SFNC


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:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted
dei:LegalEntity
us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets

us-gaap:CapitalToRiskWeightedAssets
dei:LegalEntity

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:ComprehensiveIncomeNetOfTax
us-gaap:StatementEquityComponents

us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:InterestAndFeeIncomeLoansAndLeases

us-gaap:InterestExpense

us-gaap:InterestIncomeExpenseNet

us-gaap:InterestPaidNet

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:PreferredStockDividendsIncomeStatementImpact
us-gaap:ProductOrService
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

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
dei:LegalEntity
us-gaap:TierOneRiskBasedCapital

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
us-gaap:ConsolidatedEntities
us-gaap:PropertyPlantAndEquipmentByType
us-gaap:PropertyPlantAndEquipmentGross

us-gaap:AmortizationOfIntangibleAssets
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:ConsolidatedEntities
us-gaap:PropertyPlantAndEquipmentNet
us-gaap:ConsolidatedEntities
us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

us-gaap:Goodwill
us-gaap:BusinessAcquisition

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssets
us-gaap:ConsolidatedEntities

us-gaap:TimeDepositMaturitiesYearOne

us-gaap:LongTermDebt
us-gaap:LongtermDebtType

us-gaap:LongTermDebtNoncurrent
us-gaap:ConsolidatedEntities

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:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DepreciationDepletionAndAmortization

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:DeferredTaxAssetsNet

sfnc:BankOwnedLifeInsuranceandDeathBenefitsIncome

sfnc:BranchRightSizingExpense

sfnc:CreditCardExpense
us-gaap:StatementScenario, us-gaap:BusinessAcquisition
sfnc:DisposalGroupNotDiscontinuedOperationsPostClosingAdjustmentMultiplier
us-gaap:Collateral, us-gaap:CreditLossStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
sfnc:FinancingReceivableCreditQualityBaselineEconomicForecastPercentage
us-gaap:CreditRatingMoodys, us-gaap:Collateral, us-gaap:CreditLossStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:LoanRestructuringModification, us-gaap:UnusualOrInfrequentItem
sfnc:FinancingReceivablePreviouslyModificationNumberOfContractsRecovered
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
sfnc:FinitelivedIntangibleAssetsDisposition

sfnc:IncomeTaxBenefitRelatedToSecurityGainsLossesPercentage

sfnc:IncomeTaxRateReconciliationTaxExemptInterestIncome

sfnc:IncomeTaxReconciliationBankOwnedLifeInsurance

sfnc:IncreaseDecreaseinOperatingLeasePayments

sfnc:InterestandFeeIncomeMortgageLoansHeldforsale

sfnc:ProceedsFromDivestitureOfBusinessesNetOfLiabilities

sfnc:ProceedsFromLoanOriginationsAndPrincipalCollectionsNet

sfnc:ProceedsFromPaymentsForIssuanceofSharesSharebasedPaymentArrangementIncludingOptionExercisedAndCanceled

sfnc:SoftwareandTechnologyExpense

sfnc:StockRepurchasedDuringPeriodValueAverage

sfnc:TransferOfPropertyToHeldForSale

sfnc:TransferofDepositstoOtherLiabilitiesHeldforsale

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments

us-gaap:AcquisitionCosts

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AvailableforsaleSecuritiesSoldAtPar

us-gaap:BankOwnedLifeInsuranceIncome
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued

us-gaap:Communication

us-gaap:CurrentIncomeTaxExpenseBenefit

us-gaap:DebtAndEquitySecuritiesGainLoss

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossSecuritiesSold
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleChangeInPresentValueExpenseReversal

us-gaap:DebtSecuritiesAvailableForSaleRealizedGain

us-gaap:DebtSecuritiesAvailableForSaleRealizedLoss

us-gaap:DebtSecuritiesHeldToMaturityAllowanceForCreditLossWriteoff
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesHeldToMaturityCreditLossExpenseReversal
us-gaap:FinancialInstrument

us-gaap:DividendsCommonStock
us-gaap:StatementEquityComponents

us-gaap:DividendsPreferredStock
us-gaap:StatementEquityComponents

us-gaap:EquipmentExpense

us-gaap:FederalDepositInsuranceCorporationPremiumExpense
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanRestructuringModification
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:LoanRestructuringModification
us-gaap:LoanRestructuringModification

us-gaap:FinancingReceivableModificationsPreModificationRecordedInvestment2
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivablePurchasedWithCreditDeteriorationDiscountPremium

us-gaap:FinancingReceivableReclassificationToHeldForSale

us-gaap:ForeclosedRealEstateExpense

us-gaap:GainLossOnDispositionOfIntangibleAssets

us-gaap:GainLossOnSaleOfBusiness
us-gaap:BusinessAcquisition, us-gaap:DisposalGroupClassification

us-gaap:GainLossOnSaleOfInvestments

us-gaap:GainLossOnSaleOfMortgageLoans

us-gaap:GainLossOnSaleOfPropertyPlantEquipment

us-gaap:GainsLossesOnSalesOfOtherRealEstate
us-gaap:BusinessAcquisition
us-gaap:GoodwillPeriodIncreaseDecrease

us-gaap:ImpairmentOfLongLivedAssetsToBeDisposedOf

us-gaap:IncomeLossAttributableToParent

us-gaap:IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate

us-gaap:IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost

us-gaap:IncomeTaxReconciliationOtherAdjustments

us-gaap:IncomeTaxReconciliationStateAndLocalIncomeTaxes

us-gaap:IncomeTaxReconciliationTaxCredits

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable

us-gaap:IncreaseDecreaseInAccruedInterestReceivableNet

us-gaap:IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInDeposits

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:InterestAndDividendIncomeOperating

us-gaap:InterestExpenseDeposits

us-gaap:InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase

us-gaap:InterestExpenseOther

us-gaap:InterestExpenseSubordinatedNotesAndDebentures

us-gaap:InterestIncomeDepositsWithFinancialInstitutions

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss
us-gaap:InformationByCategoryOfDebtSecurity
us-gaap:InterestIncomeSecuritiesTaxExempt
us-gaap:InformationByCategoryOfDebtSecurity
us-gaap:InterestIncomeSecuritiesTaxable

us-gaap:InvestmentBankingRevenue

us-gaap:InvestmentIncomeInterest

us-gaap:LaborAndRelatedExpense

us-gaap:MarketingExpense

us-gaap:NoninterestExpense

us-gaap:NoninterestIncome

us-gaap:NoninterestIncomeOtherOperatingIncome

us-gaap:OccupancyNet

us-gaap:OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal

us-gaap:OperatingLeaseExpense

us-gaap:OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax

us-gaap:OtherComprehensiveIncomeLossTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax

us-gaap:OtherGeneralExpense

us-gaap:OtherNoninterestExpense

us-gaap:PaymentsForOriginationOfMortgageLoansHeldForSale

us-gaap:PaymentsOfDividendsPreferredStockAndPreferenceStock

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt
us-gaap:BusinessAcquisition
us-gaap:PaymentsToAcquireBusinessesGross

us-gaap:PaymentsToAcquireHeldToMaturitySecurities

us-gaap:PostageExpense

us-gaap:ProceedsFromDivestitureOfBusinesses

us-gaap:ProceedsFromLifeInsurancePolicies

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities

us-gaap:ProceedsFromPaymentsForInInterestBearingDepositsInBanks

us-gaap:ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase

us-gaap:ProceedsFromRepaymentsOfOtherDebt

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt

us-gaap:ProceedsFromSaleOfForeclosedAssets

us-gaap:ProceedsFromSaleOfLoansReceivable

us-gaap:ProceedsFromSaleOfMortgageLoansHeldForSale

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromStockPlans

us-gaap:ProfessionalFees

us-gaap:ProvisionForLoanAndLeaseLosses

us-gaap:ProvisionForLoanLeaseAndOtherLosses

us-gaap:ProvisionForLoanLossesExpensed
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:RepaymentsOfSubordinatedDebt
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan
us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:SuppliesExpense

us-gaap:TransferOfOtherRealEstate
us-gaap:OtherSignificantNoncashTransactionsByUniqueDescription
us-gaap:TransferToOtherRealEstate

us-gaap:TreasuryStockValueAcquiredCostMethod
us-gaap:StatementEquityComponents

us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment
us-gaap:ConsolidatedEntities
sfnc:AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax

sfnc:AdvancesFromFederalHomeLoanBankAvailable
us-gaap:ConsolidatedEntities
sfnc:AvailableForSaleAndHeldToMaturitySecurities
us-gaap:BusinessAcquisition
sfnc:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesDeposits
dei:LegalEntity
sfnc:CommonEquityTier1CapitalRequiredForCapitalAdequacyToRiskWeightedAssets
dei:LegalEntity
sfnc:CommonEquityTier1CapitalRequiredtoBeWellCapitalizedtoRiskWeightedAssets

sfnc:DeberredTaxAssetsOnForclosedAssets

sfnc:DebtSecuritiesAvailableforsaleInterestReceivable

sfnc:DebtSecuritiesHeldToMaturityNetOfAllowanceForCreditLosses
us-gaap:FinancialInstrument

sfnc:DebtSecuritiesHeldtomaturityInterestReceivable

sfnc:DebtSecuritiesUnrealizedLossPositionQuantitativeDisclosurePercent

sfnc:DeferredTaxAssetsAcquiredSecurities

sfnc:DeferredTaxAssetsLoansAcquired

sfnc:DeferredTaxAssetsOnForeclosedAssets

sfnc:DeferredTaxAssetsOperatingLeaseLiabilities

sfnc:DeferredTaxAssetsTaxDeferredExpenseReservesandAccrualsUnfundedCommitments

sfnc:DeferredTaxLiabilitiesAcquiredSecurities

sfnc:DeferredTaxLiabilitiesOperatingRightOfUseAssets

sfnc:DeferredTaxLiabilitiesUnrealizedGainsonAvailableforSaleSecuritiesGross

sfnc:FinancingReceivableAccruedInterestExcludedFromAmortizedCosts

sfnc:FinancingReceivableCollateralDependentAmount
us-gaap:Collateral
us-gaap:Collateral, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:LoanRestructuringModification, us-gaap:UnusualOrInfrequentItem
sfnc:FinancingReceivableTroubledDebtRestructuringPreviouslyModifiedRecovered

sfnc:FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
sfnc:ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

sfnc:InterestBearingBalancesDueFromBanksTime
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
sfnc:InterestBearingBalancesDueFromBanksTimeFairValueDisclosure
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
sfnc:InterestPayableFairValueDisclosure
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
sfnc:InterestReceivableFairValueDisclosure
us-gaap:FairValueByMeasurementBasis

sfnc:LoansAndLeasesReceivableNetOfDeferredIncomeExcludingAcquiredLoans
us-gaap:ConsolidatedEntities

sfnc:LongTermDebtMaturityAfterYearFour

sfnc:OtherAssetsHeldForSale
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
sfnc:OtherAssetsHeldForSaleFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
sfnc:OtherBorrowingsFairValueDisclosure
us-gaap:FairValueByMeasurementBasis

sfnc:OtherLiabilitiesHeldForSale
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
sfnc:OtherLiabilitiesHeldForSaleFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

sfnc:PropertyPlantandEquipmentandRightofUseAssetAccumulatedDepreciationandAmortization

sfnc:PropertyPlantandEquipmentandRightofUseAssetafterAccumulatedDepreciationandAmortization

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
us-gaap:ConsolidatedEntities
us-gaap:AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
us-gaap:DebtInstrument
us-gaap:AdvancesFromFederalHomeLoanBanks
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:AssetsHeldForSaleLongLivedFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue

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

us-gaap:BankOwnedLifeInsurance
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationAcquiredReceivablesGrossContractualAmount
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
dei:LegalEntity
us-gaap:Capital
dei:LegalEntity
us-gaap:CapitalRequiredForCapitalAdequacy
dei:LegalEntity
us-gaap:CapitalRequiredForCapitalAdequacyToRiskWeightedAssets
dei:LegalEntity
us-gaap:CapitalRequiredToBeWellCapitalized
dei:LegalEntity
us-gaap:CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByMeasurementBasis

us-gaap:CashAndDueFromBanks

us-gaap:CashCashEquivalentsAndFederalFundsSold
us-gaap:ConsolidatedEntities
dei:LegalEntity
us-gaap:CommonEquityTierOneCapital
dei:LegalEntity
us-gaap:CommonEquityTierOneCapitalRatio
dei:LegalEntity
us-gaap:CommonEquityTierOneCapitalRequiredForCapitalAdequacy
dei:LegalEntity
us-gaap:CommonEquityTierOneCapitalRequiredToBeWellCapitalized
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentCarryingAmount
us-gaap:LongtermDebtType
us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet

us-gaap:DebtSecurities

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLoss
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss
us-gaap:FinancialInstrument

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

us-gaap:DebtSecuritiesAvailableForSaleRestricted

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesHeldToMaturityAllowanceForCreditLoss
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesHeldToMaturityExcludingAccruedInterestBeforeAllowanceForCreditLoss
sfnc:CreditRatingBond, sfnc:TypeofGuarantee, us-gaap:FinancialInstrument
sfnc:CreditRatingBond, us-gaap:FinancialInstrument
sfnc:TypeofGuarantee, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOtherLossCarryforwards

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses

us-gaap:DeferredTaxAssetsUnrealizedLossesOnAvailableforSaleSecuritiesGross

us-gaap:DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssets

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:Deposits
us-gaap:BusinessAcquisition, us-gaap:DisposalGroupClassification
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByLiabilityClass, us-gaap:FairValueByMeasurementBasis
us-gaap:DepositsFairValueDisclosure
us-gaap:FairValueByLiabilityClass, us-gaap:FairValueByMeasurementBasis
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeAssetNotionalAmount
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeAssets
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeFairValueOfDerivativeNet
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeLiabilities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeLiabilityNotionalAmount
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeNotionalAmount

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueLiabilitiesMeasuredOnRecurringBasisSubordinatedDebtObligations
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FederalFundsPurchasedAndSecuritiesLoanedOrSoldUnderAgreementsToRepurchaseFairValueDisclosure
us-gaap:FairValueByMeasurementBasis

us-gaap:FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase

us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresCollateralPledged1

us-gaap:FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate

us-gaap:FinancialAssetsSoldUnderAgreementsToRepurchaseGrossIncludingNotSubjectToMasterNettingArrangement
us-gaap:AssetsSoldUnderAgreementsToRepurchaseMaturityPeriods, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument

us-gaap:FinancingReceivableAccruedInterestBeforeAllowanceForCreditLoss

us-gaap:FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableAllowanceForCreditLosses
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:LoanRestructuringModification, us-gaap:UnusualOrInfrequentItem
us-gaap:FinancingReceivableDeferredIncome

us-gaap:FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss

us-gaap:FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableExcludingAccruedInterestRevolving
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableExcludingAccruedInterestRevolvingConvertedToTermLoan
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment

us-gaap:FinancingReceivableNonaccrualNoAllowance
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableOriginatedInCurrentFiscalYear
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment
us-gaap:UnusualOrInfrequentItem
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment

us-gaap:FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing

us-gaap:FinancingReceivableRecordedInvestmentCurrent

us-gaap:FinancingReceivableRecordedInvestmentNonaccrualStatus

us-gaap:FinancingReceivableRecordedInvestmentPastDue
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableRevolving
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivableRevolvingConvertedToTermLoan
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment
us-gaap:InternalCreditAssessment
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:HeldToMaturitySecurities
sfnc:CreditRatingBond, sfnc:TypeofGuarantee, us-gaap:FinancialInstrument
sfnc:CreditRatingBond, us-gaap:FinancialInstrument
sfnc:TypeofGuarantee, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument

us-gaap:HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain
us-gaap:FinancialInstrument

us-gaap:HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss
us-gaap:FinancialInstrument

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue

us-gaap:HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount

us-gaap:HeldToMaturitySecuritiesFairValue
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis
us-gaap:FinancialInstrument
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:ImpairedFinancingReceivableRecordedInvestment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:ImpairedFinancingReceivableRelatedAllowance
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:Collateral
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:ImpairedFinancingReceivableUnpaidPrincipalBalance
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:InterestBearingDepositLiabilities

us-gaap:InterestBearingDepositsInBanks

us-gaap:InterestBearingDomesticDepositBrokered

us-gaap:InterestReceivable

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LettersOfCreditOutstandingAmount
us-gaap:InvestmentType
us-gaap:FairValueByAssetClass, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:LoansReceivableFairValueDisclosure
us-gaap:FairValueByAssetClass, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementBasis

us-gaap:LoansReceivableHeldForSaleNetNotPartOfDisposalGroup

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear
us-gaap:Collateral
us-gaap:MortgageLoansInProcessOfForeclosureAmount
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis
us-gaap:MortgagesHeldForSaleFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByMeasurementFrequency

us-gaap:NoninterestBearingDepositLiabilities

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

us-gaap:NotesReceivableNet
us-gaap:BusinessAcquisition, us-gaap:DisposalGroupClassification

us-gaap:NotesReceivableRelatedParties

us-gaap:OffBalanceSheetCreditLossLiability

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent
us-gaap:BusinessAcquisition
us-gaap:OperatingLossCarryforwards

us-gaap:OtherBorrowings

us-gaap:OtherIntangibleAssetsNet
us-gaap:ConsolidatedEntities
us-gaap:OtherLiabilities

us-gaap:PreferredStockValue

us-gaap:RealEstateAcquiredThroughForeclosure
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:Collateral

us-gaap:RealEstateHeldforsale
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRange

us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRange

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRange

us-gaap:SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRange

us-gaap:StatutoryAccountingPracticesStatutoryAmountAvailableForDividendPaymentsWithoutRegulatoryApproval

us-gaap:SubordinatedDebt
dei:LegalEntity
us-gaap:TierOneLeverageCapital
dei:LegalEntity
us-gaap:TierOneLeverageCapitalRequiredForCapitalAdequacy
dei:LegalEntity
us-gaap:TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets
dei:LegalEntity
us-gaap:TierOneLeverageCapitalRequiredToBeWellCapitalized
dei:LegalEntity
us-gaap:TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets
dei:LegalEntity
us-gaap:TierOneLeverageCapitalToAverageAssets
dei:LegalEntity
us-gaap:TierOneRiskBasedCapitalRequiredForCapitalAdequacy
dei:LegalEntity
us-gaap:TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets
dei:LegalEntity
us-gaap:TierOneRiskBasedCapitalRequiredToBeWellCapitalized
dei:LegalEntity
us-gaap:TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets

us-gaap:TimeDepositMaturitiesAfterYearFive

us-gaap:TimeDepositMaturitiesYearFive

us-gaap:TimeDepositMaturitiesYearFour

us-gaap:TimeDepositMaturitiesYearThree

us-gaap:TimeDepositMaturitiesYearTwo

us-gaap:TimeDeposits

us-gaap:TimeDeposits100000OrMore

us-gaap:TimeDepositsAtOrAboveFDICInsuranceLimit
us-gaap:FinancialInstrument
us-gaap:UnusedCommitmentsToExtendCredit

Plots across concepts


IncomeStatement
Net Income Loss
Expenses
Allocated Share Based Compensation Expense
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Operating Lease Right Of Use Asset
Current Assets
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
NonCurrent Assets
Operating Lease Right Of Use Asset
Liabilities
Operating Lease Liability
Noncurrent Liabilities
Long Term Debt Noncurrent
Stockholders Equity
Preferred Stock Value
CashFlow
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInOperatingActivities
Amortization Of Financing Costs And Discounts
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Weighted Average Number Of Shares Outstanding Basic
DividendsAndRepurchase
Payments For Repurchase Of Common Stock
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four
BanksAndOrInsurance
Interest And Dividend Income Operating
AssetsBanks
Cash And Due From Banks
LiabilitiesBanks
Accounts Payable And Accrued Liabilities Current And Noncurrent

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:CommonStockValue ▅▅▄▅▅▅▅▄▄▄▄▄▄▄█▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁1.0841.0831.0811.091.091.091.1360.9660.9660.9260.9230.9230.9230.9221.840.6440.6440.6280.6260.6260.6080.6060.6060.5980.5980.5980.3620.360.3260.3260.3240.3240.3260.330.330.3340.340.3440.3440.3460.346NA0.346NANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁108.822108.655NA109.208109.13113.137NA96.96896.36892.871NA92.84192.73392.639NA64.84864.05263.226NA61.68860.90460.964NA60.09259.97444.7NA33.83432.72232.62NA32.4532.83633.04NA33.5234.09834.446NA34.71634.75NANANANA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁108.362108.21NA109.019108.982112.888NA96.60896.09892.52NA92.2992.26492.182NA64.42863.63462.702NA61.24260.70660.652NA59.85459.73444.516NA33.74632.63632.54NA32.4432.8333.032NA33.51434.08834.43NA34.69634.684NANANANA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities us-gaap:EmployeeStockOptionNANANA0.6537180.6537180.6141NA0.00.006610.0NA0.00.00.0NA0.00.00.0NA0.3265650.2582550.31965NA0.0613950.065005NANANANANANANANANANANANANANANANANANANANA
us-gaap:EarningsPerShareBasic ▇▇▆▇▆▇▆█▇▆▇▇▇▆▁▆▅▅▆▆▆▆▆▅▅▅▅▅▅▄▄▅▅▅▅▅▅▅▅▅▅▄▆▅▅0.690.620.489999999999999770.60.540.680.470.850.580.520.59999999999999990.60.580.56-0.4950.450.360.3550.435000000000000050.3850.3750.3850.40.360.3350.1950.3550.260.3050.1350.114999999999999990.2150.20.180.240.2050.190.1850.184999999999999940.210.1950.1450.48000000000000010.2250.23
us-gaap:EarningsPerShareDiluted ▇▇▆▇▆▇▆█▇▆▇▇▇▆▁▆▅▅▆▆▆▆▆▅▅▅▅▅▅▄▄▅▅▅▅▅▅▅▅▅▅▄▆▅▅0.690.620.480.60.540.680.47000000000000020.840.580.510.59999999999999990.590.580.55-0.490.4450.360.350.425000000000000040.380.3750.3850.39999999999999990.360.3350.1950.360.260.30.1350.114999999999999990.2150.20.180.240.2050.190.1850.184999999999999940.210.1950.1450.480.220.23
 us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets dei:LegalEntity sfnc:SimmonsFirstNationalBankNANA1.4599999999999999e-05NANANA1.23e-07NANANA1.1e-07NANANA1.1500000000000001e-07NANANA1.3200000000000002e-07NANANA1.3900000000000001e-07NANANA1.36e-07NANANA1.4e-07NANANA1.6300000000000002e-07NANANA1.85e-07NANANANANANA
 us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets dei:LegalEntity sfnc:SimmonsFirstNationalCorporationNANA1.34e-05NANANA1.09e-07NANANA1.0199999999999999e-07NANANA9.8e-08NANANA1.45e-07NANANA1.6e-07NANANA1.34e-07NANANA1.3e-07NANANA1.91e-07NANANA2.16e-07NANANANANANA
us-gaap:CapitalToRiskWeightedAssets █▁1.42e-051.408e-05NA1.255e-05NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AllocatedShareBasedCompensationExpense ▆▆▄▅▅▇▆▅▅▅▃▅▆▄█▃▃▄▂▄▃▁▄▂▂▁▁▁▁▁▁3.73.92.4473.1733.0714.5063.6053.0673.1653.0841.4093.3143.8832.6215.2771.9871.92.5991.2472.1071.6120.4852.0080.9330.7160.3610.4040.3070.170.4850.378NANANANANANANANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTax █▁▆▅▆▇▅▆▆▅▆▄▅▄▃▄▄▃▃▃▃▄▃▄▃▃▃▃▃▃▂▃▃▃▃▃▃▃▃▃▃▃▃▃124.173-29.48271.18553.09774.88294.57549.90490.21977.2469.06976.31247.33647.44134.51415.30629.52326.04123.0349.64221.30823.58129.73618.47625.79316.8411.92613.2558.24510.6185.2353.3856.7414.1215.7257.7086.8416.6496.3046.1147.1967.024.97116.027.572NA
us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal ▁▇▁▁▄█0.05.30.00.02.2055.889NANA0.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeTaxExpenseBenefit ▅▅▄▆▅▆▄▇▅▄▄▄▅▅█▅▄▃▄▄▄▄▃▄▄▂▂▂▂▁▁▂▂▁▂▂▂▂▁▂▂▁▃▂▂17.01814.36310.9717.63315.59320.69412.97623.27515.61612.39811.70710.90213.78313.96626.55414.67811.069.69112.41510.78211.80911.6187.50510.96310.254.1825.6693.5374.4640.9320.7982.9612.9262.623.8563.0082.7892.6782.5583.2692.8481.759.1543.0933.438
us-gaap:IncomeTaxesPaidNet ▁█-33.3460.366NA27.5123.1040.092NA5.77528.307-0.054NA12.33113.245-7.375NANA10.0670.023NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:InterestAndFeeIncomeLoansAndLeases ▆▆▆▇▇██▇▇▆▆▇▆▆▅▃▃▂▂▂▂▂▂▃▂▂▁▁▁▁138.804146.424160.115163.18176.91187.566193.402179.971178.122159.44159.996162.438150.253143.35132.61777.45773.54968.72870.88765.07863.00966.67870.5176.43270.43850.98645.24840.08238.62240.131NANANANA46.67923.19222.35822.27223.3724.36623.88324.09425.64926.93426.691
us-gaap:InterestExpense ▄▄▄▅▅▇███▇▇▆▅▄▃▂▂▂▁▁▁▁▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂20.43622.75324.14826.11527.97341.74846.32547.14245.81342.0940.51536.01629.43122.17318.2768.6657.0866.0475.7375.3555.3175.395.5736.5235.9624.2933.5683.4433.4143.4893.2692.8472.9893.1573.6323.7713.9414.274.6844.9275.1465.6397.0636.276.499
us-gaap:InterestIncomeExpenseNet ▇▇▇▇███▇▇▆▇▇▆▆▆▄▄▃▃▃▃▃▃▄▃▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁146.533146.681154.96153.61163.681167.483167.729150.164150.356137.026137.781142.968136.837134.966126.91978.81976.81272.3874.32868.06366.58370.23273.75178.67673.20752.96247.37541.77240.42841.54539.63131.56429.58230.07530.60927.94127.25127.71827.29727.27927.2526.83426.27626.05625.205
us-gaap:InterestPaidNet ▂▁▃▂▄▅█▆█▅▆▄▇▂▁25.01719.26428.95522.89432.75839.38851.63743.06349.79438.04743.81431.31247.67522.86317.853NA13.2036.16NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▇▇▅▇▆█▅█▆▅▆▆▅▅▂▃▃▃▃▃▃▃▃▃▂▁▂▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁74.92467.4252.96865.89858.80277.23652.72281.82655.92447.69555.64655.19353.56251.31218.90328.85223.06522.1226.97123.42922.90923.50523.85921.67520.0958.73512.6398.7889.9084.3523.7866.9326.5765.9378.0336.766.5366.3556.3057.2576.7465.06616.567.627.981
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic ▇▇▅▇▆█▅█▆▅▆▆▅▅▂▃▃▃▃▃▃▃▃▃▂▁▂▁▂▁74.91167.40752.95565.88558.78977.22352.70981.82655.59847.69555.64655.19353.56251.31218.90328.85223.06522.1226.97123.42922.90923.48123.78221.59820.0188.70912.6398.7889.9084.352NANANANANANANANANANANANANANANA
us-gaap:PreferredStockDividendsIncomeStatementImpact ▁▁▁▁▁▁▁▁█▁▁▁▁0.0130.0130.0130.0130.0130.0130.0130.00.3260.00.00.00.0NANANANANA0.00.00.00.0240.0770.0770.0770.026NANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService sfnc:MortgageLoans▃▄▂█▇▃▂▃▂▂▁▁▂▂4.496.4472.99313.97112.4595.0464.0294.5093.6562.8231.4571.5212.783.472NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService sfnc:SBALoans▂▁▄▂▂▂▂█▇▄▁▂▂█0.2870.240.4840.3040.2450.2960.3210.9560.8950.4970.1860.3040.350.973NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService us-gaap:CreditAndDebitCard▄▆▆▆▄▄▆▃▃▁▂▂█▆▆▆▅▄7.8828.9648.718.857.9967.9148.927.0597.2126.0986.5476.8210.1058.7968.8018.8648.6597.934NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService us-gaap:DepositAccount▄▃▅▄▂██▅▄▄▅▅▄▄▄▂▂▁10.059.71510.79910.3858.5713.32813.33210.82510.55710.06811.26310.83710.06310.34510.5878.9078.4838.102NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService us-gaap:FiduciaryAndTrust█▆▆▇█▇█▅▅▄▅▆▄▃▅▁▁▁7.2386.6666.5576.7447.2537.1517.436.1085.7945.7085.986.2775.6225.2496.024.2254.1134.212NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService us-gaap:FinancialServiceOther▅▄▄▄▂▃▄▁▁▁▂▁▅██▆▇▅2.0481.9221.7831.7641.4891.5881.9151.3081.3121.2891.5011.2012.0172.752.7742.4332.5152.197NANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:Assets ███▇▇▇▇▆▆▅▆▆▅▅▅▃▃▃▃▃▂▂▂▂▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁23423.15923348.11722359.75221437.39521903.68420841.35221259.14317758.51117937.43516091.63916543.33716281.26416165.53315597.30915055.8069535.379068.3088626.6388400.0568226.9927534.2197536.9537559.6587559.6947614.3587817.8244643.3544691.2224325.8414396.6474383.13441.7093421.7693543.5613527.4893414.983257.1443320.0533320.1293293.3483263.209NA3316.432NANA
us-gaap:Liabilities ███▇▇▇▇▆▆▅▆▅▅▅▅▃▃▃▃▃▂▂▂▂▂▃▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁20383.79320417.34219383.09618495.15418998.98117995.95218270.21915211.4415467.92213789.31814296.90314097.94514018.62513488.25812971.2428278.1717834.2327455.7497248.9457079.8516443.5086464.9696482.8036514.2536589.2536804.0874149.0354207.2173911.7063989.9753979.2683038.6753019.9193137.1073121.4273010.7322849.7312910.7412912.2182885.6892859.349NA2919.061NANA
us-gaap:LiabilitiesAndStockholdersEquity ███▇▇▇▇▆▆▅▆▆▅▅▅▃▃▃▃▃▂▂▂▂▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁23423.15923348.11722359.75221437.39521903.68420841.35221259.14317758.51117937.43516091.63916543.33716281.26416165.53315597.30915055.8069535.379068.3088626.6388400.0568226.9927534.2197536.9537559.6587559.6947614.3587817.8244643.3544691.2224325.8414396.6474383.13441.7093421.7693543.5613527.4893414.983257.1443320.0533320.1293293.3483263.209NA3316.432NANA
us-gaap:StockholdersEquity █████▇█▇▇▆▆▆▆▆▅▃▃▃▃▃▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁3039.3662930.7752976.6562942.2412904.7032845.42988.9242547.0712469.5132302.3212246.4342183.3192146.9082109.0512084.5641257.1991234.0761170.8891151.1111147.1411090.7111071.9841076.8551045.4411025.1051013.737494.319484.005414.135406.672403.832403.034401.85406.454406.062404.248407.413409.312407.911407.659403.86399.547397.371383.969379.144
 us-gaap:TierOneRiskBasedCapital dei:LegalEntity sfnc:SimmonsFirstNationalBankNANA2046.711NANANA1777.602NANANA1469.26NANANA835.787NANANA790.673NANANA699.102NANANA405.834NANANA261.318NANANA171.522NANANA168.382NANANANANANA
 us-gaap:TierOneRiskBasedCapital dei:LegalEntity sfnc:SimmonsFirstNationalCorporationNANA1884.562NANANA1807.954NANANA1361.38NANANA1199.457NANANA872.707NANANA808.159NANANA403.11NANANA351.334NANANA376.839NANANA389.583NANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▅█▇▅▅▄▂▁▁▁▂▁▂▂▁2339.1243905.4633472.1522522.1312545.161737.199996.623529.97655.256491.161833.458513.804943.846859.664598.042NANANA285.659NANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType sfnc:Software█▇▇█▆▄▁65.67565.13664.87766.41763.99560.36956.012NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:BuildingAndBuildingImprovements▁▁▂▇▇▇█289.934289.701293.338306.995306.951307.324309.29NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:ConstructionInProgress▄▃▁▄▇██3.6982.5150.7633.7876.6357.2856.998NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:FurnitureAndFixtures▇▅▅▅▁█▃101.962100.889100.863100.82198.383102.34299.343NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:Land▁▁▂▆▆▆█89.9589.9590.95396.66196.60797.15299.931NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AmortizationOfIntangibleAssets ███████▇▇▆▆▆▇▇▇▄▄▄▄▃▃▃▃▃▂▂▁▁▁▁3.3323.3443.3513.3623.3693.4133.272.9472.9472.6412.6152.7722.7852.8372.841.7241.5541.551.5341.5031.4511.4551.3371.2650.9960.8990.6050.4540.4520.453NA0.1350.1370.137NA0.0740.0740.074NA0.2220.224NANANANA
 us-gaap:PropertyPlantAndEquipmentNet us-gaap:ConsolidatedEntities srt:ParentCompanyNANA25.606NANANA27.351NANANA5.804NANANA10.369NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures us-gaap:ConsolidatedEntities srt:ParentCompanyNANA3165.791NANANA3269.224NANANA2368.87NANANA2288.687NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:Goodwill ███████▇▇▆▆▆▆▆▆▃▃▃▃▃▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁1075.3051075.3051075.3051075.3051064.7651064.9781055.52926.648926.45845.687845.687845.7845.7845.687842.651375.731379.437350.035348.505348.769327.686327.686327.686314.282314.282314.643108.095108.15878.52978.52978.90660.60560.60560.60560.60560.60560.60560.60560.60560.60560.605NA60.605NANA
us-gaap:FiniteLivedIntangibleAssetsNet ▆▆▇▇▇██▆▆▅▅▅▅▆▆▂▂▂▂▂▁▂▂▁▁103.759107.091111.11114.46117.823121.673127.34101.149104.09688.69491.33493.97596.7299.504106.07155.50158.52851.40852.95954.26850.32951.78353.23744.90446.605NANA22.988NANA14.972NANANANANANANANANANANANANANA
us-gaap:DeferredTaxAssetsLiabilitiesNet ▃█▁▂22.64541.48413.49515.95NANANA8.87817.5314.97313.53121.65425.2922.37218.63418.21121.31223.81927.57725.40324.67725.55529.6849.62450.46848.17440.74833.92832.34632.01130.232-3.071-3.712-5.776-7.189-7.0-6.06NA-6.821NANANANANANA
us-gaap:OperatingLeaseRightOfUseAsset ▅▁▃▄▅▇█▄▅▂34.74827.83531.34832.52834.738.340.734.135.230.5NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:TimeDepositMaturitiesYearOne NANA2426.751NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:LongTermDebt ▇▇▇▇██▇▆▇▇▇██▇▇▃▃▂▂▂▁▁▁▁▁▂▁▁▁▁▁1722.3361723.4751724.9411725.5081776.2931785.2251685.8591452.6181678.2261524.031699.41793.8511865.1481609.4511520.589589.959542.274501.577333.556275.566252.011236.906222.859235.332233.115348.054135.302144.016136.222137.59137.71NANA137.71110.061NANANA121.1NANANANANANA
us-gaap:LongTermDebtNoncurrent ███▁1722.3361723.4751724.941425.508NANA435.859NANANA369.4NANANA218.587NANANA333.556NANANA222.859NANANA135.302NANANA137.71NANANA110.061NANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA7.376NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA5.256NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA3.304NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA2.299NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA8.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:StockholdersEquity █████▇█▇▇▆▆▆▆▆▅▃▃▃▃▃▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁3039.3662930.7752976.6562942.2412904.7032845.42988.9242547.0712469.5132302.3212246.4342183.3192146.9082109.0512084.5641257.1991234.0761170.8891151.1111147.1411090.7111071.9841076.8551045.4411025.1051013.737494.319484.005414.135406.672403.832403.034401.85406.454406.062404.248407.413409.312407.911407.659403.86399.547397.371383.969379.144
us-gaap:CommonStockValue ▅▅▄▅▅▅▅▄▄▄▄▄▄▄█▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁1.0841.0831.0811.091.091.091.1360.9660.9660.9260.9230.9230.9230.9221.840.6440.6440.6280.6260.6260.6080.6060.6060.5980.5980.5980.3620.360.3260.3260.3240.3240.3260.330.330.3340.340.3440.3440.3460.346NA0.346NANA
us-gaap:AdditionalPaidInCapital ███████▇▇▆▆▆▆▆▆▃▃▃▃▃▃▃▃▃▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁2021.1282017.1882014.0762032.3722029.3832026.422117.2821708.0581705.2621599.5661597.9441597.2611594.3421590.0861586.034763.443761.754716.564711.976710.132668.306665.85662.378642.4640.895639.493156.568155.59290.0189.27488.09587.27989.43494.72396.58799.156105.825110.976112.436115.026115.126NA114.04NANA
us-gaap:RetainedEarningsAccumulatedDeficit █▇▇▇▆▆▆▆▅▅▅▄▄▄▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁1004.314948.913901.006866.503819.153778.893848.848814.338747.969707.829674.941633.175591.826552.105514.874504.085483.322468.309454.034434.579417.863402.265385.987369.172354.459341.238338.906330.185325.371319.354318.577318.194314.663311.521309.053304.343300.917297.776294.864291.83287.87NA282.646NANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▅▂█▇█▇▅▆▅▄▂▁▂▂▃▃▃▃▃▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄12.073-37.17659.72641.50954.3138.2320.89123.70915.316-6.0-27.374-48.04-40.183-34.062-17.264-10.651-11.322-14.298-15.2122.1174.2383.566-2.6652.718-1.41.855-1.336-1.952-1.409-2.119-3.002-2.601-2.410.0450.2570.5820.501NA0.439NANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ▇▆█▁▁▇▆▅▃▆▇▄▃▆▂▃▃▄▃▃▅▂▂▅▂▃▂▂▂▂▂▂▂▃▂▂▃▂▂▂▂▃▃▂100.55875.752126.155-10.576-16.648103.61277.99769.74229.81588.793108.54641.47830.36580.296.10732.55134.11841.80514.55722.47959.306-5.20813.23857.3251.12217.013-0.45411.545-1.351.8795.5364.27911.82914.44512.1-4.90618.6610.2285.416-5.6828.97520.84821.3342.398NA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁▃▅▇▅█▇▆▅▆▆▄▄▄▆▅▆▅▅▆▅▅▅▆▅▆▆▅▅▅▆▅▅▆▆▆▅▆▆▅▆▆▆▆-1625.688-837.272-16.631500.001-221.592928.091442.142108.537-101.908145.43723.299-530.866-465.02-456.23439.803-191.6645.928-232.56-343.47181.7865.0725.664-128.38259.301-170.299369.754104.771-48.477-21.568-22.48489.02-88.401-73.79481.57111.85249.48-81.413107.08417.063-39.8938.36586.018266.82895.27NA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▃█▇▁▇▂▃▂▄▁▄▄▅▆▄▄▃▄▄▄▃▃▃▃▂▃▃▃▃▃▄▃▃▃▃▃▃▃▃▃▃▃▃▃-41.2091194.831840.497-512.4541046.201-291.127-53.486-303.565236.188-576.527187.80959.346518.837637.566119.842261.785-55.713210.377160.0599.651-36.832-29.657-33.592-8.098-224.181-36.848-62.704-91.432-76.5583.36168.3391.373-121.7999.186-74.606-101.705-69.658-9.52524.03627.336-14.583-49.756-162.026-16.82NA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▁▇█▅█▇▇▅▆▄▆▄▆▆-1566.339433.311950.021-23.029807.961740.576466.653-125.286164.095-342.297319.654-430.04284.182261.622NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:DeferredIncomeTaxExpenseBenefit ▄▄▃▃▄▃█▄▄▄▃▄▃▄▇▄▃▄▁▃▃▃▇▃▃▃▂▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▅▃3.0883.227-3.042-1.6966.202-1.58623.9785.9932.8592.0811.0965.264-1.8693.92118.2892.732-0.863.09-10.9020.4550.5070.10817.48-2.109-0.194-1.578-4.573-1.313-0.476-2.667-2.344-0.518-0.48-1.2760.3990.888-1.9511.149-1.0810.005-2.221-0.2746.971-0.573NA
us-gaap:DepreciationDepletionAndAmortization ▇█████▇▆▆▅▅▅▅▄▄▃▃▃▃▃▃▃▂▃▃▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁11.51412.32312.44812.44212.30511.84310.7959.4438.5687.4517.6027.216.9236.6776.4734.944.6964.9534.7494.193.9524.0872.773.9393.9443.0012.7121.4131.9111.8971.7111.4761.481.461.41.3651.3791.3721.5251.491.5161.5361.4491.421NA
us-gaap:NetCashProvidedByUsedInOperatingActivities ▇▆█▁▁▇▆▅▃▆▇▄▃▆▂▃▃▄▃▃▅▂▂▅▂▃▂▂▂▂▂▂▂▃▂▂▃▂▂▂▂▃▃▂100.55875.752126.155-10.576-16.648103.61277.99769.74229.81588.793108.54641.47830.36580.296.10732.55134.11841.80514.55722.47959.306-5.20813.23857.3251.12217.013-0.45411.545-1.351.8795.5364.27911.82914.44512.1-4.90618.6610.2285.416-5.6828.97520.84821.3342.398NA
us-gaap:NetIncomeLoss ▇▇▅▇▆█▅█▆▅▆▆▅▅▂▃▃▃▃▃▃▃▃▃▂▁▂▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁74.92467.4252.96865.89858.80277.23652.72281.82655.92447.69555.64655.19353.56251.31218.90328.85223.06522.1226.97123.42922.90923.50523.85921.67520.0958.73512.6398.7889.9084.3523.7866.9326.5765.9378.0336.766.5366.3556.3057.2576.7465.06616.567.627.981
us-gaap:ShareBasedCompensation ▆▆▄▅▅▇▆▅▅▅▃▅▅▄█▃▃▄▂▂▂▂▄▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁3.743.8522.4473.1733.0714.5063.6053.0673.1653.0841.2773.0322.8312.5855.0061.7171.6292.3290.7390.961.0130.7062.0070.9340.5920.4850.4610.3070.2940.3610.3780.3250.3780.3360.3229570.2957520.3672910.4020.2830.3080.340.2730.2570.215NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁▃▅▇▅█▇▆▅▆▆▄▄▄▆▅▆▅▅▆▅▅▅▆▅▆▆▅▅▅▆▅▅▆▆▆▅▆▆▅▆▆▆▆-1625.688-837.272-16.631500.001-221.592928.091442.142108.537-101.908145.43723.299-530.866-465.02-456.23439.803-191.6645.928-232.56-343.47181.7865.0725.664-128.38259.301-170.299369.754104.771-48.477-21.568-22.48489.02-88.401-73.79481.57111.85249.48-81.413107.08417.063-39.8938.36586.018266.82895.27NA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▃▃▁▃▄▅█▅▄▅▅▄▃▄▄▃▃▇▄▄▃▃▄▂▃▃▄▅▁▂▃▃▃▃▃▃▃▃▃▄▃▄▃▃3.3152.514-9.4252.9139.21410.5730.30815.8348.66213.02712.6566.7244.3086.0525.2452.3070.7425.92410.0524.7961.2622.7829.444-2.3964.333.4547.66414.389-8.791-1.9691.2560.2421.5731.7010.280.70.6920.5960.8256.0950.4897.0610.472.852NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInFinancingActivities ▃█▇▁▇▂▃▂▄▁▄▄▅▆▄▄▃▄▄▄▃▃▃▃▂▃▃▃▃▃▄▃▃▃▃▃▃▃▃▃▃▃▃▃-41.2091194.831840.497-512.4541046.201-291.127-53.486-303.565236.188-576.527187.80959.346518.837637.566119.842261.785-55.713210.377160.0599.651-36.832-29.657-33.592-8.098-224.181-36.848-62.704-91.432-76.5583.36168.3391.373-121.7999.186-74.606-101.705-69.658-9.52524.03627.336-14.583-49.756-162.026-16.82NA
us-gaap:PaymentsOfDividendsCommonStock ██████▇▆▆▆▆▆▆▆▄▃▃▃▃▂▃▃▂▂▂▂▁▁▁▁19.5119.518.45218.53518.52919.07718.19915.45715.45814.80713.8813.84413.84114.08111.138.0898.0527.8457.5166.7137.3117.2036.9676.8856.7976.3773.9183.9743.8923.575NANANANANANANANANANANANANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock ▁▁▃▁▁█0.03.0820.020.00.093.307NANA0.00.0NANANANANANANANANANANANANANANANANANANANA0.02.5295.9172.4022.8936.9685.6542.0522.874NANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1084000.01083000.01081000.01090000.01090000.01090000.01136000.0966000.0966000.0926000.0923000.0923000.0923000.0922000.01840000.0644000.0644000.0628000.0626000.0626000.0608000.0606000.0606000.0598000.0598000.0598000.0362000.0360000.0326000.0326000.0324000.0324000.0326000.0330000.0330000.0334000.0340000.0344000.0344000.0346000.0346000.0346000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStockValue us-gaap:ConsolidatedEntities

srt:ParentCompany


Common
Period End2020-12-312019-12-312018-12-312017-12-31
Value1081000.01136000.0923000.0920000.0
Percentage of CommonStockValue100.0100.0100.050.0
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 End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value1081081091091139696929292926464636160606059443332323232333334343434
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value1081081091081129696929292926463626160605959443332323232333334343434
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EmployeeStockOption


Antidilutive
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-30
Value653720.0653720.0614100.006610.00000000326560.0258260.0319650.061395.065005.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.00.0100.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.690.620.490.60.540.680.470.850.580.520.60.60.580.56-0.4950.450.360.3550.4350.3850.3750.3850.40.360.3350.1950.3550.260.3050.1350.1150.2150.20.180.240.2050.190.1850.1850.210.1950.1450.480.2250.23
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.690.620.480.60.540.680.470.840.580.510.60.590.580.55-0.490.4450.360.350.4250.380.3750.3850.40.360.3350.1950.360.260.30.1350.1150.2150.20.180.240.2050.190.1850.1850.210.1950.1450.480.220.23
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Tier One Risk Based Capital To Risk Weighted Assets

us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets dei:LegalEntity

us-gaap:TierOneRiskBasedCapitalToRiskWeightedAssets

sfnc:SimmonsFirstNationalBank


Tier
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value14.60.1230.110.1150.1320.1390.1360.140.1630.185
Percentage of TierOneRiskBasedCapitalToRiskWeightedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:SimmonsFirstNationalCorporation


Tier
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value13.40.1090.1020.0980.1450.160.1340.130.1910.216
Percentage of TierOneRiskBasedCapitalToRiskWeightedAssets91.888.692.785.2109.8115.198.592.9117.2116.8

Capital To Risk Weighted Assets

us-gaap:CapitalToRiskWeightedAssets

us-gaap:CapitalToRiskWeightedAssets


Capital
Period End2021-06-302021-03-312020-09-30
Value14.214.0812.55
Percentage of CapitalToRiskWeightedAssets100.0100.0100.0

us-gaap:CapitalToRiskWeightedAssets dei:LegalEntity

sfnc:SimmonsFirstNationalBank


Capital
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value15.30.1290.1150.1210.1380.1460.1450.1480.1720.194
Percentage of CapitalToRiskWeightedAssets0.00.00.00.00.00.00.00.00.00.0

sfnc:SimmonsFirstNationalCorporation


Capital
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value16.80.1370.1330.1140.1510.1670.1450.1410.2030.228
Percentage of CapitalToRiskWeightedAssets0.00.00.00.00.00.00.00.00.00.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value3.73.92.4473.1733.0714.5063.6053.0673.1653.0841.4093.3143.8832.6215.2771.9871.92.5991.2472.1071.6120.4852.0080.9330.7160.3610.4040.3070.170.4850.378
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating2.22.31.41.81.62.21.71.61.61.70.81.92.31.73.62.32.33.31.62.92.20.62.51.10.90.60.80.70.41.10.9

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value124-29.482715374944990776976474734152926239.64221232918251611138.245105.2353.3856.7414.1215.7257.7086.8416.6496.3046.1147.1967.024.971167.572
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating74.4-17.439.729.539.145.223.345.739.438.642.826.428.522.010.533.731.029.412.029.032.839.323.330.321.320.826.018.224.211.67.919.612.717.222.521.621.319.719.122.321.715.348.123.4

us-gaap:ComprehensiveIncomeNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value49-96.90218-12.8011617-2.8188.393212120-7.857-6.121-16.798-3.5970.6712.9760.914-17.329-2.1210.6726.231-5.383
Percentage of ComprehensiveIncomeNetOfTax39.7328.725.6-24.121.518.3-5.69.327.630.927.1-16.6-12.9-48.7-23.52.311.44.0-179.7-10.02.821.0-29.1
Percentage of InterestAndDividendIncomeOperating29.5-57.210.2-7.18.48.3-1.34.310.911.911.6-4.4-3.7-10.7-2.50.83.51.2-21.6-2.90.98.2-6.8
Percentage of InterestAndDividendIncomeOperating us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value7467526558775281554755555351182823222623222323
Percentage of ComprehensiveIncomeNetOfTax60.3-228.774.4124.178.581.7105.690.772.469.172.9116.6112.9148.7123.597.788.696.0279.7110.097.279.0129.1
Percentage of InterestAndDividendIncomeOperating44.939.829.636.730.736.924.641.528.526.631.230.832.232.713.033.027.528.233.731.931.931.130.1
Percentage of InterestAndDividendIncomeOperating us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Disposal Group Not Discontinued Operation Gain Loss On Disposal

us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal

us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal


Disposal
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value05300000.0002205000.05889000.000
Percentage of DisposalGroupNotDiscontinuedOperationGainLossOnDisposal0.0100.00.00.0100.0100.00.00.0
Percentage of InterestAndDividendIncomeOperating0.03.10.00.01.22.80.00.0

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value17141017152012231512111013132614119.691121011117.50510104.1825.6693.5374.4640.9320.7982.9612.9262.623.8563.0082.7892.6782.5583.2692.8481.759.1543.0933.438
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating10.28.56.19.88.19.96.111.88.06.96.66.18.38.918.316.813.212.415.514.716.415.49.512.912.97.311.17.810.22.11.98.69.07.911.39.58.98.48.010.28.85.427.59.610.8

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet


Income
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-06-302017-03-31
Value-33.3460.366273.1040.0925.77528-0.0541213-7.375100.023
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating-20.00.215.31.60.02.914.4-0.06.98.0-4.712.00.0

Interest And Fee Income Loans And Leases

us-gaap:InterestAndFeeIncomeLoansAndLeases

us-gaap:InterestAndFeeIncomeLoansAndLeases


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1381461601631761871931791781591591621501431327773687065636670767050454038404623222223242324252626
Percentage of InterestAndFeeIncomeLoansAndLeases100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating83.186.489.490.892.389.690.491.290.889.089.790.890.491.291.388.587.787.688.588.687.688.288.989.789.089.188.888.688.189.1136.373.171.769.673.175.773.774.276.983.384.2

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value2022242627414647454240362922188.6657.0866.0475.7375.3555.3175.395.5736.5235.9624.2933.5683.4433.4143.4893.2692.8472.9893.1573.6323.7713.9414.274.6844.9275.1465.6397.0636.276.499
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating12.213.413.514.514.620.021.623.923.423.522.720.117.714.112.69.98.47.77.27.37.47.17.07.77.57.57.07.67.87.77.68.39.29.510.611.912.613.314.615.315.917.421.219.420.5

Interest Income Expense Net

us-gaap:InterestIncomeExpenseNet

us-gaap:InterestIncomeExpenseNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value146146154153163167167150150137137142136134126787672746866707378735247414041393129303027272727272726262625
Percentage of InterestIncomeExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating87.886.686.585.585.480.078.476.176.676.577.379.982.385.987.490.191.692.392.892.792.692.993.092.392.592.593.092.492.292.392.491.790.890.589.488.187.486.785.484.784.182.678.880.679.5

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-06-302017-03-31
Value251928223239514349384331472217136.16
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating15.011.416.212.717.118.824.121.825.421.224.617.528.714.512.315.77.9

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value746752655877528155475555535118282322262322232321208.735128.7889.9084.3523.7866.9326.5765.9378.0336.766.5366.3556.3057.2576.7465.066167.627.981
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating44.939.829.636.730.736.924.641.528.526.631.230.832.232.713.033.027.528.233.731.931.931.130.125.425.415.324.819.422.69.78.820.120.217.923.521.321.019.919.722.520.815.649.723.625.2

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value746752655877528155475555535118282322262322232321208.709128.7889.9084.352
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating44.939.829.636.730.736.924.641.528.326.631.230.832.232.713.033.027.528.233.731.931.931.130.025.425.315.224.819.422.69.7

Preferred Stock Dividends Income Statement Impact

us-gaap:PreferredStockDividendsIncomeStatementImpact

us-gaap:PreferredStockDividendsIncomeStatementImpact


Preferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value13000.013000.013000.013000.013000.013000.013000.00326000.0000000024000.077000.077000.077000.026000.0
Percentage of PreferredStockDividendsIncomeStatementImpact100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating0.00.00.00.00.00.00.00.00.20.00.00.00.00.00.00.00.00.10.10.10.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

sfnc:MortgageLoans


Revenue
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
Value4.496.4472.99313125.0464.0294.5093.6562.8231.4571.5212.783.472
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating2.73.81.77.86.52.41.92.31.91.60.80.81.72.2
Percentage of InterestAndDividendIncomeOperating sfnc:MortgageLoans0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sfnc:SBALoans


Revenue
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
Value0.2870.240.4840.3040.2450.2960.3210.9560.8950.4970.1860.3040.350.973
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.43.716.22.22.05.98.021.224.517.612.820.012.628.0
Percentage of InterestAndDividendIncomeOperating0.20.10.30.20.10.10.10.50.50.30.10.20.20.6
Percentage of InterestAndDividendIncomeOperating sfnc:SBALoans0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CreditAndDebitCard


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value7.8828.9648.718.857.9967.9148.927.0597.2126.0986.5476.82108.7968.8018.8648.6597.934
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax175.5139.0291.063.364.2156.8221.4156.6197.3216.0449.3448.4363.5253.30.00.00.00.0
Percentage of InterestAndDividendIncomeOperating4.75.34.94.94.23.84.23.63.73.43.73.86.15.66.110.110.310.1
Percentage of InterestAndDividendIncomeOperating us-gaap:CreditAndDebitCard0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DepositAccount


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value109.71510108.57131310101011101010108.9078.4838.102
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax223.8150.7360.874.368.8264.1330.9240.1288.8356.6773.0712.5362.0298.00.00.00.00.0
Percentage of InterestAndDividendIncomeOperating6.05.76.05.84.56.46.25.55.45.66.36.16.16.67.310.210.110.3
Percentage of InterestAndDividendIncomeOperating us-gaap:DepositAccount0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FiduciaryAndTrust


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value7.2386.6666.5576.7447.2537.1517.436.1085.7945.7085.986.2775.6225.2496.024.2254.1134.212
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax161.2103.4219.148.358.2141.7184.4135.5158.5202.2410.4412.7202.2151.20.00.00.00.0
Percentage of InterestAndDividendIncomeOperating4.33.93.73.83.83.43.53.13.03.23.43.53.43.34.14.84.95.4
Percentage of InterestAndDividendIncomeOperating us-gaap:FiduciaryAndTrust0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FinancialServiceOther


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2.0481.9221.7831.7641.4891.5881.9151.3081.3121.2891.5011.2012.0172.752.7742.4332.5152.197
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax45.629.859.612.612.031.547.529.035.945.7103.079.072.679.20.00.00.00.0
Percentage of InterestAndDividendIncomeOperating1.21.11.01.00.80.80.90.70.70.70.80.71.21.81.92.83.02.8
Percentage of InterestAndDividendIncomeOperating us-gaap:FinancialServiceOther0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value234232334822359214372190320841212591775817937160911654316281161651559715055953590688626840082267534753675597559761478174643469143254396438334413421354335273414325733203320329332633316
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
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:Assets us-gaap:ConsolidatedEntities

srt:ParentCompany


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-31
Value3421343326272353
Percentage of Assets15.316.215.915.6
Percentage of Assets15.316.215.915.6
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
Value203832041719383184951899817995182701521115467137891429614097140181348812971827878347455724870796443646464826514658968044149420739113989397930383019313731213010284929102912288528592919
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 Assets87.087.486.786.386.786.385.985.786.285.786.486.686.786.586.286.886.486.486.386.185.585.885.886.286.587.089.489.790.490.890.888.388.388.588.588.287.587.787.787.687.688.0

us-gaap:Liabilities us-gaap:ConsolidatedEntities

srt:ParentCompany


Liabilitiesus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-31
Value445444381268
Percentage of Liabilities2.32.42.72.1
Percentage of Assets2.02.12.31.8
Percentage of Assets srt:ParentCompany13.013.014.511.4

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
Value234232334822359214372190320841212591775817937160911654316281161651559715055953590688626840082267534753675597559761478174643469143254396438334413421354335273414325733203320329332633316
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
Value3421343326272353
Percentage of LiabilitiesAndStockholdersEquity15.316.215.915.6
Percentage of Assets15.316.215.915.6
Percentage of Assets srt:ParentCompany100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value30392930297629422904284529882547246923022246218321462109208412571234117011511147109010711076104510251013494484414406403403401406406404407409407407403399397383379371288
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.012.613.313.713.313.714.114.313.814.313.613.413.313.513.813.213.613.613.713.914.514.214.213.813.513.010.610.39.69.29.211.711.711.511.511.812.512.312.312.412.40.012.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-31
Value2976298822462084
Percentage of StockholdersEquity100.0100.0100.0100.0
Percentage of Assets13.314.113.613.8
Percentage of Assets srt:ParentCompany87.087.085.588.6

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value12-37.17659415438202315-6.0-27.374-48.04-40.183-34.062-17.264-10.651-11.322-14.298-15.2122.1174.2383.566-2.6652.718-1.41.855-1.336-1.952-1.409-2.119-3.002-2.601-2.410.0450.2570.5820.5010.3880.4390.630.6910.4170.5121.0521.10.7623.19
Percentage of StockholdersEquity0.4-1.32.01.41.91.30.70.90.6-0.3-1.2-2.2-1.9-1.6-0.8-0.8-0.9-1.2-1.30.20.40.3-0.20.3-0.10.2-0.3-0.4-0.3-0.5-0.7-0.6-0.60.00.10.10.10.10.10.20.20.10.10.30.30.21.1
Percentage of Assets0.1-0.20.30.20.20.20.10.10.1-0.0-0.2-0.3-0.2-0.2-0.1-0.1-0.1-0.2-0.20.00.10.0-0.00.0-0.00.0-0.0-0.0-0.0-0.0-0.1-0.1-0.10.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value202120172014203220292026211717081705159915971597159415901586763761716711710668665662642640639156155908988878994969910511011211511511411411311211140
Percentage of StockholdersEquity66.568.867.769.169.971.270.867.169.169.571.173.274.375.476.160.761.761.261.961.961.362.161.561.462.563.131.732.121.722.021.821.722.323.323.824.526.027.127.628.228.528.728.729.529.830.114.1
Percentage of Assets8.68.69.09.59.39.710.09.69.59.99.79.89.910.210.58.08.48.38.58.68.98.88.88.58.48.23.43.32.12.02.02.52.62.72.72.93.23.33.43.53.50.03.40.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value1.0841.0831.0811.091.091.091.1360.9660.9660.9260.9230.9230.9230.9220.920.3220.3220.3140.3130.3130.3040.3030.3030.2990.2990.2990.1810.180.1630.1630.1620.1620.1630.1650.1650.1670.170.1720.1720.1730.1730.1730.1730.1720.1720.1710.14
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:PreferredStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312015-09-302015-06-302015-03-31
Value0.7670.7670.7670.7670.7670.7670.7670.00.00.00.00.030303030
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.02.93.03.03.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.40.40.40.4
Percentage of Assets us-gaap:PreferredStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value1004948901866819778848814747707674633591552514504483468454434417402385369354341338330325319318318314311309304300297294291287284282269265258244
Percentage of StockholdersEquity33.032.430.329.528.227.428.432.030.330.730.029.027.626.224.740.139.240.039.437.938.337.535.835.334.633.768.668.278.678.578.978.978.376.676.175.373.972.872.371.671.371.271.170.269.969.784.7
Percentage of Assets4.34.14.04.03.73.74.04.64.24.44.13.93.73.53.45.35.35.45.45.35.55.35.14.94.74.47.37.07.57.37.39.29.28.88.88.99.29.08.98.98.80.08.50.00.00.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Tier One Risk Based Capital

us-gaap:TierOneRiskBasedCapital dei:LegalEntity

us-gaap:TierOneRiskBasedCapital

sfnc:SimmonsFirstNationalBank


Tier
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value204617771469835790699405261171168
Percentage of TierOneRiskBasedCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.28.48.95.69.49.28.76.04.95.1
Percentage of Assets sfnc:SimmonsFirstNationalBank0.00.00.00.00.00.00.00.00.00.0

sfnc:SimmonsFirstNationalCorporation


Tier
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1884180713611199872808403351376389
Percentage of TierOneRiskBasedCapital92.1101.792.7143.5110.4115.699.3134.4219.7231.4
Percentage of Assets8.48.58.28.010.410.78.78.010.711.7
Percentage of Assets sfnc:SimmonsFirstNationalCorporation0.00.00.00.00.00.00.00.00.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value233939053472252225451737996529655491833513943859598285
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.016.715.511.811.68.34.73.03.73.15.03.25.85.54.03.4

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents us-gaap:ConsolidatedEntities

srt:ParentCompany


Cash
Period End2020-12-312019-12-312018-12-312017-12-31
Value17210421919
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents5.010.426.33.2
Percentage of Assets0.80.51.30.1
Percentage of Assets srt:ParentCompany5.03.08.30.8

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

us-gaap:PropertyPlantAndEquipmentGross

sfnc:Software


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value65656466636056
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.30.30.30.30.30.3
Percentage of Assets sfnc:Software0.00.00.00.00.00.00.0

us-gaap:BuildingAndBuildingImprovements


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value289289293306306307309
Percentage of PropertyPlantAndEquipmentGross441.5444.8452.1462.2479.6509.1552.2
Percentage of Assets1.21.21.31.41.41.51.5
Percentage of Assets us-gaap:BuildingAndBuildingImprovements0.00.00.00.00.00.00.0

us-gaap:ConstructionInProgress


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value3.6982.5150.7633.7876.6357.2856.998
Percentage of PropertyPlantAndEquipmentGross5.63.91.25.710.412.112.5
Percentage of Assets0.00.00.00.00.00.00.0
Percentage of Assets us-gaap:ConstructionInProgress0.00.00.00.00.00.00.0

us-gaap:FurnitureAndFixtures


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1011001001009810299
Percentage of PropertyPlantAndEquipmentGross155.3154.9155.5151.8153.7169.5177.4
Percentage of Assets0.40.40.50.50.40.50.5
Percentage of Assets us-gaap:FurnitureAndFixtures0.00.00.00.00.00.00.0

us-gaap:Land


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value89899096969799
Percentage of PropertyPlantAndEquipmentGross137.0138.1140.2145.5151.0160.9178.4
Percentage of Assets0.40.40.40.50.40.50.5
Percentage of Assets us-gaap:Land0.00.00.00.00.00.00.0

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AmortizationOfIntangibleAssets


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value3.3323.3443.3513.3623.3693.4133.272.9472.9472.6412.6152.7722.7852.8372.841.7241.5541.551.5341.5031.4511.4551.3371.2650.9960.8990.6050.4540.4520.4530.1350.1370.1370.0740.0740.0740.2220.224
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AmortizationOfIntangibleAssets us-gaap:FiniteLivedIntangibleAssetsByMajorClass

sfnc:BooksOfBusinessIntangible


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312015-03-312014-03-31
Value0.3430.3440.3430.3430.3430.3430.120.0
Percentage of AmortizationOfIntangibleAssets10.310.310.210.210.210.013.30.0
Percentage of Assets0.00.00.00.00.00.00.00.0
Percentage of Assets sfnc:BooksOfBusinessIntangible0.00.00.00.00.00.00.00.0

sfnc:CoreDepositPremium


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-04-01
Value2.9893.0013.0073.023.0243.073500000.3570.3440.350.670.1920.1350.136
Percentage of AmortizationOfIntangibleAssets89.789.789.789.889.890.038932146.859.075.877.4147.90.0100.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets sfnc:CoreDepositPremium0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet us-gaap:ConsolidatedEntities

us-gaap:PropertyPlantAndEquipmentNet

srt:ParentCompany


Property
Period End2020-12-312019-12-312018-12-312017-12-31
Value25275.80410
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0
Percentage of Assets0.10.10.00.1
Percentage of Assets srt:ParentCompany0.70.80.20.4

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
Value3165326923682288
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures100.0100.0100.0100.0
Percentage of Assets14.215.414.315.2
Percentage of Assets srt:ParentCompany92.595.290.297.3

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value10751075107510751064106410559269268458458458458458423753793503483483273273273143143141081087878786060606060606060606060
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.64.64.85.04.95.15.05.25.25.35.15.25.25.45.63.94.24.14.14.24.34.34.34.24.14.02.32.31.81.81.81.81.81.71.71.81.91.81.81.81.91.8

us-gaap:Goodwill us-gaap:BusinessAcquisition

sfnc:LandrumCompany


Goodwillus-gaap:
Period End2020-12-312019-12-312019-10-312019-10-30
Value1311311310.407
Percentage of Goodwill12.212.40.00.0
Percentage of Assets0.60.60.00.0
Percentage of Assets sfnc:LandrumCompany0.00.00.00.0

sfnc:RelianceBancsharesInc.


Goodwillus-gaap:
Period End2020-12-312019-12-312019-06-302019-04-12
Value78788080
Percentage of Goodwill7.37.48.70.0
Percentage of Assets0.40.40.50.0
Percentage of Assets sfnc:RelianceBancsharesInc.0.00.00.05.4

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-09-302013-12-31
Value1031071111141171211271011048891939699106555851525450515344462214
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.50.50.50.50.60.60.60.60.60.60.60.60.60.70.60.60.60.60.70.70.70.70.60.60.50.3

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

sfnc:BooksOfBusinessIntangible


Finite
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value13131314141415101011111112121212141314141414145.155.2715.3495.0435.041
Percentage of FiniteLivedIntangibleAssetsNet12.612.512.412.312.212.112.210.610.612.712.612.512.512.411.923.224.727.026.826.528.127.827.611.511.30.00.021.9
Percentage of Assets0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.20.20.20.20.20.20.10.10.10.10.1
Percentage of Assets sfnc:BooksOfBusinessIntangible0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

sfnc:CoreDepositPremium


Finite
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
Value9093971001031061119093777982848689424336383935363738394115161213
Percentage of FiniteLivedIntangibleAssetsNet87.487.587.687.787.887.987.889.489.487.387.487.587.487.484.276.174.571.871.972.070.170.270.385.885.80.00.070.80.086.9
Percentage of Assets0.40.40.40.50.50.50.50.50.50.50.50.50.50.60.60.40.50.40.50.50.50.50.50.50.50.50.30.30.30.3
Percentage of Assets sfnc:CoreDepositPremium0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Deferred Tax Assets Liabilities Net

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:DeferredTaxAssetsLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value224113158.878174.973132125221818212327252425294950484033323230-3.071-3.712-5.776-7.189-7.0-6.06-6.821
Percentage of DeferredTaxAssetsLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.20.10.10.00.10.00.10.10.20.10.10.20.20.30.30.30.30.30.40.70.70.60.90.70.70.70.7-0.1-0.1-0.2-0.2-0.2-0.2-0.2

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value34273132343840343530
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.20.20.20.20.20.20.2

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
Value2823152892822932787612374626892807671535258655048726673827455494749461311162116131817202038
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 Assets1.21.41.31.31.31.30.40.70.40.40.40.60.50.50.50.60.60.70.80.60.61.00.91.01.11.01.21.11.11.11.10.40.30.50.60.50.40.60.50.60.61.2

us-gaap:OtherAssets us-gaap:ConsolidatedEntities

srt:ParentCompany


Other
Period End2020-12-312019-12-312018-12-312017-12-31
Value56312931
Percentage of OtherAssets19.441.444.043.6
Percentage of Assets0.30.10.20.2
Percentage of Assets srt:ParentCompany1.60.91.11.3

Time Deposit Maturities Year One

us-gaap:TimeDepositMaturitiesYearOne

us-gaap:TimeDepositMaturitiesYearOne


Time
Period End2020-12-31
Value2426
Percentage of TimeDepositMaturitiesYearOne100.0
Percentage of Assets10.9

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-03-312012-12-312011-12-31
Value172217231724172517761785168514521678152416991793186516091520589542501333275252236222235233348135144136137137137110121
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.47.47.78.08.18.67.98.29.49.510.311.011.510.310.16.26.05.84.03.33.33.12.93.13.14.52.93.13.13.13.13.93.13.6

us-gaap:LongTermDebt us-gaap:LongtermDebtType

sfnc:FederalHomeLoanBankAdvanceandOtherLongTermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value13391340134213421393139612971345
Percentage of LongTermDebt77.877.877.877.878.578.277.079.2
Percentage of Assets5.75.76.06.36.46.76.18.1
Percentage of Assets sfnc:FederalHomeLoanBankAdvanceandOtherLongTermDebt0.00.00.00.00.00.00.00.0

sfnc:OtherLongTermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value323333333434340.0
Percentage of LongTermDebt1.91.91.92.01.91.92.10.0
Percentage of Assets0.10.10.10.20.20.20.20.0
Percentage of Assets sfnc:OtherLongTermDebt0.00.00.00.00.00.00.00.0

sfnc:SubordinatedDebtandUnsecuredDebt


Long
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
Value383383382382382388388354354354353372413140
Percentage of LongTermDebt22.222.222.222.221.521.823.024.421.123.220.820.822.29.2
Percentage of Assets1.61.61.71.81.71.91.82.02.02.22.12.32.60.9
Percentage of Assets sfnc:SubordinatedDebtandUnsecuredDebt0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FederalHomeLoanBankAdvances


Long
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
Value13061307130813081359136212621098132411691345142014511261
Percentage of LongTermDebt75.975.975.975.976.576.374.975.678.976.879.279.277.883.0
Percentage of Assets5.65.65.96.16.26.55.96.27.47.38.18.79.08.4
Percentage of Assets us-gaap:FederalHomeLoanBankAdvances0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value172217231724425435369218333222135137110
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.47.47.72.02.12.21.54.02.92.93.13.1

us-gaap:LongTermDebtNoncurrent us-gaap:ConsolidatedEntities

srt:ParentCompany


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value406413353183
Percentage of LongTermDebtNoncurrent23.694.995.884.2
Percentage of Assets1.81.92.11.2
Percentage of Assets srt:ParentCompany11.912.013.57.8

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value7376000.0
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
Value5256000.0
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
Value3304000.0
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
Value2299000.0
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
Value8000000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets0.0

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value35273132343840343530
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.20.20.20.20.20.20.2

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value35
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
Value3994000.0
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0
Percentage of Assets0.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value30392930297629422904284529882547246923022246218321462109208412571234117011511147109010711076104510251013494484414406403403401406406404407409407407403399397383379371288
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets13.012.613.313.713.313.714.114.313.814.313.613.413.313.513.813.213.613.613.713.914.514.214.213.813.513.010.610.39.69.29.211.711.711.511.511.812.512.312.312.412.40.012.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-31
Value2976298822462084
Percentage of StockholdersEquity100.0100.0100.0100.0
Percentage of Assets13.314.113.613.8
Percentage of Assets srt:ParentCompany87.087.085.588.6

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value12-37.17659415438202315-6.0-27.374-48.04-40.183-34.062-17.264-10.651-11.322-14.298-15.2122.1174.2383.566-2.6652.718-1.41.855-1.336-1.952-1.409-2.119-3.002-2.601-2.410.0450.2570.5820.5010.3880.4390.630.6910.4170.5121.0521.10.7623.19
Percentage of StockholdersEquity0.4-1.32.01.41.91.30.70.90.6-0.3-1.2-2.2-1.9-1.6-0.8-0.8-0.9-1.2-1.30.20.40.3-0.20.3-0.10.2-0.3-0.4-0.3-0.5-0.7-0.6-0.60.00.10.10.10.10.10.20.20.10.10.30.30.21.1
Percentage of Assets0.1-0.20.30.20.20.20.10.10.1-0.0-0.2-0.3-0.2-0.2-0.1-0.1-0.1-0.2-0.20.00.10.0-0.00.0-0.00.0-0.0-0.0-0.0-0.0-0.1-0.1-0.10.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value202120172014203220292026211717081705159915971597159415901586763761716711710668665662642640639156155908988878994969910511011211511511411411311211140
Percentage of StockholdersEquity66.568.867.769.169.971.270.867.169.169.571.173.274.375.476.160.761.761.261.961.961.362.161.561.462.563.131.732.121.722.021.821.722.323.323.824.526.027.127.628.228.528.728.729.529.830.114.1
Percentage of Assets8.68.69.09.59.39.710.09.69.59.99.79.89.910.210.58.08.48.38.58.68.98.88.88.58.48.23.43.32.12.02.02.52.62.72.72.93.23.33.43.53.50.03.40.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value1.0841.0831.0811.091.091.091.1360.9660.9660.9260.9230.9230.9230.9220.920.3220.3220.3140.3130.3130.3040.3030.3030.2990.2990.2990.1810.180.1630.1630.1620.1620.1630.1650.1650.1670.170.1720.1720.1730.1730.1730.1730.1720.1720.1710.14
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:PreferredStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312015-09-302015-06-302015-03-31
Value0.7670.7670.7670.7670.7670.7670.7670.00.00.00.00.030303030
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.02.93.03.03.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.40.40.40.4
Percentage of Assets us-gaap:PreferredStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value1004948901866819778848814747707674633591552514504483468454434417402385369354341338330325319318318314311309304300297294291287284282269265258244
Percentage of StockholdersEquity33.032.430.329.528.227.428.432.030.330.730.029.027.626.224.740.139.240.039.437.938.337.535.835.334.633.768.668.278.678.578.978.978.376.676.175.373.972.872.371.671.371.271.170.269.969.784.7
Percentage of Assets4.34.14.04.03.73.74.04.64.24.44.13.93.73.53.45.35.35.45.45.35.55.35.14.94.74.47.37.07.57.37.39.29.28.88.88.99.29.08.98.98.80.08.50.00.00.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1084000.01083000.01081000.01090000.01090000.01090000.01136000.0966000.0966000.0926000.0923000.0923000.0923000.0922000.01840000.0644000.0644000.0628000.0626000.0626000.0608000.0606000.0606000.0598000.0598000.0598000.0362000.0360000.0326000.0326000.0324000.0324000.0326000.0330000.0330000.0334000.0340000.0344000.0344000.0346000.0346000.0346000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStockValue us-gaap:ConsolidatedEntities

srt:ParentCompany


Common
Period End2020-12-312019-12-312018-12-312017-12-31
Value1081000.01136000.0923000.0920000.0
Percentage of CommonStockValue100.0100.0100.050.0
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
Value2021201720142032202920262117170817051599159715971594159015867637617167117106686656626426406391561559089888789949699105110112115115114
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 Assets8.68.69.09.59.39.710.09.69.59.99.79.89.910.210.58.08.48.38.58.68.98.88.88.58.48.23.43.32.12.02.02.52.62.72.72.93.23.33.43.53.53.4

us-gaap:AdditionalPaidInCapital us-gaap:ConsolidatedEntities

srt:ParentCompany


Additional
Period End2020-12-312019-12-312018-12-312017-12-31
Value2014211715971586
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0
Percentage of Assets9.010.09.710.5
Percentage of Assets srt:ParentCompany58.961.760.867.4

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
Value1004948901866819778848814747707674633591552514504483468454434417402385369354341338330325319318318314311309304300297294291287282
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 Assets4.34.14.04.03.73.74.04.64.24.44.13.93.73.53.45.35.35.45.45.35.55.35.14.94.74.47.37.07.57.37.39.29.28.88.88.99.29.08.98.98.88.5

us-gaap:RetainedEarningsAccumulatedDeficit us-gaap:ConsolidatedEntities

srt:ParentCompany


Retained
Period End2020-12-312019-12-312018-12-312017-12-31
Value901848674514
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0
Percentage of Assets4.04.04.13.4
Percentage of Assets srt:ParentCompany26.324.725.721.9

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value12-37.17659415438202315-6.0-27.374-48.04-40.183-34.062-17.264-10.651-11.322-14.298-15.2122.1174.2383.566-2.6652.718-1.41.855-1.336-1.952-1.409-2.119-3.002-2.601-2.410.0450.2570.5820.5010.439
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.1-0.20.30.20.20.20.10.10.1-0.0-0.2-0.3-0.2-0.2-0.1-0.1-0.1-0.2-0.20.00.10.0-0.00.0-0.00.0-0.0-0.0-0.0-0.0-0.1-0.1-0.10.00.00.00.00.0

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
Value10075126-10.576-16.648103776929881084130806.107323441142259-5.20813571.12217-0.45411-1.351.8795.5364.279111412-4.90618105.416-5.6828.97520212.398
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 InterestAndDividendIncomeOperating60.244.770.4-5.9-8.749.536.435.315.249.660.923.218.351.14.237.240.753.318.230.682.5-6.916.767.31.429.7-0.925.5-3.14.212.912.436.343.535.3-15.559.832.016.9-17.627.764.264.07.4

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-1625.688-837.272-16.631500-221.592928442108-101.90814523-530.866-465.02-456.23439-191.6645-232.56-343.471815.0725.664-128.38259-170.299369104-48.477-21.568-22.48489-88.401-73.7948111149-81.41310717-39.89388626695
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating-973.6-494.2-9.3278.2-115.6443.6206.655.0-51.981.213.1-296.6-279.7-290.327.4-219.154.7-296.5-429.0111.47.17.5-161.869.6-215.1645.8205.7-107.2-49.2-49.9207.5-256.9-226.6245.5326.7156.0-261.0334.853.4-123.9118.4264.9800.3294.7

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-41.2091194840-512.4541046-291.127-53.486-303.565236-576.52718759518637119261-55.71321016099-36.832-29.657-33.592-8.098-224.181-36.848-62.704-91.432-76.5583.361681.373-121.7999.186-74.606-101.705-69.658-9.5252427-14.583-49.756-162.026-16.82
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating-24.7705.2469.3-285.1545.9-139.1-25.0-153.9120.4-321.9105.333.2312.0405.782.5299.2-66.4268.2199.9135.7-51.2-39.2-42.3-9.5-283.2-64.4-123.1-202.2-174.67.5159.34.0-373.927.6-217.9-320.7-223.3-29.875.284.9-45.0-153.2-486.0-52.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-1566.339433950-23.029807740466-125.286164-342.297319-430.04284261
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating-938.1255.7530.4-12.8421.6354.0218.0-63.583.6-191.1179.3-240.350.6166.5

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredIncomeTaxExpenseBenefit


Deferred
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
Value3.0883.227-3.042-1.6966.202-1.586235.9932.8592.0811.0965.264-1.8693.921182.732-0.863.09-10.9020.4550.5070.10817-2.109-0.194-1.578-4.573-1.313-0.476-2.667-2.344-0.518-0.48-1.2760.3990.888-1.9511.149-1.0810.005-2.221-0.2746.971-0.573
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value111212121211109.4438.5687.4517.6027.216.9236.6776.4734.944.6964.9534.7494.193.9524.0872.773.9393.9443.0012.7121.4131.9111.8971.7111.4761.481.461.41.3651.3791.3721.5251.491.5161.5361.4491.421
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
Value10075126-10.576-16.648103776929881084130806.107323441142259-5.20813571.12217-0.45411-1.351.8795.5364.279111412-4.90618105.416-5.6828.97520212.398
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 InterestAndDividendIncomeOperating60.244.770.4-5.9-8.749.536.435.315.249.660.923.218.351.14.237.240.753.318.230.682.5-6.916.767.31.429.7-0.925.5-3.14.212.912.436.343.535.3-15.559.832.016.9-17.627.764.264.07.4

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value746752655877528155475555535118282322262322232321208.735128.7889.9084.3523.7866.9326.5765.9378.0336.766.5366.3556.3057.2576.7465.066167.627.981
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating44.939.829.636.730.736.924.641.528.526.631.230.832.232.713.033.027.528.233.731.931.931.130.125.425.415.324.819.422.69.78.820.120.217.923.521.321.019.919.722.520.815.649.723.625.2

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3.743.8522.4473.1733.0714.5063.6053.0673.1653.0841.2773.0322.8312.5855.0061.7171.6292.3290.7390.961.0130.7062.0070.9340.5920.4850.4610.3070.2940.3610.3780.3250.3780.3360.3229570.2957520.3672910.4020.2830.3080.340.2730.2570.215
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-1625.688-837.272-16.631500-221.592928442108-101.90814523-530.866-465.02-456.23439-191.6645-232.56-343.471815.0725.664-128.38259-170.299369104-48.477-21.568-22.48489-88.401-73.7948111149-81.41310717-39.89388626695
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating-973.6-494.2-9.3278.2-115.6443.6206.655.0-51.981.213.1-296.6-279.7-290.327.4-219.154.7-296.5-429.0111.47.17.5-161.869.6-215.1645.8205.7-107.2-49.2-49.9207.5-256.9-226.6245.5326.7156.0-261.0334.853.4-123.9118.4264.9800.3294.7

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3.3152.514-9.4252.9139.2141030158.66213126.7244.3086.0525.2452.3070.7425104.7961.2622.7829.444-2.3964.333.4547.66414-8.791-1.9691.2560.2421.5731.7010.280.70.6920.5960.8256.0950.4897.0610.472.852
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-41.2091194840-512.4541046-291.127-53.486-303.565236-576.52718759518637119261-55.71321016099-36.832-29.657-33.592-8.098-224.181-36.848-62.704-91.432-76.5583.361681.373-121.7999.186-74.606-101.705-69.658-9.5252427-14.583-49.756-162.026-16.82
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of InterestAndDividendIncomeOperating-24.7705.2469.3-285.1545.9-139.1-25.0-153.9120.4-321.9105.333.2312.0405.782.5299.2-66.4268.2199.9135.7-51.2-39.2-42.3-9.5-283.2-64.4-123.1-202.2-174.67.5159.34.0-373.927.6-217.9-320.7-223.3-29.875.284.9-45.0-153.2-486.0-52.0

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsCommonStock


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
Value1919181818191815151413131314118.0898.0527.8457.5166.7137.3117.2036.9676.8856.7976.3773.9183.9743.8923.575
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value0.03.08200.00.0930.00.00.02.5295.9172.4022.8936.9685.6542.0522.874
Percentage of PaymentsForRepurchaseOfCommonStock0.0100.0100.00.00.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312010-12-312009-12-31
Value475000.0492000.0658000.0658000.0658000.0691000.0692000.0694000.0694000.0694000.0695000.0695000.0696000.0726000.0812000.0431000.0432000.0448000.0473000.0484880.0491780.0528640.0485000.0493930.0246310.0222980.0120000.0139250.0151050.0167830.0185000.0207130.0211130.0214540.0218000.0227670.0227670.0228070.0259000.0374000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312010-12-312009-12-31
Value22.4722.4822.4822.4822.4822.4822.4622.4322.4322.4322.4222.4222.422.1221.9843.8243.7343.1542.8542.6142.3941.6440.5940.333.6435.4227.7227.7127.4327.1527.0426.8526.8226.7926.7726.7626.7626.7625.1121.78
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

sfnc:StockUnits


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value272000.0202000.050000.038000.055000.0425000.0326000.033000.084000.0399000.086000.024000.039000.0280000.0664000.011000.018000.0156000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value06000.00116000.001000.034000.083000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.015.80.027.30.03.040.520.8

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-31
Value13
Percentage of DeferredTaxAssetsNet100.0

sfnc:BankOwnedLifeInsuranceandDeathBenefitsIncome

sfnc:BankOwnedLifeInsuranceandDeathBenefitsIncome


Bank
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
Value2096000.01534000.02223000.01738000.01445000.01800000.01416000.01302000.01260000.0876000.01693000.01105000.01102000.01103000.0
Percentage of BankOwnedLifeInsuranceandDeathBenefitsIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:BranchRightSizingExpense

sfnc:BranchRightSizingExpense


Branch
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
Value0.4680.625110.4421.7210.2380.0370.162.8870.0450.2920.970.0210.0610.0640.1530.0990.1180.1490.2183.2190.0140.060.4582.7450.0350.3920.1510.33.8780.1080.533
Percentage of BranchRightSizingExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:CreditCardExpense

sfnc:CreditCardExpense


Credit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value3.3394.6854.8065.194.5824.3824.3414.23.7623.864.5183.4053.1883.2283.1073.1373.1072.8373.0092.9472.5422.832.5782.3092.281.9892.1462.2312.1231.7061.8311.7061.791.6581.7081.7871.7191.6921.761.6431.576
Percentage of CreditCardExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:DisposalGroupNotDiscontinuedOperationsPostClosingAdjustmentMultiplier us-gaap:StatementScenario, us-gaap:BusinessAcquisition

sfnc:DisposalGroupNotDiscontinuedOperationsPostClosingAdjustmentMultiplier

srt:ScenarioForecast, sfnc:FirstWesternTrustBank


Disposal
Period End2020-08-012020-07-312020-05-31
Value0.08060.07060.0606
Percentage of DisposalGroupNotDiscontinuedOperationsPostClosingAdjustmentMultiplier100.0100.0100.0

sfnc:FinancingReceivableCreditQualityBaselineEconomicForecastPercentage us-gaap:Collateral, us-gaap:CreditLossStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:InternalCreditAssessment

sfnc:FinancingReceivableCreditQualityBaselineEconomicForecastPercentage

sfnc:SecuredEnergyProductionAssets, us-gaap:FinancialAssetOtherThanFinancialAssetAcquiredWithCreditDeterioration, sfnc:RealEstatePortfolioSegment, sfnc:OtherCommercialLoans, us-gaap:InternalInvestmentGrade


Financing
Period End2020-12-312020-09-30
Value2.065.32
Percentage of FinancingReceivableCreditQualityBaselineEconomicForecastPercentage100.0100.0

sfnc:FinancingReceivableCreditQualityBaselineEconomicForecastPercentage us-gaap:CreditRatingMoodys, us-gaap:Collateral, us-gaap:CreditLossStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

sfnc:MoodysS2Rating, sfnc:SecuredEnergyProductionAssets, us-gaap:FinancialAssetOtherThanFinancialAssetAcquiredWithCreditDeterioration, sfnc:RealEstatePortfolioSegment, sfnc:OtherCommercialLoans


Financing
Period End2020-12-312020-09-30
Value-3.017.78
Percentage of FinancingReceivableCreditQualityBaselineEconomicForecastPercentage-150.027.2

sfnc:MoodysS3Rating, sfnc:SecuredEnergyProductionAssets, us-gaap:FinancialAssetOtherThanFinancialAssetAcquiredWithCreditDeterioration, sfnc:RealEstatePortfolioSegment, sfnc:OtherCommercialLoans


Financing
Period End2020-12-312020-09-30
Value1.015.9
Percentage of FinancingReceivableCreditQualityBaselineEconomicForecastPercentage50.024.3

sfnc:FinancingReceivablePreviouslyModificationNumberOfContractsRecovered us-gaap:LoanRestructuringModification, us-gaap:UnusualOrInfrequentItem

sfnc:FinancingReceivablePreviouslyModificationNumberOfContractsRecovered

sfnc:ExtendedMaturityandPaymentDeferral, sfnc:COVID19Pandemic


Financing
Period End2021-03-31
Value3300.0
Percentage of FinancingReceivablePreviouslyModificationNumberOfContractsRecovered100.0

sfnc:FinitelivedIntangibleAssetsDisposition us-gaap:FiniteLivedIntangibleAssetsByMajorClass

sfnc:FinitelivedIntangibleAssetsDisposition

sfnc:BooksOfBusinessIntangible


Finitelived
Period End2020-12-312020-09-302020-06-302020-03-31
Value000413000.0
Percentage of FinitelivedIntangibleAssetsDisposition0.00.00.0100.0

sfnc:CoreDepositPremium


Finitelived
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value0674000.000483000.01841000.0
Percentage of FinitelivedIntangibleAssetsDisposition0.00.00.00.00.0445.8

sfnc:IncomeTaxBenefitRelatedToSecurityGainsLossesPercentage

sfnc:IncomeTaxBenefitRelatedToSecurityGainsLossesPercentage


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value026.135025.874-25.87426.135-25.87425.874
Percentage of IncomeTaxBenefitRelatedToSecurityGainsLossesPercentage0.0100.00.0100.0100.0100.0100.0100.0

sfnc:IncomeTaxRateReconciliationTaxExemptInterestIncome

sfnc:IncomeTaxRateReconciliationTaxExemptInterestIncome


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value2741000.02510000.02132000.01752000.01421000.01421000.01300000.01105000.01024000.0961000.0876000.0833000.0782000.0677000.01975000.0955000.01134000.01071000.01087000.01072000.0913000.01135000.01206000.01218000.01260000.01024000.0
Percentage of IncomeTaxRateReconciliationTaxExemptInterestIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:IncomeTaxReconciliationBankOwnedLifeInsurance

sfnc:IncomeTaxReconciliationBankOwnedLifeInsurance


Income
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value319000.0241000.0308000.0212000.0319000.0225000.0215000.0179000.0186000.0190000.0186000.0178000.0220000.0218000.0240000.0146000.0223000.0296000.0158000.0202000.0212000.0152000.0115000.0137000.0
Percentage of IncomeTaxReconciliationBankOwnedLifeInsurance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:IncreaseDecreaseinOperatingLeasePayments

sfnc:IncreaseDecreaseinOperatingLeasePayments


Increase
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-2152000.0-3665000.0-2330000.0-1099000.04763000.0-2294000.0
Percentage of IncreaseDecreaseinOperatingLeasePayments100.0100.0100.0100.0100.0100.0

sfnc:InterestandFeeIncomeMortgageLoansHeldforsale

sfnc:InterestandFeeIncomeMortgageLoansHeldforsale


Interestand
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value386000.0639000.01012000.0668000.0281000.0382000.0332000.0210000.0
Percentage of InterestandFeeIncomeMortgageLoansHeldforsale100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:ProceedsFromDivestitureOfBusinessesNetOfLiabilities

sfnc:ProceedsFromDivestitureOfBusinessesNetOfLiabilities


Proceeds
Period End2021-06-302021-03-312020-06-302020-03-31
Value0.0-134.16657123
Percentage of ProceedsFromDivestitureOfBusinessesNetOfLiabilities0.0100.0100.0100.0

sfnc:ProceedsFromLoanOriginationsAndPrincipalCollectionsNet

sfnc:ProceedsFromLoanOriginationsAndPrincipalCollectionsNet


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value-814.964-705.54-1083.422-562.62126949-322.819
Percentage of ProceedsFromLoanOriginationsAndPrincipalCollectionsNet100.0100.0100.0100.0100.0100.0100.0

sfnc:ProceedsFromPaymentsForIssuanceofSharesSharebasedPaymentArrangementIncludingOptionExercisedAndCanceled

sfnc:ProceedsFromPaymentsForIssuanceofSharesSharebasedPaymentArrangementIncludingOptionExercisedAndCanceled


Proceeds
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value201000.01172000.0-184000.0-108000.0-3063000.0-271000.0-259000.0-2771000.0
Percentage of ProceedsFromPaymentsForIssuanceofSharesSharebasedPaymentArrangementIncludingOptionExercisedAndCanceled100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:SoftwareandTechnologyExpense

sfnc:SoftwareandTechnologyExpense


Softwareand
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
Value9.85710109.552106.4158.5396.5315.584.4964.8424.7333.3352.648
Percentage of SoftwareandTechnologyExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:StockRepurchasedDuringPeriodValueAverage

sfnc:StockRepurchasedDuringPeriodValueAverage


Stock
Period End2021-06-302021-03-312020-06-302020-03-31
Value023.53018.96
Percentage of StockRepurchasedDuringPeriodValueAverage0.0100.00.0100.0

sfnc:TransferOfPropertyToHeldForSale

sfnc:TransferOfPropertyToHeldForSale


Transfer
Period End2020-12-312020-09-30
Value100.0
Percentage of TransferOfPropertyToHeldForSale100.00.0

sfnc:TransferofDepositstoOtherLiabilitiesHeldforsale

sfnc:TransferofDepositstoOtherLiabilitiesHeldforsale


Transferof
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value1540.00.0580.00.0
Percentage of TransferofDepositstoOtherLiabilitiesHeldforsale100.00.00.0100.00.00.0

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments


Accretion
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
Value1212131315141812139.5597.261131314185.5887.1186.7669.06515-3.258106.173163.8695.965.9430.7740.9211.0730.8441.262-0.804-0.0690.171-0.0260.1330.0050.06-0.0210.034-0.0220.031-0.04
Percentage of AccretionAmortizationOfDiscountsAndPremiumsInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AcquisitionCosts

us-gaap:AcquisitionCosts


Acquisition
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302011-06-302010-12-312010-09-302010-06-30
Value0.6860.2330.7310.9021.831.068242.5567.5221.470.7970.8041.4651.711140.7526.6030.5242.8461.5240.3720.0931.2370.8571.247101.2153.6281.3541.2726.4130.19-0.4670.241.0810.8150.00.00.1672.0340.1340.443
Percentage of AcquisitionCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AmortizationOfFinancingCostsAndDiscounts


Amortization
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value135000.0134000.0135000.0135000.0136000.0121000.091000.091000.091000.091000.0-130000.0-130000.0-211000.0242000.0106000.0107000.0106000.0107000.0106000.0107000.0101000.0113000.0112000.0
Percentage of AmortizationOfFinancingCostsAndDiscounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableforsaleSecuritiesSoldAtPar

us-gaap:AvailableforsaleSecuritiesSoldAtPar


Availableforsale
Period End2021-06-302021-03-312020-06-302020-03-31
Value11313512001100
Percentage of AvailableforsaleSecuritiesSoldAtPar100.0100.0100.0100.0

us-gaap:BankOwnedLifeInsuranceIncome

us-gaap:BankOwnedLifeInsuranceIncome


Bank
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
Value2038000.01523000.01481000.01591000.01445000.01298000.01411000.01302000.01260000.0795000.01105000.01105000.01102000.01103000.01101000.0725000.0859000.0818000.0895000.0606000.0826000.0997000.0614000.0748000.0746000.0572000.0726000.0411000.0377000.0330000.0345000.0328000.0366000.0278000.0385000.0355000.0368000.0355000.0403000.0261000.0414000.0403000.0410000.0404000.0566000.0
Percentage of BankOwnedLifeInsuranceIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued us-gaap:BusinessAcquisition

us-gaap:BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued

sfnc:LandmarkCommunityBank


Business
Period End2021-06-07
Value4.5
Percentage of BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued100.0

sfnc:TriumphBancshares


Business
Period End2021-06-07
Value4.164839
Percentage of BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued92.6

us-gaap:Communication

us-gaap:Communication


Communication
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value1610000.01632000.02095000.02103000.02450000.02185000.02080000.02507000.01480000.01619000.01730000.01248000.02064000.01486000.01259000.0943000.0982000.01078000.01280000.0912000.01041000.01060000.01119000.01521000.01321000.0861000.0778000.0774000.0703000.0701000.0572000.0542000.0550000.0659000.0725000.0586000.0612000.0600000.0571000.0641000.0632000.0
Percentage of Communication100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CurrentIncomeTaxExpenseBenefit

us-gaap:CurrentIncomeTaxExpenseBenefit


Current
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value131114199.39122-11.002171210105.63815108.26511116.6013.653101111-9.90513105.76104.854.943.5993.1423.4793.4063.8963.4572.124.741.5293.6393.264
Percentage of CurrentIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtAndEquitySecuritiesGainLoss

us-gaap:DebtAndEquitySecuritiesGainLoss


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value5.1275.4710.016220.39320.3777.3742.8232.740.0080.054-0.0070.006-1.2430.0032.2360.063
Percentage of DebtAndEquitySecuritiesGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded


Debt
Period End2021-03-312020-12-312020-09-302020-06-302020-03-31
Value2298000.0-896000.01160000.0530000.0218000.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded us-gaap:FinancialInstrument

sfnc:OtherSecurities


Debt
Period End2021-03-312020-12-312020-09-302020-06-302020-03-31
Value2237000.035000.023000.0160000.0174000.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded97.3-3.92.030.279.8

us-gaap:USStatesAndPoliticalSubdivisions


Debt
Period End2021-03-312020-12-312020-09-302020-06-302020-03-31
Value61000.0-931000.01137000.0370000.044000.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded2.7103.998.069.820.2

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value-2454000.0-145000.00-267000.0-190000.0-322000.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal100.0100.00.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal us-gaap:FinancialInstrument

sfnc:OtherSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value-2390000.069000.00-201000.0-96000.00
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal97.4-47.60.075.350.5-0.0

us-gaap:USStatesAndPoliticalSubdivisions


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value-64000.0-214000.00-66000.0-94000.0-322000.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal2.6147.60.024.749.5100.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossSecuritiesSold

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossSecuritiesSold


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value011000.00294000.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossSecuritiesSold0.0100.00.0100.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossSecuritiesSold us-gaap:FinancialInstrument

sfnc:OtherSecurities


Debt
Period End2021-06-302021-03-31
Value011000.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossSecuritiesSold0.0100.0

us-gaap:USStatesAndPoliticalSubdivisions


Debt
Period End2020-12-312020-09-30
Value0294000.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossSecuritiesSold0.0100.0

us-gaap:DebtSecuritiesAvailableForSaleChangeInPresentValueExpenseReversal

us-gaap:DebtSecuritiesAvailableForSaleChangeInPresentValueExpenseReversal


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value-2454000.02142000.0-896000.0599000.0340000.0-104000.0
Percentage of DebtSecuritiesAvailableForSaleChangeInPresentValueExpenseReversal100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleRealizedGain

us-gaap:DebtSecuritiesAvailableForSaleRealizedGain


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value5.25.50.0220.391320.47.62.82.70.0110.0410.0070.0060.10.0032.20.063
Percentage of DebtSecuritiesAvailableForSaleRealizedGain100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleRealizedLoss

us-gaap:DebtSecuritiesAvailableForSaleRealizedLoss


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value26000.013000.010600.01700.0-1000.0-2080.01000.03000.0003000.00-14000.001295000.005000.00
Percentage of DebtSecuritiesAvailableForSaleRealizedLoss100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.0100.00.0100.00.0100.00.0

us-gaap:DebtSecuritiesHeldToMaturityAllowanceForCreditLossWriteoff

us-gaap:DebtSecuritiesHeldToMaturityAllowanceForCreditLossWriteoff


Debt
Period End2021-06-302021-03-31
Value0600000.0
Percentage of DebtSecuritiesHeldToMaturityAllowanceForCreditLossWriteoff0.0100.0

us-gaap:DebtSecuritiesHeldToMaturityAllowanceForCreditLossWriteoff us-gaap:FinancialInstrument

sfnc:OtherSecurities


Debt
Period End2021-06-302021-03-31
Value0600000.0
Percentage of DebtSecuritiesHeldToMaturityAllowanceForCreditLossWriteoff0.0100.0

us-gaap:DebtSecuritiesHeldToMaturityCreditLossExpenseReversal

us-gaap:DebtSecuritiesHeldToMaturityCreditLossExpenseReversal


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value-486000.0-697000.02542000.066000.0-102000.040000.0
Percentage of DebtSecuritiesHeldToMaturityCreditLossExpenseReversal100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesHeldToMaturityCreditLossExpenseReversal us-gaap:FinancialInstrument

sfnc:OtherSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value-315000.0568000.0308000.088000.0-100000.01000.0
Percentage of DebtSecuritiesHeldToMaturityCreditLossExpenseReversal64.8-81.512.1133.398.02.5

us-gaap:USStatesAndPoliticalSubdivisions


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value-171000.0-1265000.02234000.0-22000.0-2000.039000.0
Percentage of DebtSecuritiesHeldToMaturityCreditLossExpenseReversal35.2181.587.9-33.32.097.5

us-gaap:DividendsCommonStock

us-gaap:DividendsCommonStock


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value1919181818191815151413131314118.0898.0527.8457.5166.7137.3117.2036.8856.7976.377
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value1919181818191815151413131314118.0898.0527.8457.5166.7137.3117.2036.8856.7976.377
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsPreferredStock

us-gaap:DividendsPreferredStock


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value13000.013000.013000.013000.013000.013000.013000.00326000.000024000.077000.077000.077000.026000.0
Percentage of DividendsPreferredStock100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.0100.0100.0100.0100.0100.0

us-gaap:DividendsPreferredStock us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value13000.013000.013000.013000.013000.013000.013000.00326000.000024000.077000.077000.077000.026000.0
Percentage of DividendsPreferredStock100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.0100.0100.0100.0100.0100.0

us-gaap:EquipmentExpense

us-gaap:EquipmentExpense


Equipment
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
Value4.8595.4155.946.2316.1445.7235.7584.8984.2063.3584.1393.7614.024.4035.5334.844.554.4434.3874.2724.0773.9473.7314.2023.2413.2682.7332.3632.2152.0142.2561.6132.031.7231.8351.8351.6081.6041.7211.7631.561.5891.531.5421.526
Percentage of EquipmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap: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
Value1687000.01308000.01627000.02244000.02838000.02475000.0-134000.002510000.02040000.02489000.02248000.01856000.02128000.01216000.01020000.0780000.0680000.089000.01136000.01096000.01148000.01222000.01013000.01096000.0870000.0724000.0877000.01085000.0668000.0620000.0595000.0492000.0775000.0614000.0444000.0457000.0571000.0295000.0211000.0842000.01039000.0914000.0885000.01059000.0
Percentage of FederalDepositInsuranceCorporationPremiumExpense100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

us-gaap:FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery

sfnc:LoansExcludingAcquiredLoans


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-2.1342.934175.705382.6233.249193.4555.424
Percentage of FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment

sfnc:LoansExcludingAcquiredLoans, sfnc:RealEstatePortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-1.0841.2849.9841.0331.5710.2950.7461.3121.0580.275
Percentage of FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery50.843.857.118.14.111.223.06.730.65.1

sfnc:LoansExcludingAcquiredLoans, 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
Value-1.8380.526.3643.391350.1760.382170.9962.994
Percentage of FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery86.117.736.459.493.16.711.890.528.855.2

us-gaap:FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

sfnc:LoansExcludingAcquiredLoans, us-gaap:ConsumerPortfolioSegment, us-gaap:CreditCardReceivables


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.8020.7130.5460.5560.7811.2161.00.8940.7680.902
Percentage of FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery-37.624.33.19.72.046.430.84.622.216.6

us-gaap:FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

sfnc:LoansExcludingAcquiredLoans, sfnc:OtherLoans


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-0.0140.4170.6050.7250.2890.9361.121-0.3570.6331.253
Percentage of FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery0.714.23.512.70.835.734.5-1.818.323.1

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery

sfnc:LoansExcludingAcquiredLoans


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value4339000.01317000.02862000.01698000.0926000.01116000.0814000.01765000.0827000.0840000.0915000.01065000.0590000.0728000.0954000.01050000.01161000.01188000.0472000.0372000.0831000.0464000.0485000.0316000.0483000.0527000.0495000.0862000.01426000.0
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment

sfnc:LoansExcludingAcquiredLoans, sfnc:RealEstatePortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1523000.0403000.0431000.0120000.0253000.0101000.0146000.055000.0153000.0142000.0367000.0210000.0112000.0302000.0233000.0309000.0216000.0
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery35.130.615.17.127.39.117.93.118.516.940.119.719.041.524.429.418.6

sfnc:LoansExcludingAcquiredLoans, us-gaap:CommercialPortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value2147000.0310000.01835000.0936000.098000.0347000.077000.065000.072000.0158000.0167000.0450000.059000.069000.020000.021000.032000.030000.028000.012000.0318000.07000.02000.009000.0169000.0125000.0171000.016000.0
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery49.523.564.155.110.631.19.53.78.718.818.342.310.09.52.12.02.82.55.93.238.31.50.40.01.932.125.319.81.1

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

sfnc:LoansExcludingAcquiredLoans, us-gaap:ConsumerPortfolioSegment, us-gaap:CreditCardReceivables


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value244000.0290000.0241000.0276000.0272000.0225000.0287000.0223000.0271000.0240000.0227000.0229000.0286000.0263000.0233000.0275000.0277000.0
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery5.622.08.416.329.420.235.312.632.828.624.821.548.536.124.426.223.9

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

sfnc:LoansExcludingAcquiredLoans, sfnc:OtherLoans


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value425000.0314000.0355000.0366000.0303000.0443000.0304000.01422000.0331000.0300000.0154000.0176000.0133000.094000.0468000.0445000.0636000.0
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery9.823.812.421.632.739.737.380.640.035.716.816.522.512.949.142.454.8

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs

sfnc:LoansExcludingAcquiredLoans


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2.2054.251207.403393.7394.063215.1826.264
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment

sfnc:LoansExcludingAcquiredLoans, sfnc:RealEstatePortfolioSegment


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.4391.687101.1531.8240.3960.8921.3671.2160.417
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs19.939.751.215.64.710.622.06.423.56.7

sfnc:LoansExcludingAcquiredLoans, 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
Value0.3090.838.1994.327350.5230.459171.9633.152
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs14.019.540.358.491.114.011.383.437.950.3

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

sfnc:LoansExcludingAcquiredLoans, us-gaap:ConsumerPortfolioSegment, us-gaap:CreditCardReceivables


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1.0461.0030.7870.8321.0531.4411.2871.1171.0391.142
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs47.423.63.911.22.738.531.75.220.118.2

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

sfnc:LoansExcludingAcquiredLoans, sfnc:OtherLoans


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.4110.7310.961.0910.5921.3791.4251.0650.9641.553
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs18.617.24.714.71.536.935.15.018.624.8

us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2

us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2


Financing
Period End2020-09-302020-06-302019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-09-30
Value1.8960.1470.6660.330.0982.7480.00.1531.680.6070.0398.5780.5352.9231.3818.9171.2780.560.380.3480.396-0.5990.5991.0310.0-0.007-0.0030.3210.008
Percentage of FinancingReceivableModificationsPostModificationRecordedInvestment2100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2 us-gaap:FinancingReceivablePortfolioSegment

sfnc:RealEstatePortfolioSegment


Financing
Period End2021-06-302020-06-302019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.7780.1470.6660.330.0980.390.00.0620.4830.0
Percentage of FinancingReceivableModificationsPostModificationRecordedInvestment20.0100.0100.0100.0100.014.20.040.528.80.0

us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2 us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

sfnc:RealEstatePortfolioSegment, sfnc:OtherCommercialLoans


Financing
Period End2021-06-302018-12-312018-09-302017-12-312017-09-30
Value0.7780.00.390.3530.0
Percentage of FinancingReceivableModificationsPostModificationRecordedInvestment20.00.014.221.00.0

sfnc:RealEstatePortfolioSegment, srt:SingleFamily


Financing
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302018-12-312018-09-302018-06-302018-03-31
Value0.01.8960.1470.6660.330.00.00.00.062
Percentage of FinancingReceivableModificationsPostModificationRecordedInvestment20.0100.0100.0100.0100.00.00.00.040.5

us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2 us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable, us-gaap:LoanRestructuringModification

sfnc:RealEstatePortfolioSegment, sfnc:OtherCommercialLoans, us-gaap:ContractualInterestRateReduction


Financing
Period End2021-06-302018-12-312018-09-302017-12-312017-09-30
Value0.7780.00.00.00.0
Percentage of FinancingReceivableModificationsPostModificationRecordedInvestment20.00.00.00.00.0

sfnc:RealEstatePortfolioSegment, srt:SingleFamily, us-gaap:ExtendedMaturity


Financing
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302018-12-312018-09-302018-06-302018-03-31
Value0.01.8960.1470.6660.330.00.00.00.062
Percentage of FinancingReceivableModificationsPostModificationRecordedInvestment20.0100.0100.0100.0100.00.00.00.040.5

us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2 us-gaap:FinancingReceivablePortfolioSegment, us-gaap:LoanRestructuringModification

sfnc:RealEstatePortfolioSegment, us-gaap:ContractualInterestRateReduction


Financing
Period End2021-06-302019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.7780.00.00.00.00.00.00.00.0
Percentage of FinancingReceivableModificationsPostModificationRecordedInvestment20.00.00.00.00.00.00.00.00.0

us-gaap:FinancingReceivableModificationsPostModificationRecordedInvestment2 us-gaap:LoanRestructuringModification

us-gaap:ExtendedMaturity


Financing
Period End2020-09-302020-06-302019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value1.8960.1470.6660.330.0982.7480.00.1531.680.6070.08.5780.5352.1550.463
Percentage of FinancingReceivableModificationsPostModificationRecordedInvestment2100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.073.733.5

us-gaap:FinancingReceivableModificationsPreModificationRecordedInvestment2

us-gaap:FinancingReceivableModificationsPreModificationRecordedInvestment2


Financing
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value0.7840.01.9480.1470.6670.330.0932.80.00.1521.7640.6080.0418.5880.5353.0111.3958.9651.2980.610.380.3480.3950.00.5991.0310.00.00.00.3211.1480.0
Percentage of FinancingReceivableModificationsPreModificationRecordedInvestment2100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.00.00.0100.0100.00.0

us-gaap:FinancingReceivableModificationsPreModificationRecordedInvestment2 us-gaap:FinancingReceivablePortfolioSegment

sfnc:RealEstatePortfolioSegment


Financing
Period End2021-06-302020-06-302019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.7840.1470.6670.330.0990.3920.00.0610.4920.0
Percentage of FinancingReceivableModificationsPreModificationRecordedInvestment2100.0100.0100.0100.0106.514.00.040.127.90.0

us-gaap:FinancingReceivableModificationsPreModificationRecordedInvestment2 us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

sfnc:RealEstatePortfolioSegment, sfnc:OtherCommercialLoans


Financing
Period End2021-06-302018-12-312018-09-302017-12-312017-09-30
Value0.7840.00.3920.3530.0
Percentage of FinancingReceivableModificationsPreModificationRecordedInvestment2100.00.014.020.00.0

sfnc:RealEstatePortfolioSegment, srt:SingleFamily


Financing
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302018-12-312018-09-302018-06-302018-03-31
Value0.01.9480.1470.6670.330.00.00.00.061
Percentage of FinancingReceivableModificationsPreModificationRecordedInvestment20.0100.0100.0100.0100.00.00.00.040.1

us-gaap:FinancingReceivablePurchasedWithCreditDeteriorationDiscountPremium

us-gaap:FinancingReceivablePurchasedWithCreditDeteriorationDiscountPremium


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-03-31
Value-7.751-12.6-12.39.87291
Percentage of FinancingReceivablePurchasedWithCreditDeteriorationDiscountPremium100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivableReclassificationToHeldForSale

us-gaap:FinancingReceivableReclassificationToHeldForSale


Financing
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.00.00.0114
Percentage of FinancingReceivableReclassificationToHeldForSale0.00.00.0100.0

us-gaap:ForeclosedRealEstateExpense

us-gaap:ForeclosedRealEstateExpense


Foreclosed
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
Value863000.0343000.0551000.0602000.0274000.0325000.01089000.01125000.0591000.0637000.01540000.0538000.01382000.01020000.0865000.01071000.0517000.0589000.0679000.01849000.0967000.0966000.01167000.02297000.01017000.0381000.01395000.01864000.0375000.0873000.0562000.0385000.059000.0331000.0311000.0280000.0194000.0207000.0146000.0215000.0223000.094000.0298000.0304000.0314000.0
Percentage of ForeclosedRealEstateExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnDispositionOfIntangibleAssets

us-gaap:GainLossOnDispositionOfIntangibleAssets


Gain
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value000301000.000
Percentage of GainLossOnDispositionOfIntangibleAssets0.00.00.0100.00.00.0

us-gaap:GainLossOnSaleOfBusiness

us-gaap:GainLossOnSaleOfBusiness


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312015-12-31
Value600000.05300000.0002200000.05900000.00
Percentage of GainLossOnSaleOfBusiness100.0100.00.00.0100.0100.00.0

us-gaap:GainLossOnSaleOfBusiness us-gaap:BusinessAcquisition, us-gaap:DisposalGroupClassification

sfnc:IllinoisBranches, us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Gain
Period End2021-06-302021-03-31
Value05300000.0
Percentage of GainLossOnSaleOfBusiness0.0100.0

us-gaap:GainLossOnSaleOfInvestments

us-gaap:GainLossOnSaleOfInvestments


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value5.1275.4710.016220.39320.3777.3742.8232.740.0080.054-0.0070.006-1.2430.0032.2360.063
Percentage of GainLossOnSaleOfInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSaleOfMortgageLoans

us-gaap:GainLossOnSaleOfMortgageLoans


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value8.5971115149.155.8435.8685.9394.9153.3423.1693.8433.2222.613.3773.3773.0722.363.5334.5663.9092.6751.2941.4641.2490.8490.6262.0331.2420.932
Percentage of GainLossOnSaleOfMortgageLoans100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSaleOfPropertyPlantEquipment

us-gaap:GainLossOnSaleOfPropertyPlantEquipment


Gain
Period End2021-06-302021-03-312020-12-31
Value429000.0177000.0-19000.0
Percentage of GainLossOnSaleOfPropertyPlantEquipment100.0100.0100.0

us-gaap:GainsLossesOnSalesOfOtherRealEstate

us-gaap:GainsLossesOnSalesOfOtherRealEstate


Gains
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value43000.0134000.0-84000.075000.0-120000.0520000.017000.00-16000.032000.0800000.062000.0-171000.0-41000.0275000.0660000.0-185000.0326000.0701000.0551000.01273000.0-93000.01134000.02522000.0
Percentage of GainsLossesOnSalesOfOtherRealEstate100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillPeriodIncreaseDecrease us-gaap:BusinessAcquisition

us-gaap:GoodwillPeriodIncreaseDecrease

sfnc:LandrumCompany


Goodwill
Period End2020-12-31
Value0.0
Percentage of GoodwillPeriodIncreaseDecrease0.0

us-gaap:ImpairmentOfLongLivedAssetsToBeDisposedOf

us-gaap:ImpairmentOfLongLivedAssetsToBeDisposedOf


Impairment
Period End2020-12-312020-09-302019-12-312019-09-302018-12-312017-12-31
Value-1031000.0000-118000.00
Percentage of ImpairmentOfLongLivedAssetsToBeDisposedOf100.00.00.00.0100.00.0

us-gaap:IncomeLossAttributableToParent

us-gaap:IncomeLossAttributableToParent


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value918163837497651057160676667654543343139343435313230121812145.2844.5849.8939.5028.557119.7689.3259.0338.863109.5946.816251011
Percentage of IncomeLossAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate

us-gaap:IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value191713171520132214121413141315151111131112121011104.5046.4074.3145.0311.8491.6043.4623.3163.0054.1683.4193.2643.1613.1033.683
Percentage of IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost

us-gaap:IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost


Income
Period End2021-06-302021-03-312020-06-302020-03-31
Value-66000.0103000.043000.026000.0
Percentage of IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost100.0100.0100.0100.0

us-gaap:IncomeTaxReconciliationOtherAdjustments

us-gaap:IncomeTaxReconciliationOtherAdjustments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value-60000.0-1461000.0-297000.01445000.0301000.0819000.01357000.0308000.01209000.0328000.0679000.0-2914000.0-563000.0-428000.0-456000.0439000.0529000.0389000.0-1586000.0764000.093000.0141000.0161000.0611000.0-333000.0546000.01085000.0-23000.087000.084000.073000.078000.075000.067000.089000.069000.073000.073000.065000.071000.0
Percentage of IncomeTaxReconciliationOtherAdjustments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeTaxReconciliationStateAndLocalIncomeTaxes

us-gaap:IncomeTaxReconciliationStateAndLocalIncomeTaxes


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value1488000.01890000.0900000.01143000.02296000.02063000.0139000.02956000.01420000.01345000.0942000.0986000.01265000.01822000.0465000.0342000.0236000.0539000.0731000.021000.0728000.0641000.0-406000.01071000.01124000.0308000.0-742000.0323000.0413000.047000.048000.0269000.0269000.0239000.0369000.0283000.0252000.0238000.0218000.0295000.0
Percentage of IncomeTaxReconciliationStateAndLocalIncomeTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeTaxReconciliationTaxCredits

us-gaap:IncomeTaxReconciliationTaxCredits


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-09-30
Value589000.0590000.0925000.0434000.01034000.01034000.0745000.0730000.0729000.0729000.03003000.0000396000.0397000.0218000.0890000.027000.026000.0153000.0
Percentage of IncomeTaxReconciliationTaxCredits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable


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
Value18-12.0554.46114-13.012-21.2211.3521613-10.977-13.311125.008-13.955-19.423-4.6523.3486.1234.2010.856-4.6881.546-11.5278.147-1.0667.9128.6-0.436-5.2252.333-0.482-0.62-3.3593.5172.873-3.472-0.631.527-2.371-3.4861.0161.199-1.6891.54
Percentage of IncreaseDecreaseInAccruedIncomeTaxesPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedInterestReceivableNet

us-gaap:IncreaseDecreaseInAccruedInterestReceivableNet


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-3.443-1.237-4.755-2.4223-5.058-3.91-0.815-0.3641.858-1.5717.2432.137-1.5821.3033.412-0.584-1.6990.3982.4420.605-2.248-1.082.744-0.59-1.787-1.2322.273-0.848-0.5520.0192.971-0.39-1.503-0.7232.278-0.344-1.8071.069-0.9924.141-1.981-0.479-0.62
Percentage of IncreaseDecreaseInAccruedInterestReceivableNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities


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-37.551-20.73314-34.7212148-46.76715-35.1813010-5.34-4.82233-4.4563.2113.964-16.9138.823-2.86213-24.666-14.2057.3225.6772.599-5.1957.593-0.0934.206-1.3521.108-0.97-1.818-2.6963.9342.029-0.213-0.419-1.222.247-3.4550.631-0.154
Percentage of IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap: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
Value1151192894-369.4711064-503.567-248.816-48.204301-409.221310135296564-80.728222-73.7295311779-51.572-6.321-3.704-2.457-104.6863.214-48.197-88.172-65.3239.4812125-79.54518-89.724-62.542-25.2934.1815275.764-7.353-111.637-11.425
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: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-27.785300.471-12.66721-1.325-38.38711-11.269-3.73-23.281171.4925.648-4.2073.407-7.755-3.901150.559-23.6386.399-7.981-0.656.622-3.44412-1.0893.1472.835-4.4533.403-3.848-1.149-4.1044.157-2.1530.139-6.664-1.3965.924-2.606-1.899-2.094
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:InterestAndDividendIncomeOperating

us-gaap:InterestAndDividendIncomeOperating


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value166169179179191209214197196179178178166157145878378807371757985795750454345423432333431313131323232333231
Percentage of InterestAndDividendIncomeOperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value1013141618313636343028241815126.034.8164.2044.0553.7323.7763.6543.9514.1584.1952.9442.3422.2322.2352.2692.1251.9932.0822.1992.462.5212.682.9653.3563.5943.7994.1764.6564.6054.839
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:InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase

us-gaap:InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase


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
Value192000.0245000.0284000.0335000.0337000.0759000.0368000.0249000.0257000.0136000.0121000.0104000.088000.0110000.097000.083000.092000.075000.090000.059000.059000.065000.059000.055000.057000.064000.075000.055000.031000.053000.054000.046000.053000.065000.062000.069000.077000.099000.0118000.0113000.0103000.0116000.0134000.0126000.0123000.0
Percentage of InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseOther

us-gaap:InterestExpenseOther


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value4.8974.8024.8694.9434.9634.8774.6155.3816.2196.7937.1346.245.1415.1393.9931.8751.5591.1941.0341.0480.9381.1281.0831.8121.1511.0510.9910.9960.9881.010.9290.6460.6920.7340.9480.7920.7990.815
Percentage of InterestExpenseOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseSubordinatedNotesAndDebentures

us-gaap:InterestExpenseSubordinatedNotesAndDebentures


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value4.5654.5274.6244.6314.6674.8354.8134.5764.5414.4114.4985.2825.7411.3271.480.6770.6190.5740.5580.5160.5440.5430.480.4980.5590.2340.160.160.160.1570.1610.1620.1620.1590.1620.3890.3850.3910.3840.3780.377
Percentage of InterestExpenseSubordinatedNotesAndDebentures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeDepositsWithFinancialInstitutions

us-gaap:InterestIncomeDepositsWithFinancialInstitutions


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
Value651000.0798000.0716000.0623000.0603000.02441000.02625000.01586000.01121000.02154000.02168000.01405000.01414000.01009000.0947000.0650000.0201000.0121000.0188000.0263000.077000.0144000.0212000.0122000.0229000.0210000.0166000.0132000.0279000.0279000.0252000.0234000.0352000.0290000.0301000.0267000.0349000.0303000.0324000.0243000.0298000.0235000.0234000.0123000.0173000.0
Percentage of InterestIncomeDepositsWithFinancialInstitutions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss

us-gaap:InterestIncomeExpenseAfterProvisionForLoanLoss


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value159145148130136141162128143127128132127125117736968695961677077705143403840383028292926262624242324222221
Percentage of InterestIncomeExpenseAfterProvisionForLoanLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeSecuritiesTaxExempt us-gaap:InformationByCategoryOfDebtSecurity

us-gaap:InterestIncomeSecuritiesTaxExempt

us-gaap:AvailableforsaleSecurities


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value9.5049.4498.7737.6526.0316.1195.8034.874.5113.1612.1691.921.6351.0870.8060.5090.8990.691
Percentage of InterestIncomeSecuritiesTaxExempt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:HeldtomaturitySecurities


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value3.032.0040.7140.0650.0680.0720.0780.0830.0891.1621.7631.8281.8971.9362.0582.1352.2172.283
Percentage of InterestIncomeSecuritiesTaxExempt31.921.28.10.81.11.21.31.72.036.881.395.2116.0178.1255.3419.4246.6330.4

us-gaap:InterestIncomeSecuritiesTaxable us-gaap:InformationByCategoryOfDebtSecurity

us-gaap:InterestIncomeSecuritiesTaxable

us-gaap:AvailableforsaleSecurities


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value139.6077.456.9377.08612111011121110109.0327.9935.9496.2385.816
Percentage of InterestIncomeSecuritiesTaxable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:HeldtomaturitySecurities


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.8370.5130.270.2560.2880.1710.2320.2480.2890.4380.5160.5280.5460.5670.5990.6250.6360.661
Percentage of InterestIncomeSecuritiesTaxable6.15.33.63.74.11.42.02.42.53.54.65.15.36.37.510.510.211.4

us-gaap:InvestmentBankingRevenue

us-gaap:InvestmentBankingRevenue


Investment
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
Value654000.0695000.0676000.0557000.0571000.0877000.0822000.0513000.0360000.0618000.0829000.0664000.0814000.0834000.0786000.0680000.0637000.0690000.0472000.01131000.01181000.0687000.0782000.0663000.0593000.0894000.0450000.0284000.0154000.0181000.0421000.0240000.0696000.0454000.0338000.0560000.0442000.0699000.0294000.0203000.0381000.0600000.0486000.0369000.0776000.0
Percentage of InvestmentBankingRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterest

us-gaap:InvestmentIncomeInterest


Investment
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
Value2721171413181715161715141412119.2189.999.4518.77.7748.4998.5068.3498.3358.055.8795.3254.7174.7664.5493.9513.4283.0192.9023.1063.0273.3133.2753.5683.5393.7713.7054.034.1824.465
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value606055615767635256564955555649353435333133343937352624202022191717181715161615151617151415
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:MarketingExpense

us-gaap:MarketingExpense


Marketing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value4.743.1537.9663.5173.5284.3853.9857.0212.4363.0572.0762.9121.7651.666.8881.2191.6871.3642.2821.5252.1490.973
Percentage of MarketingExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoninterestExpense

us-gaap:NoninterestExpense


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value115115128118112125142106110101951009898108667166666264616867655746443944413030313228282828272829302627
Percentage of NoninterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoninterestIncome

us-gaap:NoninterestIncome


Noninterest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value47514471508244833933343338373636353036363629282325182116159.1987.7171011111411111012131412331417
Percentage of NoninterestIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoninterestIncomeOtherOperatingIncome

us-gaap:NoninterestIncomeOtherOperatingIncome


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
Value8.1110105.389.809126.41435.1373.1255.7124.9425.2024.0074.097.2764.2813.6213.7226.7554.6693.6424.527.0063.8631.396.4252.6374.821.1761.120.8870.7331.0080.9290.1650.8760.995-0.291.1912.2210.6510.9110.4790.769
Percentage of NoninterestIncomeOtherOperatingIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value9.1039.39.1829.6479.2179.519.2728.3426.9197.4757.0167.7137.9216.966.74.9284.8684.6634.5164.694.994.4713.4184.8125.0513.5572.4953.2043.2853.892.5442.4852.452.5552.3122.1822.0292.0811.932.2242.12.1892.1761.9061.844
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:OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal

us-gaap:OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal


Off
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value-2000000.00-5000000.0-3000000.0650000.0300000.0
Percentage of OffBalanceSheetCreditLossLiabilityCreditLossExpenseReversal100.00.0100.0100.0100.0100.0

us-gaap:OperatingLeaseExpense

us-gaap:OperatingLeaseExpense


Operating
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-30
Value2900000.02800000.03443100.03200500.0-4665100.02800000.02700000.0
Percentage of OperatingLeaseExpense100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value66-131.18824-17.332123-3.81511282827-10.637-8.287-22.741-5.9191.1044.8971.504-28.513-3.491.10610-8.8586.776-5.3565.2511.013-0.8931.1681.453-0.659-0.314-4.039-0.349-0.5340.1330.186-0.084
Percentage of OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value49-96.90218-12.8011617-2.8188.39321
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-30
Value5.1275.4710.016220.39320.3777.3742.8232.740.0080.054-0.0070.006-1.2430.0032.2360.0631.4450.3153.7590.3290.3050.040.0-0.038-0.012-0.0180.0380.0420.0-0.193
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0

us-gaap:OtherComprehensiveIncomeLossTax

us-gaap:OtherComprehensiveIncomeLossTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value17-34.2866.446-4.5295.6896.135-0.9972.9697.5427.5637.312-2.78-2.166-5.943-2.3220.4331.9210.59-11.184-1.3690.4344.022-3.4752.658-2.1012.060.397-0.350.4580.57-0.258-0.123-1.584-0.137-0.2090.0520.073-0.033
Percentage of OtherComprehensiveIncomeLossTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302012-09-302012-06-302011-09-302011-06-30
Value71-125.717244.97522550.00.00.02.5470.00.00.00.1330.186-0.10.451
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax100.0100.0100.0100.0100.0100.00.00.00.0100.00.00.00.0100.0100.0100.0100.0

us-gaap:OtherGeneralExpense

us-gaap:OtherGeneralExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value7.3196.546.2317.4782.4598.7698.6488.2398.2787.67714119.8959.7448.4325.4586.8316.2857.7956.716.8365.9387.2537.8846.7415.1316.2674.3553.8693.8474.3773.73.2213.0793.0552.7783.012.9043.3213.1872.871
Percentage of OtherGeneralExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap: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
Value3838543834383837323030292625301819192017191617171812131110139.3537.9347.8187.7818.3477.2197.3667.358.2857.6877.3647.7287.7897.1787.026
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:PaymentsForOriginationOfMortgageLoansHeldForSale

us-gaap:PaymentsForOriginationOfMortgageLoansHeldForSale


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value2352983553802881822562161839812115915211315413013488145178171122-26.586132343122
Percentage of PaymentsForOriginationOfMortgageLoansHeldForSale100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfDividendsPreferredStockAndPreferenceStock

us-gaap:PaymentsOfDividendsPreferredStockAndPreferenceStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value13000.013000.013000.013000.013000.013000.013000.00326000.000000024000.077000.077000.077000.026000.0
Percentage of PaymentsOfDividendsPreferredStockAndPreferenceStock100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.00.00.00.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value220714649717829281458111620827411019113817532047418273123
Percentage of PaymentsToAcquireAvailableForSaleSecuritiesDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireBusinessesGross us-gaap:BusinessAcquisition

us-gaap:PaymentsToAcquireBusinessesGross

sfnc:LandmarkCommunityBank


Payments
Period End2021-06-07
Value7.0
Percentage of PaymentsToAcquireBusinessesGross100.0

sfnc:TriumphBancshares


Payments
Period End2021-06-07
Value2.6459378300000003
Percentage of PaymentsToAcquireBusinessesGross37.8

us-gaap:PaymentsToAcquireHeldToMaturitySecurities

us-gaap:PaymentsToAcquireHeldToMaturitySecurities


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3262802910.00.0160.00.00.00.00.01.1720.00.00.00.860.00.00.06.1623.4131.405495.2653119611767743413034185187152158116102284122159
Percentage of PaymentsToAcquireHeldToMaturitySecurities100.0100.0100.00.00.0100.00.00.00.00.00.0100.00.00.00.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PostageExpense

us-gaap:PostageExpense


Postage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value1943000.02370000.01601000.01932000.01769000.02236000.01721000.01471000.01445000.01726000.01682000.01262000.01441000.01399000.01259000.01091000.01204000.01131000.01141000.01150000.01074000.01235000.01122000.01079000.01085000.0933000.0780000.0853000.0813000.0915000.0693000.0597000.0609000.0662000.0668000.0574000.0618000.0627000.0701000.0586000.0563000.0
Percentage of PostageExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromDivestitureOfBusinesses

us-gaap:ProceedsFromDivestitureOfBusinesses


Proceeds
Period End2020-09-302019-12-312019-09-302018-12-312017-12-31
Value0.01-1.245-0.1480.05.589
Percentage of ProceedsFromDivestitureOfBusinesses100.0100.0100.00.0100.0

us-gaap:ProceedsFromLifeInsurancePolicies

us-gaap:ProceedsFromLifeInsurancePolicies


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-31
Value2459000.0573000.0593000.0662000.00763000.01125000.0001310000.01198000.000616000.000996000.0167000.001876000.0
Percentage of ProceedsFromLifeInsurancePolicies100.0100.0100.0100.00.0100.0100.00.00.0100.0100.00.00.0100.00.00.0100.0100.00.0100.0

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1281851281697921255370115233556074645841158-8.6532611976421862802593272624811112-16.7865415110837479471285967130241
Percentage of ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value5.0534.4263.454.5882.3713.5612.793.7731311341119153913123234135
Percentage of ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromPaymentsForInInterestBearingDepositsInBanks

us-gaap:ProceedsFromPaymentsForInInterestBearingDepositsInBanks


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-31
Value-0.0010.2452.4820.5-0.2520.2450.7350.00.1450.25-0.98-0.980.0950.2450.7451.998-0.175.3881.4072.9193.194
Percentage of ProceedsFromPaymentsForInInterestBearingDepositsInBanks100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase

us-gaap:ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-135.83823-14.583-73.3319.16622733-13.934-3.88924-13.4219.412-21.108-1.535-60.4980.268-5.751-5.022-9.268.0185.609-1.969-11.039-1.3550.308-15.332-2.3913.651-6.417-3.24445-16.752-29.1644.14939-26.847-36.004-8.542164.726-13.539-2.04231.105
Percentage of ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromRepaymentsOfOtherDebt

us-gaap:ProceedsFromRepaymentsOfOtherDebt


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-1.274-1.60.813-50.92-3.1499163-225.699-3.295-175.461-75.467-30.894310-239.038275473016757191414-11.9132.105-113.739-20.367-8.714-3.183-1.368-0.124.466-1.672-3.987-7.795-7.604-2.0140.5540.142
Percentage of ProceedsFromRepaymentsOfOtherDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value1131350.05151241076673992512090.2330.00.07.7263520.281
Percentage of ProceedsFromSaleOfAvailableForSaleSecuritiesDebt100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfForeclosedAssets

us-gaap:ProceedsFromSaleOfForeclosedAssets


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2.658.3381.0833.5323.7092.4641.8476.2692.6567.2146.8543.8914.6662.8444.964.731135.7685.46716113.9167.1676.1584.8458.735.8890.2744.5418.1283.0262.9320.8361.5281.044.1652.56312251.237
Percentage of ProceedsFromSaleOfForeclosedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfLoansReceivable

us-gaap:ProceedsFromSaleOfLoansReceivable


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302018-12-312017-12-31
Value0.01.84716280.01040.00.0
Percentage of ProceedsFromSaleOfLoansReceivable0.0100.0100.0100.00.0100.00.00.0

us-gaap:ProceedsFromSaleOfMortgageLoansHeldForSale

us-gaap:ProceedsFromSaleOfMortgageLoansHeldForSale


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value271384426321227196265207172109146154133121148137130109160181165127-29.67164321118
Percentage of ProceedsFromSaleOfMortgageLoansHeldForSale100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment


Proceeds
Period End2021-06-302021-03-312020-12-312018-12-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-31
Value3584000.01572000.0246000.000002081000.01394000.0738000.0
Percentage of ProceedsFromSaleOfPropertyPlantAndEquipment100.0100.0100.00.00.00.00.0100.0100.0100.0

us-gaap:ProceedsFromStockPlans

us-gaap:ProceedsFromStockPlans


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value01170000.0000956000.00001312000.00001026000.000
Percentage of ProceedsFromStockPlans0.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.0

us-gaap:ProfessionalFees

us-gaap:ProfessionalFees


Professional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value4.5615.2475.1593.7793.9215.8294.7724.313.4924.3232.7894.6164.4434.336.4213.9463.9625.1694.9523.2822.9113.5013.3352.1112.2611.8042.0692.2011.8681.3541.3130.9131.1061.1841.6551.0781.0021.1171.3581.011.049
Percentage of ProfessionalFees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanAndLeaseLosses

us-gaap:ProvisionForLoanAndLeaseLosses


Provision
Period End2021-06-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-10.01126264.903217.0799.2859.62109.0339.159.6015.4627.0234.3074.3328.2944.6162.8233.231.6153.0061.1713.6071.1281.6020.9081.0841.0811.0340.9191.2941.2990.7750.7712.8312.8423.3282.6753.7333.4073.758
Percentage of ProvisionForLoanAndLeaseLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanLeaseAndOtherLosses

us-gaap:ProvisionForLoanLeaseAndOtherLosses


Provision
Period End2021-06-302021-03-312020-06-302020-03-31
Value-12.9511.4452123
Percentage of ProvisionForLoanLeaseAndOtherLosses100.0100.0100.0100.0

us-gaap:ProvisionForLoanLossesExpensed

us-gaap:ProvisionForLoanLossesExpensed


Provision
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-12.9511.445222626217.0799.285
Percentage of ProvisionForLoanLossesExpensed100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanLossesExpensed us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

sfnc:LoansExcludingAcquiredLoans


Provision
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-10.0117.2982226264.903217.0799.285
Percentage of ProvisionForLoanLossesExpensed77.30.097.199.1100.20.0100.0100.0100.0

us-gaap:ProvisionForLoanLossesExpensed us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment

sfnc:LoansExcludingAcquiredLoans, sfnc: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-8.52214103310-12.1582.3212.4052.6815.307
Percentage of ProvisionForLoanLossesExpensed65.8985.60.0145.737.2-46.50.010.937.957.2

sfnc:LoansExcludingAcquiredLoans, 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
Value-6.678-6.94-0.791-6.49918300.454192.9561.874
Percentage of ProvisionForLoanLossesExpensed51.6-480.30.0-28.368.4118.30.087.241.820.2

us-gaap:ProvisionForLoanLossesExpensed us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

sfnc:LoansExcludingAcquiredLoans, us-gaap:ConsumerPortfolioSegment, us-gaap:CreditCardReceivables


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value4.072-4.587-0.582-1.8233.9432.751.0480.9460.80.898
Percentage of ProvisionForLoanLossesExpensed-31.4-317.40.0-7.914.610.50.04.311.39.7

us-gaap:ProvisionForLoanLossesExpensed us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

sfnc:LoansExcludingAcquiredLoans, sfnc:OtherLoans


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1.117-2.715-2.264-2.844-5.6854.6981.08-0.5280.6421.206
Percentage of ProvisionForLoanLossesExpensed-8.6-187.90.0-12.4-21.118.00.0-2.49.113.0

us-gaap:RepaymentsOfSubordinatedDebt

us-gaap:RepaymentsOfSubordinatedDebt


Repayments
Period End2020-12-312020-09-302019-12-312019-09-302018-12-312018-09-302017-12-312017-09-302016-12-312016-09-302016-06-302016-03-31
Value1.5150.00.00.019403.00.00.00.00.00.594
Percentage of RepaymentsOfSubordinatedDebt100.00.00.00.0100.0100.0100.00.00.00.00.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod

sfnc:StockUnits


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value33000.027000.022000.054000.020000.042000.012000.07000.026000.057000.038000.020000.025000.046000.017000.04000.05000.04000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value4000.01000.0-1000.01000.07000.011000.000-14000.017000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod12.13.7-4.51.935.026.20.00.0-53.829.8

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue

sfnc:StockUnits


Share
Period End2021-06-302021-03-312020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.4625.56-0.37-0.19-0.1-0.0628.45-0.420.050.128.22-25.960.10.6850.94
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

sfnc:StockUnits


Share
Period End2021-06-302021-03-312020-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-0.4729.65-0.25-0.3226.57-0.150.090.0629.16-29.32-0.33-0.6759.18
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod

sfnc:StockUnits


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value30000.0272000.0124000.040000.035000.0351000.071000.034000.034000.0266000.0136000.015000.016000.0144000.0268000.03000.019000.0102000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1000.02000.05000.06000.01000.04000.010000.010000.08000.021000.025000.013000.02000.040000.057000.08000.02000.024000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod3.30.74.015.02.91.114.129.423.57.918.486.712.527.821.3266.710.523.5

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value057000.01000.00080000.00039000.054000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod0.021.00.80.00.022.80.00.0114.720.3

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

sfnc:StockUnits


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.0325.74-0.05-0.12-0.2826.350.30.01-0.1126.55-2.180.04-0.1727.87-25.580.020.1652.53
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.2822.20.841.420.2720.880.60.780.6918.651.461.010.0517.89-17.052.180.3833.89
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue933.386.2-1680.0-1183.3-96.479.2200.07800.0-627.370.2-67.02525.0-29.464.266.710900.0237.564.5

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value100000.01200000.05000.0-1000.0-2000.08000.037000.01000.0-1000.06000.0-594000.0-25000.0534000.0646000.0317000.0247000.0351000.0414000.0968000.0322000.0521000.0220000.0382000.0402000.01082000.0188000.0350000.0136000.0283000.0188000.0254000.035000.05000.04000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod


Share
Period End2020-12-31
Value0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice


Share
Period End2020-12-31
Value0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice0.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-312020-12-31
Value0.0322.470
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice100.0100.00.0

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised


Stock
Period End2021-06-302021-03-312020-12-312018-03-312016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value17000.0166000.0083000.035352.010305.05950.012489.042519.010410.019560.011800.016780.016580.018290.02000.01717.02283.00000
Percentage of StockIssuedDuringPeriodSharesStockOptionsExercised100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan


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
Value01170000.0000956000.00001312000.00001026000.0000618000.00355000.00231000.0000226000.0000118000.0000126000.0000132000.0000127000.000
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan0.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.0100.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan 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
Value01169000.0000955000.00001311000.00001026000.0000618000.00355000.00231000.0000226000.0000118000.0000126000.0000132000.0000127000.000
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan0.099.90.00.00.099.90.00.00.099.90.00.00.0100.00.00.00.0100.00.0100.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.0

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value01000.00001000.00001000.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan0.00.10.00.00.00.10.00.00.00.1

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value3.9415.0241.7152.9892.9631.4434.5172.7962.9060.3130.6832.9194.2573.0284.7211.6892.563.9711.844-0.6320740.3190.3190.0021150.5120.1730.101
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value3.945.0221.7142.9892.9631.4414.5162.7962.9060.3110.6832.9194.2563.0264.721.6892.563.971.844-0.6320760.3190.3190.0021140.5120.1730.101
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.099.9100.0100.099.9100.0100.0100.099.4100.0100.0100.099.9100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value0.0010.0020.0010.00.00.0020.0010.00.00.0020.00.00.0010.0020.0010.00.00.0010.001998-0.0009981e-06
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation0.00.00.10.00.00.10.00.00.00.60.00.00.00.10.00.00.00.00.10.20.0

us-gaap:SuppliesExpense

us-gaap:SuppliesExpense


Supplies
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value838000.0570000.0734000.0824000.0828000.0936000.0651000.0493000.0560000.0618000.0429000.0585000.0583000.0749000.0574000.0592000.0459000.0355000.0551000.0457000.0458000.0358000.0702000.0687000.0612000.0454000.0491000.0507000.0418000.0516000.0375000.0341000.0405000.0402000.0410000.0342000.0331000.0336000.0456000.0365000.0416000.0
Percentage of SuppliesExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TransferOfOtherRealEstate

us-gaap:TransferOfOtherRealEstate


Transfer
Period End2020-12-312020-09-30
Value659000.00
Percentage of TransferOfOtherRealEstate100.00.0

us-gaap:TransferToOtherRealEstate us-gaap:OtherSignificantNoncashTransactionsByUniqueDescription

us-gaap:TransferToOtherRealEstate

sfnc:TransferOfPremisesToForeclosedAssetsAndOtherRealEstateOwned


Transfer
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-06-30
Value0.00.00.03.120.0910.1120.4440.00.02.8350.8550.1062.2343.188
Percentage of TransferToOtherRealEstate0.00.00.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0

sfnc:TransfersofLoanstoForeclosedAssetsHeldforSale


Transfer
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2.310.9797.6291.9360.6390.5081.0942.160.9370.569
Percentage of TransferToOtherRealEstate0.00.00.00.00.016.31202.21928.6211.00.0

us-gaap:TreasuryStockValueAcquiredCostMethod

us-gaap:TreasuryStockValueAcquiredCostMethod


Treasury
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value0.03.080.00.093
Percentage of TreasuryStockValueAcquiredCostMethod0.0100.00.00.0100.0

us-gaap:TreasuryStockValueAcquiredCostMethod us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Treasury
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value0.03.0790.00.093
Percentage of TreasuryStockValueAcquiredCostMethod0.0100.00.00.099.9

us-gaap:CommonStock


Treasury
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value0.00.0010.00.00.049
Percentage of TreasuryStockValueAcquiredCostMethod0.00.00.00.00.1

us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment

us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value460000.0445000.0189000.0148000.0249000.0360000.0270000.0351000.0551000.0469000.0457000.0210000.0209000.0262000.0223000.099000.0156000.0119000.0120000.092000.044000.043000.040000.05000.03000.04000.03000.05000.08000.010000.033000.0
Percentage of WeightedAverageNumberDilutedSharesOutstandingAdjustment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax us-gaap:ConsolidatedEntities

sfnc:AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax

srt:ParentCompany


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-31
Value217.392-9.686-6.108
Percentage of AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax100.0100.0100.0100.0

sfnc:AdvancesFromFederalHomeLoanBankAvailable

sfnc:AdvancesFromFederalHomeLoanBankAvailable


Advances
Period End2021-06-302021-03-312020-12-312020-09-30
Value3500280027002500
Percentage of AdvancesFromFederalHomeLoanBankAvailable100.0100.0100.0100.0

sfnc:AvailableForSaleAndHeldToMaturitySecurities us-gaap:ConsolidatedEntities

sfnc:AvailableForSaleAndHeldToMaturitySecurities

srt:ParentCompany


Available
Period End2020-12-312019-12-312018-12-312017-12-31
Value1.6480.7432.8482.789
Percentage of AvailableForSaleAndHeldToMaturitySecurities100.0100.0100.0100.0

sfnc:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesDeposits us-gaap:BusinessAcquisition

sfnc:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesDeposits

sfnc:LandmarkCommunityBank


Business
Period End2021-06-30
Value823
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesDeposits100.0

sfnc:TriumphBancshares


Business
Period End2021-06-30
Value712
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesDeposits86.6

sfnc:CommonEquityTier1CapitalRequiredForCapitalAdequacyToRiskWeightedAssets dei:LegalEntity

sfnc:CommonEquityTier1CapitalRequiredForCapitalAdequacyToRiskWeightedAssets

sfnc:SimmonsFirstNationalBank


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value4.50.0450.0450.0450.0450.045
Percentage of CommonEquityTier1CapitalRequiredForCapitalAdequacyToRiskWeightedAssets100.0100.0100.0100.0100.0100.0

sfnc:SimmonsFirstNationalCorporation


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value4.50.0450.0450.0450.0450.045
Percentage of CommonEquityTier1CapitalRequiredForCapitalAdequacyToRiskWeightedAssets100.0100.0100.0100.0100.0100.0

sfnc:CommonEquityTier1CapitalRequiredtoBeWellCapitalizedtoRiskWeightedAssets dei:LegalEntity

sfnc:CommonEquityTier1CapitalRequiredtoBeWellCapitalizedtoRiskWeightedAssets

sfnc:SimmonsFirstNationalBank


Common
Period End2020-12-312019-12-312018-12-312017-12-31
Value6.50.0650.0650.065
Percentage of CommonEquityTier1CapitalRequiredtoBeWellCapitalizedtoRiskWeightedAssets100.0100.0100.0100.0

sfnc:DeberredTaxAssetsOnForclosedAssets

sfnc:DeberredTaxAssetsOnForclosedAssets


Deberred
Period End2020-12-312019-12-312018-12-312018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value1.6732.6261.4742.8522.8524.024.033.9583.9589.387111111
Percentage of DeberredTaxAssetsOnForclosedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:DebtSecuritiesAvailableforsaleInterestReceivable

sfnc:DebtSecuritiesAvailableforsaleInterestReceivable


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value21201712
Percentage of DebtSecuritiesAvailableforsaleInterestReceivable100.0100.0100.0100.0

sfnc:DebtSecuritiesHeldToMaturityNetOfAllowanceForCreditLosses

sfnc:DebtSecuritiesHeldToMaturityNetOfAllowanceForCreditLosses


Debt
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value60933347515340
Percentage of DebtSecuritiesHeldToMaturityNetOfAllowanceForCreditLosses100.0100.0100.0100.0100.0100.0

sfnc:DebtSecuritiesHeldToMaturityNetOfAllowanceForCreditLosses us-gaap:FinancialInstrument

sfnc:OtherSecurities


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-12-31
Value0.5680.8750.9630.8623.049
Percentage of DebtSecuritiesHeldToMaturityNetOfAllowanceForCreditLosses0.21.91.91.67.4

us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprises


Debt
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value472224252710
Percentage of DebtSecuritiesHeldToMaturityNetOfAllowanceForCreditLosses7.96.751.650.250.326.4

us-gaap:USGovernmentAgenciesDebtSecurities


Debt
Period End2021-03-31
Value77
Percentage of DebtSecuritiesHeldToMaturityNetOfAllowanceForCreditLosses12.7

us-gaap:USStatesAndPoliticalSubdivisions


Debt
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value48431021242527
Percentage of DebtSecuritiesHeldToMaturityNetOfAllowanceForCreditLosses79.493.146.647.948.166.2

sfnc:DebtSecuritiesHeldtomaturityInterestReceivable

sfnc:DebtSecuritiesHeldtomaturityInterestReceivable


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value4200000.03400000.01000000.0291000.0
Percentage of DebtSecuritiesHeldtomaturityInterestReceivable100.0100.0100.0100.0

sfnc:DebtSecuritiesUnrealizedLossPositionQuantitativeDisclosurePercent

sfnc:DebtSecuritiesUnrealizedLossPositionQuantitativeDisclosurePercent


Debt
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value48.653.516.118.20.3660.2960.3980.6010.7030.860.8020.735
Percentage of DebtSecuritiesUnrealizedLossPositionQuantitativeDisclosurePercent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:DeferredTaxAssetsAcquiredSecurities

sfnc:DeferredTaxAssetsAcquiredSecurities


Deferred
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value491000.0539000.0587000.0003393000.02598000.02598000.0397000.0397000.0549000.0578000.0578000.0578000.01201000.01224000.01098000.01098000.02140000.01766000.01766000.01770000.02065000.02083000.02083000.02568000.02643000.0
Percentage of DeferredTaxAssetsAcquiredSecurities100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:DeferredTaxAssetsLoansAcquired

sfnc:DeferredTaxAssetsLoansAcquired


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value7.0848.465101113162015171112121518195.97.0666.0217.9869.669111314283031161916182518202124155.6167.15
Percentage of DeferredTaxAssetsLoansAcquired100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:DeferredTaxAssetsOnForeclosedAssets

sfnc:DeferredTaxAssetsOnForeclosedAssets


Deferred
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
Value1673000.01673000.01673000.02636000.02636000.02636000.02626000.02706000.02706000.01474000.01474000.02709000.02855000.02852000.0
Percentage of DeferredTaxAssetsOnForeclosedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:DeferredTaxAssetsOperatingLeaseLiabilities

sfnc:DeferredTaxAssetsOperatingLeaseLiabilities


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value8.7426.9537.8358.238.7389.64610
Percentage of DeferredTaxAssetsOperatingLeaseLiabilities100.0100.0100.0100.0100.0100.0100.0

sfnc:DeferredTaxAssetsTaxDeferredExpenseReservesandAccrualsUnfundedCommitments

sfnc:DeferredTaxAssetsTaxDeferredExpenseReservesandAccrualsUnfundedCommitments


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value5583000.05583000.05583000.06122000.06122000.07376000.00
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesandAccrualsUnfundedCommitments100.0100.0100.0100.0100.0100.00.0

sfnc:DeferredTaxLiabilitiesAcquiredSecurities

sfnc:DeferredTaxLiabilitiesAcquiredSecurities


Deferred
Period End2020-09-302020-06-302020-03-312019-12-31
Value870000.0820000.0771000.00
Percentage of DeferredTaxLiabilitiesAcquiredSecurities100.0100.0100.00.0

sfnc:DeferredTaxLiabilitiesOperatingRightOfUseAssets

sfnc:DeferredTaxLiabilitiesOperatingRightOfUseAssets


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value8.6616.9387.8138.1618.7019.6210
Percentage of DeferredTaxLiabilitiesOperatingRightOfUseAssets100.0100.0100.0100.0100.0100.0100.0

sfnc:DeferredTaxLiabilitiesUnrealizedGainsonAvailableforSaleSecuritiesGross

sfnc:DeferredTaxLiabilitiesUnrealizedGainsonAvailableforSaleSecuritiesGross


Deferred
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value2.058171216113.726.8114.150.0
Percentage of DeferredTaxLiabilitiesUnrealizedGainsonAvailableforSaleSecuritiesGross100.0100.0100.0100.0100.0100.0100.0100.00.0

sfnc:FinancingReceivableAccruedInterestExcludedFromAmortizedCosts

sfnc:FinancingReceivableAccruedInterestExcludedFromAmortizedCosts


Financing
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value475465664748
Percentage of FinancingReceivableAccruedInterestExcludedFromAmortizedCosts100.0100.0100.0100.0100.0100.0

sfnc:FinancingReceivableCollateralDependentAmount

sfnc:FinancingReceivableCollateralDependentAmount


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value746870715575
Percentage of FinancingReceivableCollateralDependentAmount100.0100.0100.0100.0100.0100.0

sfnc:FinancingReceivableCollateralDependentAmount us-gaap:Collateral

sfnc:OtherBusinessAssets


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value3.9793.6245.7414.0096.6968.449
Percentage of FinancingReceivableCollateralDependentAmount5.35.38.25.612.211.2

sfnc:SecuredEnergyProductionAssets


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value303940192143
Percentage of FinancingReceivableCollateralDependentAmount41.057.958.126.639.657.6

us-gaap:RealEstate


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value402523482623
Percentage of FinancingReceivableCollateralDependentAmount53.736.833.667.848.431.2

sfnc:FinancingReceivableCollateralDependentAmount us-gaap:Collateral, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

sfnc:OtherBusinessAssets, sfnc:RealEstatePortfolioSegment, sfnc:OtherCommercialLoans


Financing
Period End2020-12-312020-06-302020-03-31
Value5.7410.00.0
Percentage of FinancingReceivableCollateralDependentAmount8.20.00.0

sfnc:OtherBusinessAssets, us-gaap:CommercialPortfolioSegment, sfnc:CommercialLoans


Financing
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value3.9793.6244.0096.6968.449
Percentage of FinancingReceivableCollateralDependentAmount5.35.35.612.211.2

sfnc:SecuredEnergyProductionAssets, sfnc:RealEstatePortfolioSegment, sfnc:OtherCommercialLoans


Financing
Period End2020-12-312020-06-302020-03-31
Value400.00.0
Percentage of FinancingReceivableCollateralDependentAmount58.10.00.0

sfnc:SecuredEnergyProductionAssets, us-gaap:CommercialPortfolioSegment, sfnc:CommercialLoans


Financing
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value3039192143
Percentage of FinancingReceivableCollateralDependentAmount41.057.926.639.657.6

us-gaap:RealEstate, sfnc:RealEstatePortfolioSegment, sfnc:OtherCommercialLoans


Financing
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value3418401816
Percentage of FinancingReceivableCollateralDependentAmount46.026.856.333.922.4

us-gaap:RealEstate, sfnc:RealEstatePortfolioSegment, srt:SingleFamily


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value2.945.0866.956.7225.4793.586
Percentage of FinancingReceivableCollateralDependentAmount3.97.49.99.410.04.7

us-gaap:RealEstate, sfnc:RealEstatePortfolioSegment, us-gaap:ConstructionLoans


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value2.7881.8371.5391.5382.4653.078
Percentage of FinancingReceivableCollateralDependentAmount3.72.72.22.14.54.1

us-gaap:RealEstate, us-gaap:CommercialPortfolioSegment, sfnc:CommercialLoans


Financing
Period End2020-12-312020-06-302020-03-31
Value150.00.0
Percentage of FinancingReceivableCollateralDependentAmount21.50.00.0

sfnc:FinancingReceivableCollateralDependentAmount us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

sfnc:RealEstatePortfolioSegment, sfnc:OtherCommercialLoans


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value341846401816
Percentage of FinancingReceivableCollateralDependentAmount46.026.866.356.333.922.4

sfnc:RealEstatePortfolioSegment, srt:SingleFamily


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value2.945.0866.956.7225.4793.586
Percentage of FinancingReceivableCollateralDependentAmount3.97.49.99.410.04.7

sfnc:RealEstatePortfolioSegment, us-gaap:ConstructionLoans


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value2.7881.8371.5391.5382.4653.078
Percentage of FinancingReceivableCollateralDependentAmount3.72.72.22.14.54.1

us-gaap:CommercialPortfolioSegment, sfnc:CommercialLoans


Financing
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value344315232852
Percentage of FinancingReceivableCollateralDependentAmount46.363.221.532.251.768.7

sfnc:FinancingReceivableTroubledDebtRestructuringPreviouslyModifiedRecovered us-gaap:LoanRestructuringModification, us-gaap:UnusualOrInfrequentItem

sfnc:FinancingReceivableTroubledDebtRestructuringPreviouslyModifiedRecovered

sfnc:ExtendedMaturityandPaymentDeferral, sfnc:COVID19Pandemic


Financing
Period End2021-03-312020-12-312020-09-30
Value260029001900
Percentage of FinancingReceivableTroubledDebtRestructuringPreviouslyModifiedRecovered100.0100.0100.0

sfnc:FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour

sfnc:FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour


Finite
Period End2021-06-302021-03-312020-09-30
Value494959
Percentage of FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour100.0100.0100.0

sfnc:ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

sfnc:ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsNonrecurring


Impaired
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value316.6196667473849462.8662.101171715121111110.41417131319
Percentage of ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsNonrecurring


Impaired
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value316.6196667473849462.8662.101171715121111110.41417131319
Percentage of ImpairedFinancingReceivableRecordedInvestmentFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:InterestBearingBalancesDueFromBanksTime

sfnc:InterestBearingBalancesDueFromBanksTime


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value1.3351.3341.5794.0614.5614.3094.5545.0415.0414.6844.9343.9542.9743.0693.3144.0596.0574.5634.5634.3939.7811114
Percentage of InterestBearingBalancesDueFromBanksTime100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:InterestBearingBalancesDueFromBanksTimeFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

sfnc:InterestBearingBalancesDueFromBanksTimeFairValueDisclosure

us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value1.3351.3341.5794.0614.5614.3094.5545.0415.0414.6844.9343.9542.9743.0693.3144.0596.0574.5634.5634.3939.78114
Percentage of InterestBearingBalancesDueFromBanksTimeFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:InterestBearingBalancesDueFromBanksTimeFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value1.3351.3341.5794.0614.5614.3094.5545.0415.0414.6844.9343.9542.9743.0693.3144.0596.0574.5634.5634.3939.78114
Percentage of InterestBearingBalancesDueFromBanksTimeFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value1.3351.3341.5794.0614.5614.3094.5545.0415.0414.6844.9343.9542.9743.0693.3144.0596.0574.5634.5634.3939.78114
Percentage of InterestBearingBalancesDueFromBanksTimeFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:InterestPayableFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

sfnc:InterestPayableFairValueDisclosure

us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value7.795128.887131015121511139.897138.4943.8744.5642.0431.7061.5551.6681.6891.691.8
Percentage of InterestPayableFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:InterestPayableFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value7.795128.887131015121511139.897138.4943.8744.5642.0431.7061.5551.6681.6891.691.8
Percentage of InterestPayableFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value7.795128.887131015121511139.897138.4943.8744.5642.0431.7061.5551.6681.6891.691.8
Percentage of InterestPayableFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:InterestReceivableFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

sfnc:InterestReceivableFairValueDisclosure

us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value67717277795762535451495144424330272627272425
Percentage of InterestReceivableFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:InterestReceivableFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value67717277795762535451495144424330272627272425
Percentage of InterestReceivableFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value67717277795762535451495144424330272627272425
Percentage of InterestReceivableFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:LoansAndLeasesReceivableNetOfDeferredIncomeExcludingAcquiredLoans

sfnc:LoansAndLeasesReceivableNetOfDeferredIncomeExcludingAcquiredLoans


Loans
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-31
Value1219512900140171460614374963096439262868484308123713362905705521150004632432739433725347232462839261121152053196318681779174217411650158916281579
Percentage of LoansAndLeasesReceivableNetOfDeferredIncomeExcludingAcquiredLoans100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:LoansAndLeasesReceivableNetOfDeferredIncomeExcludingAcquiredLoans us-gaap:ConsolidatedEntities

srt:ParentCompany


Loans
Period End2020-12-312019-12-31
Value0.4710.657
Percentage of LoansAndLeasesReceivableNetOfDeferredIncomeExcludingAcquiredLoans0.00.0

sfnc:LongTermDebtMaturityAfterYearFour

sfnc:LongTermDebtMaturityAfterYearFour


Long
Period End2021-06-302021-03-312020-09-30
Value17101710416
Percentage of LongTermDebtMaturityAfterYearFour100.0100.0100.0

sfnc:OtherAssetsHeldForSale

sfnc:OtherAssetsHeldForSale


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-08-28
Value0.10.3890.3991152601.795.11424165182182
Percentage of OtherAssetsHeldForSale100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:OtherAssetsHeldForSaleFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

sfnc:OtherAssetsHeldForSaleFairValueDisclosure

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Other
Period End2020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value0.3890.3991152601.795.1361424165
Percentage of OtherAssetsHeldForSaleFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:OtherAssetsHeldForSaleFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Other
Period End2020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value0.3890.3991152601.795.1361424165
Percentage of OtherAssetsHeldForSaleFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:OtherBorrowingsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementBasis

sfnc:OtherBorrowingsFairValueDisclosure

us-gaap:FairValueInputsLevel2, us-gaap:EstimateOfFairValueFairValueDisclosure


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value141714141448145915041411129810991324116813421417144911451381526479457292224201168
Percentage of OtherBorrowingsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:OtherBorrowingsFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value133913401342134213931396129710981324116913451420145111401380522474441273215191162
Percentage of OtherBorrowingsFairValueDisclosure94.594.892.692.092.699.0100.099.9100.0100.1100.2100.3100.299.699.999.399.096.493.496.095.496.5

us-gaap:EstimateOfFairValueFairValueDisclosure


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value141714141448145915041411129810991324116813421417144911451381526479457292224201168
Percentage of OtherBorrowingsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:OtherLiabilitiesHeldForSale

sfnc:OtherLiabilitiesHeldForSale


Other
Period End2020-12-312020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-08-28
Value1540.0581590.1620.4241.82.781157176177
Percentage of OtherLiabilitiesHeldForSale100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:OtherLiabilitiesHeldForSaleFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

sfnc:OtherLiabilitiesHeldForSaleFairValueDisclosure

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Other
Period End2020-12-312020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value154581590.1620.4241.842.781157
Percentage of OtherLiabilitiesHeldForSaleFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:OtherLiabilitiesHeldForSaleFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Other
Period End2020-12-312020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value154581590.1620.4241.842.781157
Percentage of OtherLiabilitiesHeldForSaleFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:PropertyPlantandEquipmentandRightofUseAssetAccumulatedDepreciationandAmortization

sfnc:PropertyPlantandEquipmentandRightofUseAssetAccumulatedDepreciationandAmortization


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value156148140136128127119
Percentage of PropertyPlantandEquipmentandRightofUseAssetAccumulatedDepreciationandAmortization100.0100.0100.0100.0100.0100.0100.0

sfnc:PropertyPlantandEquipmentandRightofUseAssetafterAccumulatedDepreciationandAmortization

sfnc:PropertyPlantandEquipmentandRightofUseAssetafterAccumulatedDepreciationandAmortization


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value429427441470478484492
Percentage of PropertyPlantandEquipmentandRightofUseAssetafterAccumulatedDepreciationandAmortization100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent


Accounts
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
Value169181217209219214165174143155102105989877636755656260507478746942413540364029333341282825293435
Percentage of AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax us-gaap:ConsolidatedEntities

us-gaap:AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax

srt:ParentCompany


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-31
Value5920-27.374-17.264
Percentage of AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax100.0100.0100.0100.0

us-gaap:AdvancesFromFederalHomeLoanBanks us-gaap:DebtInstrument

us-gaap:AdvancesFromFederalHomeLoanBanks

sfnc:FederalHomeLoanBankOwnstheOptionsFOTOAdvances


Advances
Period End2020-12-31
Value1300
Percentage of AdvancesFromFederalHomeLoanBanks100.0

us-gaap:AssetsHeldForSaleLongLivedFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:AssetsHeldForSaleLongLivedFairValueDisclosure

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsNonrecurring


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value1.8890.997173.5812.9952.0518157.2020.30223141323241917
Percentage of AssetsHeldForSaleLongLivedFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsHeldForSaleLongLivedFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsNonrecurring


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value1.8890.997173.5812.9952.0518157.2020.30223141323241917
Percentage of AssetsHeldForSaleLongLivedFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value594279567153313427136.0372.8571.6581.6022.1
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax us-gaap:FinancialInstrument

sfnc:OtherSecurities


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
Value8.2913.3432.4471.4291.3540.8660.8220.7190.5450.4372.2512.7181.1021.3321.206
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax14.07.93.12.51.91.62.62.12.03.137.395.166.583.157.4

us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprises


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
Value1312212228328.519.4055.9712.5693.0970.1270.2740.1550.246
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax22.630.426.738.940.559.526.827.622.118.551.34.416.59.711.7

us-gaap:USGovernmentAgenciesDebtSecurities


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
Value0.720.3690.8441.2571.4160.7071.3131.6291.6540.5960.5180.00.00.0150.116
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax1.20.91.12.22.01.34.14.86.14.38.60.00.00.95.5

us-gaap:USStatesAndPoliticalSubdivisions


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
Value362555323920202218100.1710.0120.2820.10.532
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax62.260.969.256.455.637.666.165.569.874.12.80.417.06.225.3

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value45932.7965.0492.1275.4736.5485.0158.793234165534624
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax us-gaap:FinancialInstrument

sfnc:OtherSecurities


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
Value2.9978.4910.0950.060.2380.1750.0180.00.0930.0770.0140.0010.0020.0010.001
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax6.59.13.41.211.23.20.30.01.10.30.00.00.00.00.0

us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprises


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
Value23351.0940.4390.2023.1094.1493.7417.05193252433820
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax50.338.339.18.79.556.863.474.680.283.078.079.382.482.184.1

us-gaap:USGovernmentAgenciesDebtSecurities


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
Value13241.31.3620.9910.8911.2711.2021.382.7493.744.3483.8263.0661.951
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax29.526.346.527.046.616.319.424.015.711.58.96.67.26.67.8

us-gaap:USStatesAndPoliticalSubdivisions


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
Value6.281240.3073.1880.6961.2550.9980.0720.271.2335.479.3045.5215.232.009
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax13.726.311.063.132.722.915.21.43.15.213.114.110.411.38.1

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value654345823397255624282418342823272324225021872060199018741612
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:FinancialInstrument

sfnc:OtherSecurities


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value342128977621185158161151157151151136118
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis7.53.83.83.20.95.46.87.06.77.27.47.67.37.3

us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprises


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2156137488211251150173813321346136215521471143813941208
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis47.140.534.546.347.650.757.257.960.671.071.472.374.474.9

us-gaap:USGovernmentAgenciesDebtSecurities


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value511477472210161194177197163157145149152141
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis11.214.118.58.76.75.77.68.57.37.27.17.58.28.8

us-gaap:USStatesAndPoliticalSubdivisions


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1570141611051015659860658617571320291250191144
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis34.341.743.241.827.325.128.326.625.414.614.212.610.29.0

us-gaap:USTreasurySecurities


Available
Period End2021-03-312020-03-312019-12-312018-12-31
Value0.64254490.0
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis0.017.613.10.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value531373229192
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value537370232195
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value51283033
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value52283133
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value1949201017471432
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value1966198218001458
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value398721331394903
Percentage of AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value399621561374882
Percentage of AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value11111415
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value11121415
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value1031000.0924000.0931000.01094000.0
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value1033000.0923000.0931000.01242000.0
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities

us-gaap:AvailableForSaleSecuritiesDebtSecurities


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value45283473260724962466345323562342224021511997193818301589
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring, us-gaap:USTreasurySecurities


Available
Period End2021-03-312020-03-312019-12-31
Value0.6424449
Percentage of AvailableForSaleSecuritiesDebtSecurities0.017.213.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, sfnc:OtherSecurities


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value335130987722185158162152159119
Percentage of AvailableForSaleSecuritiesDebtSecurities7.43.83.83.10.95.46.76.96.87.47.5

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprises


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2133139490311541179174213371345134515221419139513561187
Percentage of AvailableForSaleSecuritiesDebtSecurities47.140.234.746.247.850.556.857.560.170.871.172.074.174.7

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


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value487477471210161194178197161154141145149139
Percentage of AvailableForSaleSecuritiesDebtSecurities10.813.718.18.46.55.67.68.47.27.27.17.58.28.8

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:USStatesAndPoliticalSubdivisions


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value1571147011331054678880681636580314282245143
Percentage of AvailableForSaleSecuritiesDebtSecurities34.742.343.542.227.525.528.927.225.914.614.112.79.0

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

us-gaap:FairValueMeasurementsRecurring, sfnc:OtherSecurities


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value335130987722185158162152159119
Percentage of AvailableForSaleSecuritiesDebtSecurities7.43.83.83.10.95.46.76.96.87.47.5

us-gaap:FairValueMeasurementsRecurring, us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprises


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2133139490311541179174213371345134515221419139513561187
Percentage of AvailableForSaleSecuritiesDebtSecurities47.140.234.746.247.850.556.857.560.170.871.172.074.174.7

us-gaap:FairValueMeasurementsRecurring, us-gaap:USGovernmentAgenciesDebtSecurities


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value487477471210161194178197161154141145149139
Percentage of AvailableForSaleSecuritiesDebtSecurities10.813.718.18.46.55.67.68.47.27.27.17.58.28.8

us-gaap:FairValueMeasurementsRecurring, us-gaap:USStatesAndPoliticalSubdivisions


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value1571147011331054678880681636580314282245143
Percentage of AvailableForSaleSecuritiesDebtSecurities34.742.343.542.227.525.528.927.225.914.614.112.79.0

us-gaap:FairValueMeasurementsRecurring, us-gaap:USTreasurySecurities


Available
Period End2021-03-312020-03-312019-12-31
Value0.6424449
Percentage of AvailableForSaleSecuritiesDebtSecurities0.017.213.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FinancialInstrument

sfnc:OtherSecurities


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value335130987722185158162152159154152138119
Percentage of AvailableForSaleSecuritiesDebtSecurities7.43.83.83.10.95.46.76.96.87.47.77.97.67.5

us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprises


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2133139490311541179174213371345134515221419139513561187
Percentage of AvailableForSaleSecuritiesDebtSecurities47.140.234.746.247.850.556.857.560.170.871.172.074.174.7

us-gaap:USGovernmentAgenciesDebtSecurities


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value487477471210161194178197161154141145149139
Percentage of AvailableForSaleSecuritiesDebtSecurities10.813.718.18.46.55.67.68.47.27.27.17.58.28.8

us-gaap:USStatesAndPoliticalSubdivisions


Available
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1571147011331054678880681636580314282245185143
Percentage of AvailableForSaleSecuritiesDebtSecurities34.742.343.542.227.525.528.927.225.914.614.112.710.29.0

us-gaap:USTreasurySecurities


Available
Period End2021-03-312020-03-312019-12-312018-12-31
Value0.64244490.0
Percentage of AvailableForSaleSecuritiesDebtSecurities0.017.213.00.0

us-gaap:BankOwnedLifeInsurance

us-gaap:BankOwnedLifeInsurance


Bank
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
Value41925725525725625525423423319219319219118618514814813913813813013013111811811777756160606059595251515050504949
Percentage of BankOwnedLifeInsurance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationAcquiredReceivablesGrossContractualAmount us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationAcquiredReceivablesGrossContractualAmount

sfnc:LandmarkCommunityBank


Business
Period End2021-06-30
Value783
Percentage of BusinessCombinationAcquiredReceivablesGrossContractualAmount100.0

sfnc:TriumphBancshares


Business
Period End2021-06-30
Value715
Percentage of BusinessCombinationAcquiredReceivablesGrossContractualAmount91.4

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets

sfnc:LandmarkCommunityBank


Business
Period End2021-06-30
Value986
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets100.0

sfnc:TriumphBancshares


Business
Period End2021-06-30
Value886
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets89.9

us-gaap:Capital dei:LegalEntity

us-gaap:Capital

sfnc:SimmonsFirstNationalBank


Capitaldei:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value213618521532877830734432275181176
Percentage of Capital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:SimmonsFirstNationalCorporation


Capitaldei:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value2356227217781388912843435380401412
Percentage of Capital110.3122.7116.1158.2109.9114.9100.6137.8221.0233.0

us-gaap:CapitalRequiredForCapitalAdequacy dei:LegalEntity

us-gaap:CapitalRequiredForCapitalAdequacy

sfnc:SimmonsFirstNationalBank


Capital
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1116114910665804814022381498472
Percentage of CapitalRequiredForCapitalAdequacy100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:SimmonsFirstNationalCorporation


Capital
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value112213271070974483403240215158144
Percentage of CapitalRequiredForCapitalAdequacy100.5115.5100.3168.0100.4100.4100.6144.7187.2198.3

us-gaap:CapitalRequiredForCapitalAdequacyToRiskWeightedAssets dei:LegalEntity

us-gaap:CapitalRequiredForCapitalAdequacyToRiskWeightedAssets

sfnc:SimmonsFirstNationalBank


Capital
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value8.00.080.080.080.080.080.080.080.080.08
Percentage of CapitalRequiredForCapitalAdequacyToRiskWeightedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sfnc:SimmonsFirstNationalCorporation


Capital
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value8.00.080.080.080.080.080.080.080.080.08
Percentage of CapitalRequiredForCapitalAdequacyToRiskWeightedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalRequiredToBeWellCapitalized dei:LegalEntity

us-gaap:CapitalRequiredToBeWellCapitalized

sfnc:SimmonsFirstNationalBank


Capital
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value13961436133272560250229818610591
Percentage of CapitalRequiredToBeWellCapitalized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets dei:LegalEntity

us-gaap:CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets

sfnc:SimmonsFirstNationalBank


Capital
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value10.00.10.10.10.10.10.10.10.10.1
Percentage of CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:EstimateOfFairValueFairValueDisclosure


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value233939053472252225451737996529655491833513943859598432329305285454250252
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value233939053472252225451737996529655491833513943859598432329305285454250252
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value233939053472252225451737996529655491833513943859598432344305285454250252
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0104.6100.0100.0100.0100.0100.0

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
Value2152272173822342442771611451511711251621702051081121031171129611897106698354734448693738404740293435334333
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:CashCashEquivalentsAndFederalFundsSold

us-gaap:CashCashEquivalentsAndFederalFundsSold


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
Value233939053472252225451737996529655491833513943859598432329305285454250223252400292685335294422522539376459642537488545677570523541452
Percentage of CashCashEquivalentsAndFederalFundsSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashCashEquivalentsAndFederalFundsSold us-gaap:ConsolidatedEntities

srt:ParentCompany


Cash
Period End2020-12-312019-12-312018-12-312017-12-31
Value17210421919
Percentage of CashCashEquivalentsAndFederalFundsSold5.010.426.33.2

us-gaap:CommonEquityTierOneCapital dei:LegalEntity

us-gaap:CommonEquityTierOneCapital

sfnc:SimmonsFirstNationalBank


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value204617771469835790
Percentage of CommonEquityTierOneCapital100.0100.0100.0100.0100.0

sfnc:SimmonsFirstNationalCorporation


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1883180713611199812
Percentage of CommonEquityTierOneCapital92.0101.792.7143.5102.7

us-gaap:CommonEquityTierOneCapitalRatio dei:LegalEntity

us-gaap:CommonEquityTierOneCapitalRatio

sfnc:SimmonsFirstNationalBank


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value14.60.1230.110.1150.132
Percentage of CommonEquityTierOneCapitalRatio100.0100.0100.0100.0100.0

sfnc:SimmonsFirstNationalCorporation


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value13.40.1090.1020.0980.135
Percentage of CommonEquityTierOneCapitalRatio91.888.692.785.2102.3

us-gaap:CommonEquityTierOneCapitalRequiredForCapitalAdequacy dei:LegalEntity

us-gaap:CommonEquityTierOneCapitalRequiredForCapitalAdequacy

sfnc:SimmonsFirstNationalBank


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value630650601327269
Percentage of CommonEquityTierOneCapitalRequiredForCapitalAdequacy100.0100.0100.0100.0100.0

sfnc:SimmonsFirstNationalCorporation


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value632746600550270
Percentage of CommonEquityTierOneCapitalRequiredForCapitalAdequacy100.3114.799.9168.4100.5

us-gaap:CommonEquityTierOneCapitalRequiredToBeWellCapitalized dei:LegalEntity

us-gaap:CommonEquityTierOneCapitalRequiredToBeWellCapitalized

sfnc:SimmonsFirstNationalBank


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value911939868472389
Percentage of CommonEquityTierOneCapitalRequiredToBeWellCapitalized100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentCarryingAmount

sfnc:SubordinatedNotesPayableDue04012028, us-gaap:SubordinatedDebt


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
Value3303303303303303303303303303303300.0
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

sfnc:TrustPreferredSecuritiesDue12152036, us-gaap:SubordinatedDebt


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value3.0323.0273.0233.0183.0133.0093.0040.0
Percentage of DebtInstrumentCarryingAmount0.90.90.90.90.90.90.90.0

sfnc:TrustPreferredSecuritiesDue6152037, us-gaap:SubordinatedDebt


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value252525252525250.0
Percentage of DebtInstrumentCarryingAmount7.77.67.67.67.67.67.60.0

sfnc:TrustPreferredSecuritiesDue662037, us-gaap:SubordinatedDebt


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
Value101010101010101010101010
Percentage of DebtInstrumentCarryingAmount3.13.13.13.13.13.13.13.13.13.13.10.0

sfnc:TrustPreferredSecuritiesDue9152037, us-gaap:SubordinatedDebt


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
Value101010101010101010101010
Percentage of DebtInstrumentCarryingAmount3.13.13.13.13.13.13.13.13.13.13.10.0

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet us-gaap:LongtermDebtType

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet

sfnc:SubordinatedDebtandUnsecuredDebt


Debt
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
Value2461000.02552000.02643000.02734000.02825000.02916000.03008000.03099000.03190000.03281000.03372000.03463000.03554000.00
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:DebtSecurities

us-gaap:DebtSecurities


Debt
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
Value748751373806265425482520349423982389230124402321227221821957
Percentage of DebtSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLoss

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLoss


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value02454000.0312000.01208000.0609000.0269000.00
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLoss0.0100.0100.0100.0100.0100.00.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLoss us-gaap:FinancialInstrument

sfnc:OtherSecurities


Debt
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value2390000.095000.060000.0238000.0174000.00
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLoss97.430.45.039.164.70.0

us-gaap:USStatesAndPoliticalSubdivisions


Debt
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value64000.0217000.01148000.0371000.095000.00
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLoss2.669.695.060.935.30.0

us-gaap:DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest

us-gaap:DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest


Debt
Period End2021-03-312020-12-312020-06-302020-03-31
Value2454000.0312000.0609000.0269000.0
Percentage of DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest us-gaap:FinancialInstrument

sfnc:OtherSecurities


Debt
Period End2021-03-312020-12-312020-06-302020-03-31
Value2390000.095000.0238000.0174000.0
Percentage of DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest97.430.439.164.7

us-gaap:USStatesAndPoliticalSubdivisions


Debt
Period End2021-03-312020-12-312020-06-302020-03-31
Value64000.0217000.0371000.095000.0
Percentage of DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest2.669.660.935.3

us-gaap:DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss

us-gaap:DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss


Debt
Period End2021-06-302020-12-31
Value65433397
Percentage of DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss us-gaap:FinancialInstrument

sfnc:OtherSecurities


Debt
Period End2021-06-302020-12-31
Value451128
Percentage of DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss6.93.8

us-gaap:CommercialMortgageBackedSecurities


Debt
Period End2021-06-302020-12-31
Value1340406
Percentage of DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss20.512.0

us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprises


Debt
Period End2021-06-302020-12-31
Value39961374
Percentage of DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss61.140.5

us-gaap:ResidentialMortgageBackedSecurities


Debt
Period End2021-06-302020-12-31
Value2650988
Percentage of DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss40.529.1

us-gaap:USGovernmentAgenciesDebtSecurities


Debt
Period End2021-06-302020-12-31
Value567477
Percentage of DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss8.714.1

us-gaap:USStatesAndPoliticalSubdivisions


Debt
Period End2021-06-302020-12-31
Value15261416
Percentage of DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss23.341.7

us-gaap:USTreasurySecurities


Debt
Period End2021-06-30
Value0.6
Percentage of DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss0.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger


Debt
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
Value384956586013343852989313031278988735688710
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger us-gaap:FinancialInstrument

us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprises


Debt
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
Value0.290.3233.7034.0384.2667434943574910861037808630609
Percentage of DebtSecuritiesAvailableForSaleContin