeOther

us-gaap:NoninterestIncomeOther


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value117.1038.5236.8938.323.5026.1577.8391416186.85-0.5242.0052.2522.2653.3562.566.3853.7042.9182.8862.1892.4392.5472.2712.6342.5873.2392.8212.4432.0251.8881.445-0.5142.2642.7182.1392.2511.3221.5041.1211.4940.9071.619
Percentage of NoninterestIncomeOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OccupancyNet

us-gaap:OccupancyNet


Occupancy
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value7.8658.2748.3738.7369.1348.7129.0758.1257.917.8797.398.3627.3567.2346.7496.4366.5156.1115.9375.6345.8385.8125.8095.8745.8085.6915.7465.2795.0734.7684.4874.3424.1353.8573.9163.6533.6793.6043.5373.3673.4433.313.143.1283.032
Percentage of OccupancyNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value7989000.0-19196000.02376000.01692000.0-1142000.0-1111000.0-17000.0186000.02083000.0-10000.0503000.0-467000.0-22000.0-13000.0
Percentage of OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value38-91.407118.053-5.435-5.292-0.0780.8849.921-0.0532.397-2.223-0.104-0.063-0.0030.052-0.0330.003-0.346-0.063-0.022-0.038-0.264-0.216-0.321-0.076-0.108-0.2950.043-0.162-0.246-0.531-1.028-0.725-0.933-0.386-0.625-0.288-0.628-0.1420.043-0.246
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value30-72.2118.9376.361-4.293-4.181-0.0610.6987.838-0.0431.894-1.756-0.082-0.05-0.049-0.07-0.1920.028-0.105-0.16-0.345-0.668-0.471-0.606-0.251-0.406-0.187-0.408-0.0920.028-0.16-1.093-0.319
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value30-72.2118.9376.361-4.293-4.181-0.0610.6987.838-0.0431.894-1.756-0.082-0.050.028-0.105-0.16-0.345-0.668-0.471-0.606-0.251-0.406-0.187-0.408-0.0920.027-0.16-1.093-0.319
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.096.4100.0100.0100.0

us-gaap:OtherNoninterestExpense

us-gaap:OtherNoninterestExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value118.975108.3071211111011131213121212109.6710109.574108.4829.6668.0527.8617.8557.9656.8416.9076.6427.8725.4246.7986.8386.155.7025.2895.3065.3555.0154.6884.6274.7864.1754.024
Percentage of OtherNoninterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromLoansAndLeases

us-gaap:PaymentsForProceedsFromLoansAndLeases


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-228.23654-373.15-760.661-231.234438-283.609-114.838-117.049375153348323805385589933033781484553381864413666094705342274444365415931352403164422212721454638.85524431
Percentage of PaymentsForProceedsFromLoansAndLeases100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfDividendsPreferredStockAndPreferenceStock

us-gaap:PaymentsOfDividendsPreferredStockAndPreferenceStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value6.3173.7792.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.4372.4382.044
Percentage of PaymentsOfDividendsPreferredStockAndPreferenceStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfStockIssuanceCosts

us-gaap:PaymentsOfStockIssuanceCosts


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value52000.02874000.0188000.0189000.0117000.01492000.0-196000.0443000.0-21000.01233000.0-14000.0738000.0950000.0708000.0308000.0726000.0317000.0890000.0709000.01186000.0303000.0283000.0291000.0594000.0305000.049000.0129000.01251000.0117000.0706000.0
Percentage of PaymentsOfStockIssuanceCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value442461186011308.8621.9512.1020.7370.4661092.263950.8682.455
Percentage of PaymentsToAcquireAvailableForSaleSecuritiesDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToPurchaseLoansHeldForSale

us-gaap:PaymentsToPurchaseLoansHeldForSale


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-03-31
Value27611332403403125752356289431162622155017411806172614791241147115441299139910515103651220.0
Percentage of PaymentsToPurchaseLoansHeldForSale100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:ProceedsFromIssuanceOfPreferredStockAndPreferenceStock

us-gaap:ProceedsFromIssuanceOfPreferredStockAndPreferenceStock


Proceeds
Period End2021-06-302021-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-282013-03-312012-12-312012-09-302012-06-302012-03-31
Value0.02890.00.00.00.00.00.0-0.0911451450.00.00.00.0
Percentage of ProceedsFromIssuanceOfPreferredStockAndPreferenceStock0.0100.00.00.00.00.00.00.0100.0100.0100.00.00.00.00.0

us-gaap:ProceedsFromIssuanceOfSubordinatedLongTermDebt

us-gaap:ProceedsFromIssuanceOfSubordinatedLongTermDebt


Proceeds
Period End2021-05-06
Value370
Percentage of ProceedsFromIssuanceOfSubordinatedLongTermDebt100.0

us-gaap:ProceedsFromOtherShortTermDebt

us-gaap:ProceedsFromOtherShortTermDebt


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-31
Value3000.0-2200.02500
Percentage of ProceedsFromOtherShortTermDebt100.00.0100.0100.0

us-gaap:ProceedsFromSaleAndCollectionOfLoansHeldforsale

us-gaap:ProceedsFromSaleAndCollectionOfLoansHeldforsale


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312013-12-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3841233276038362896412629741489344216021437141215271381-40533.915124601430213770136401170210159927368975069510784526637
Percentage of ProceedsFromSaleAndCollectionOfLoansHeldforsale100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProfessionalFees

us-gaap:ProfessionalFees


Professional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value9.1478.27712111117221110101310117.538.7566.3957.1277.4536.4435.3336.2265.3246.9745.515.6184.0483.7254.8747.1815.4025.523.9374.7073.945.324.9163.333.9914.3623.6474.2642.7233.8842.7053.298
Percentage of ProfessionalFees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanAndLeaseLosses

us-gaap:ProvisionForLoanAndLeaseLosses


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-18.6-5.7132927979517122621331326112.6919149.5758.45201628121414105.765.8033.3574.714.8664.624
Percentage of ProvisionForLoanAndLeaseLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanAndLeaseLosses us-gaap:FinancingReceivablePortfolioSegment

tcbi:EnergyPortfolioSegment


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-17.916-5.852-1.299.507516615131612
Percentage of ProvisionForLoanAndLeaseLosses96.3102.4-4.335.252.270.387.2111.061.757.2

tcbi:MortgageFinancePortfolioSegment


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.1410.211-0.0270.1310.2640.0350.299-0.351.0161.3
Percentage of ProvisionForLoanAndLeaseLosses-0.8-3.7-0.10.50.30.01.7-2.83.96.0

tcbi:RealEstatePortfolioSegment


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-13.8610.92919-1.024423.271-14.454-9.354-0.1612.311
Percentage of ProvisionForLoanAndLeaseLosses74.5-16.366.3-3.843.53.4-81.6-75.2-0.610.7

us-gaap:CommercialPortfolioSegment


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value13-1.00111183.94824168.339.10712
Percentage of ProvisionForLoanAndLeaseLosses-70.117.538.168.14.026.292.867.035.059.5

us-gaap:ProvisionForLoanLeaseAndOtherLosses

us-gaap:ProvisionForLoanLeaseAndOtherLosses


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-19.0-6.032301009617112720351327122.020139.09.0221630141314116.56.54.05.05.05.07.02.04.53.01.03.06.07.08.07.512131413
Percentage of ProvisionForLoanLeaseAndOtherLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanLeaseAndOtherLosses us-gaap:CumulativeEffectPeriodOfAdoption

srt:CumulativeEffectPeriodOfAdoptionAdjustment


Provision
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value-19.0-6.030100961127
Percentage of ProvisionForLoanLeaseAndOtherLosses100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfOtherShortTermDebt

us-gaap:RepaymentsOfOtherShortTermDebt


Repayments
Period End2021-06-302021-03-312019-12-31
Value400600100
Percentage of RepaymentsOfOtherShortTermDebt100.0100.0100.0

us-gaap:ServicingAssetAtAmortizedValueAdditions us-gaap:FinancialInstrument

us-gaap:ServicingAssetAtAmortizedValueAdditions

us-gaap:ResidentialMortgage


Servicing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value3.9681122312420177.8048.6686.1386.2786.2159.9061613171918137.5394.9023.903
Percentage of ServicingAssetAtAmortizedValueAdditions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ServicingAssetAtAmortizedValueAmortization1 us-gaap:FinancialInstrument

us-gaap:ServicingAssetAtAmortizedValueAmortization1

us-gaap:ResidentialMortgage


Servicing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value5.9861213119.1474.8853.9423.8762.131.5931.3582.6322.5472.7413.0522.4481.7521.1040.8120.620.2310.04
Percentage of ServicingAssetAtAmortizedValueAmortization1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ServicingAssetAtAmortizedValueValuationAllowance

us-gaap:ServicingAssetAtAmortizedValueValuationAllowance


Servicing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.0-16.448-0.7690.1151010-2.5572.5882.8412.9310.00.0-2.066-0.757
Percentage of ServicingAssetAtAmortizedValueValuationAllowance0.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-52000.0-2874000.0-189000.0-189000.0-117000.0-1492000.0196000.0-443000.021000.0-1233000.0-4778000.0-738000.0-950000.0708000.0-4174000.0726000.0317000.0890000.0-4253000.01186000.0303000.0283000.0-2187000.0594000.0305000.049000.0-129000.0-1251000.0-117000.0-706000.0-378000.0-856000.0-757000.0-259000.087000.0-1178000.0807000.0639000.0574000.0212000.0-189000.01593000.0285000.0-17000.0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-53000.0-2875000.0-189000.0-189000.0-117000.0-1493000.0196000.0-443000.021000.0-1234000.0-4780000.0-738000.0-950000.0709000.0-4176000.0726000.0317000.0891000.0-4255000.01186000.0304000.0283000.0-2190000.0594000.0306000.049000.0-129000.0-1252000.0-117000.0-707000.0-379000.0-857000.0-757000.0-260000.086000.0-1180000.0805000.0636000.0572000.0211000.0-190000.01590000.0284000.0-17000.0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation101.9100.0100.0100.0100.0100.1100.0100.0100.0100.1100.0100.0100.0100.1100.0100.0100.0100.1100.0100.0100.3100.0100.1100.0100.3100.0100.0100.1100.0100.1100.3100.1100.0100.498.9100.299.899.599.799.5100.599.899.6100.0

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1000.01000.00001000.00001000.00001000.00001000.002000.0-1000.003000.00-1000.0001000.001000.01000.01000.001000.01000.02000.02000.03000.02000.01000.01000.03000.01000.00
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation-1.9-0.0-0.0-0.0-0.0-0.10.0-0.00.0-0.1-0.0-0.0-0.00.1-0.00.00.00.1-0.00.2-0.30.0-0.10.0-0.30.0-0.0-0.1-0.0-0.1-0.3-0.1-0.0-0.41.1-0.20.20.50.30.5-0.50.20.4-0.0

us-gaap:StockRedeemedOrCalledDuringPeriodValue

us-gaap:StockRedeemedOrCalledDuringPeriodValue


Stock
Period End2021-06-30
Value150
Percentage of StockRedeemedOrCalledDuringPeriodValue100.0

us-gaap:StockRedeemedOrCalledDuringPeriodValue us-gaap:StatementEquityComponents

us-gaap:PreferredStock


Stock
Period End2021-06-30
Value150
Percentage of StockRedeemedOrCalledDuringPeriodValue100.0

us-gaap:UnrealizedGainLossOnInvestments

us-gaap:UnrealizedGainLossOnInvestments


Unrealized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2917000.0-20000.0227000.01173000.03138000.0-2958000.0475000.0-74000.0567000.01296000.0-1404000.0235000.0-54000.0-212000.0
Percentage of UnrealizedGainLossOnInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ValuationAllowanceForImpairmentOfRecognizedServicingAssetsPeriodIncreaseDecrease us-gaap:FinancialInstrument

us-gaap:ValuationAllowanceForImpairmentOfRecognizedServicingAssetsPeriodIncreaseDecrease

us-gaap:ResidentialMortgage


Valuation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-9.519-16.448-0.7690.1151010-2.5572.5882.8412.9310.00.00.0-2.8232.6070.2160.00.0-0.4140.00.3810.033
Percentage of ValuationAllowanceForImpairmentOfRecognizedServicingAssetsPeriodIncreaseDecrease100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.00.00.0100.00.0100.0100.0

tcbi:AssetBackedSecuritiesMeasurementInput us-gaap:MeasurementInputType

tcbi:AssetBackedSecuritiesMeasurementInput

us-gaap:MeasurementInputDiscountRate


Asset
Period End2020-12-312019-12-312018-12-31
Value2.490.02990.0421
Percentage of AssetBackedSecuritiesMeasurementInput100.0100.0100.0

tcbi:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsWeightedAverageInterestRate us-gaap:FinancialInstrument

tcbi:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsWeightedAverageInterestRate

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value1.081.081.081.0800000000.0532
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsWeightedAverageInterestRate100.0100.0100.0100.00.00.00.00.00.00.00.0100.0

tcbi:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsWeightedAverageInterestRate us-gaap:FinancialInstrument

tcbi:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsWeightedAverageInterestRate

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value4.594.594.584.580.05540.05540.05540.05540.05540.05540.05540.0602
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsWeightedAverageInterestRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsWeightedAverageInterestRate us-gaap:FinancialInstrument

tcbi:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsWeightedAverageInterestRate

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value4.954.954.924.920.03880.0420.0420.0420.0420.0420.0425
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsWeightedAverageInterestRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CreditRiskContract


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.920.110.150.150.00180.01630.01710.02150.02430.0249
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsWeightedAverageInterestRate18.62.23.03.04.638.840.751.257.959.3

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value1.191.161.251.250.03730.04220.04310.04680.04690.04590.04530.0345
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsWeightedAverageInterestRate24.023.425.425.496.1100.5102.6111.4111.7109.3106.60.0

tcbi:AvailableForSaleSecuritiesWeightedAverageInterestRate us-gaap:FinancialInstrument

tcbi:AvailableForSaleSecuritiesWeightedAverageInterestRate

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value4.954.954.924.920.03880.0420.0420.0420.0420.0420.0425
Percentage of AvailableForSaleSecuritiesWeightedAverageInterestRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CreditRiskContract


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.920.110.150.150.00180.01630.01710.02150.02430.0249
Percentage of AvailableForSaleSecuritiesWeightedAverageInterestRate18.62.23.03.04.638.840.751.257.959.3

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value1.191.161.251.250.04050.04480.04550.04860.04880.04790.04760.0397
Percentage of AvailableForSaleSecuritiesWeightedAverageInterestRate24.023.425.425.4104.4106.7108.3115.7116.2114.0112.00.0

tcbi:BorrowedFundsAverageOutstandingAmount tcbi:BorrowingsType

tcbi:BorrowedFundsAverageOutstandingAmount

tcbi:CustomerRepurchaseAgreements


Borrowed
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value5.563119.8126.5915
Percentage of BorrowedFundsAverageOutstandingAmount100.0100.0100.0100.0100.0

us-gaap:FederalFundsPurchased


Borrowed
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value2075023232159098139254350
Percentage of BorrowedFundsAverageOutstandingAmount3723.24312.33293.33276.2591.00.00.00.00.0

us-gaap:FederalHomeLoanBankAdvances


Borrowed
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value2902252317691400140012002133701200
Percentage of BorrowedFundsAverageOutstandingAmount52179.321654.518033.621244.39102.70.00.00.00.0

tcbi:CashPledgedAsDerivativeCollateral

tcbi:CashPledgedAsDerivativeCollateral


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value727410812313415156676143250.746.75.31535372624656855374731443020231810121017171717
Percentage of CashPledgedAsDerivativeCollateral100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:CashPledgedAsDerivativeCollateral us-gaap:BalanceSheetLocation

us-gaap:InterestBearingDeposits


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-30
Value707310411912812554665531112.85.01428302462
Percentage of CashPledgedAsDerivativeCollateral97.098.796.497.095.882.995.999.490.472.944.341.894.392.179.883.590.994.8

us-gaap:OtherAssets


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-30
Value2.21.03.93.75.6252.30.415.911143.90.271.27.16.12.43.4
Percentage of CashPledgedAsDerivativeCollateral3.01.33.63.04.217.14.10.69.627.155.758.25.17.920.216.59.15.2

tcbi:CommonEquityTier1Capital

tcbi:CommonEquityTier1Capital


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-31
Value28352765270826542588264626532579249023302258217321032033198919311881184114551312
Percentage of CommonEquityTier1Capital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:CommonEquityTier1Capital us-gaap:ConsolidatedEntities

srt:Subsidiaries


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-31
Value28972818274426882619267326762598250723401992
Percentage of CommonEquityTier1Capital102.2101.9101.3101.3101.2101.0100.8100.8100.7100.498.0

tcbi:CommonEquityTier1CapitalRequiredforCapitalAdequacy us-gaap:ConsolidatedEntities, us-gaap:RiskWeightedAssetsCalculationMethodology

tcbi:CommonEquityTier1CapitalRequiredforCapitalAdequacy

srt:Subsidiaries, tcbi:AdvancedApproachPhaseInSchedule


Common
Period End2020-12-312019-12-312018-12-312017-12-31
Value2025134417311383
Percentage of CommonEquityTier1CapitalRequiredforCapitalAdequacy100.0100.0100.0100.0

srt:Subsidiaries, tcbi:AdvancedApproachPhasedIn


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-31
Value18841899202520492037199620902101200919011684
Percentage of CommonEquityTier1CapitalRequiredforCapitalAdequacy0.00.0100.00.00.00.0155.60.00.0109.8121.7

tcbi:CommonEquityTier1CapitalRequiredforCapitalAdequacy us-gaap:RiskWeightedAssetsCalculationMethodology

tcbi:AdvancedApproachPhaseInSchedule


Common
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302017-12-31
Value202613441732166716651384
Percentage of CommonEquityTier1CapitalRequiredforCapitalAdequacy100.0100.1100.00.00.0100.1

tcbi:AdvancedApproachPhasedIn


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-31
Value1885190020262052204019982091210220111902183018281685
Percentage of CommonEquityTier1CapitalRequiredforCapitalAdequacy0.00.0100.00.00.00.0155.60.00.0109.80.00.0121.8

tcbi:CommonEquityTier1CapitalRequiredforCapitalAdequacytoRiskWeightedAssets us-gaap:ConsolidatedEntities, us-gaap:RiskWeightedAssetsCalculationMethodology

tcbi:CommonEquityTier1CapitalRequiredforCapitalAdequacytoRiskWeightedAssets

srt:Subsidiaries, tcbi:AdvancedApproachPhaseInSchedule


Common
Period End2020-12-312019-12-312018-12-312017-12-31
Value7.00.0450.06380.0575
Percentage of CommonEquityTier1CapitalRequiredforCapitalAdequacytoRiskWeightedAssets100.0100.0100.0100.0

srt:Subsidiaries, tcbi:AdvancedApproachPhasedIn


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-31
Value7.07.07.07.00.070.070.070.070.070.070.07
Percentage of CommonEquityTier1CapitalRequiredforCapitalAdequacytoRiskWeightedAssets0.00.0100.00.00.00.0155.60.00.0109.7121.7

tcbi:CommonEquityTier1CapitalRequiredforCapitalAdequacytoRiskWeightedAssets us-gaap:RiskWeightedAssetsCalculationMethodology

tcbi:AdvancedApproachPhaseInSchedule


Common
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302017-12-31
Value7.00.0450.06380.06380.063750.0575
Percentage of CommonEquityTier1CapitalRequiredforCapitalAdequacytoRiskWeightedAssets100.0100.0100.00.00.0100.0

tcbi:AdvancedApproachPhasedIn


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-31
Value7.07.07.07.00.070.070.070.070.070.070.070.070.07
Percentage of CommonEquityTier1CapitalRequiredforCapitalAdequacytoRiskWeightedAssets0.00.0100.00.00.00.0155.60.00.0109.70.00.0121.7

tcbi:CommonEquityTier1CapitalRequiredtobeWellCapitalized us-gaap:ConsolidatedEntities

tcbi:CommonEquityTier1CapitalRequiredtobeWellCapitalized

srt:Subsidiaries


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-31
Value17501763188019031891185319411951186517651563
Percentage of CommonEquityTier1CapitalRequiredtobeWellCapitalized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:CommonEquityTier1CapitalRequiredtobeWellCapitalizedtoRiskWeightedAssets us-gaap:ConsolidatedEntities

tcbi:CommonEquityTier1CapitalRequiredtobeWellCapitalizedtoRiskWeightedAssets

srt:Subsidiaries


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-31
Value6.56.56.56.50.0650.0650.0650.0650.0650.0650.065
Percentage of CommonEquityTier1CapitalRequiredtobeWellCapitalizedtoRiskWeightedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:CommonEquityTier1CapitaltoRiskWeightedAssets

tcbi:CommonEquityTier1CapitaltoRiskWeightedAssets


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-31
Value10.5310.199.359.050.08880.09270.08880.08590.08670.08580.08640.08320.0880.08450.08350.08610.09610.08970.07470.0789
Percentage of CommonEquityTier1CapitaltoRiskWeightedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:CommonEquityTier1CapitaltoRiskWeightedAssets us-gaap:ConsolidatedEntities

srt:Subsidiaries


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-31
Value10.7610.399.489.180.090.09370.08960.08660.08740.08620.0828
Percentage of CommonEquityTier1CapitaltoRiskWeightedAssets102.2102.0101.4101.4101.4101.1100.9100.8100.8100.598.0

tcbi:CreditRiskExposureNetOfCollateralPledgedOnCreditRiskDerivatives us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:HedgingDesignation

tcbi:CreditRiskExposureNetOfCollateralPledgedOnCreditRiskDerivatives

us-gaap:LoansReceivable, us-gaap:Nondesignated


Credit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-30
Value64701021241431254862533018163735311413
Percentage of CreditRiskExposureNetOfCollateralPledgedOnCreditRiskDerivatives100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:DeferredTaxAssetsNonAccrualInterest

tcbi:DeferredTaxAssetsNonAccrualInterest


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value1245000.02351000.01724000.01680000.02537000.01198000.01272000.01907000.02739000.02739000.05416000.03009000.0
Percentage of DeferredTaxAssetsNonAccrualInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:DeferredTaxAssetsOperatingLeaseLiabilities

tcbi:DeferredTaxAssetsOperatingLeaseLiabilities


Deferred
Period End2020-12-312019-12-31
Value1720
Percentage of DeferredTaxAssetsOperatingLeaseLiabilities100.0100.0

tcbi:DeferredTaxLiabilitiesOperatingLeaseRightOfUseAssets

tcbi:DeferredTaxLiabilitiesOperatingLeaseRightOfUseAssets


Deferred
Period End2020-12-312019-12-31
Value1619
Percentage of DeferredTaxLiabilitiesOperatingLeaseRightOfUseAssets100.0100.0

tcbi:FairValueMeasurementWithUnobservableInputsReconciliationNonRecurringBasisAssetNet us-gaap:FairValueByAssetClass

tcbi:FairValueMeasurementWithUnobservableInputsReconciliationNonRecurringBasisAssetNet

tcbi:ImpairedLoans


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-03-31
Value0.9089.12136721211095749392921524123139.9
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationNonRecurringBasisAssetNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:FairValueMeasurementWithUnobservableInputsReconciliationNonRecurringBasisAssetValue us-gaap:FairValueByAssetClass

tcbi:FairValueMeasurementWithUnobservableInputsReconciliationNonRecurringBasisAssetValue

tcbi:ImpairedLoans


Fair
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-03-312012-06-302012-03-312011-12-31
Value1125749617714572705332327449291412121012
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationNonRecurringBasisAssetValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:FederalReserveBorrowingsAmountOfAvailableUnusedFunds

tcbi:FederalReserveBorrowingsAmountOfAvailableUnusedFunds


Federal
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value217936374933411431792966264322841940
Percentage of FederalReserveBorrowingsAmountOfAvailableUnusedFunds100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:FinancingReceivableAllowanceForCreditLossesOffBalanceSheetLiability

tcbi:FinancingReceivableAllowanceForCreditLossesOffBalanceSheetLiability


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value1617171512108.649.351109.7951110109.69.1119.07.14.7
Percentage of FinancingReceivableAllowanceForCreditLossesOffBalanceSheetLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:FinancingReceivableModificationsAggregateInterestDeferred us-gaap:LoanRestructuringModificationName

tcbi:FinancingReceivableModificationsAggregateInterestDeferred

tcbi:TemporaryModification


Financing
Period End2020-12-312020-09-30
Value7.710
Percentage of FinancingReceivableModificationsAggregateInterestDeferred100.0100.0

tcbi:FinancingReceivableModificationsAggregateNumberofContracts us-gaap:LoanRestructuringModificationName

tcbi:FinancingReceivableModificationsAggregateNumberofContracts

tcbi:ContinuingModification


Financing
Period End2020-12-312020-09-30
Value48.073.0
Percentage of FinancingReceivableModificationsAggregateNumberofContracts100.0100.0

tcbi:FinancingReceivableModificationsNonAccrualLoansMetCriteriaForRestrucutred

tcbi:FinancingReceivableModificationsNonAccrualLoansMetCriteriaForRestrucutred


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-12-312014-12-312014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value2433454723223515323820229.07.61812182412161724161619
Percentage of FinancingReceivableModificationsNonAccrualLoansMetCriteriaForRestrucutred100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:FinancingReceivableModificationsOutstandingBalance us-gaap:LoanRestructuringModificationName

tcbi:FinancingReceivableModificationsOutstandingBalance

tcbi:ContinuingModification


Financing
Period End2020-12-312020-09-30
Value90166
Percentage of FinancingReceivableModificationsOutstandingBalance100.0100.0

tcbi:SecondModification


Financing
Period End2020-12-312020-09-30
Value5061
Percentage of FinancingReceivableModificationsOutstandingBalance56.236.8

tcbi:FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruingPremiumFinanceLoans

tcbi:FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruingPremiumFinanceLoans


Financing
Period End2020-12-31
Value6400000.0
Percentage of FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruingPremiumFinanceLoans100.0

tcbi:FinancingReceivableRevolvingConvertedToTermLoans

tcbi:FinancingReceivableRevolvingConvertedToTermLoans


Financing
Period End2020-12-31
Value198
Percentage of FinancingReceivableRevolvingConvertedToTermLoans100.0

tcbi:FinancingReceivableRevolvingConvertedToTermLoans us-gaap:FinancingReceivablePortfolioSegment

tcbi:RealEstatePortfolioSegment


Financing
Period End2020-12-31
Value132
Percentage of FinancingReceivableRevolvingConvertedToTermLoans67.1

us-gaap:CommercialPortfolioSegment


Financing
Period End2020-12-31
Value65
Percentage of FinancingReceivableRevolvingConvertedToTermLoans32.9

tcbi:FinancingReceivableRevolvingConvertedToTermLoans us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment

tcbi:RealEstatePortfolioSegment, tcbi:OtherFinancingReceivable, tcbi:NonAccrual


Financing
Period End2020-12-31
Value14
Percentage of FinancingReceivableRevolvingConvertedToTermLoans7.3

tcbi:RealEstatePortfolioSegment, tcbi:OtherFinancingReceivable, us-gaap:Pass


Financing
Period End2020-12-31
Value39
Percentage of FinancingReceivableRevolvingConvertedToTermLoans19.8

tcbi:RealEstatePortfolioSegment, tcbi:OtherFinancingReceivable, us-gaap:SpecialMention


Financing
Period End2020-12-31
Value1.018
Percentage of FinancingReceivableRevolvingConvertedToTermLoans0.5

tcbi:RealEstatePortfolioSegment, us-gaap:CommercialRealEstate, us-gaap:Pass


Financing
Period End2020-12-31
Value61
Percentage of FinancingReceivableRevolvingConvertedToTermLoans30.9

tcbi:RealEstatePortfolioSegment, us-gaap:CommercialRealEstate, us-gaap:SpecialMention


Financing
Period End2020-12-31
Value1.247
Percentage of FinancingReceivableRevolvingConvertedToTermLoans0.6

tcbi:RealEstatePortfolioSegment, us-gaap:CommercialRealEstate, us-gaap:Substandard


Financing
Period End2020-12-31
Value15
Percentage of FinancingReceivableRevolvingConvertedToTermLoans8.0

tcbi:FinancingReceivableRevolvingConvertedToTermLoans us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment

us-gaap:CommercialPortfolioSegment, tcbi:NonAccrual


Financing
Period End2020-12-31
Value0.452
Percentage of FinancingReceivableRevolvingConvertedToTermLoans0.2

us-gaap:CommercialPortfolioSegment, us-gaap:Pass


Financing
Period End2020-12-31
Value40
Percentage of FinancingReceivableRevolvingConvertedToTermLoans20.3

us-gaap:CommercialPortfolioSegment, us-gaap:SpecialMention


Financing
Period End2020-12-31
Value22
Percentage of FinancingReceivableRevolvingConvertedToTermLoans11.5

us-gaap:CommercialPortfolioSegment, us-gaap:Substandard


Financing
Period End2020-12-31
Value1.641
Percentage of FinancingReceivableRevolvingConvertedToTermLoans0.8

tcbi:FinancingReceivableRevolvingConvertedtoTermLoans

tcbi:FinancingReceivableRevolvingConvertedtoTermLoans


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value161191198177135139
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans100.0100.0100.0100.0100.0100.0

tcbi:FinancingReceivableRevolvingConvertedtoTermLoans us-gaap:FinancingReceivablePortfolioSegment

tcbi:EnergyPortfolioSegment


Financing
Period End2020-09-302020-06-302020-03-31
Value2.0623.6582.563
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans1.22.71.8

tcbi:RealEstatePortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value881251321298892
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans54.765.667.173.365.566.7

us-gaap:CommercialPortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value736665454343
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans45.334.432.925.531.831.5

tcbi:FinancingReceivableRevolvingConvertedtoTermLoans us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment

tcbi:RealEstatePortfolioSegment, tcbi:OtherFinancingReceivable, tcbi:Nonaccrual


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value14141413140.0
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans8.77.57.37.810.40.0

tcbi:RealEstatePortfolioSegment, tcbi:OtherFinancingReceivable, us-gaap:Pass


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value293239322339
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans18.417.219.818.417.328.0

tcbi:RealEstatePortfolioSegment, tcbi:OtherFinancingReceivable, us-gaap:SpecialMention


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value1.0181.0181.0181.0187.2836.323
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans0.60.50.50.65.44.5

tcbi:RealEstatePortfolioSegment, us-gaap:CommercialRealEstate, tcbi:Nonaccrual


Financing
Period End2021-03-312020-06-302020-03-31
Value1.2470.00.0
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans0.70.00.0

tcbi:RealEstatePortfolioSegment, us-gaap:CommercialRealEstate, us-gaap:Pass


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value386061743644
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans23.831.730.942.226.831.8

tcbi:RealEstatePortfolioSegment, us-gaap:CommercialRealEstate, us-gaap:SpecialMention


Financing
Period End2020-12-312020-09-302020-06-302020-03-31
Value1.2476.3856.511.883
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans0.63.64.81.4

tcbi:RealEstatePortfolioSegment, us-gaap:CommercialRealEstate, us-gaap:Substandard


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value5.02215151.251.251.25
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans3.18.08.00.70.90.9

tcbi:FinancingReceivableRevolvingConvertedtoTermLoans us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment

tcbi:EnergyPortfolioSegment, tcbi:Nonaccrual


Financing
Period End2020-09-302020-06-302020-03-31
Value1.8123.5081.849
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans1.02.61.3

tcbi:EnergyPortfolioSegment, us-gaap:Pass


Financing
Period End2020-09-302020-06-302020-03-31
Value0.250.150.714
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans0.10.10.5

us-gaap:CommercialPortfolioSegment, tcbi:Nonaccrual


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value0.3530.6670.4520.1310.1731.07
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans0.20.30.20.10.10.8

us-gaap:CommercialPortfolioSegment, us-gaap:Pass


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value594440333737
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans36.623.520.319.127.526.9

us-gaap:CommercialPortfolioSegment, us-gaap:SpecialMention


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value6.6612229.2264.0093.636
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans4.16.611.55.23.02.6

us-gaap:CommercialPortfolioSegment, us-gaap:Substandard


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value7.0297.6351.6411.9221.5821.643
Percentage of FinancingReceivableRevolvingConvertedtoTermLoans4.44.00.81.11.21.2

tcbi:GoodwillAndIntangibleAssetsAccumulatedAmortization

tcbi:GoodwillAndIntangibleAssetsAccumulatedAmortization


Goodwill
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value6807000.06375000.05904000.05434000.04962000.04514000.03886000.03188000.02529000.0-2529000.0-1932000.0-1447000.0
Percentage of GoodwillAndIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:GoodwillAndIntangibleAssetsGross

tcbi:GoodwillAndIntangibleAssetsGross


Goodwill
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value242424242424242422222210
Percentage of GoodwillAndIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:GoodwillAndIntangibleAssetsNet

tcbi:GoodwillAndIntangibleAssetsNet


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value1717171717171818181818181818191919191919191919202020202020212121211919202020209.483
Percentage of GoodwillAndIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:InterestBearingTimeDepositMaturitiesAfterYearFive

tcbi:InterestBearingTimeDepositMaturitiesAfterYearFive


Interest
Period End2020-12-31
Value5000.0
Percentage of InterestBearingTimeDepositMaturitiesAfterYearFive100.0

tcbi:InterestBearingTimeDepositMaturitiesYearFive

tcbi:InterestBearingTimeDepositMaturitiesYearFive


Interest
Period End2020-12-31
Value3003000.0
Percentage of InterestBearingTimeDepositMaturitiesYearFive100.0

tcbi:InterestBearingTimeDepositMaturitiesYearFour

tcbi:InterestBearingTimeDepositMaturitiesYearFour


Interest
Period End2020-12-31
Value1921000.0
Percentage of InterestBearingTimeDepositMaturitiesYearFour100.0

tcbi:InterestBearingTimeDepositMaturitiesYearOne

tcbi:InterestBearingTimeDepositMaturitiesYearOne


Interest
Period End2020-12-31
Value1317
Percentage of InterestBearingTimeDepositMaturitiesYearOne100.0

tcbi:InterestBearingTimeDepositMaturitiesYearThree

tcbi:InterestBearingTimeDepositMaturitiesYearThree


Interest
Period End2020-12-31
Value121
Percentage of InterestBearingTimeDepositMaturitiesYearThree100.0

tcbi:InterestBearingTimeDepositMaturitiesYearTwo

tcbi:InterestBearingTimeDepositMaturitiesYearTwo


Interest
Period End2020-12-31
Value795
Percentage of InterestBearingTimeDepositMaturitiesYearTwo100.0

tcbi:InterestBearingTimeDeposits

tcbi:InterestBearingTimeDeposits


Interest
Period End2020-12-31
Value2239
Percentage of InterestBearingTimeDeposits100.0

tcbi:LoansHeldForSaleFairValueOverUnderPrincipalAmountOutstanding

tcbi:LoansHeldForSaleFairValueOverUnderPrincipalAmountOutstanding


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value-1.133-1.3522.0285.6977.18148.7727.5596.7841919-6.71.577-3.338-1.5768.333
Percentage of LoansHeldForSaleFairValueOverUnderPrincipalAmountOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:LoansHeldForSaleFairValueOverUnderPrincipalAmountOutstanding us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

tcbi:SmallBusinessAdministrationLoans


Loans
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302018-12-312018-06-302017-12-31
Value449.05.87.11.10.2991.33.3
Percentage of LoansHeldForSaleFairValueOverUnderPrincipalAmountOutstanding2174.6158.066.193.916.21.582.4-209.4

tcbi:MortgageFinance

tcbi:MortgageFinance


Mortgage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-03-312012-12-31
Value877290099079937889727588816979517415629958775477592346895308564251833371449749615260498150004312490654084102377437002688278427843175
Percentage of MortgageFinance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof100BasisPointsAdverseChangeinPrepaymentSpeed

tcbi:SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof100BasisPointsAdverseChangeinPrepaymentSpeed


Sensitivity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value-285000.0-27503000.0-16062000.0-13100000.0-6954000.0-10091000.0-17965000.0-9340000.0-10062000.0-10989000.0-11629000.0-24868000.0-24683000.0-20353000.0-28226000.0-25043000.0-18537000.0-10835000.0-6812000.0-146000.0
Percentage of SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof100BasisPointsAdverseChangeinPrepaymentSpeed100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof50BasisPointsAdverseChangeinPrepaymentSpeed

tcbi:SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof50BasisPointsAdverseChangeinPrepaymentSpeed


Sensitivity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value-162000.0-15593000.0-12203000.0-11049000.0-6133000.0-8338000.0-10768000.0-6077000.0-6294000.0-6407000.0-6028000.0-11581000.0-12184000.0-8142000.0-11896000.0-10667000.0-7891000.0-4471000.0-2833000.0-53000.0
Percentage of SensitivityAnalysisofFairValueTransferorsInterestsinTransferredFinancialAssetsImpactof50BasisPointsAdverseChangeinPrepaymentSpeed100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisesInPeriodWeightedAverageExercisePrice us-gaap:AwardType

tcbi:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisesInPeriodWeightedAverageExercisePrice

us-gaap:StockAppreciationRightsSARS


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value20.5224.0731.3533.9422.5420.9720.8719.21
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisesInPeriodWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageExercisePrice us-gaap:AwardType

tcbi:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageExercisePrice

us-gaap:StockAppreciationRightsSARS


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value43.4833.9529.1330.1231.6825.7324.8323.6820.9
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice us-gaap:AwardType

tcbi:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice

us-gaap:StockAppreciationRightsSARS


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value43.4833.9527.8126.0226.7322.4921.1620.64
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:TimeDepositsFromRelatedParties

tcbi:TimeDepositsFromRelatedParties


Time
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value111313131516302730302644
Percentage of TimeDepositsFromRelatedParties100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value138.36425164.609121414144.6770.6540.41
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value127.99714154.455121314134.3160.286
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax94.295.655.297.096.799.098.097.897.792.343.7

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.7710.367110.490.1540.1320.2750.3240.3330.3610.3680.648
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax5.84.444.83.03.31.02.02.22.37.756.30.0

us-gaap:USGovernmentAgenciesDebtSecurities


Available
Period End2020-12-31
Value0.001
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax0.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value46795.8367.6944.0086.6982.7493.2583.764.0760.02.152
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax us-gaap:FinancialInstrument

us-gaap:CreditRiskContract


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value3.03.2483.2963.6553.766.6982.7493.2583.764.076
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax6.44.156.547.593.8100.0100.0100.0100.0100.0

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value41711.1282.9870.00.00.00.00.00.00.00.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax88.089.519.338.80.00.00.00.00.00.00.00.0

us-gaap:USGovernmentAgenciesDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value2.5855.161.4121.052
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax5.56.524.213.7

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value3790348031431328206198202203207208102102
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value17317318418418717818318318718795
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis4.65.05.913.990.890.390.390.090.189.893.3

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value34773166281810044.3084.5564.9915.5945.8536.5676.87410
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis91.791.089.775.62.12.32.52.72.83.16.70.0

us-gaap:AvailableForSaleSecurities

us-gaap:AvailableForSaleSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value3757340831631337206204214214218209103117242423241194224262728293135374143495263677587100107114123143142157185
Percentage of AvailableForSaleSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecurities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring, us-gaap:EquitySecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value33272622201718151514105.46
Percentage of AvailableForSaleSecurities0.90.80.81.710.18.58.67.47.06.810.023.2

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:EquitySecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value7.1417.1397.2397.2627.2757.2397.137.1467.1057.0026.9087.106
Percentage of AvailableForSaleSecurities0.20.20.20.53.53.53.33.33.33.36.730.2

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value18518119920019119119719720119195
Percentage of AvailableForSaleSecurities4.95.36.315.092.593.892.091.992.291.693.0

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:CreditRiskContract


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value11111111108.01511111010
Percentage of AvailableForSaleSecurities0.30.30.40.85.33.95.65.35.05.1

us-gaap:AvailableForSaleSecuritiesAmortizedCost

us-gaap:AvailableForSaleSecuritiesAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value37903480314313282061982022032072081022223118412425262728303335394146506065728395101108116136177
Percentage of AvailableForSaleSecuritiesAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesAmortizedCost us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value17317318418418717818318318718795
Percentage of AvailableForSaleSecuritiesAmortizedCost4.65.05.913.990.890.390.390.090.189.893.3

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value34773166281810044.3084.5564.9915.5945.8536.5676.87410
Percentage of AvailableForSaleSecuritiesAmortizedCost91.791.089.775.62.12.32.52.72.83.16.745.1

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value171717170.00.00.00.00.00.00.01.502
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost100.0100.0100.0100.00.00.00.00.00.00.00.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value161617170.00.00.00.00.00.00.01.636
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue100.0100.0100.0100.00.00.00.00.00.00.00.0100.0

us-gaap:USGovernmentAgenciesDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value122119123123
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue729.2728.9706.6707.4

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.3560.4490.5450.6530.7720.8881.0051.1351.2751.4191.5730.819
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.3950.4990.6050.7190.8510.9681.0881.2321.3671.5161.6680.916
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value17317318418418717818318318718795
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value3459314828009863.5363.6683.9864.4594.5785.1485.2987.567
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost1994.91814.31514.3533.11.92.12.22.42.42.75.50.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value18518119920019119119719720119195
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CreditRiskContract


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value11111111108.01511111010
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue6.36.35.75.55.74.26.15.85.45.5

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value3419307828109833.6113.724.1784.6864.8195.4125.577.975
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue1839.11695.71411.2489.81.91.92.12.42.42.85.80.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities

us-gaap:AvailableForSaleSecuritiesDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value3757340831631337206204214214218209103101
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

us-gaap:FairValueInputsLevel1, us-gaap:CarryingReportedAmountFairValueDisclosure


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value33272622201718151514105.46
Percentage of AvailableForSaleSecuritiesDebtSecurities0.90.80.81.710.18.58.67.47.06.810.00.0

us-gaap:FairValueInputsLevel1, us-gaap:EstimateOfFairValueFairValueDisclosure


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value33272622201718151514105.46
Percentage of AvailableForSaleSecuritiesDebtSecurities0.90.80.81.710.18.58.67.47.06.810.00.0

us-gaap:FairValueInputsLevel2, us-gaap:CarryingReportedAmountFairValueDisclosure


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value35663222295911321111121313131418
Percentage of AvailableForSaleSecuritiesDebtSecurities94.994.593.684.75.75.85.86.16.16.713.70.0

us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value35663222295911321111121313131418
Percentage of AvailableForSaleSecuritiesDebtSecurities94.994.593.684.75.75.85.86.16.16.713.70.0

us-gaap:FairValueInputsLevel3, us-gaap:CarryingReportedAmountFairValueDisclosure


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value197193210211202199208209212202950.0
Percentage of AvailableForSaleSecuritiesDebtSecurities5.35.76.715.897.897.797.597.297.296.793.00.0

us-gaap:FairValueInputsLevel3, us-gaap:EstimateOfFairValueFairValueDisclosure


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value197193210211202199208209212202950.0
Percentage of AvailableForSaleSecuritiesDebtSecurities5.35.76.715.897.897.797.597.297.296.793.00.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:ResidentialMortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value34373095282810014.4624.6885.2665.9186.1866.9287.24210
Percentage of AvailableForSaleSecuritiesDebtSecurities91.590.889.474.92.22.32.52.82.83.37.00.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:USGovernmentAgenciesDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value122119123123
Percentage of AvailableForSaleSecuritiesDebtSecurities3.33.53.99.3

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:AssetBackedSecurities


Available
Period End2020-12-312019-12-31
Value199197
Percentage of AvailableForSaleSecuritiesDebtSecurities6.392.0

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:CreditRiskContract


Available
Period End2020-12-312019-12-31
Value1111
Percentage of AvailableForSaleSecuritiesDebtSecurities0.45.6

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value18518119920019119119719720119195
Percentage of AvailableForSaleSecuritiesDebtSecurities4.95.36.315.092.593.892.091.992.291.693.0

us-gaap:CreditRiskContract


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value11111111108.01511111010
Percentage of AvailableForSaleSecuritiesDebtSecurities0.30.30.40.85.33.95.65.35.05.1

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value34373095282810014.4624.6885.2665.9186.1866.9287.24210
Percentage of AvailableForSaleSecuritiesDebtSecurities91.590.889.474.92.22.32.52.82.83.37.00.0

us-gaap:USGovernmentAgenciesDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value122119123123
Percentage of AvailableForSaleSecuritiesDebtSecurities3.33.53.99.3

us-gaap:AvailableForSaleSecuritiesEquitySecurities

us-gaap:AvailableForSaleSecuritiesEquitySecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value413433292824252322211716151412
Percentage of AvailableForSaleSecuritiesEquitySecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Capital

us-gaap:Capital


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value39783811349834703383341533983318325530742999290228432768272226542603256121521967138711121112774697
Percentage of Capital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Capital us-gaap:ConsolidatedEntities

srt:Subsidiaries


Capitalus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-31
Value34693405337533453255328332623179311329252567
Percentage of Capital87.289.396.596.496.296.196.095.895.695.292.8

us-gaap:CapitalRequiredForCapitalAdequacy us-gaap:ConsolidatedEntities, us-gaap:RiskWeightedAssetsCalculationMethodology

us-gaap:CapitalRequiredForCapitalAdequacy

srt:Subsidiaries, tcbi:AdvancedApproachPhaseInSchedule


Capital
Period End2020-12-312019-12-312018-12-312017-12-31
Value3038238926822225
Percentage of CapitalRequiredForCapitalAdequacy100.0100.0100.0100.0

srt:Subsidiaries, tcbi:AdvancedApproachPhasedIn


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-31
Value28272848303830743055299431363151301328522526
Percentage of CapitalRequiredForCapitalAdequacy0.00.0100.00.00.00.0131.30.00.0106.3113.5

us-gaap:CapitalRequiredForCapitalAdequacy us-gaap:RiskWeightedAssetsCalculationMethodology

tcbi:AdvancedApproachPhaseInSchedule


Capital
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302017-12-31
Value303923902683258225792227
Percentage of CapitalRequiredForCapitalAdequacy100.0100.1100.00.00.0100.1

tcbi:AdvancedApproachPhasedIn


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-31
Value2827285030393078306129973137315330162853274627422528
Percentage of CapitalRequiredForCapitalAdequacy0.00.0100.00.00.00.0131.30.00.0106.40.00.0113.6

us-gaap:CapitalRequiredForCapitalAdequacyToRiskWeightedAssets us-gaap:ConsolidatedEntities, us-gaap:RiskWeightedAssetsCalculationMethodology

us-gaap:CapitalRequiredForCapitalAdequacyToRiskWeightedAssets

srt:Subsidiaries, tcbi:AdvancedApproachPhaseInSchedule


Capital
Period End2020-12-312019-12-312018-12-312017-12-31
Value10.50.080.09880.0925
Percentage of CapitalRequiredForCapitalAdequacyToRiskWeightedAssets100.0100.0100.0100.0

srt:Subsidiaries, tcbi:AdvancedApproachPhasedIn


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-31
Value10.510.510.510.50.1050.1050.1050.1050.1050.1050.105
Percentage of CapitalRequiredForCapitalAdequacyToRiskWeightedAssets0.00.0100.00.00.00.0131.20.00.0106.3113.5

us-gaap:CapitalRequiredForCapitalAdequacyToRiskWeightedAssets us-gaap:RiskWeightedAssetsCalculationMethodology

tcbi:AdvancedApproachPhaseInSchedule


Capital
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302017-12-31
Value10.50.080.09880.09880.098750.0925
Percentage of CapitalRequiredForCapitalAdequacyToRiskWeightedAssets100.0100.0100.00.00.0100.0

tcbi:AdvancedApproachPhasedIn


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-31
Value10.510.510.510.50.1050.1050.1050.1050.1050.1050.1050.1050.105
Percentage of CapitalRequiredForCapitalAdequacyToRiskWeightedAssets0.00.0100.00.00.00.0131.20.00.0106.30.00.0113.5

us-gaap:CapitalRequiredToBeWellCapitalized us-gaap:ConsolidatedEntities

us-gaap:CapitalRequiredToBeWellCapitalized

srt:Subsidiaries


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-31
Value26922713289329272910285229863001287027162406
Percentage of CapitalRequiredToBeWellCapitalized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets us-gaap:ConsolidatedEntities

us-gaap:CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets

srt:Subsidiaries


Capital
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312017-12-31
Value10.010.010.010.00.10.10.10.10.10.10.1
Percentage of CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:EstimateOfFairValueFairValueDisclosure


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value6971114289206106469716966044255209364423313080278534622451290525012269292028391790
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndDueFromBanks

us-gaap:CashAndDueFromBanks


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value202215173185176162161216163177214169174154178143126116113117988910910111799961021161119211890801118893667912089104
Percentage of CashAndDueFromBanks100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContinuingInvolvementWithTransferredFinancialAssetsPrincipalAmountOutstanding

us-gaap:ContinuingInvolvementWithTransferredFinancialAssetsPrincipalAmountOutstanding


Continuing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value1291360013800127001020083006700560051004400390073007100660070006100500035492200127973638039
Percentage of ContinuingInvolvementWithTransferredFinancialAssetsPrincipalAmountOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentInterestRateEffectivePercentage tcbi:BorrowingsType

us-gaap:DebtInstrumentInterestRateEffectivePercentage

tcbi:CustomerRepurchaseAgreements


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value0.350.00610.00090.00030.00050.00020.00380.00310.0004
Percentage of DebtInstrumentInterestRateEffectivePercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FederalFundsPurchased


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value0.150.01660.02540.01450.0080.00550.0030.00220.0026
Percentage of DebtInstrumentInterestRateEffectivePercentage42.9272.12822.24833.31600.02750.078.971.0650.0

us-gaap:FederalHomeLoanBankAdvances


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value0.460.01680.02560.01350.00610.00310.00130.00120.0009
Percentage of DebtInstrumentInterestRateEffectivePercentage131.4275.42844.44500.01220.01550.034.238.7225.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value1111111110
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger us-gaap:FinancialInstrument

us-gaap:CreditRiskContract


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value11111111108.0150.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger100.0100.0100.0100.0100.00.00.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value3000000.03248000.03296000.03655000.03760000.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss us-gaap:FinancialInstrument

us-gaap:CreditRiskContract


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value3000000.03248000.03296000.03655000.03760000.06698000.00
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss100.0100.0100.0100.0100.00.00.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value3379318745210039111
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months us-gaap:FinancialInstrument

us-gaap:MortgageBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value32573067354879
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months96.496.278.287.6

us-gaap:USGovernmentAgenciesDebtSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value12211998123
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months3.63.821.812.4

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value43762.544.0390.2482.749
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss us-gaap:FinancialInstrument

us-gaap:MortgageBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value41711.1282.987
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss94.193.344.474.0

us-gaap:USGovernmentAgenciesDebtSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value2.5855.161.4121.052
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss5.96.755.626.0

us-gaap:DebtSecuritiesAvailableForSaleMeasurementInput us-gaap:Range, us-gaap:FairValueByAssetClass, us-gaap:MeasurementInputType

us-gaap:DebtSecuritiesAvailableForSaleMeasurementInput

srt:Maximum, us-gaap:AssetBackedSecurities, us-gaap:MeasurementInputDiscountRate


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value2.373.032.532.660.03550.0305
Percentage of DebtSecuritiesAvailableForSaleMeasurementInput100.0100.0100.0100.0100.0100.0

srt:Maximum, us-gaap:CreditRiskContract, us-gaap:MeasurementInputDiscountRate


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value7.978.277.597.570.0720.1374
Percentage of DebtSecuritiesAvailableForSaleMeasurementInput336.3272.9300.0284.6202.8450.5

srt:Minimum, us-gaap:AssetBackedSecurities, us-gaap:MeasurementInputDiscountRate


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value2.292.952.442.550.03520.0304
Percentage of DebtSecuritiesAvailableForSaleMeasurementInput96.697.496.495.999.299.7

srt:Minimum, us-gaap:CreditRiskContract, us-gaap:MeasurementInputDiscountRate


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value3.093.322.752.760.02990.0735
Percentage of DebtSecuritiesAvailableForSaleMeasurementInput130.4109.6108.7103.884.2241.0

srt:WeightedAverage, us-gaap:AssetBackedSecurities, us-gaap:MeasurementInputDiscountRate


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value2.332.992.492.610.03540.03050.0299
Percentage of DebtSecuritiesAvailableForSaleMeasurementInput98.398.798.498.199.7100.00.0

srt:WeightedAverage, us-gaap:CreditRiskContract, us-gaap:MeasurementInputDiscountRate


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value4.724.974.364.360.04390.09480.0454
Percentage of DebtSecuritiesAvailableForSaleMeasurementInput199.2164.0172.3163.9123.7310.80.0

us-gaap:DebtSecuritiesAvailableForSaleRestricted us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleRestricted

tcbi:CustomerRepurchaseAgreements


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value262831333.03.13.53.94.14.64.87.3
Percentage of DebtSecuritiesAvailableForSaleRestricted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BankTimeDeposits


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value1.31.61.92.01.41.51.21.41.41.61.71.6
Percentage of DebtSecuritiesAvailableForSaleRestricted4.95.76.06.146.748.434.335.934.134.835.421.9

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value33913199464101410211
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition us-gaap:FinancialInstrument

us-gaap:CreditRiskContract


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value11111111108.01511
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition0.30.42.51.110.70.0100.0

us-gaap:MortgageBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value32573067354879
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition96.095.976.386.7

us-gaap:USGovernmentAgenciesDebtSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value12211998123
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition3.63.721.212.2

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value46795.8367.6944.0082.749
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss us-gaap:FinancialInstrument

us-gaap:CreditRiskContract


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value3.03.2483.2963.6553.766.6982.749
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss6.44.156.547.593.80.0100.0

us-gaap:MortgageBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value41711.1282.987
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss88.089.519.338.8

us-gaap:USGovernmentAgenciesDebtSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value2.5855.161.4121.052
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss5.56.524.213.7

us-gaap:DebtSecuritiesHeldToMaturity90DaysOrMorePastDueStillAccruing

us-gaap:DebtSecuritiesHeldToMaturity90DaysOrMorePastDueStillAccruing


Debt
Period End2021-06-302021-03-312020-09-30
Value3.03.111
Percentage of DebtSecuritiesHeldToMaturity90DaysOrMorePastDueStillAccruing100.0100.0100.0

us-gaap:DebtWeightedAverageInterestRate tcbi:BorrowingsType

us-gaap:DebtWeightedAverageInterestRate

tcbi:CustomerRepurchaseAgreements


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value0.470.00510.00090.00040.0006
Percentage of DebtWeightedAverageInterestRate100.0100.0100.0100.0100.0

us-gaap:FederalFundsPurchased


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-312009-12-31
Value0.520.02360.02020.0120.00570.00290.00270.00270.00280.00280.00250.00440.0047
Percentage of DebtWeightedAverageInterestRate110.6462.72244.43000.0950.00.00.00.00.00.00.00.00.0

us-gaap:FederalHomeLoanBankAdvances


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-312009-12-31
Value0.720.02310.02050.01080.00430.00180.00150.00140.00160.00160.00110.00140.0062
Percentage of DebtWeightedAverageInterestRate153.2452.92277.82700.0716.70.00.00.00.00.00.00.00.0

us-gaap:DebtWeightedAverageInterestRate us-gaap:DebtInstrument

tcbi:SeniorUnsecuredCreditLinkedNotes


Debt
Period End2021-03-31
Value5.54
Percentage of DebtWeightedAverageInterestRate0.0

us-gaap:DebtWeightedAverageInterestRate us-gaap:ScheduleOfSharesSubjectToMandatoryRedemptionBySettlementTerms

us-gaap:SubordinatedDebenturesSubjectToMandatoryRedemption


Debt
Period End2021-03-312020-03-31
Value2.193.8
Percentage of DebtWeightedAverageInterestRate0.00.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value3136000.02544000.02517000.03686000.02322000.01299000.01298000.01157000.01452000.01452000.0526000.0432000.0
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value5795000.04027000.02211000.01217000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value3.9133.6053.3634.465.7615.5098.263105.7775.7773.7765.769
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value11101110131313118.9918.9916.4324.774
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value594444426453383227272526
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts

us-gaap:DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value2997000.02686000.02049000.01304000.01722000.01726000.01488000.0-1048000.0-1113000.0-1113000.0-1054000.0-991000.0
Percentage of DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesLeasingArrangements


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value8.6037.9129.06.857.962109.466-6.587-9.077-9.077-11.174-16.153
Percentage of DeferredTaxLiabilitiesLeasingArrangements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesMortgageServicingRights

us-gaap:DeferredTaxLiabilitiesMortgageServicingRights


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value22139.18417100.151
Percentage of DeferredTaxLiabilitiesMortgageServicingRights100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value3381000.03337000.02662000.02068000.02971000.02468000.01914000.0-1819000.0-1769000.0-1672000.0-293000.0-77000.0
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesOtherComprehensiveIncome

us-gaap:DeferredTaxLiabilitiesOtherComprehensiveIncome


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value4193000.02379000.0138000.0138000.0223000.0387000.0694000.0-877000.0-1762000.0-1762000.0-2542000.0-2884000.0
Percentage of DeferredTaxLiabilitiesOtherComprehensiveIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value14178.2337.3548.7978.2960.0-1.183-1.077-1.077-1.235-1.966
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-31
Value29272623211718161514105.5871.8110.0
Percentage of DefinedBenefitPlanFairValueOfPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:Deposits

us-gaap:Deposits


Deposits
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value28839333913099631959301872713426478274132299920650206062038520334187641912319081172921660517016181451670316298150841516514188141221267311715107579729925789577980774574406717666060635556548654215455
Percentage of Deposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepositsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

us-gaap:DepositsFairValueDisclosure

us-gaap:FairValueInputsLevel3, us-gaap:CarryingReportedAmountFairValueDisclosure


Deposits
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value2883933391309963195930187271342647827413229992065020606203852033418764191231908117292166051701615084
Percentage of DepositsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel3, us-gaap:EstimateOfFairValueFairValueDisclosure


Deposits
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value2883933392309973196030192303022935727420230022065120608203862125818765191241908117296166041701715085
Percentage of DepositsFairValueDisclosure100.0100.0100.0100.0100.0111.7110.9100.0100.0100.0100.0100.0104.5100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepositsMoneyMarketDeposits

us-gaap:DepositsMoneyMarketDeposits


Deposits
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value4396365130512567195420061292792979979448346
Percentage of DepositsMoneyMarketDeposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepositsSavingsDeposits

us-gaap:DepositsSavingsDeposits


Deposits
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-31
Value11619105178222821466256163563044143170317022882348
Percentage of DepositsSavingsDeposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssetFairValueGrossLiability us-gaap:HedgingDesignation

us-gaap:DerivativeAssetFairValueGrossLiability

us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value948000.02387000.071000.000182000.094000.0357000.03628000.07768000.04635000.01754000.00361000.05374000.0
Percentage of DerivativeAssetFairValueGrossLiability100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:DerivativeAssetNotionalAmount us-gaap:CounterpartyName, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeAssetNotionalAmount

tcbi:Customercounterparties, us-gaap:LoansReceivable, us-gaap:ForeignExchangeForward, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value5.0156.6646.6672.2292.2282.9712.2192.95439
Percentage of DerivativeAssetNotionalAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:Customercounterparties, us-gaap:LoansReceivable, us-gaap:InterestRateCap, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value217655565652657665639627606
Percentage of DerivativeAssetNotionalAmount4341.89842.78484.129259.229493.222393.728804.121230.51527.4

tcbi:Customercounterparties, us-gaap:LoansReceivable, us-gaap:InterestRateSwap, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value190218261922191919471929154815401579
Percentage of DerivativeAssetNotionalAmount37931.427402.728842.986134.587424.064931.169771.752141.13974.5

tcbi:Financialinstitutioncounterparties, us-gaap:LoansReceivable, us-gaap:ForeignExchangeForward, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value5.0156.6646.6672.2292.2282.9712.2192.95439
Percentage of DerivativeAssetNotionalAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:Financialinstitutioncounterparties, us-gaap:LoansReceivable, us-gaap:InterestRateCap, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value217655565652657665639627606
Percentage of DerivativeAssetNotionalAmount4341.89842.78484.129259.229493.222393.728804.121230.51527.4

tcbi:Financialinstitutioncounterparties, us-gaap:LoansReceivable, us-gaap:InterestRateSwap, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value190218261922191919471929154815401579
Percentage of DerivativeAssetNotionalAmount37931.427402.728842.986134.587424.064931.169771.752141.13974.5

us-gaap:DerivativeAssetNotionalAmount us-gaap:DerivativeInstrumentRisk

tcbi:RiskParticipationAgreementParticipantBank


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value118119119110110136146143149
Percentage of DerivativeAssetNotionalAmount2354.91785.71792.44943.94968.64594.46611.14840.9375.2

tcbi:RiskParticipationAgreementsLeadBank


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value16016016516616680145166114
Percentage of DerivativeAssetNotionalAmount3192.42410.02488.47460.77491.02719.66575.05643.2288.9

us-gaap:DerivativeAssetNotionalAmount us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

tcbi:ForwardSaleCommitments, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value1.0751551551530.0
Percentage of DerivativeAssetNotionalAmount19.91125.52324.96953.86867.10.0

tcbi:InterestRateSwapFuture, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value3.01703202602550.0
Percentage of DerivativeAssetNotionalAmount59.82551.04799.811664.411445.20.0

us-gaap:DerivativeAssetNotionalAmount us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:TransactionType

us-gaap:InterestRateContract, us-gaap:Nondesignated, us-gaap:ForwardContracts


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value2034248515251311820265427471928
Percentage of DerivativeAssetNotionalAmount398.85135.37279.568416.358885.727618.7119632.993002.24853.2

us-gaap:InterestRateContract, us-gaap:Nondesignated, us-gaap:LoanPurchaseCommitments


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value2.819833212951215636214580167
Percentage of DerivativeAssetNotionalAmount55.82972.34981.958114.654560.121416.39644.519650.4422.7

us-gaap:DerivativeAssets us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

us-gaap:DerivativeAssets

us-gaap:FairValueInputsLevel2, us-gaap:CarryingReportedAmountFairValueDisclosure


Derivative
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value1024821352117162528243735
Percentage of DerivativeAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value64701021241431254862533121352117162528243735
Percentage of DerivativeAssets0.00.0100.00.00.00.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssets us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value1024821352117162528243758655435463343312024159.317131127282925192020
Percentage of DerivativeAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeAssets us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:HedgingDesignation

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value64701021241431254862533121
Percentage of DerivativeAssets0.00.0100.00.00.00.0100.00.00.00.0100.0

us-gaap:DerivativeAssets us-gaap:HedgingDesignation

us-gaap:Nondesignated


Derivative
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value10248211637353114
Percentage of DerivativeAssets100.0100.0100.0100.0100.0100.00.00.0

us-gaap:DerivativeAverageFixedInterestRate tcbi:InterestRateByType, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeAverageFixedInterestRate

tcbi:InterestRatePaid, us-gaap:LoansReceivable, us-gaap:InterestRateSwap, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value1.21.271.381.420.01440.02190.03260.03560.03940.04090.0420.04170.04170.04140.04340.04430.04470.04610.04580.04610.04610.04720.04720.04720.04740.0470.04820.02840.02850.02890.04890.03170.03160.03170.03110.02390.02080.020619.0
Percentage of DerivativeAverageFixedInterestRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

tcbi:InterestRateReceived, us-gaap:LoansReceivable, us-gaap:InterestRateSwap, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value2.832.993.143.210.03230.03270.03940.04030.04060.04140.04240.03920.03850.03650.03590.03460.03490.0340.03170.030.0290.02960.02960.02790.02810.02740.02790.04850.04840.04870.02990.04890.04860.04880.04760.04940.05130.0518
Percentage of DerivativeAverageFixedInterestRate235.8235.4227.5226.1224.3149.3120.9113.2103.0101.2101.094.092.388.282.778.178.173.869.265.162.962.762.759.159.358.357.9170.8169.8168.561.1154.3153.8153.9153.1206.7246.6251.5

us-gaap:DerivativeAverageFixedInterestRate us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:LoansReceivable, us-gaap:InterestRateCap, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-06-302013-03-312012-09-302012-06-302012-03-31
Value2.683.073.413.380.03380.03310.03290.0330.03190.03220.0320.0240.02450.02340.01440.01870.01950.01980.022123.30.0237
Percentage of DerivativeAverageFixedInterestRate223.3241.7247.1238.0234.7151.1100.992.781.078.776.255.353.549.629.938.261.762.592.5112019.2115.0

us-gaap:DerivativeFairValueOfDerivativeAsset us-gaap:CounterpartyName, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeFairValueOfDerivativeAsset

tcbi:Customercounterparties, us-gaap:LoansReceivable, us-gaap:ForeignExchangeForward, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.0180.0780.0980.2380.00.00.0060.00.0140.0590.069
Percentage of DerivativeFairValueOfDerivativeAsset100.0100.0100.0100.00.00.0100.00.0100.0100.0100.0

tcbi:Customercounterparties, us-gaap:LoansReceivable, us-gaap:InterestRateSwap, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value646696108118113465850271615
Percentage of DerivativeFairValueOfDerivativeAsset0.0368683.3123392.3111201.049858.40.00.0972450.00.0196485.728337.322437.7

tcbi:Financialinstitutioncounterparties, us-gaap:LoansReceivable, us-gaap:ForeignExchangeForward, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.0310.0960.2140.0070.00.4170.1690.0370.1121.8472.2630.004
Percentage of DerivativeFairValueOfDerivativeAsset0.0533.3274.47.10.00.00.0616.70.013192.93835.65.8

tcbi:Financialinstitutioncounterparties, us-gaap:LoansReceivable, us-gaap:InterestRateCap, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.0650.0880.0340.0230.0420.0640.0320.0430.1670.3831.1090.421
Percentage of DerivativeFairValueOfDerivativeAsset0.0488.943.623.517.60.00.0716.70.02735.71879.7610.1

tcbi:Financialinstitutioncounterparties, us-gaap:LoansReceivable, us-gaap:InterestRateSwap, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.9482.3870.0710.00.00.1820.0940.3563.6267.9784.736
Percentage of DerivativeFairValueOfDerivativeAsset0.013261.191.00.00.00.01566.70.025900.013522.06863.8

us-gaap:DerivativeFairValueOfDerivativeAsset us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

tcbi:ForwardSaleCommitments, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value0.0030.0770.5510.3511.0670.0
Percentage of DerivativeFairValueOfDerivativeAsset0.0427.8706.4358.2448.30.0

tcbi:InterestRateSwapFuture, us-gaap:Nondesignated


Derivative
Period End2021-06-302020-12-312020-09-302020-06-302019-12-31
Value0.0190.4740.0812.460.0
Percentage of DerivativeFairValueOfDerivativeAsset0.0607.782.71033.60.0

us-gaap:DerivativeFairValueOfDerivativeAsset us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:TransactionType

us-gaap:InterestRateContract, us-gaap:Nondesignated, us-gaap:ForwardContracts


Derivative
Period End2021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value3.2140.00.00.00.7030.00.00.00.0100.00.0
Percentage of DerivativeFairValueOfDerivativeAsset17855.60.00.00.011716.70.00.00.00.00.00.00.0

us-gaap:InterestRateContract, us-gaap:Nondesignated, us-gaap:LoanPurchaseCommitments


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value0.0360.5315.1231520111.9653.592.7651.2971.4420.6351.3510.00.0
Percentage of DerivativeFairValueOfDerivativeAsset0.02950.06567.915398.08647.10.00.059833.30.09264.32444.1920.30.00.00.0

us-gaap:DerivativeFairValueOfDerivativeAsset us-gaap:HedgingDesignation

us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value657210212414312548625334292139353120
Percentage of DerivativeFairValueOfDerivativeAsset0.0404300.0131783.3127170.460105.00.00.01047000.00.0247692.950125.430947.80.00.00.00.0

us-gaap:DerivativeFairValueOfDerivativeLiability us-gaap:CounterpartyName, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeFairValueOfDerivativeLiability

tcbi:Customercounterparties, us-gaap:LoansReceivable, us-gaap:ForeignExchangeForward, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.0310.0960.2140.0070.00.4170.1690.0370.1121.8472.2630.004
Percentage of DerivativeFairValueOfDerivativeLiability100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

tcbi:Customercounterparties, us-gaap:LoansReceivable, us-gaap:InterestRateCap, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.0650.0880.0340.0230.0420.0640.0320.0430.1670.3831.1090.421
Percentage of DerivativeFairValueOfDerivativeLiability209.791.715.9328.60.015.318.9116.2149.120.749.010525.0

tcbi:Customercounterparties, us-gaap:LoansReceivable, us-gaap:InterestRateSwap, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.9482.3870.0710.00.00.1820.0940.3563.6267.9784.736
Percentage of DerivativeFairValueOfDerivativeLiability3058.12486.533.20.00.0107.7254.1317.9196.3352.5118400.0

tcbi:Financialinstitutioncounterparties, us-gaap:LoansReceivable, us-gaap:ForeignExchangeForward, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value0.0180.0780.0980.2380.00.00.0060.00.0140.0590.069
Percentage of DerivativeFairValueOfDerivativeLiability18.836.41400.00.00.00.016.20.00.82.61725.0

tcbi:Financialinstitutioncounterparties, us-gaap:LoansReceivable, us-gaap:InterestRateSwap, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value646696108118113465850271615
Percentage of DerivativeFairValueOfDerivativeLiability207080.669128.144974.81556814.30.027276.327525.4157694.645099.11489.3738.8387050.0

us-gaap:DerivativeFairValueOfDerivativeLiability us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

tcbi:ForwardSaleCommitments, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-09-302020-06-302019-12-31
Value0.6150.0080.00.0
Percentage of DerivativeFairValueOfDerivativeLiability640.6114.30.00.0

tcbi:InterestRateSwapFuture, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-09-302020-06-302019-12-31
Value0.0040.9540.2110.0030.0
Percentage of DerivativeFairValueOfDerivativeLiability12.9993.83014.30.00.0

us-gaap:DerivativeFairValueOfDerivativeLiability us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:TransactionType

us-gaap:InterestRateContract, us-gaap:Nondesignated, us-gaap:ForwardContracts


Derivative
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value0.0522.6754.8497.593124.5871.814.72212211.1030.00.0190.0
Percentage of DerivativeFairValueOfDerivativeLiability167.71250.069271.40.02933.12714.24891.94216.1674.6928.227575.00.00.00.0

us-gaap:InterestRateContract, us-gaap:Nondesignated, us-gaap:LoanPurchaseCommitments


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value1.1490.0080.0860.0030.0050.0040.150.2460.0770.0060.190.00.1090.0
Percentage of DerivativeFairValueOfDerivativeLiability1196.93.71228.60.01.22.4405.4219.64.20.34750.00.00.00.0

us-gaap:DerivativeFairValueOfDerivativeLiability us-gaap:HedgingDesignation

us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value65719911412612651605645492227353120
Percentage of DerivativeFairValueOfDerivativeLiability210629.074656.246414.01632271.40.030325.930468.6163478.450101.82486.02171.6550300.00.00.00.00.0

us-gaap:DerivativeLiabilities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

us-gaap:DerivativeLiabilities

us-gaap:FairValueInputsLevel2, us-gaap:CarryingReportedAmountFairValueDisclosure


Derivative
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value995141272516172426272635
Percentage of DerivativeLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value6469991141261265160554241272516172426272635
Percentage of DerivativeLiabilities0.00.0100.00.00.00.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeLiabilities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-31
Value9951412725161724262726606655354633433120-24.453-9.317
Percentage of DerivativeLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.3100.0100.00.00.00.0100.00.00.00.00.00.00.00.0

us-gaap:DerivativeLiabilities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:HedgingDesignation

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value6469114126126605542
Percentage of DerivativeLiabilities0.00.00.00.00.00.00.00.0

us-gaap:DerivativeLiabilities us-gaap:HedgingDesignation

us-gaap:Nondesignated


Derivative
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value9951411726353114
Percentage of DerivativeLiabilities100.0100.0100.0100.0100.0100.00.00.0

us-gaap:DerivativeLiabilityFairValueGrossAsset us-gaap:HedgingDesignation

us-gaap:DerivativeLiabilityFairValueGrossAsset

us-gaap:Nondesignated


Derivative
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value948000.02387000.071000.000182000.094000.0357000.03628000.07768000.04635000.01754000.00361000.05374000.0
Percentage of DerivativeLiabilityFairValueGrossAsset100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:DerivativeNotionalAmount us-gaap:CounterpartyName, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeNotionalAmount

tcbi:Customercounterparties, us-gaap:LoansReceivable, us-gaap:ForeignExchangeForward, us-gaap:Nondesignated


Derivative
Period End2020-12-312019-12-31
Value6.6672.219
Percentage of DerivativeNotionalAmount100.0100.0

tcbi:Customercounterparties, us-gaap:LoansReceivable, us-gaap:InterestRateCap, us-gaap:Nondesignated


Derivative
Period End2020-12-312019-12-31
Value565639
Percentage of DerivativeNotionalAmount8484.128804.1

tcbi:Customercounterparties, us-gaap:LoansReceivable, us-gaap:InterestRateSwap, us-gaap:Nondesignated


Derivative
Period End2020-12-312019-12-31
Value19221548
Percentage of DerivativeNotionalAmount28842.969771.7

tcbi:Financialinstitutioncounterparties, us-gaap:LoansReceivable, us-gaap:ForeignExchangeForward, us-gaap:Nondesignated


Derivative
Period End2020-12-312019-12-31
Value6.6672.219
Percentage of DerivativeNotionalAmount100.0100.0

tcbi:Financialinstitutioncounterparties, us-gaap:LoansReceivable, us-gaap:InterestRateCap, us-gaap:Nondesignated


Derivative
Period End2020-12-312019-12-31
Value565639
Percentage of DerivativeNotionalAmount8484.128804.1

tcbi:Financialinstitutioncounterparties, us-gaap:LoansReceivable, us-gaap:InterestRateSwap, us-gaap:Nondesignated


Derivative
Period End2020-12-312019-12-31
Value19221548
Percentage of DerivativeNotionalAmount28842.969771.7

us-gaap:DerivativeNotionalAmount us-gaap:DerivativeInstrumentRisk

tcbi:RiskParticipationAgreementParticipantBank


Derivative
Period End2020-12-312019-12-31
Value119146
Percentage of DerivativeNotionalAmount1792.46611.1

tcbi:RiskParticipationAgreementsLeadBank


Derivative
Period End2020-12-312019-12-31
Value165145
Percentage of DerivativeNotionalAmount2488.46575.0

us-gaap:DerivativeNotionalAmount us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:TransactionType

us-gaap:InterestRateContract, us-gaap:Nondesignated, us-gaap:ForwardContracts


Derivative
Period End2020-12-312019-12-31
Value4852654
Percentage of DerivativeNotionalAmount7279.5119632.9

us-gaap:InterestRateContract, us-gaap:Nondesignated, us-gaap:LoanPurchaseCommitments


Derivative
Period End2020-12-312019-12-31
Value332214
Percentage of DerivativeNotionalAmount4981.99644.5

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized


Employee
Period End2021-06-302021-03-312020-09-30
Value455233
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

us-gaap:RestrictedStockUnitsRSU


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value29251618171310
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions100.0100.0100.0100.0100.0100.0100.0

us-gaap:EscrowDeposit

us-gaap:EscrowDeposit


Escrow
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value1531521731289963756949379684827381333120189.02.90.24
Percentage of EscrowDeposit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueDisclosureOffbalanceSheetRisksAmountLiability us-gaap:FinancialInstrument

us-gaap:FairValueDisclosureOffbalanceSheetRisksAmountLiability

us-gaap:CommitmentsToExtendCredit


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-31
Value8228811585308356807473018066813977897846803075107254710869576539624158295704560454445555554251925256517853244998449739223674354528912648
Percentage of FairValueDisclosureOffbalanceSheetRisksAmountLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StandbyLettersOfCredit


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-31
Value32832126825825225526127727226523623524424123020318317117117918919118217518617317716417315914512410783
Percentage of FairValueDisclosureOffbalanceSheetRisksAmountLiability4.04.03.23.13.13.53.23.43.53.42.93.13.43.43.33.12.92.93.03.23.53.43.33.43.53.33.33.33.94.14.03.53.73.2

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue


Fair
Period End2020-12-312019-12-312018-12-31
Value6.9337.04316
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue us-gaap:FairValueByAssetClass

tcbi:LoansHeldForSale


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-06-302018-03-312017-12-31
Value8.2277.2756.9336.9746.1596.6947.0439.19810131627340.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue0.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0

us-gaap:AssetBackedSecurities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value18518119920019119119719720119195930.00.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue0.00.02872.90.00.00.02797.50.00.00.0583.60.00.00.0

us-gaap:CreditRiskContract


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value11111111108.015111110100.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue0.00.0164.70.00.00.0169.90.00.00.00.0

us-gaap:FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase

us-gaap:FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase


Federal
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-31
Value1411511120819529514113950789764148652053536583462141109819510014310310912592285300170
Percentage of FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

us-gaap:FairValueInputsLevel2, us-gaap:CarryingReportedAmountFairValueDisclosure


Federal
Period End2021-06-302021-03-312020-12-31
Value14115111
Percentage of FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Federal
Period End2021-06-302021-03-312020-12-31
Value14115111
Percentage of FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase100.0100.0100.0

us-gaap:FederalFundsPurchasedFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

us-gaap:FederalFundsPurchasedFairValueDisclosure

us-gaap:FairValueInputsLevel2, us-gaap:CarryingReportedAmountFairValueDisclosure


Federal
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value1072021892891321274948866294755105273597545713410174
Percentage of FederalFundsPurchasedFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Federal
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value1072021892891321274948866294755105273597545713410174
Percentage of FederalFundsPurchasedFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds

us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds


Federal
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-312009-12-31
Value10301432620885111812311186890706706390482736
Percentage of FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable

us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable


Federal
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-312009-12-31
Value10599896445693893305941023603701300300209891439
Percentage of FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable tcbi:BorrowingsType

us-gaap:DebtSecurities


Federal
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-312009-12-31
Value29460.5890.7212.0711.6531.2130.5358.48233331512057
Percentage of FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable27.80.00.00.10.10.00.01.211.011.077.912.24.0

us-gaap:Loans


Federal
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-06-302011-12-312010-12-312009-12-31
Value76538964456838903057410136026932672674.5248691382
Percentage of FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable72.2100.0100.099.999.9100.0100.098.889.089.022.187.896.0

us-gaap:FinancingReceivableAllowanceForCreditLosses

us-gaap:FinancingReceivableAllowanceForCreditLosses


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value221242254290264240195190214208191
Percentage of FinancingReceivableAllowanceForCreditLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLosses us-gaap:FinancingReceivablePortfolioSegment

tcbi:EnergyPortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value5573841121021136045484734
Percentage of FinancingReceivableAllowanceForCreditLosses24.930.233.038.938.847.330.923.922.422.718.2

tcbi:MortgageFinancePortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value5.0514.914.6994.7264.5954.3312.2651.9662.3161.30.0
Percentage of FinancingReceivableAllowanceForCreditLosses2.32.01.81.61.71.81.21.01.10.60.0

tcbi:RealEstatePortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value7893927374313045545452
Percentage of FinancingReceivableAllowanceForCreditLosses35.538.636.425.228.013.215.523.825.426.327.5

us-gaap:CommercialPortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value8270739983911029710910596
Percentage of FinancingReceivableAllowanceForCreditLosses37.329.128.734.231.437.852.451.351.150.450.5

us-gaap:FinancingReceivableDeferredIncome

us-gaap:FinancingReceivableDeferredIncome


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value69727078857290
Percentage of FinancingReceivableDeferredIncome100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableModificationsRecordedInvestment

us-gaap:FinancingReceivableModificationsRecordedInvestment


Financing
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value404114265.765182212141.370.07.640.7211.3721.669121314141415161.3691.5211.5251.431.4419.795111.8981.9459.6433.3631.9681.7423542
Percentage of FinancingReceivableModificationsRecordedInvestment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableModificationsRecordedInvestment tcbi:TypeOfFinancingReceivable, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

tcbi:BusinessLoans, us-gaap:CommercialLoan


Financing
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302017-12-31
Value21227.906221.8241.8962.4112.5827.64
Percentage of FinancingReceivableModificationsRecordedInvestment54.053.456.485.431.610.319.417.3100.0

tcbi:Energy, us-gaap:CommercialLoan


Financing
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value18196.1053.9353.941162210121.370.0
Percentage of FinancingReceivableModificationsRecordedInvestment46.046.643.614.668.489.7100.080.682.7100.00.0

us-gaap:FinancingReceivableModificationsRecordedInvestment tcbi:TypeOfFinancingReceivable, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanRestructuringModification

tcbi:BusinessLoans, us-gaap:CommercialLoan, tcbi:AdjustedInterestRates


Financing
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302017-12-31
Value14140.0210.00.02.4112.5826.928
Percentage of FinancingReceivableModificationsRecordedInvestment35.835.10.078.80.00.019.417.390.7

tcbi:BusinessLoans, us-gaap:CommercialLoan, us-gaap:ExtendedMaturity


Financing
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302017-12-31
Value7.397.6367.9061.7531.8241.8960.00.00.712
Percentage of FinancingReceivableModificationsRecordedInvestment18.218.356.46.531.610.30.00.09.3

tcbi:Energy, us-gaap:CommercialLoan, tcbi:AdjustedInterestRates


Financing
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value12130.00.00.00.00.010121.370.0
Percentage of FinancingReceivableModificationsRecordedInvestment31.932.30.00.00.00.00.080.682.7100.00.0

tcbi:Energy, us-gaap:CommercialLoan, us-gaap:ExtendedMaturity


Financing
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value5.7055.9696.1053.9353.94116220.00.00.00.0
Percentage of FinancingReceivableModificationsRecordedInvestment14.114.343.614.668.489.7100.00.00.00.00.0

us-gaap:FinancingReceivableModificationsRecordedInvestment us-gaap:LoanRestructuringModification

tcbi:AdjustedInterestRates


Financing
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-31
Value27280.0210.00.00.012141.376.9280.0
Percentage of FinancingReceivableModificationsRecordedInvestment67.767.40.078.80.00.00.0100.0100.0100.090.70.0

us-gaap:ExtendedMaturity


Financing
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value1313145.6885.76518220.00.00.00.00.7120.7210.71.070.00.00.00.00.00.00.00.0
Percentage of FinancingReceivableModificationsRecordedInvestment32.332.6100.021.2100.0100.0100.00.00.00.00.09.3100.051.064.10.00.00.00.00.00.00.00.0

us-gaap:FinancingReceivableNonaccrualNoAllowance

us-gaap:FinancingReceivableNonaccrualNoAllowance


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value254343699462
Percentage of FinancingReceivableNonaccrualNoAllowance100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableNonaccrualNoAllowance us-gaap:FinancingReceivablePortfolioSegment

tcbi:EnergyPortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value9.9081817255440
Percentage of FinancingReceivableNonaccrualNoAllowance39.441.640.636.258.165.1

us-gaap:CommercialPortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value12156.917192116
Percentage of FinancingReceivableNonaccrualNoAllowance49.536.215.828.022.327.0

us-gaap:FinancingReceivableNonaccrualNoAllowance us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

tcbi:RealEstatePortfolioSegment, tcbi:OtherFinancingReceivable


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value2.7777.8641320183.689
Percentage of FinancingReceivableNonaccrualNoAllowance11.018.030.430.019.55.9

tcbi:RealEstatePortfolioSegment, us-gaap:CommercialRealEstate


Financing
Period End2021-03-312020-12-312020-09-302020-06-302020-03-31
Value1.8495.7494.0280.00.0
Percentage of FinancingReceivableNonaccrualNoAllowance4.213.25.80.00.0

us-gaap:FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear

us-gaap:FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value700075246831730372046862
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear us-gaap:FinancingReceivablePortfolioSegment

tcbi:EnergyPortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value4451451174284
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.60.70.71.60.61.2

tcbi:MortgageFinancePortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value567360705849613359855450
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear81.080.785.684.083.179.4

tcbi:RealEstatePortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value9351037688754873928
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear13.413.810.110.312.113.5

us-gaap:CommercialPortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value346365248297302399
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear5.04.93.64.14.25.8

us-gaap:FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment

tcbi:RealEstatePortfolioSegment, tcbi:OtherFinancingReceivable, tcbi:NonAccrual


Financing
Period End2020-12-31
Value6.403
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.1

tcbi:RealEstatePortfolioSegment, tcbi:OtherFinancingReceivable, tcbi:Nonaccrual


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value2.9878.0576.4036.1333.0353.095
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.00.10.10.10.00.0

tcbi:RealEstatePortfolioSegment, tcbi:OtherFinancingReceivable, us-gaap:Pass


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value171183113114129184
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear2.42.41.71.61.82.7

tcbi:RealEstatePortfolioSegment, tcbi:OtherFinancingReceivable, us-gaap:SpecialMention


Financing
Period End2021-03-312020-12-312020-09-302020-06-302020-03-31
Value8.6867.19527258.178
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.10.10.40.40.1

tcbi:RealEstatePortfolioSegment, tcbi:OtherFinancingReceivable, us-gaap:Substandard


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value2116142.745102.348
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.30.20.20.00.10.0

tcbi:RealEstatePortfolioSegment, tcbi:ResidentialHomebuilderFinance, us-gaap:Pass


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value11158.483251313
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.20.20.10.30.20.2

tcbi:RealEstatePortfolioSegment, tcbi:SecuredByFamily, tcbi:NonAccrual


Financing
Period End2020-12-31
Value0.218
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.0

tcbi:RealEstatePortfolioSegment, tcbi:SecuredByFamily, tcbi:Nonaccrual


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value0.2140.2180.2180.2180.2181.421
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear0.00.00.00.00.00.0

tcbi:RealEstatePortfolioSegment, tcbi:SecuredByFamily, us-gaap:Pass


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value748931323840
Percentage of FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear1.11.20.50.40.50.6

tcbi:RealEstatePortfolioSegment, tcbi:SecuredByFamily, us-gaap:SpecialMention