KNSL


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

Table of contents



us-gaap:CommonStockValue
us-gaap:ConsolidatedEntities

us-gaap:CommonStockParOrStatedValuePerShare

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesAuthorized

us-gaap:PreferredStockSharesAuthorized

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:CostsAndExpenses

us-gaap:DeferredPolicyAcquisitionCostAmortizationExpense

us-gaap:GainLossOnInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NetInvestmentIncome

us-gaap:OtherIncome

us-gaap:PremiumsEarnedNet

us-gaap:RealizedInvestmentGainsLosses

us-gaap:Revenues

us-gaap:Assets
us-gaap:ConsolidatedEntities

us-gaap:Liabilities
us-gaap:ConsolidatedEntities

us-gaap:LiabilitiesAndStockholdersEquity
us-gaap:ConsolidatedEntities

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

us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:ConsolidatedEntities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

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

us-gaap:EquitySecuritiesFvNi

us-gaap:OtherAssets
us-gaap:ConsolidatedEntities

us-gaap:DeferredIncomeTaxLiabilitiesNet

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

us-gaap:CommonStockValue
us-gaap:ConsolidatedEntities

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapitalCommonStock
us-gaap:ConsolidatedEntities

us-gaap:RetainedEarningsAccumulatedDeficit
us-gaap:ConsolidatedEntities

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:ConsolidatedEntities

us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
us-gaap:AwardType
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsValuationAllowance

knsl:Cedingcommissions

knsl:Cedingcommissionsdeferred

knsl:Directcommissionsdeferred

knsl:Otherunderwritingandpolicyacquisitioncostsdeferred

knsl:PaymentsToAcquireEquitySecurities

knsl:ProceedsReceivedFromSaleOfLandAndParkingDeck

knsl:SalesOfShorttermAndOtherSecuritiesGrossRealizedGains

knsl:TransactionPriceOfSaleOfLandAndParkingDeck

knsl:Underwritingacquisitionandinsuranceexpenses

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:AssumedPremiumsEarned

us-gaap:CededPremiumsEarned

us-gaap:CededPremiumsWritten

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:DebtSecuritiesAvailableForSaleRealizedGain

us-gaap:DebtSecuritiesAvailableForSaleRealizedGainLoss

us-gaap:DebtSecuritiesAvailableForSaleRealizedLoss

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedGainLoss

us-gaap:DeferredPolicyAcquisitionCostsAdditions

us-gaap:DirectPremiumsEarned

us-gaap:DirectPremiumsWritten

us-gaap:DividendsCommonStockCash
us-gaap:StatementEquityComponents

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate

us-gaap:EquitySecuritiesFvNiRealizedGainLoss

us-gaap:EquitySecuritiesFvNiRealizedLoss

us-gaap:EquitySecuritiesFvNiUnrealizedGainLoss

us-gaap:IncreaseDecreaseInUnearnedPremiumsNet
us-gaap:AwardType
us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncurredClaimsPropertyCasualtyAndLiability

us-gaap:InsuranceCommissions

us-gaap:InterestIncomeDepositsWithFinancialInstitutions

us-gaap:InterestIncomeSecuritiesTaxExempt

us-gaap:InterestIncomeSecuritiesTaxable

us-gaap:InvestmentIncomeDividend

us-gaap:InvestmentIncomeInterestAndDividend

us-gaap:InvestmentIncomeInvestmentExpense

us-gaap:LaborAndRelatedExpense

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1

us-gaap:LongTermDebtWeightedAverageInterestRateOverTime

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax

us-gaap:OtherExpenses

us-gaap:OtherUnderwritingExpense

us-gaap:PaymentsForLossesAndLossAdjustmentExpense

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt

us-gaap:PremiumsWrittenGross

us-gaap:PremiumsWrittenNet

us-gaap:ProceedsFromIssuanceOfCommonStock

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromLongTermLinesOfCredit

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountCeded
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:AwardType, us-gaap:SubsequentEventType
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice

us-gaap:SharesPaidForTaxWithholdingForShareBasedCompensation

us-gaap:StockIssuedDuringPeriodSharesNewIssues
us-gaap:AwardType, us-gaap:SubsequentEventType
us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardGross

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensationGross
us-gaap:StatementEquityComponents

us-gaap:SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense
us-gaap:LiabilityForCatastropheClaimsByCatastrophicEvent

us-gaap:SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense
us-gaap:ShortdurationInsuranceContractsAccidentYear

dei:EntityCommonStockSharesOutstanding
us-gaap:FinancialInstrument
knsl:AvailableForSaleSecuritiesPercentageOfSecuritiesWithRatingsOfAMinusOrBetter

knsl:DeferredTaxAssetsTaxDeferredExpenseOrganizationalCosts

knsl:Deferredtaxliabilitiesunrealizedgainsonequitysecurities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
knsl:FairValueOfFixedMaturitiesForWhichCompanyReceivedBrokerQuote
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
knsl:FairValueOfFixedMaturitiesForWhichCompanyUsedTransactionPrice

knsl:Payableforinvestmentspurchased

knsl:ReinsuranceRecoverablesOnUnpaidLossesNet

knsl:Transitionadjustmentforlossdiscounting

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
us-gaap:ConsolidatedEntities

us-gaap:AccruedInvestmentIncomeReceivable

us-gaap:AssetsHeldByInsuranceRegulators

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:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue

us-gaap:AvailableForSaleSecuritiesDebtSecurities
us-gaap:FinancialInstrument

us-gaap:CommonStockValueOutstanding

us-gaap:DebtIssuanceCostsLineOfCreditArrangementsNet

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions

us-gaap:DeferredIncomeTaxAssetsNet
us-gaap:ConsolidatedEntities

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredPolicyAcquisitionCosts

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsUnearnedPremiumsReserve

us-gaap:DeferredTaxLiabilitiesDeferredExpenseDeferredPolicyAcquisitionCost

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOtherComprehensiveIncome

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment
us-gaap:Dividends, us-gaap:SubsequentEventType
us-gaap:DividendsPayableAmountPerShare
us-gaap:ConsolidatedEntities
us-gaap:DueFromAffiliates
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions

us-gaap:EquitySecuritiesFvNiCost
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue

us-gaap:IncomeTaxReceivable
us-gaap:ConsolidatedEntities

us-gaap:Investments
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:InvestmentsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:LiabilityForClaimsAndClaimsAdjustmentExpense

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet

us-gaap:LineOfCredit
us-gaap:ConsolidatedEntities
us-gaap:IncomeTaxAuthority
us-gaap:OperatingLossCarryforwards

us-gaap:OtherLiabilities
us-gaap:ConsolidatedEntities

us-gaap:PremiumsAndOtherReceivablesNet

us-gaap:PremiumsReceivableAllowanceForDoubtfulAccounts

us-gaap:PremiumsReceivableAtCarryingValue

us-gaap:PrepaidReinsurancePremiums
us-gaap:CededCreditRisk

us-gaap:ReinsurancePayable

us-gaap:ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments
us-gaap:ProductOrService

us-gaap:ReinsuranceRecoverablesOnPaidAndUnpaidLosses
us-gaap:CededCreditRisk

us-gaap:ReinsuranceRecoverablesOnPaidLossesGross
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber

us-gaap:SharePrice

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
us-gaap:AwardType
us-gaap:ProductOrService
us-gaap:ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet
us-gaap:ProductOrService, us-gaap:ShortdurationInsuranceContractsAccidentYear
us-gaap:ProductOrService
us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearEight
us-gaap:ProductOrService
us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearFive
us-gaap:ProductOrService
us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearFour
us-gaap:ProductOrService
us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearNine
us-gaap:ProductOrService
us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearOne
us-gaap:ProductOrService
us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearSeven
us-gaap:ProductOrService
us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearSix
us-gaap:ProductOrService
us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearTen
us-gaap:ProductOrService
us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearThree
us-gaap:ProductOrService
us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearTwo
us-gaap:ProductOrService, us-gaap:ShortdurationInsuranceContractsAccidentYear
us-gaap:ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet
us-gaap:ProductOrService
us-gaap:ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet
us-gaap:ProductOrService, us-gaap:ShortdurationInsuranceContractsAccidentYear

us-gaap:ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndAllocatedClaimAdjustmentExpenseNet
us-gaap:ProductOrService
us-gaap:ProductOrService
us-gaap:ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndAllocatedClaimAdjustmentExpenseNetNotSeparatelyPresented

us-gaap:ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseAccumulatedUnallocatedClaimAdjustmentExpense
us-gaap:ProductOrService, us-gaap:ShortdurationInsuranceContractsAccidentYear
us-gaap:ShortdurationInsuranceContractsNumberOfReportedClaims

us-gaap:StatutoryAccountingPracticesStatutoryAmountAvailableForDividendPaymentsWithoutRegulatoryApproval

us-gaap:StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance

us-gaap:SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount
us-gaap:InvestmentType

us-gaap:SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost
us-gaap:InvestmentType

us-gaap:SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue
us-gaap:InvestmentType

us-gaap:UnearnedPremiums
us-gaap:ValuationAllowancesAndReservesType
us-gaap:ValuationAllowancesAndReservesBalance

Plots across concepts


IncomeStatement
Net Income Loss
Expenses
Allocated Share Based Compensation Expense
Balance Sheet
Cash And Cash Equivalents At Carrying Value
Assets
Property Plant And Equipment Net
Current Assets
Cash And Cash Equivalents At Carrying Value
NonCurrent Assets
Deferred Income Tax Assets Net
PropertyPlantAndEquipmentNet
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Accounts Payable And Accrued Liabilities Current And Noncurrent
Stockholders Equity
Common Stock Value
Per Share
Common Stock Dividends Per Share Declared
CashFlow
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInOperatingActivities
Net Income Loss
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
Shares
Weighted Average Number Of Shares Outstanding Basic

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
us-gaap:CommonStockValue NANA0.228NANANA0.222NANANA0.212NANANA0.21NANANA0.210.210.0NA0.0NANANA
 us-gaap:CommonStockValue us-gaap:ConsolidatedEntities srt:ParentCompanyNANA0.228NANANA0.222NANANA0.212NANANA0.21NANANANANANANANANANANA
us-gaap:CommonStockParOrStatedValuePerShare ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄1e-081e-081e-081e-081e-081e-081e-081e-081e-081e-081e-081e-081e-081e-081e-081e-081e-081e-081e-081e-08NANA1e-10NANANA
us-gaap:CommonStockSharesIssued ███▇▆▆▆▆▂▂▂▂▂▁▁▁▁▁▁▁22.80559222.81192922.75725122.66175422.30294322.25382322.20566522.15866321.35639921.28452721.24150421.22651221.16938421.07215221.03608721.02920520.96870720.96870720.96870720.968707NANA0.0NANANA
us-gaap:CommonStockSharesAuthorized ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0NANA18.333333NANANA
us-gaap:PreferredStockSharesAuthorized NANA100.0NANANA100.0NANANANANANANANANANANANA100.0NANA0.0NANANA
us-gaap:CommonStockSharesOutstanding ███▇▆▆▆▆▂▂▂▂▂▁▁▁▁▁▁▁22.80559222.81192922.75725122.66175422.30294322.25382322.20566522.15866321.35639921.28452721.24150421.22721.16938421.07221.03608721.02920520.96870720.96870720.96870720.968707NANA0.0NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁█23.05423.069NA22.92822.70722.678NA22.27721.83221.763NA21.72121.66621.628NA21.5221.45721.389NA20.7414NANANA0.0NANA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁22.67822.665NA22.39822.15322.109NA21.6621.2121.169NA21.10221.0721.045NA20.99520.96920.969NA20.656207NANANA0.0NANA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities us-gaap:RestrictedStock▁█0.0320.033NANA0.0360.0NA0.00.0550.0NA0.00.0880.0NA0.00.0NANANANANANANANANA
us-gaap:EarningsPerShareBasic █▇█▄▇▂▄▃▄▅▂▃▃▂▂▂▃▂▂▂▁▁1.571.421.690.661.370.230.810.60.650.880.210.570.480.350.280.20.410.30.330.240.00.0NA0.0NANA
us-gaap:EarningsPerShareDiluted █▇█▄▇▂▄▃▄▅▂▃▃▂▂▂▃▂▂▂▁▁1.551.391.650.651.330.220.790.580.630.860.20.550.470.340.270.20.40.290.320.240.00.0NA0.0NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
us-gaap:AllocatedShareBasedCompensationExpense █▆▅▆▅▅▅▅▄▃▃▃▂▁▁▁1.31.00.91.00.90.80.80.80.60.50.50.50.40.20.20.2NANA0.2NANANA0.0NANANA
us-gaap:ComprehensiveIncomeNetOfTax ▇▃▆▄█▁▃▃▄▄▂▃▃▂▂▂▃▂▂▂▂▂▂▂▂▂45.21812.45741.70421.44457.27-4.13716.0516.21820.32225.56.8049.9879.0962.4317.4225.8410.6697.3541.2167.9818.9477.3834.1366.0624.6395.873
us-gaap:CostsAndExpenses █▇▇█▆▆▅▅▄▄▄▄▃▃▃▃▃▃▂▂▂▂▂▁▁109.40298.84496.512106.3881.26575.31671.28263.13456.03749.38451.79546.04242.48641.31139.51742.58432.75333.40130.05322.77424.42324.82917.50210.8838.609NA
us-gaap:DeferredPolicyAcquisitionCostAmortizationExpense █▇▇▇▆▆▆▅▅▅▅▄▄▄▄▄▄▄▂▁▁▃▂▃▃18.77516.98515.99815.03313.9512.95211.62510.1159.1338.5598.2147.5287.0286.6526.4636.0715.9125.699-1.12-2.988-2.9432.9161.0012.3092.093NA
us-gaap:GainLossOnInvestments ▃▆█▄▃▄▂▂▁▃▂▂▂▂▂▂▂▂▁▂▂▃0.3041.1981.8570.6470.2530.7760.1290.185-0.2350.280.001-0.0060.1740.1120.1150.0440.024-0.032-0.2070.0-0.0040.387NANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest █▇█▃▇▁▄▃▃▄▁▃▂▂▂▁▂▂▂▂▂▂▁▂▂43.60839.43942.8216.12136.4425.0321.52215.19316.53522.8015.10914.09512.4618.81511.2255.25512.7559.28610.312.0949.2537.8896.888.9529.983NA
us-gaap:IncomeTaxExpenseBenefit █▇▅▂▆▁▄▃▃▅▂▃▃▂▆▂▅▄▄▅▄▃▃▄▄7.9737.364.6391.2316.18-0.0563.6692.2172.7684.0810.6612.1552.3491.5285.3011.0544.263.0053.4294.1123.1962.6322.2763.0083.374NA
us-gaap:NetIncomeLoss ▇▇█▃▆▁▄▃▃▄▁▃▂▂▁▁▂▁▂▂▁▁▁▁▁▁35.63532.07938.18114.8930.2625.08617.85312.97613.76718.724.44811.9410.1127.2875.9244.2018.4956.2816.8717.9826.0575.2574.6045.9446.6095.116
us-gaap:NetInvestmentIncome █▇▇█▇▆▆▅▅▅▅▄▄▃▃▃▂▂▂▂▂▁▁▁▁7.4296.9426.4977.0086.6455.965.5475.2654.8064.5154.5924.0853.7823.2293.0862.7652.4322.2862.0981.8941.8191.6761.6161.4361.377NA
us-gaap:OtherIncome ▁▁▁█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▃▃▃0.0120.0110.040.5710.0130.010.0070.010.0050.0040.0030.0020.0040.0030.0030.00.00.00.00.00.0780.0580.1290.1280.191NA
us-gaap:PremiumsEarnedNet █▇▇▆▆▅▅▄▄▄▃▃▃▃▃▃▃▂▂▂▂▂▁▁▁137.7123.041117.792108.24496.95789.76182.78272.62166.08761.49159.43854.29650.89348.06147.53845.0343.05240.43338.46232.97431.78330.59722.58618.27917.016NA
us-gaap:RealizedInvestmentGainsLosses ▁█0.3041.198NA0.6470.2530.776NA0.185-0.2350.28NA-0.0060.1740.112NA0.0440.024-0.032NA0.0-0.0040.387NA-0.0080.008NA
us-gaap:Revenues █▇▇▆▆▄▅▄▄▄▃▃▃▃▃▃▂▂▂▂▂▂▁▁▁▁153.01138.283139.332122.501117.70780.34692.80478.32772.57272.18556.90460.13754.94750.12650.74247.83945.50842.68740.35334.86833.67632.71824.38219.83518.59217.787
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
us-gaap:Assets █▇▇▆▅▄▄▄▃▃▂▂▂▂▂▂▁▁▁▂▁1806.2771645.3381546.8961468.5891289.3481165.4891090.551036.449894.806852.873773.063770.501728.903687.767667.849662.994622.966594.455614.389663.271563.592NA545.278NANANA
us-gaap:Liabilities █▇▆▆▅▄▄▃▃▃▂▂▂▂▁▁▁▁▁▂▁1176.6411057.772970.658934.458833.234764.155684.67646.413586.899563.984509.077512.596480.958447.917429.66431.236396.921377.984404.175453.387433.767NA431.827NANANA
us-gaap:LiabilitiesAndStockholdersEquity █▇▇▆▅▄▄▄▃▃▂▂▂▂▂▂▁▁▁▂▁1806.2771645.3381546.8961468.5891289.3481165.4891090.551036.449894.806852.873773.063770.501728.903687.767667.849662.994622.966594.455614.389663.271563.592NA545.278NANANA
us-gaap:StockholdersEquity █▇▇▇▆▅▅▅▄▃▃▃▃▃▃▃▃▃▂▂▁▁▁▁▁629.636587.566576.238534.131456.114401.334405.88390.036307.907288.889263.986257.905247.945239.85238.189231.758226.045216.471210.214209.884129.825120.841113.451109.22103.148NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
us-gaap:CashAndCashEquivalentsAtCarryingValue NANA77.093NANANA100.40886.30878.131102.87475.08964.74479.6756.65981.74796.68493.4375.55650.752103.75722.23625.9824.54428.18219.091NA
 us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConsolidatedEntities srt:ParentCompanyNANA8.395NANANA14.726NANANA10.016NANANA1.502NANANA1.868NANANA1.744NANANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ██▃▃▂▁▅▄▃▅▃128.005132.53577.09378.69662.97652.554100.40886.30878.131102.87475.089NANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
us-gaap:PropertyPlantAndEquipmentGross █▇▇▇▆▄▁52.42750.51249.44848.40846.66336.75526.507NANANA5.301NANANANANANANANANANANANANANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment ▇▄▁█▆▅▄4.3533.7633.2624.5964.2734.0733.873NANANA3.191NANANANANANANANANANANANANANANA
us-gaap:PropertyPlantAndEquipmentNet ██▇▇▆▄▁48.07446.74946.18643.81242.3932.68222.634NANANA2.11NANANANANANANANANANANANANANANA
 us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures us-gaap:ConsolidatedEntities srt:ParentCompanyNANA600.931NANANA391.071NANANA251.591NANANA235.091NANANANANANANANANANANA
us-gaap:EquitySecuritiesFvNi █▇▆▅▅▃▃▂▂▂▁150.882140.036129.662116.011107.90583.56678.29465.91765.9164.48157.711NANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
us-gaap:DeferredIncomeTaxLiabilitiesNet 2.559NA4.6481.2480.061NA0.0NANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
us-gaap:StockholdersEquity █▇▇▇▆▅▅▅▄▃▃▃▃▃▃▃▃▃▂▂▁▁▁▁▁629.636587.566576.238534.131456.114401.334405.88390.036307.907288.889263.986257.905247.945239.85238.189231.758226.045216.471210.214209.884129.825120.841113.451109.22103.148NA
us-gaap:CommonStockValue NANA0.228NANANA0.222NANANA0.212NANANA0.21NANANA0.210.210.0NA0.0NANANA
 us-gaap:CommonStockValue us-gaap:ConsolidatedEntities srt:ParentCompanyNANA0.228NANANA0.222NANANA0.212NANANA0.21NANANANANANANANANANANA
us-gaap:AdditionalPaidInCapital ████▆▆▆▆▄▄▄▄▄▃▃▃▃▃▃▃▁292.05292.69291.315288.868230.265230.742229.229227.661159.986159.589158.485157.721156.264155.785155.082154.811153.677153.514153.353153.18980.273NA80.229NANANA
us-gaap:AdditionalPaidInCapitalCommonStock NANA291.315NANANA229.229NANANA158.485NANANA155.082NANANA153.353NANANA80.229NANANA
 us-gaap:AdditionalPaidInCapitalCommonStock us-gaap:ConsolidatedEntities srt:ParentCompanyNANA291.315NANANA229.229NANANA158.485NANANA155.082NANANANANANANANANANANA
us-gaap:RetainedEarningsAccumulatedDeficit █▇▆▅▅▄▄▄▄▃▃▃▂▂▂▂▂▁▁▁▁306.017272.89243.315207.179194.323166.074162.911146.832135.628123.563106.545103.58493.12984.49873.50268.8465.958.66353.6447.81840.884NA29.57NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▆▅█▇▆▂▄▄▃▂▁▁▁▁▃▃▃▂▂▃▃31.34121.75841.3837.85731.3034.29513.51815.32112.0795.524-1.256-3.612-1.659-0.6439.3957.8976.2584.0843.0118.6678.667NA3.651NANANA
us-gaap:StockIssuedDuringPeriodValueNewIssues NANANA56.701NANANA65.879NANANANANANANANANANA0.0NANANANANANANA
 us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapitalNANANA56.698NANANA65.872NANANANANANANANANANA0.0NANANANANANANA
 us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents us-gaap:CommonStockNANANA0.003NANANA0.007NANANANANANANANANANA0.0NANANANANANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue █▁1.2791.036NA0.9520.9310.812NA0.8140.6210.5070.5140.5240.4010.1580.1620.1660.1630.1610.1640.2840.0370.0070.0050.01NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities █▇▆▆▆▅▅▄▃▃▂▂▂▂▁▂▂▁103.62691.32273.51373.87472.90459.68359.25747.80837.48833.80425.57427.98328.98621.43712.85123.76525.33515.447NA20.12320.31116.169NANANANA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▂▆▄▁▄▁▅▁▅█▇-103.71-33.724-77.047-120.779-68.059-113.548-49.659-116.195-60.019-4.92-13.998NANANANANANANANANANANANANANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▁▂▇▂▂▂█▁▁▁-4.446-2.1561.93162.6255.5776.0114.50276.564-2.212-1.099-1.231NANANANANANANANANANANANANANANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▁█-4.5355.442NA15.7210.422-47.854NA8.177-24.74327.785NANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities █▇▆▆▆▅▅▄▃▃▂▂▂▂▁▂▂▁103.62691.32273.51373.87472.90459.68359.25747.80837.48833.80425.57427.98328.98621.43712.85123.76525.33515.447NA20.12320.31116.169NANANANA
us-gaap:NetIncomeLoss ▇▇█▃▆▁▄▃▃▄▁▃▂▂▁▁▂▁▂▂▁▁▁▁▁▁35.63532.07938.18114.8930.2625.08617.85312.97613.76718.724.44811.9410.1127.2875.9244.2018.4956.2816.8717.9826.0575.2574.6045.9446.6095.116
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▂▆▄▁▄▁▅▁▅█▇-103.71-33.724-77.047-120.779-68.059-113.548-49.659-116.195-60.019-4.92-13.998NANANANANANANANANANANANANANANA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▂▂▃▇█▇▆▅▂▄▁▁▁▁▁▁▁▁▁▁▁▁▁▁1.6641.2823.7878.97510.8499.2647.2166.4072.0743.9250.6510.1640.3640.0940.0760.0410.0310.0310.1890.140.1140.1220.0550.084NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▁▂▇▂▂▂█▁▁▁-4.446-2.1561.93162.6255.5776.0114.50276.564-2.212-1.099-1.231NANANANANANANANANANANANANANANA
us-gaap:PaymentsOfDividendsCommonStock █▁2.5272.495NA2.032.0151.991NA1.7621.7051.696NA1.4771.4751.473NA1.2611.2581.258NA1.0480.00.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-09-302016-06-302015-12-31
Value228000.0222000.0212000.0210000.0210000.0210000.000
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.0

us-gaap:CommonStockValue us-gaap:ConsolidatedEntities

srt:ParentCompany


Common
Period End2020-12-312019-12-312018-12-312017-12-31
Value228000.0222000.0212000.0210000.0
Percentage of CommonStockValue100.0100.0100.0100.0
Percentage of Assets0.00.00.00.0
Percentage of Assets srt:ParentCompany0.00.10.10.1

Common Stock Par Or Stated Value Per Share

us-gaap:CommonStockParOrStatedValuePerShare

us-gaap:CommonStockParOrStatedValuePerShare


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-07-282016-01-012015-12-31
Value0.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.00010.0001
Percentage of CommonStockParOrStatedValuePerShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value22222222222222222121212121212121202020200.0
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

Common Stock Shares Authorized

us-gaap:CommonStockSharesAuthorized

us-gaap:CommonStockSharesAuthorized


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-07-282016-01-012015-12-31
Value4004004004004004004004004004004004004004004004004004004004004001818
Percentage of CommonStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Preferred Stock Shares Authorized

us-gaap:PreferredStockSharesAuthorized

us-gaap:PreferredStockSharesAuthorized


Preferred
Period End2020-12-312019-12-312016-09-302016-07-282015-12-31
Value1001001001000.0
Percentage of PreferredStockSharesAuthorized100.0100.0100.0100.00.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value22222222222222222121212121212121202020200.0
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302015-09-30
Value2323222222222121212121212121200.0
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302015-09-30
Value2222222222212121212121202020200.0
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:RestrictedStock


Antidilutive
Period End2021-06-302021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value32000.033000.036000.00055000.00088000.0000
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.00.00.0100.00.00.0100.00.00.00.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-30
Value1.571.421.690.661.370.230.810.60.650.880.210.570.480.350.280.20.410.30.330.24000
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-09-30
Value1.551.391.650.651.330.220.790.580.630.860.20.550.470.340.270.20.40.290.320.24000
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-12-31
Value1300000.01000000.0900000.01000000.0900000.0800000.0800000.0800000.0600000.0500000.0500000.0500000.0400000.0200000.0200000.0200000.0200000.00
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Revenues0.80.70.60.80.81.00.91.00.80.70.90.80.70.40.40.40.50.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value4512412157-4.137161620256.8049.9879.0962.4317.4225.84107.3541.2167.9818.9477.3834.1366.0624.6395.873
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues29.69.029.917.548.7-5.117.320.728.035.312.016.616.64.814.612.223.417.23.022.926.622.617.030.625.033.0

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value109989610681757163564951464241394232333022242417108.609
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues71.571.569.386.869.093.776.880.677.268.491.076.677.382.477.989.072.078.274.565.372.575.971.854.946.3

Deferred Policy Acquisition Cost Amortization Expense

us-gaap:DeferredPolicyAcquisitionCostAmortizationExpense

us-gaap:DeferredPolicyAcquisitionCostAmortizationExpense


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value18161515131211109.1338.5598.2147.5287.0286.6526.4636.0715.9125.699-1.12-2.988-2.9432.9161.0012.3092.093
Percentage of DeferredPolicyAcquisitionCostAmortizationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues12.312.311.512.311.916.112.512.912.611.914.412.512.813.312.712.713.013.4-2.8-8.6-8.78.94.111.611.3

Gain Loss On Investments

us-gaap:GainLossOnInvestments

us-gaap:GainLossOnInvestments


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value304000.01198000.01857000.0647000.0253000.0776000.0129000.0185000.0-235000.0280000.01000.0-6000.0174000.0112000.0115000.044000.024000.0-32000.0-207000.00-4000.0387000.0
Percentage of GainLossOnInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0
Percentage of Revenues0.20.91.30.50.21.00.10.2-0.30.40.0-0.00.30.20.20.10.1-0.1-0.50.0-0.01.2

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value43394216365.03211516225.10914128.815115.255129.28610129.2537.8896.888.9529.983
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues28.528.530.713.231.06.323.219.422.831.69.023.422.717.622.111.028.021.825.534.727.524.128.245.153.7

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value7.9737.364.6391.2316.18-0.0563.6692.2172.7684.0810.6612.1552.3491.5285.3011.0544.263.0053.4294.1123.1962.6322.2763.0083.374
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues5.25.33.31.05.3-0.14.02.83.85.71.23.64.33.010.42.29.47.08.511.89.58.09.315.218.1

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value35323814305.086171213184.44811107.2875.9244.2018.4956.2816.8717.9826.0575.2574.6045.9446.6095.116
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues23.323.227.412.225.76.319.216.619.025.97.819.918.414.511.78.818.714.717.022.918.016.118.930.035.528.8

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value353214305.0861213184.44811107.2875.9244.2018.4956.2816.8717.9826.0575.2574.6045.944
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues23.323.212.225.76.316.619.025.97.819.918.414.511.78.818.714.717.022.918.016.118.930.0
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Investment Income

us-gaap:NetInvestmentIncome

us-gaap:NetInvestmentIncome


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value7.4296.9426.4977.0086.6455.965.5475.2654.8064.5154.5924.0853.7823.2293.0862.7652.4322.2862.0981.8941.8191.6761.6161.4361.377
Percentage of NetInvestmentIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues4.95.04.75.75.67.46.06.76.66.38.16.86.96.46.15.85.35.45.25.45.45.16.67.27.4

Other Income

us-gaap:OtherIncome

us-gaap:OtherIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value12000.011000.040000.0571000.013000.010000.07000.010000.05000.04000.03000.02000.04000.03000.03000.00000078000.058000.0129000.0128000.0191000.0
Percentage of OtherIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.0100.0100.0100.0100.0100.0
Percentage of Revenues0.00.00.00.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.20.20.50.61.0

Premiums Earned Net

us-gaap:PremiumsEarnedNet

us-gaap:PremiumsEarnedNet


Premiums
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value137123117108968982726661595450484745434038323130221817
Percentage of PremiumsEarnedNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues90.089.084.588.482.4111.789.292.791.185.2104.590.392.695.993.794.194.694.795.394.694.493.592.692.291.5

Realized Investment Gains Losses

us-gaap:RealizedInvestmentGainsLosses

us-gaap:RealizedInvestmentGainsLosses


Realized
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-30
Value304000.01198000.0647000.0253000.0776000.0185000.0-235000.0280000.0-6000.0174000.0112000.044000.024000.0-32000.00-4000.0387000.0-8000.08000.0
Percentage of RealizedInvestmentGainsLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0
Percentage of Revenues0.20.90.50.21.00.2-0.30.4-0.00.30.20.10.1-0.10.0-0.01.2-0.00.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value153138139122117809278727256605450504745424034333224191817
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value18061645154614681289116510901036894852773770728687667662622594614663563545
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidatedEntities

srt:ParentCompany


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-31
Value619423264238
Percentage of Assets40.038.834.235.7
Percentage of Assets40.038.834.235.7
Percentage of Assets srt:ParentCompany100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value11761057970934833764684646586563509512480447429431396377404453433431
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets65.164.362.763.664.665.662.862.465.666.165.966.566.065.164.365.063.763.665.868.477.079.2

us-gaap:Liabilities us-gaap:ConsolidatedEntities

srt:ParentCompany


Liabilitiesus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-31
Value42170.3270.236
Percentage of Liabilities4.42.60.10.1
Percentage of Assets2.81.60.00.0
Percentage of Assets srt:ParentCompany6.94.10.10.1

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value18061645154614681289116510901036894852773770728687667662622594614663563545
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LiabilitiesAndStockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany


Liabilities
Period End2020-12-312019-12-312018-12-312017-12-31
Value619423264238
Percentage of LiabilitiesAndStockholdersEquity40.038.834.235.7
Percentage of Assets40.038.834.235.7
Percentage of Assets srt:ParentCompany100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-31
Value6295875765344564014053903072882632572472392382312262162102091291201131091039276
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets34.935.737.336.435.434.437.237.634.433.934.133.534.034.935.735.036.336.434.231.623.00.020.80.00.00.00.0

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-31
Value576405263238
Percentage of StockholdersEquity100.0100.0100.0100.0
Percentage of Assets37.337.234.135.7
Percentage of Assets srt:ParentCompany93.195.999.999.9

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-31
Value31214137314.2951315125.524-1.256-3.612-1.659-0.6439.3957.8976.2584.0843.0118.6678.6675.7773.6514.1194.0015.2142.293
Percentage of StockholdersEquity5.03.77.27.16.91.13.33.93.91.9-0.5-1.4-0.7-0.33.93.42.81.91.44.16.74.83.23.83.95.63.0
Percentage of Assets1.71.32.72.62.40.41.21.51.30.6-0.2-0.5-0.2-0.11.41.21.00.70.51.31.50.00.70.00.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-31
Value29229229128823023022922715915915815715615515515415315315315380808080808079
Percentage of StockholdersEquity46.449.850.654.150.557.556.558.452.055.260.061.263.065.065.166.868.070.973.073.061.866.470.773.477.786.5104.4
Percentage of Assets16.217.818.819.717.919.821.022.017.918.720.520.521.422.723.223.424.725.825.023.114.20.014.70.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302014-12-312013-12-31
Value0.2280.2280.2280.2270.2230.2230.2220.2220.2140.2130.2120.2120.2110.210.210.210.210.210.210.210.00.00.00.0
Percentage of StockholdersEquity0.00.00.00.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-31
Value306272243207194166162146135123106103938473686558534740342924197.297-5.676
Percentage of StockholdersEquity48.646.442.238.842.641.440.137.644.042.840.440.237.635.230.929.729.227.125.522.831.528.826.122.918.47.9-7.4
Percentage of Assets16.916.615.714.115.114.214.914.215.214.513.813.412.812.311.010.410.69.98.77.27.30.05.40.00.00.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-31
Value77100867810275647956819693755010322252428192316
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.09.28.38.712.19.78.410.98.212.214.615.012.78.315.63.90.04.50.00.00.00.0

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConsolidatedEntities

srt:ParentCompany


Cash
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value8.39514101.5021.8681.744
Percentage of CashAndCashEquivalentsAtCarryingValue10.914.713.31.83.77.1
Percentage of Assets0.51.41.30.20.30.3
Percentage of Assets srt:ParentCompany1.43.53.80.60.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value12813277786252100867810275
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.18.15.05.44.94.59.28.38.712.19.7

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value525049484636265.301
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.93.13.23.33.63.22.40.7

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

us-gaap:Building


Property
Period End2021-06-302021-03-312020-12-312020-09-30
Value31313129
Percentage of PropertyPlantAndEquipmentGross60.462.964.161.5
Percentage of Assets1.81.92.02.0
Percentage of Assets us-gaap:Building0.00.00.00.0

us-gaap:ConstructionInProgress


Property
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312018-12-31
Value1.20.2533729190.318
Percentage of PropertyPlantAndEquipmentGross2.30.581.079.874.76.0
Percentage of Assets0.10.02.92.51.80.0
Percentage of Assets us-gaap:ConstructionInProgress0.00.00.00.00.00.0

us-gaap:Equipment


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value2.8912.8612.772.7362.4442.4152.3531.95
Percentage of PropertyPlantAndEquipmentGross5.55.75.65.75.26.68.936.8
Percentage of Assets0.20.20.20.20.20.20.20.3
Percentage of Assets us-gaap:Equipment0.00.00.00.00.00.00.00.0

us-gaap:FurnitureAndFixtures


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value2.1431.7781.7312.341.6991.0251.0251.019
Percentage of PropertyPlantAndEquipmentGross4.13.53.54.83.62.83.919.2
Percentage of Assets0.10.10.10.20.10.10.10.1
Percentage of Assets us-gaap:FurnitureAndFixtures0.00.00.00.00.00.00.00.0

us-gaap:Land


Property
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value3.0683.0683.0683.0632.5
Percentage of PropertyPlantAndEquipmentGross5.96.16.26.39.4
Percentage of Assets0.20.20.20.20.2
Percentage of Assets us-gaap:Land0.00.00.00.00.0

us-gaap:LandImprovements


Property
Period End2021-06-302021-03-312020-12-312020-09-30
Value0.3260.3170.3170.276
Percentage of PropertyPlantAndEquipmentGross0.60.60.60.6
Percentage of Assets0.00.00.00.0
Percentage of Assets us-gaap:LandImprovements0.00.00.00.0

us-gaap:LeaseholdImprovements


Property
Period End2020-09-302020-06-302020-03-312019-12-312018-12-31
Value0.9840.9840.9840.9840.983
Percentage of PropertyPlantAndEquipmentGross2.02.12.73.718.5
Percentage of Assets0.10.10.10.10.1
Percentage of Assets us-gaap:LeaseholdImprovements0.00.00.00.00.0

us-gaap:Parking


Property
Period End2021-06-302021-03-312020-12-312020-09-30
Value5.0725.0725.0724.894
Percentage of PropertyPlantAndEquipmentGross9.710.010.310.1
Percentage of Assets0.30.30.30.3
Percentage of Assets us-gaap:Parking0.00.00.00.0

us-gaap:SoftwareDevelopment


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value6.0525.3934.8154.3663.7332.9992.3561.031
Percentage of PropertyPlantAndEquipmentGross11.510.79.79.08.08.28.919.4
Percentage of Assets0.30.30.30.30.30.30.20.1
Percentage of Assets us-gaap:SoftwareDevelopment0.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value4353000.03763000.03262000.04596000.04273000.04073000.03873000.03191000.0
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.20.30.30.30.40.4

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value484646434232222.11
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.72.83.03.03.32.82.10.3

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
Value600391251235
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures100.0100.0100.0100.0
Percentage of Assets38.835.932.535.2
Percentage of Assets srt:ParentCompany97.192.495.298.6

Equity Securities Fv Ni

us-gaap:EquitySecuritiesFvNi

us-gaap:EquitySecuritiesFvNi


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value150140129116107837865656457
Percentage of EquitySecuritiesFvNi100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.48.58.47.98.47.27.26.47.47.67.5

Other Assets

us-gaap:OtherAssets

us-gaap:OtherAssets


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value5249505043332320107.1113.6015.3754.0932.0872.6594.7331.662.0122.0742.2822.7371.912
Percentage of OtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.93.03.23.43.32.92.22.01.20.80.50.70.60.30.40.70.30.30.30.30.50.4

us-gaap:OtherAssets us-gaap:ConsolidatedEntities

srt:ParentCompany


Other
Period End2020-12-312019-12-312018-12-312017-12-31
Value0.290.2080.5490.164
Percentage of OtherAssets0.60.915.26.2
Percentage of Assets0.00.00.10.0
Percentage of Assets srt:ParentCompany0.00.00.20.1

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302020-12-312020-09-302020-06-302019-12-31
Value2559000.04648000.01248000.061000.00
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.00.0
Percentage of Assets0.10.30.10.00.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-31
Value6295875765344564014053903072882632572472392382312262162102091291201131091039276
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets34.935.737.336.435.434.437.237.634.433.934.133.534.034.935.735.036.336.434.231.623.00.020.80.00.00.00.0

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-31
Value576405263238
Percentage of StockholdersEquity100.0100.0100.0100.0
Percentage of Assets37.337.234.135.7
Percentage of Assets srt:ParentCompany93.195.999.999.9

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-31
Value31214137314.2951315125.524-1.256-3.612-1.659-0.6439.3957.8976.2584.0843.0118.6678.6675.7773.6514.1194.0015.2142.293
Percentage of StockholdersEquity5.03.77.27.16.91.13.33.93.91.9-0.5-1.4-0.7-0.33.93.42.81.91.44.16.74.83.23.83.95.63.0
Percentage of Assets1.71.32.72.62.40.41.21.51.30.6-0.2-0.5-0.2-0.11.41.21.00.70.51.31.50.00.70.00.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-31
Value29229229128823023022922715915915815715615515515415315315315380808080808079
Percentage of StockholdersEquity46.449.850.654.150.557.556.558.452.055.260.061.263.065.065.166.868.070.973.073.061.866.470.773.477.786.5104.4
Percentage of Assets16.217.818.819.717.919.821.022.017.918.720.520.521.422.723.223.424.725.825.023.114.20.014.70.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302014-12-312013-12-31
Value0.2280.2280.2280.2270.2230.2230.2220.2220.2140.2130.2120.2120.2110.210.210.210.210.210.210.210.00.00.00.0
Percentage of StockholdersEquity0.00.00.00.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-31
Value306272243207194166162146135123106103938473686558534740342924197.297-5.676
Percentage of StockholdersEquity48.646.442.238.842.641.440.137.644.042.840.440.237.635.230.929.729.227.125.522.831.528.826.122.918.47.9-7.4
Percentage of Assets16.916.615.714.115.114.214.914.215.214.513.813.412.812.311.010.410.69.98.77.27.30.05.40.00.00.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-09-302016-06-302015-12-31
Value228000.0222000.0212000.0210000.0210000.0210000.000
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.0

us-gaap:CommonStockValue us-gaap:ConsolidatedEntities

srt:ParentCompany


Common
Period End2020-12-312019-12-312018-12-312017-12-31
Value228000.0222000.0212000.0210000.0
Percentage of CommonStockValue100.0100.0100.0100.0
Percentage of Assets0.00.00.00.0
Percentage of Assets srt:ParentCompany0.00.10.10.1

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value2922922912882302302292271591591581571561551551541531531531538080
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets16.217.818.819.717.919.821.022.017.918.720.520.521.422.723.223.424.725.825.023.114.214.7

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value29122915815515380
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0
Percentage of Assets18.821.020.523.225.014.7

us-gaap:AdditionalPaidInCapitalCommonStock us-gaap:ConsolidatedEntities

srt:ParentCompany


Additional
Period End2020-12-312019-12-312018-12-312017-12-31
Value291229158155
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0
Percentage of Assets18.821.020.523.2
Percentage of Assets srt:ParentCompany47.054.160.065.0

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value30627224320719416616214613512310610393847368655853474029
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets16.916.615.714.115.114.214.914.215.214.513.813.412.812.311.010.410.69.98.77.27.35.4

us-gaap:RetainedEarningsAccumulatedDeficit us-gaap:ConsolidatedEntities

srt:ParentCompany


Retained
Period End2020-12-312019-12-312018-12-312017-12-31
Value24316210673
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0
Percentage of Assets15.714.913.811.0
Percentage of Assets srt:ParentCompany39.338.540.330.8

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value31214137314.2951315125.524-1.256-3.612-1.659-0.6439.3957.8976.2584.0843.0118.6678.6673.651
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.71.32.72.62.40.41.21.51.30.6-0.2-0.5-0.2-0.11.41.21.00.70.51.31.50.7

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:ConsolidatedEntities

srt:ParentCompany


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-31
Value4113-1.2569.395
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0
Percentage of Assets2.71.2-0.21.4
Percentage of Assets srt:ParentCompany6.73.2-0.53.9

Stock Issued During Period Value New Issues

us-gaap:StockIssuedDuringPeriodValueNewIssues

us-gaap:StockIssuedDuringPeriodValueNewIssues


Stock
Period End2020-09-302019-09-302016-12-31
Value56650.0
Percentage of StockIssuedDuringPeriodValueNewIssues100.0100.00.0
Percentage of Assets0.00.00.0

us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2020-09-302019-09-302016-12-31
Value56650.0
Percentage of StockIssuedDuringPeriodValueNewIssues100.0100.00.0
Percentage of Assets0.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.0

us-gaap:CommonStock


Stock
Period End2020-09-302019-09-302016-12-31
Value0.0030.0070.0
Percentage of StockIssuedDuringPeriodValueNewIssues0.00.00.0
Percentage of Assets0.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.0

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value1279000.01036000.0952000.0931000.0812000.0814000.0621000.0507000.0514000.0524000.0401000.0158000.0162000.0166000.0163000.0161000.0164000.0284000.037000.07000.05000.010000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value1279000.01036000.0952000.0931000.0812000.0814000.0621000.0507000.0514000.0524000.0401000.0158000.0162000.0166000.0163000.0161000.0164000.0284000.037000.07000.05000.010000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value1039173737259594737332527282112232515202016
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues67.766.052.860.361.974.363.961.051.746.844.946.552.842.825.349.755.736.257.760.349.4

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-103.71-33.724-77.047-120.779-68.059-113.548-49.659-116.195-60.019-4.92-13.998
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-67.8-24.4-55.3-98.6-57.8-141.3-53.5-148.3-82.7-6.8-24.6

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-4.446-2.1561.931625.5776.0114.50276-2.212-1.099-1.231
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-2.9-1.61.451.14.77.54.997.7-3.0-1.5-2.2

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-4.53551510-47.8548.177-24.74327
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-3.040.112.88.9-59.610.4-34.138.5

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value1039173737259594737332527282112232515202016
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues67.766.052.860.361.974.363.961.051.746.844.946.552.842.825.349.755.736.257.760.349.4

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value35323814305.086171213184.44811107.2875.9244.2018.4956.2816.8717.9826.0575.2574.6045.9446.6095.116
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues23.323.227.412.225.76.319.216.619.025.97.819.918.414.511.78.818.714.717.022.918.016.118.930.035.528.8

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value353214305.0861213184.44811107.2875.9244.2018.4956.2816.8717.9826.0575.2574.6045.944
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues23.323.212.225.76.316.619.025.97.819.918.414.511.78.818.714.717.022.918.016.118.930.0
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-103.71-33.724-77.047-120.779-68.059-113.548-49.659-116.195-60.019-4.92-13.998
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-67.8-24.4-55.3-98.6-57.8-141.3-53.5-148.3-82.7-6.8-24.6

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value1.6641.2823.7878.975109.2647.2166.4072.0743.9250.6510.1640.3640.0940.0760.0410.0310.0310.1890.140.1140.1220.0550.084
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-4.446-2.1561.931625.5776.0114.50276-2.212-1.099-1.231
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-2.9-1.61.451.14.77.54.997.7-3.0-1.5-2.2

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsCommonStock


Payments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value2527000.02495000.02030000.02015000.01991000.01762000.01705000.01696000.01477000.01475000.01473000.01261000.01258000.01258000.01048000.000
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-30
Value-0.218.712.6520.159-0.0110.1460.1670.1790.1530.1890.1730.2010.3340.3240.34
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value356330.0366520.0387740.0485930.0545520.0570480.0614340.0664490.0729180.0754400.0804300.0819850.0882430.0930440.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber us-gaap:AwardType

us-gaap:EmployeeStockOption


Share
Period End2020-12-312019-12-312018-12-312017-12-31
Value387740.0614340.0804300.0930440.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0

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

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-31
Value035870.01477.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.0100.0100.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-31
Value4648000.0
Percentage of DeferredTaxLiabilities100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value23171311129.294
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value3491000.01592000.0780000.0690000.0623000.0529000.0
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0

knsl:Cedingcommissions

knsl:Cedingcommissions


Cedingcommissions
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value6.0875.3554.9114.5883.4633.1833.1453.153.1142.9382.8242.7162.4642.4442.5082.4792.4662.3463.4696.4735.2185.4089.5681110
Percentage of Cedingcommissions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

knsl:Cedingcommissionsdeferred

knsl:Cedingcommissionsdeferred


Cedingcommissionsdeferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value6.996.2045.375.7463.8913.8723.0352.8243.2583.2562.9663.1232.6092.5412.4822.5192.3922.5912.0914.918-4.995-2.7915.60210-9.831
Percentage of Cedingcommissionsdeferred100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

knsl:Directcommissionsdeferred

knsl:Directcommissionsdeferred


Directcommissionsdeferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value282421211918161413121010109.3778.3988.0248.6257.887.067.1197.4486.4
Percentage of Directcommissionsdeferred100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

knsl:Otherunderwritingandpolicyacquisitioncostsdeferred

knsl:Otherunderwritingandpolicyacquisitioncostsdeferred


Otherunderwritingandpolicyacquisitioncostsdeferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value1572000.01368000.01093000.0916000.01282000.01187000.0924000.0989000.0849000.0965000.0857000.0781000.0694000.0809000.0597000.0713000.0756000.0761000.0743000.0830000.0700000.0726000.0578000.0833000.0822000.0
Percentage of Otherunderwritingandpolicyacquisitioncostsdeferred100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

knsl:PaymentsToAcquireEquitySecurities

knsl:PaymentsToAcquireEquitySecurities


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5.0013.2822.9921.84518138.748171.7621.8313.8951.5624.0313.168
Percentage of PaymentsToAcquireEquitySecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

knsl:ProceedsReceivedFromSaleOfLandAndParkingDeck

knsl:ProceedsReceivedFromSaleOfLandAndParkingDeck


Proceeds
Period End2021-06-302021-03-31
Value05000000.0
Percentage of ProceedsReceivedFromSaleOfLandAndParkingDeck0.0100.0

knsl:SalesOfShorttermAndOtherSecuritiesGrossRealizedGains

knsl:SalesOfShorttermAndOtherSecuritiesGrossRealizedGains


Sales
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value1000.00012000.000
Percentage of SalesOfShorttermAndOtherSecuritiesGrossRealizedGains100.00.00.0100.00.00.0

knsl:TransactionPriceOfSaleOfLandAndParkingDeck

knsl:TransactionPriceOfSaleOfLandAndParkingDeck


Transaction
Period End2020-12-312020-09-302020-06-302020-03-31
Value0006500000.0
Percentage of TransactionPriceOfSaleOfLandAndParkingDeck0.00.00.0100.0

knsl:Underwritingacquisitionandinsuranceexpenses

knsl:Underwritingacquisitionandinsuranceexpenses


Underwritingacquisitionandinsuranceexpenses
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-06-30
Value2928262222211918161514131212111010119.526.3026.4816.2480.031
Percentage of Underwritingacquisitionandinsuranceexpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation


Adjustments
Period End2021-06-302020-06-302019-06-30
Value2082000.01803000.0617000.0
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302020-06-302019-06-30
Value2082000.01803000.0617000.0
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0

us-gaap:AssumedPremiumsEarned

us-gaap:AssumedPremiumsEarned


Assumed
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value006000.015000.015000.016000.016000.057000.0000000009000.010000.02000.032000.037000.036000.0
Percentage of AssumedPremiumsEarned0.00.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0

us-gaap:CededPremiumsEarned

us-gaap:CededPremiumsEarned


Ceded
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value2321181915131212111010108.718.5328.5958.4978.2528.0297.9361313122225
Percentage of CededPremiumsEarned100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CededPremiumsWritten

us-gaap:CededPremiumsWritten


Ceded
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value2624192216151211121110119.098.7568.4778.5627.988.7-2.6961414-4.713152626
Percentage of CededPremiumsWritten100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:CommonStockDividendsPerShareDeclared


Common
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.110.110.090.090.090.080.080.080.080.070.070.070.07
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleRealizedGain

us-gaap:DebtSecuritiesAvailableForSaleRealizedGain


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value442000.01199000.02196000.0719000.0320000.0787000.0110000.061000.025000.0371000.019000.00189000.055000.0152000.044000.024000.0
Percentage of DebtSecuritiesAvailableForSaleRealizedGain100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleRealizedGainLoss

us-gaap:DebtSecuritiesAvailableForSaleRealizedGainLoss


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value441000.01198000.01975000.0647000.0253000.0764000.0110000.061000.025000.0292000.012000.0-6000.0185000.055000.0115000.044000.024000.0
Percentage of DebtSecuritiesAvailableForSaleRealizedGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleRealizedLoss

us-gaap:DebtSecuritiesAvailableForSaleRealizedLoss


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1000.01000.0221000.072000.067000.023000.000079000.07000.06000.04000.0037000.000
Percentage of DebtSecuritiesAvailableForSaleRealizedLoss100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.00.0100.00.00.0

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedGainLoss

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedGainLoss


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value4.58.334-11.7-2.34.18.38.63.0-2.5-1.3-6.10.31.42.8
Percentage of DebtSecuritiesAvailableForSaleUnrealizedGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredPolicyAcquisitionCostsAdditions

us-gaap:DeferredPolicyAcquisitionCostsAdditions


Deferred
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-06-30
Value22191616151211107.898.3837.6456.2186.9896.053.0313.1539.917-2.322
Percentage of DeferredPolicyAcquisitionCostsAdditions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DirectPremiumsEarned

us-gaap:DirectPremiumsEarned


Direct
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value161145135127112103958477726964595656535148464644434544
Percentage of DirectPremiumsEarned100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DirectPremiumsWritten

us-gaap:DirectPremiumsWritten


Direct
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value1941681491441341241129794847269696356555752474750424545
Percentage of DirectPremiumsWritten100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash

us-gaap:DividendsCommonStockCash


Dividends
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value2508000.02504000.02034000.02013000.02001000.01772000.01702000.01702000.01487000.01485000.01481000.01473000.01262000.01261000.01258000.01258000.01049000.0
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Dividends
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value2508000.02504000.02034000.02013000.02001000.01772000.0-1702000.01702000.01487000.01485000.01481000.01473000.01262000.01261000.01258000.01258000.01049000.0
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0-100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate


Effective
Period End2021-06-302021-03-312020-03-312018-12-312018-09-302018-06-302018-03-312018-01-01
Value021.021.00.14000.210.21
Percentage of EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate0.0100.0100.0100.00.00.0100.0100.0

us-gaap:EquitySecuritiesFvNiRealizedGainLoss

us-gaap:EquitySecuritiesFvNiRealizedGainLoss


Equity
Period End2021-06-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-137000.00016000.0124000.0-260000.0-12000.0-11000.00-11000.057000.0
Percentage of EquitySecuritiesFvNiRealizedGainLoss100.00.00.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:EquitySecuritiesFvNiRealizedLoss

us-gaap:EquitySecuritiesFvNiRealizedLoss


Equity
Period End2021-06-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value137000.0001000.0381000.0290000.016000.011000.0011000.00
Percentage of EquitySecuritiesFvNiRealizedLoss100.00.00.0100.0100.0100.0100.0100.00.0100.00.0

us-gaap:EquitySecuritiesFvNiUnrealizedGainLoss

us-gaap:EquitySecuritiesFvNiUnrealizedGainLoss


Equity
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value7.5657.0916.03113-16.1614.3390.2461.9095.895-7.131.760.094-1.2790.00.00.0
Percentage of EquitySecuritiesFvNiUnrealizedGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:IncreaseDecreaseInUnearnedPremiumsNet

us-gaap:IncreaseDecreaseInUnearnedPremiumsNet


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value-30053000.0-21257000.0-12519000.0-14004000.0-20650000.0-18292000.0-16773000.0-14131000.0-16600000.0-11576000.0-2250000.0-3648000.0-9998000.0-7030000.0-928000.0-2041000.0-6721000.0-3729000.0-11700000.0-672000.0-3878000.0-17198000.0-6729000.0-600000.0-1822000.0
Percentage of IncreaseDecreaseInUnearnedPremiumsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements us-gaap:AwardType

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:EmployeeStockOption


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-30
Value327000.0343000.0-22000.0465000.0490000.0508000.0-11000.0572000.0583000.0568000.0-4000.0602000.0593000.0581000.023000.0525000.0488000.0420000.085000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedStock


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value49000.061000.0065000.064000.061000.02000.045000.039000.026000.01000.017000.03000.02000.00000
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements15.017.8-0.014.013.112.0-18.27.96.74.6-25.02.80.50.30.00.00.00.0

us-gaap:IncurredClaimsPropertyCasualtyAndLiability

us-gaap:IncurredClaimsPropertyCasualtyAndLiability


Incurred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value7970698258535144393337322928283121221915171814108.061
Percentage of IncurredClaimsPropertyCasualtyAndLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InsuranceCommissions

us-gaap:InsuranceCommissions


Insurance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value23211918161513121110109.5178.7568.3798.3078.0017.5447.1496.8026.8396.6686.4066.6356.558
Percentage of InsuranceCommissions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeDepositsWithFinancialInstitutions

us-gaap:InterestIncomeDepositsWithFinancialInstitutions


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value9000.01000.01000.0011000.0250000.0175000.0266000.0156000.0245000.0213000.0327000.0217000.0260000.0218000.0206000.0167000.087000.041000.032000.012000.08000.04000.01000.02000.0
Percentage of InterestIncomeDepositsWithFinancialInstitutions100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeSecuritiesTaxExempt

us-gaap:InterestIncomeSecuritiesTaxExempt


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value877000.0885000.0877000.0918000.0908000.0915000.0909000.0887000.0888000.01008000.01062000.01068000.01083000.01085000.01017000.0990000.0818000.0794000.0-2711000.01606000.01524000.0406000.0-1661000.01091000.01144000.0
Percentage of InterestIncomeSecuritiesTaxExempt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeSecuritiesTaxable

us-gaap:InterestIncomeSecuritiesTaxable


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value6.1565.7295.245.3835.2594.6114.264.053.4763.0672.9262.5482.2391.7611.6491.5391.5081.5374.8660.3840.3751.3893.3610.4540.313
Percentage of InterestIncomeSecuritiesTaxable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeDividend

us-gaap:InvestmentIncomeDividend


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value953000.0869000.0958000.01100000.0879000.0575000.0643000.0406000.0566000.0521000.0645000.0445000.0512000.0412000.0459000.0287000.0185000.0110000.0139000.0101000.0118000.084000.0106000.086000.0106000.0
Percentage of InvestmentIncomeDividend100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterestAndDividend

us-gaap:InvestmentIncomeInterestAndDividend


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value7.9957.4847.0767.4017.0576.3515.9875.6095.0864.8414.8464.3884.0513.5183.3433.0222.6782.5282.3352.1232.0291.8871.811.6321.565
Percentage of InvestmentIncomeInterestAndDividend100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInvestmentExpense

us-gaap:InvestmentIncomeInvestmentExpense


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value566000.0542000.0579000.0393000.0412000.0391000.0440000.0344000.0280000.0326000.0254000.0303000.0269000.0289000.0257000.0257000.0246000.0242000.0237000.0229000.0210000.0211000.0194000.0196000.0188000.0
Percentage of InvestmentIncomeInvestmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LaborAndRelatedExpense

us-gaap:LaborAndRelatedExpense


Labor
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value1211116.69.28.86.67.37.16.84.15.35.35.04.04.24.55.04.85.14.24.53.74.23.9
Percentage of LaborAndRelatedExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1


Liability
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value3.381.018177.0112.4680.7776.7966.7283.4882.042102.2371.5180.349.4752.1321.8520.3333.2341.1820.7880.290.9510.67
Percentage of LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1


Liability
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value2027171420212017181715181517169.2557.942116.7038.6677.8935.1334.2352.971
Percentage of LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1


Liability
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value797069825853514439333732292828312122191517181410
Percentage of LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtWeightedAverageInterestRateOverTime

us-gaap:LongTermDebtWeightedAverageInterestRateOverTime


Long
Period End2021-06-302021-03-312020-12-31
Value-0.041.95-0.03
Percentage of LongTermDebtWeightedAverageInterestRateOverTime100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax


Other
Period End2021-06-302021-03-312020-06-302020-03-31
Value12-24.834-11.7
Percentage of OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax

us-gaap:OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax


Other
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-06-30
Value1742000.07180000.0-2452000.0863000.01743000.01801000.0-519000.0-270000.0-1291000.0882000.01171000.0577000.0-1000.01557000.01145000.0-1060000.0
Percentage of OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value9.583-19.6223.5236.55427-9.223-1.8033.2426.5556.782.356-1.953-1.016-4.8561.4981.6392.1741.073-5.656-0.0012.892.126-0.4680.118
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value9.583-19.6226.55427-9.2233.2426.5556.782.356-1.953-1.016-4.8561.4981.6392.1741.073-5.6560.02.892.126-0.468
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0-0.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value351000.01188000.0815000.0405000.0135000.0764000.0111000.061000.025000.0292000.018000.00185000.055000.0109000.031000.024000.0-32000.0-207000.00-26000.0387000.045000.0-4000.08000.0
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value278000.0938000.0644000.0320000.0107000.0603000.088000.049000.020000.0230000.014000.00147000.043000.070000.020000.016000.0-21000.0-135000.00-17000.0252000.029000.0-2000.05000.0
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value73000.0250000.0171000.085000.028000.0161000.023000.012000.05000.062000.04000.0038000.012000.039000.011000.08000.0-11000.0-72000.00-9000.0135000.016000.0-2000.03000.0
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value12-23.655.2748.70134-10.911-2.1724.1668.3238.8733.001-2.472-1.101-6.0922.0242.5523.3691.618-8.907-0.0024.4213.658-0.6740.177-3.022
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value9.861-18.6844.1676.87427-8.62-1.7153.2916.5757.012.37-1.953-0.869-4.8131.5681.6592.191.052-5.791-0.0012.892.378-0.4390.116-1.97
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-12-312016-09-302015-12-312015-09-30
Value2621000.0-4966000.01107000.01827000.07208000.0-2291000.0-457000.0875000.01748000.01863000.0631000.0-519000.0-232000.0-1279000.0-3116000.0-1000.0-235000.061000.0
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherExpenses

us-gaap:OtherExpenses


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value398000.0448000.0353000.01022000.0000021000.036000.047000.0107000.0014000.0027000.0402000.001098000.0523000.0486000.0460000.0511000.0468000.0517000.0
Percentage of OtherExpenses100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.00.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherUnderwritingExpense

us-gaap:OtherUnderwritingExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value1212118.93109.6249.0739.0658.1647.887.2497.0496.2276.4635.5725.4675.4146.4916.1875.9365.0315.255.3345.1044.763
Percentage of OtherUnderwritingExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForLossesAndLossAdjustmentExpense

us-gaap:PaymentsForLossesAndLossAdjustmentExpense


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value242834222322262421192520171725119.794119.9379.8498.6815.4235.1863.641
Percentage of PaymentsForLossesAndLossAdjustmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt

us-gaap:PaymentsToAcquireAvailableForSaleSecuritiesDebt


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value21010514115884146601297243246027824148156.147592540244021
Percentage of PaymentsToAcquireAvailableForSaleSecuritiesDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PremiumsWrittenGross

us-gaap:PremiumsWrittenGross


Premiums
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value19416814914413412411297948472696963565557524747504345454540
Percentage of PremiumsWrittenGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PremiumsWrittenNet

us-gaap:PremiumsWrittenNet


Premiums
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value16714413012211710899868273615760554847494450333547291818
Percentage of PremiumsWrittenNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfCommonStock

us-gaap:ProceedsFromIssuanceOfCommonStock


Proceeds
Period End2020-12-312020-08-072019-12-312019-08-122018-12-312017-12-312016-12-312016-08-022015-12-31
Value-0.003560.0650.00.0-72.841720.09
Percentage of ProceedsFromIssuanceOfCommonStock100.0100.00.0100.00.00.0100.0100.0100.0

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromLinesOfCredit


Proceeds
Period End2020-12-31
Value2.4
Percentage of ProceedsFromLinesOfCredit100.0

us-gaap:ProceedsFromLongTermLinesOfCredit

us-gaap:ProceedsFromLongTermLinesOfCredit


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.47.09.07.35.5110.00.00.0
Percentage of ProceedsFromLongTermLinesOfCredit100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value54452724221923181114121526352022261918119.3229.9017.8343.296
Percentage of ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value5630402422313.0161.0693.025282.0194.4950.03.9135.1016.220.0010.7180.00.4863.7279.3286.5613.765
Percentage of ProceedsFromSaleOfAvailableForSaleSecuritiesDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value78000.0004999000.000
Percentage of ProceedsFromSaleOfPropertyPlantAndEquipment100.00.00.0100.00.00.0

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ProceedsFromStockOptionsExercised


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value163000.0339000.01571000.0954000.0395000.0702000.0768000.0991000.0394000.0597000.0250000.0934000.079000.0545000.0109000.0968000.0000
Percentage of ProceedsFromStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountCeded

us-gaap:ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountCeded


Reinsurance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value101211194.4536.58.64.99.44.32.5155.02.93.56.9-0.62.42.83.13.44.49.41010
Percentage of ReinsuranceEffectOnClaimsAndBenefitsIncurredAmountCeded100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-31
Value3692.02406.04170.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-31
Value-20.45148.62.59
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0185.01.99043.8101.660025.0355.56
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.0100.0100.00.0100.0100.00.00.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType, us-gaap:SubsequentEventType

us-gaap:RestrictedStock, us-gaap:SubsequentEvent


Share
Period End2021-01-01
Value200.13
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-31
Value36305.04428.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod100.0100.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value5900000.0900000.0005100000.0700000.0001700000.0400000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue100.0100.00.00.0100.0100.00.00.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-31
Value-14.87101.660
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue100.0100.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1.53.619103.04.63.64.91.51.90.72.60.41.00.2
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice


Share
Period End2021-06-302021-03-31
Value016.0
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice0.0100.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice


Share
Period End2021-03-31
Value16.0
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice100.0

us-gaap:SharesPaidForTaxWithholdingForShareBasedCompensation

us-gaap:SharesPaidForTaxWithholdingForShareBasedCompensation


Shares
Period End2021-06-302020-06-302019-06-30
Value13000.012000.07000.0
Percentage of SharesPaidForTaxWithholdingForShareBasedCompensation100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesNewIssues

us-gaap:StockIssuedDuringPeriodSharesNewIssues


Stock
Period End2020-08-072020-09-302019-08-122019-09-302016-08-02
Value310500.0311000.0741750.0742000.05000000.0
Percentage of StockIssuedDuringPeriodSharesNewIssues100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardGross us-gaap:AwardType, us-gaap:SubsequentEventType

us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardGross

us-gaap:RestrictedStock, us-gaap:SubsequentEvent


Stock
Period End2021-01-01
Value3200.0
Percentage of StockIssuedDuringPeriodSharesRestrictedStockAwardGross100.0

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value7000.055000.048000.061000.048000.061000.078000.043000.015000.058000.097000.036000.07000.0
Percentage of StockIssuedDuringPeriodSharesShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised


Stock
Period End2021-06-302021-03-31
Value10194.021214.0
Percentage of StockIssuedDuringPeriodSharesStockOptionsExercised100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensationGross

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensationGross


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value163000.0339000.0954000.0395000.0702000.0990000.0394000.0598000.0250000.0934000.079000.0545000.0109000.0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensationGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensationGross us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value163000.0339000.0953000.0395000.0701000.0989000.0393000.0597000.0250000.0933000.078000.0545000.0109000.0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensationGross100.0100.099.9100.099.999.999.799.8100.099.998.7100.0100.0

us-gaap:CommonStock


Stock
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1000.001000.01000.01000.01000.001000.01000.000
Percentage of StockIssuedDuringPeriodValueShareBasedCompensationGross0.10.00.10.10.30.20.00.11.30.00.0

us-gaap:SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense

us-gaap:SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense


Supplemental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value887773856156524540403834323027342527231920201512
Percentage of SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense us-gaap:LiabilityForCatastropheClaimsByCatastrophicEvent

us-gaap:Catastrophe


Supplemental
Period End2020-12-31
Value6.1
Percentage of SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense8.4

us-gaap:SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense

us-gaap:SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense


Supplemental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value-9.135-7.073-3.71-3.003-3.616-3.009-1.073-0.534-1.42-6.396-1.337-2.2-2.2-1.30.551-2.895-3.832-5.10421-3.459-2.684-2.72317
Percentage of SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense us-gaap:ShortdurationInsuranceContractsAccidentYear

us-gaap:ShortDurationInsuranceContractAccidentYear2019


Supplemental
Period End2020-12-312020-09-30
Value-2.7-2.8
Percentage of SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense72.893.2

us-gaap:ShortDurationInsuranceContractAccidentYear2020


Supplemental
Period End2021-06-302021-03-31
Value-12.3-9.5
Percentage of SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense134.6134.3

dei:EntityCommonStockSharesOutstanding

dei:EntityCommonStockSharesOutstanding


Entity
Period End2021-07-232021-04-232021-02-182020-10-23
Value22222222
Percentage of EntityCommonStockSharesOutstanding100.0100.0100.0100.0

knsl:AvailableForSaleSecuritiesPercentageOfSecuritiesWithRatingsOfAMinusOrBetter us-gaap:FinancialInstrument

knsl:AvailableForSaleSecuritiesPercentageOfSecuritiesWithRatingsOfAMinusOrBetter

us-gaap:DebtSecurities


Available
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
Value80.078.381.681.60.890.8790.8590.8540.8640.8630.8950.911
Percentage of AvailableForSaleSecuritiesPercentageOfSecuritiesWithRatingsOfAMinusOrBetter100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

knsl:DeferredTaxAssetsTaxDeferredExpenseOrganizationalCosts

knsl:DeferredTaxAssetsTaxDeferredExpenseOrganizationalCosts


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value128000.0162000.0196000.0230000.01513000.01704000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseOrganizationalCosts100.0100.0100.0100.0100.0100.0

knsl:Deferredtaxliabilitiesunrealizedgainsonequitysecurities

knsl:Deferredtaxliabilitiesunrealizedgainsonequitysecurities


Deferredtaxliabilitiesunrealizedgainsonequitysecurities
Period End2020-12-312019-12-312018-12-312017-12-31
Value6552000.02995000.0374000.01759000.0
Percentage of Deferredtaxliabilitiesunrealizedgainsonequitysecurities100.0100.0100.0100.0

knsl:FairValueOfFixedMaturitiesForWhichCompanyReceivedBrokerQuote us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

knsl:FairValueOfFixedMaturitiesForWhichCompanyReceivedBrokerQuote

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:ResidentialMortgageBackedSecurities


Fair
Period End2020-09-30
Value1200000.0
Percentage of FairValueOfFixedMaturitiesForWhichCompanyReceivedBrokerQuote100.0

knsl:FairValueOfFixedMaturitiesForWhichCompanyUsedTransactionPrice us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

knsl:FairValueOfFixedMaturitiesForWhichCompanyUsedTransactionPrice

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:ResidentialMortgageBackedSecurities


Fair
Period End2020-09-30
Value3200000.0
Percentage of FairValueOfFixedMaturitiesForWhichCompanyUsedTransactionPrice100.0

knsl:Payableforinvestmentspurchased

knsl:Payableforinvestmentspurchased


Payableforinvestmentspurchased
Period End2021-06-302021-03-312020-09-302018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value281320107.71.81.08.53.00.80.619120.0
Percentage of Payableforinvestmentspurchased100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

knsl:ReinsuranceRecoverablesOnUnpaidLossesNet

knsl:ReinsuranceRecoverablesOnUnpaidLossesNet


Reinsurance
Period End2020-09-30
Value85
Percentage of ReinsuranceRecoverablesOnUnpaidLossesNet100.0

knsl:Transitionadjustmentforlossdiscounting

knsl:Transitionadjustmentforlossdiscounting


Transitionadjustmentforlossdiscounting
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1281000.01537000.02060000.03524000.00
Percentage of Transitionadjustmentforlossdiscounting100.0100.0100.0100.00.0

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value116.50213109.9367.528129.8847.6554.847.095.7264.233.176.5195.9474.9863.3998.7526.2394.877.41
Percentage of AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent us-gaap:ConsolidatedEntities

srt:ParentCompany


Accounts
Period End2020-12-312019-12-312018-12-312017-12-31
Value0.3020.260.3080.236
Percentage of AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent2.22.14.33.6

us-gaap:AccruedInvestmentIncomeReceivable

us-gaap:AccruedInvestmentIncomeReceivable


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value7070000.06639000.06637000.06245000.06174000.05499000.04743000.04106000.03972000.03587000.03783000.03711000.03343000.03200000.03077000.03012000.02522000.02500000.02293000.01833000.01897000.01844000.0
Percentage of AccruedInvestmentIncomeReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsHeldByInsuranceRegulators

us-gaap:AssetsHeldByInsuranceRegulators


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-312016-09-302015-12-31
Value6800000.06800000.06900000.07000000.06900000.06900000.06900000.06900000.06900000.06900000.06900000.06900000.06900000.07100000.07000000.07400000.07200000.0
Percentage of AssetsHeldByInsuranceRegulators100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312016-09-302015-12-31
Value4033504741201718147.5282.8827.5563.699
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3.7353.9514.234.1396.9162.1122.933.9122.9950.9120.252
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax9.311.98.38.716.710.417.221.220.612.18.7

us-gaap:CommercialMortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value3.4142.5374.8864.7391.658
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax8.57.79.69.99.7

us-gaap:CorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value16122119175.8494.7364.6313.5721.6760.264
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax41.438.343.141.743.528.827.825.024.622.39.2

us-gaap:ResidentialMortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.8933.5624.9384.7194.53.5271.8191.961.6260.7740.354
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax7.210.89.79.910.917.410.710.611.210.312.3

us-gaap:USStatesAndPoliticalSubdivisions


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value13101414118.837.5427.996.3444.1642.01
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax33.731.329.229.828.943.544.343.243.655.369.7

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312016-09-302015-12-31
Value2.9597.9360.7032.2244.095172.3141.4971.6462.9326.8680.4363.05
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.0860.070.3821.3282.7637.820.710.4780.4850.8411.522
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax2.90.954.359.767.545.230.731.929.528.722.2

us-gaap:CommercialMortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value0.0740.230.0270.0880.239
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax2.52.93.84.010.3

us-gaap:CorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.0013.4280.0860.71.127.4180.2550.1940.2290.311.401
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax33.843.212.231.527.442.911.013.013.910.620.4

us-gaap:ResidentialMortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.5942.4780.1410.0510.181.3420.3880.6360.931.7272.65
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax53.931.220.12.34.47.816.842.556.558.938.6

us-gaap:USStatesAndPoliticalSubdivisions


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.2041.730.0670.0570.0150.7020.9610.1890.0020.0541.294
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax6.921.89.52.60.44.141.512.60.11.818.8

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value118710741031979856815714699577536514514472465422413389399413391370326
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value274255236225261232195190175164151
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis23.123.823.023.130.628.527.427.230.430.729.4

us-gaap:CommercialMortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value6062666254
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis5.15.86.46.47.6

us-gaap:CorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value41233329431727725518017712510897
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis34.731.028.632.532.431.425.225.421.820.319.0

us-gaap:ResidentialMortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value228217217162137153172185150136110
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis19.320.221.116.616.018.824.126.526.025.521.5

us-gaap:USStatesAndPoliticalSubdivisions


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value211205216210178173166145125126153
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis17.819.121.021.520.921.323.320.821.823.529.9

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value198171156169
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value207177169181
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value168124107112
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value175131115120
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value248231231237
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value261236246251
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value8.02411159.043
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value8.10311159.192
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value274255236225261232195190175164151151125
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommercialMortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value60626662
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost21.924.527.927.6

us-gaap:ResidentialMortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value228217217162137153172185150136110109105
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost83.485.092.071.852.466.188.197.385.783.373.372.284.2

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value278259240228265227197193177164149150124
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommercialMortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-30
Value63647067
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue22.825.029.529.3

us-gaap:ResidentialMortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value230218222166141155173186150135108106102
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue82.884.292.573.053.268.787.896.284.982.772.370.682.8

us-gaap:AvailableForSaleSecuritiesDebtSecurities

us-gaap:AvailableForSaleSecuritiesDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value1224109910811024893818729716590540510508467462425415390397411398378327
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value278259240228265227197193177164149
Percentage of AvailableForSaleSecuritiesDebtSecurities22.723.622.222.329.827.727.127.130.130.429.4

us-gaap:CommercialMortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value6364706756
Percentage of AvailableForSaleSecuritiesDebtSecurities5.25.96.66.57.7

us-gaap:CorporateDebtSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value42834231633729425418418212911096
Percentage of AvailableForSaleSecuritiesDebtSecurities35.031.229.332.932.931.025.325.421.920.419.0

us-gaap:ResidentialMortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value230218222166141155173186150135108
Percentage of AvailableForSaleSecuritiesDebtSecurities18.819.920.616.315.819.023.826.025.625.121.2

us-gaap:USStatesAndPoliticalSubdivisions


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value224214230224190181172153131130154
Percentage of AvailableForSaleSecuritiesDebtSecurities18.319.521.321.921.322.223.721.422.424.130.3

us-gaap:CommonStockValueOutstanding

us-gaap:CommonStockValueOutstanding


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value228000.0228000.0228000.0227000.0223000.0223000.0222000.0222000.0214000.0213000.0212000.0212000.0211000.0210000.0210000.0210000.0210000.0210000.0210000.0
Percentage of CommonStockValueOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtIssuanceCostsLineOfCreditArrangementsNet

us-gaap:DebtIssuanceCostsLineOfCreditArrangementsNet


Debt
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value400000.0400000.0400000.0500000.0600000.0
Percentage of DebtIssuanceCostsLineOfCreditArrangementsNet100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value132224232322737592110128
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value9.40317232323214631322925
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger69.175.898.998.898.898.763.742.435.427.220.1

us-gaap:ResidentialMortgageBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value4.2125.5430.2660.2790.2760.2822437535855
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger30.924.21.11.21.21.333.950.357.353.043.4

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value69000.0109000.0245000.0485000.0869000.02230000.0651000.0923000.01414000.02344000.04366000.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value24000.054000.0233000.0476000.0851000.02212000.0407000.0348000.0290000.0309000.0505000.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss34.849.595.198.197.999.262.537.720.513.211.6

us-gaap:ResidentialMortgageBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value45000.055000.012000.09000.018000.018000.0240000.0506000.0922000.01686000.02495000.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss65.250.54.91.92.10.836.954.865.271.957.1

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions


Debt
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312018-12-31
Value7.011.012.012.051.065.079.0118.0158.0
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2833011191711343081261115582222
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value57255782861273735416093
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months20.58.348.248.164.241.229.931.473.572.641.9

us-gaap:CommercialMortgageBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value9.6599.5564.9716.74716
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months3.43.24.13.913.0

us-gaap:CorporateDebtSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value741143.829483210422229.7162.31362
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months26.438.23.228.124.533.817.819.817.42.827.9

us-gaap:ResidentialMortgageBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1271134624125236415.0592024
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months45.037.639.114.39.517.129.337.29.124.611.0

us-gaap:USStatesAndPoliticalSubdivisions


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value13386.4129.5982.0072428120.00.042
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months4.812.85.45.61.57.923.011.60.00.019.2

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.897.8270.4581.7393.226151.6630.5740.2320.5882.502
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.0620.0160.1490.8521.9125.6080.3030.130.1950.5321.017
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss2.10.232.549.059.337.318.222.684.190.540.6

us-gaap:CommercialMortgageBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value0.0740.230.0270.0880.224
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss2.62.95.95.113.5

us-gaap:CorporateDebtSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.0013.4280.0860.71.127.4180.2510.1260.0290.0150.89
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss34.643.818.840.334.749.315.122.012.52.635.6

us-gaap:ResidentialMortgageBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.5492.4230.1290.0420.1621.3240.1480.130.0080.0410.155
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss53.631.028.22.45.08.88.922.63.47.06.2

us-gaap:USStatesAndPoliticalSubdivisions


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.2041.730.0670.0570.0150.7020.9610.1880.00.00.44
Percentage of DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss7.122.114.63.30.54.757.832.80.00.017.6

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value296324143195158330199187148193350
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPosition us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value67428110610914884667390118
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition22.713.156.754.369.345.142.335.849.746.633.9

us-gaap:CommercialMortgageBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value9.6599.5564.9716.74718
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition3.32.93.53.49.5

us-gaap:CorporateDebtSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value741143.82948321042327151474
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition25.235.52.724.720.831.512.014.610.17.521.1

us-gaap:ResidentialMortgageBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value131118472412526179587880
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition44.336.632.812.78.216.031.042.539.240.822.9

us-gaap:USStatesAndPoliticalSubdivisions


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value13386.4129.5982.0072429131.4259.75677
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPosition4.611.94.54.91.37.414.77.11.05.122.0

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2.9597.9360.7032.2244.095172.3141.4971.6462.96.9
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.0860.070.3821.3282.7637.820.710.4780.4850.8411.522
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss2.90.954.359.767.545.230.731.929.529.022.1

us-gaap:CommercialMortgageBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value0.0740.230.0270.0880.239
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss2.52.93.84.010.3

us-gaap:CorporateDebtSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.0013.4280.0860.71.127.4180.2550.1940.2290.311.401
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss33.843.212.231.527.442.911.013.013.910.720.3

us-gaap:ResidentialMortgageBackedSecurities


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1.5942.4780.1410.0510.181.3420.3880.6360.931.7272.65
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss53.931.220.12.34.47.816.842.556.559.638.4

us-gaap:USStatesAndPoliticalSubdivisions


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.2041.730.0670.0570.0150.7020.9610.1890.0020.0541.294
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss6.921.89.52.60.44.141.512.60.11.918.8

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions

us-gaap:DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions


Debt
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312018-12-31
Value121.0167.060.0106.0137.0120.0101.0152.0317.0
Percentage of DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxAssetsNet


Deferred
Period End2021-03-312020-06-302020-03-312019-12-31
Value608000.009869000.03374000.0
Percentage of DeferredIncomeTaxAssetsNet100.00.0100.0100.0

us-gaap:DeferredIncomeTaxAssetsNet us-gaap:ConsolidatedEntities

srt:ParentCompany


Deferred
Period End2020-12-312019-12-31
Value587000.0519000.0
Percentage of DeferredIncomeTaxAssetsNet0.015.4

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value28136.6549.3225.7282.472
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0

us-gaap:DeferredPolicyAcquisitionCosts

us-gaap:DeferredPolicyAcquisitionCosts


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-06-30
Value383431302826232118161414141211111110105.5585.5155.3050.0-4.05
Percentage of DeferredPolicyAcquisitionCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value27181412129.823
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value3833000.01497000.0708000.0645000.0476000.0365000.0
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value126000.0256000.0753000.0431000.0438000.0319000.0
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-31
Value865000.0765000.0557000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value649000.0570000.0551000.0449000.0693000.0731000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value118.1996.8547.0014.5283.143
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsUnearnedPremiumsReserve

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsUnearnedPremiumsReserve


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value9942000.07193000.04711000.03748000.05308000.02967000.0
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsUnearnedPremiumsReserve100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesDeferredExpenseDeferredPolicyAcquisitionCost

us-gaap:DeferredTaxLiabilitiesDeferredExpenseDeferredPolicyAcquisitionCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value6701000.04949000.03108000.02473000.03553000.00
Percentage of DeferredTaxLiabilitiesDeferredExpenseDeferredPolicyAcquisitionCost100.0100.0100.0100.0100.00.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value743000.0743000.0743000.0743000.01238000.01238000.0
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value229000.0362000.0369000.0207000.0317000.0275000.0
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesOtherComprehensiveIncome

us-gaap:DeferredTaxLiabilitiesOtherComprehensiveIncome


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value103.090.00.616
Percentage of DeferredTaxLiabilitiesOtherComprehensiveIncome100.0100.00.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-31
Value2433000.010000.0
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0

us-gaap:DividendsPayableAmountPerShare us-gaap:Dividends, us-gaap:SubsequentEventType

us-gaap:DividendsPayableAmountPerShare

us-gaap:DividendDeclared, us-gaap:SubsequentEvent


Dividends
Period End2021-02-11
Value0.11
Percentage of DividendsPayableAmountPerShare100.0

us-gaap:DueFromAffiliates us-gaap:ConsolidatedEntities

us-gaap:DueFromAffiliates

srt:ParentCompany


Due
Period End2020-12-312019-12-312018-12-312017-12-31
Value7.792161.0010.665
Percentage of DueFromAffiliates100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

us-gaap:RestrictedStock


Employee
Period End2021-06-302021-03-312020-09-30
Value11139.2
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions

us-gaap:RestrictedStock


Employee
Period End2020-12-312019-12-312018-12-31
Value8300000.06500000.03900000.0
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions100.0100.0100.0

us-gaap:EquitySecuritiesFvNiCost

us-gaap:EquitySecuritiesFvNiCost


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value105102989896856456565656
Percentage of EquitySecuritiesFvNiCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue

us-gaap:FairValueMeasurementsRecurring


Fair
Period End2020-09-30
Value4444000.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue100.0

us-gaap:IncomeTaxReceivable

us-gaap:IncomeTaxReceivable


Income
Period End2020-12-312018-12-312017-12-31
Value1200000.0800000.0800000.0
Percentage of IncomeTaxReceivable100.0100.0100.0

us-gaap:IncomeTaxReceivable us-gaap:ConsolidatedEntities

srt:ParentCompany


Income
Period End2020-12-312019-12-312018-12-312017-12-31
Value1177000.00787000.0805000.0
Percentage of IncomeTaxReceivable98.10.098.4100.6

us-gaap:Investments

us-gaap:Investments


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value13751239121111401001902807782655605567569526517479458431420429416402344
Percentage of Investments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:InvestmentsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-09-302015-12-31
Value11310698858059544546433941403643303017
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-09-302015-12-31
Value1262113311131050920843753736609561528527486481435399386326
Percentage of InvestmentsFairValueDisclosure1114.81069.51135.61227.41137.21425.51380.21607.91310.51277.31334.31259.41214.01316.31002.41309.81279.01847.3

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring


Investments
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-09-302015-12-31
Value4.4440.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of InvestmentsFairValueDisclosure5.20.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

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


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value113106988579595445464338413934
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.098.699.899.899.899.899.798.598.598.579.1

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring, us-gaap:ExchangeTradedFunds


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value113106988579595445464338413934
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.098.699.899.899.899.899.798.598.598.579.1

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


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value3734313028242320192018201819
Percentage of InvestmentsFairValueDisclosure33.232.132.235.534.741.443.744.142.047.047.348.146.945.4

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:NonredeemablePreferredStock


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value3734313028242320192018201819
Percentage of InvestmentsFairValueDisclosure33.232.132.235.534.741.443.744.142.047.047.348.146.945.4

us-gaap:InvestmentsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312016-09-302015-12-31
Value13751239121111401001902807782655605567569526517479429416344
Percentage of InvestmentsFairValueDisclosure1214.81169.51235.61332.61237.21525.51480.21707.91410.51377.31434.31359.41314.01416.31102.41409.81379.01947.3

us-gaap:InvestmentsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsRecurring, us-gaap:EquitySecurities


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value150140129116107837865656457615854
Percentage of InvestmentsFairValueDisclosure133.2132.1132.2135.5133.3141.3143.5143.9141.7146.7145.7146.7145.4124.5

us-gaap:FairValueMeasurementsRecurring, us-gaap:ExchangeTradedFunds


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value113106988579595445464338413934
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.098.699.899.899.899.899.798.598.598.579.1

us-gaap:FairValueMeasurementsRecurring, us-gaap:NonredeemablePreferredStock


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value3734313028242320192018201819
Percentage of InvestmentsFairValueDisclosure33.232.132.235.534.741.443.744.142.047.047.348.146.945.4

us-gaap:LiabilityForClaimsAndClaimsAdjustmentExpense

us-gaap:LiabilityForClaimsAndClaimsAdjustmentExpense


Liability
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value753688636603525491460429407385369365344328315310284273264253245235219202185162
Percentage of LiabilityForClaimsAndClaimsAdjustmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet


Liability
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-31
Value6495935525174574223903653453273133022912782672642442321941751691611241141079156
Percentage of LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCredit

us-gaap:LineOfCredit


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value42424240332416110.0
Percentage of LineOfCredit100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:LineOfCredit us-gaap:ConsolidatedEntities

srt:ParentCompany


Line
Period End2020-12-312019-12-31
Value4216
Percentage of LineOfCredit100.0100.0

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwards

us-gaap:StateAndLocalJurisdiction


Operating
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value80311413129.4
Percentage of OperatingLossCarryforwards100.0100.0100.0100.0100.0100.0

us-gaap:OtherLiabilities

us-gaap:OtherLiabilities


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
Value28200.1182020220.977197.29270.02107.712.931.0888.5034.0684.5240.69121130.737
Percentage of OtherLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherLiabilities us-gaap:ConsolidatedEntities

srt:ParentCompany


Other
Period End2020-12-312019-12-312018-12-312017-12-31
Value0.0620.0420.0190.0
Percentage of OtherLiabilities52.54.395.00.0

us-gaap:PremiumsAndOtherReceivablesNet

us-gaap:PremiumsAndOtherReceivablesNet


Premiums
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-06-302015-12-31
Value655548475042343334302422242219191918161615
Percentage of PremiumsAndOtherReceivablesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PremiumsReceivableAllowanceForDoubtfulAccounts

us-gaap:PremiumsReceivableAllowanceForDoubtfulAccounts


Premiums
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value3100000.02700000.02600000.02100000.02000000.02100000.0
Percentage of PremiumsReceivableAllowanceForDoubtfulAccounts100.0100.0100.0100.0100.0100.0

us-gaap:PremiumsReceivableAtCarryingValue

us-gaap:PremiumsReceivableAtCarryingValue


Premiums
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-09-302015-12-31
Value48342419161515
Percentage of PremiumsReceivableAtCarryingValue100.0100.0100.0100.0100.0100.0100.0

us-gaap:PrepaidReinsurancePremiums

us-gaap:PrepaidReinsurancePremiums


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value29262422191816161716161514141313131413242339
Percentage of PrepaidReinsurancePremiums100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PrepaidReinsurancePremiums us-gaap:CededCreditRisk

knsl:CreditRiskReinsurerFive


Prepaid
Period End2020-12-31
Value2.3
Percentage of PrepaidReinsurancePremiums9.5

knsl:CreditRiskReinsurerFour


Prepaid
Period End2020-12-31
Value2.4
Percentage of PrepaidReinsurancePremiums9.9

knsl:CreditRiskReinsurerOne


Prepaid
Period End2020-12-31
Value6.1
Percentage of PrepaidReinsurancePremiums25.1

knsl:CreditRiskReinsurerThree


Prepaid
Period End2020-12-31
Value2.7
Percentage of PrepaidReinsurancePremiums11.1

knsl:CreditRiskReinsurerTwo


Prepaid
Period End2020-12-31
Value4.0
Percentage of PrepaidReinsurancePremiums16.5

us-gaap:ReinsurancePayable

us-gaap:ReinsurancePayable


Reinsurance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value2015121114107.1515.6976.7695.5324.5655.3133.7113.2443.2263.5533.2463.3164.093.9144.1353.833
Percentage of ReinsurancePayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments

us-gaap:ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments


Reinsurance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value10494838568696963615755635349484539407077757495877770
Percentage of ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments us-gaap:ProductOrService

knsl:Casualtyclaimsmade


Reinsurance
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value619.8527.6177.09212
Percentage of ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments73.014.113.814.718.0

knsl:Casualtyoccurrence


Reinsurance
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1156463952
Percentage of ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments14.181.484.281.174.9

us-gaap:PropertyInsuranceProductLine


Reinsurance
Period End2020-12-312019-12-312018-12-312017-12-31
Value103.1191.1332.018
Percentage of ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments12.94.52.04.2

us-gaap:ReinsuranceRecoverablesOnPaidAndUnpaidLosses

us-gaap:ReinsuranceRecoverablesOnPaidAndUnpaidLosses


Reinsurance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value105969388737172656559566454504946394070
Percentage of ReinsuranceRecoverablesOnPaidAndUnpaidLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReinsuranceRecoverablesOnPaidAndUnpaidLosses us-gaap:CededCreditRisk

knsl:CreditRiskReinsurerFive


Reinsurance
Period End2020-12-31
Value6.5
Percentage of ReinsuranceRecoverablesOnPaidAndUnpaidLosses7.0

knsl:CreditRiskReinsurerFour


Reinsurance
Period End2020-12-31
Value8.6
Percentage of ReinsuranceRecoverablesOnPaidAndUnpaidLosses9.2

knsl:CreditRiskReinsurerOne


Reinsurance
Period End2020-12-31
Value26
Percentage of ReinsuranceRecoverablesOnPaidAndUnpaidLosses28.2

knsl:CreditRiskReinsurerThree


Reinsurance
Period End2020-12-31
Value11
Percentage of ReinsuranceRecoverablesOnPaidAndUnpaidLosses12.8

knsl:CreditRiskReinsurerTwo


Reinsurance
Period End2020-12-31
Value19
Percentage of ReinsuranceRecoverablesOnPaidAndUnpaidLosses21.1

us-gaap:ReinsuranceRecoverablesOnPaidLossesGross

us-gaap:ReinsuranceRecoverablesOnPaidLossesGross


Reinsurance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value1233000.01372000.09485000.02612000.04403000.02300000.02800000.01600000.03900000.01700000.01400000.01400000.01000000.01000000.01400000.0500000.0100000.0300000.0100000.0100000.0200000.0200000.0
Percentage of ReinsuranceRecoverablesOnPaidLossesGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:RestrictedStock


Share
Period End2020-12-312019-12-31
Value108390.0122720.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value132.15119.2297.495.7694.4868.9767.0166.9866.9753.7552.9852.9852.990
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-312020-09-30
Value97431.0137430.0108390.0111080.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber

us-gaap:EmployeeStockOption


Share
Period End2020-12-31
Value387740.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:EmployeeStockOption


Share
Period End2020-12-31
Value16.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue


Share
Period End2021-06-302021-03-312020-09-30
Value535484
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue us-gaap:AwardType

us-gaap:EmployeeStockOption


Share
Period End2020-12-31
Value71
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber


Share
Period End2021-06-302021-03-312020-09-30
Value356330.0366520.0485930.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber100.0100.0100.0

us-gaap:SharePrice

us-gaap:SharePrice


Share
Period End2020-08-072019-08-122017-05-172016-12-062016-08-022016-07-28
Value190.093.033.027.516.016.0
Percentage of SharePrice100.0100.0100.0100.0100.0100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1


Sharebased
Period End2021-06-302021-03-312020-09-30
Value535484
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1100.0100.0100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1 us-gaap:AwardType

us-gaap:EmployeeStockOption


Sharebased
Period End2020-12-31
Value71
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue10.0

us-gaap:ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet us-gaap:ProductOrService

us-gaap:ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet

knsl:Casualtyclaimsmade


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value6957412818
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet100.0100.0100.0100.0100.0

knsl:Casualtyoccurrence


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2491921368247
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet359.7334.0331.3291.7252.6

us-gaap:PropertyInsuranceProductLine


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value59372515
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet86.364.462.554.0

us-gaap:ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet us-gaap:ProductOrService, us-gaap:ShortdurationInsuranceContractsAccidentYear

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractAccidentYear2019


Shortduration
Period End2020-12-312019-12-31
Value6.0052.487
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet8.64.3

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractAccidentYear2020


Shortduration
Period End2020-12-31
Value1.002
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet1.4

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractsAccidentYear2017


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value108.2524.8970.34
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet15.114.311.91.2

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractsAccidentYear2018


Shortduration
Period End2020-12-312019-12-312018-12-31
Value8.9315.030.507
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet12.98.71.2

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2011


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value3.1043.1043.0653.0423.0423.0442.1161.3921.0370.139
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet4.55.47.410.716.30.00.00.00.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2012


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value1.9461.9461.9461.8821.091.0240.8770.4750.153
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet2.83.44.76.65.80.00.00.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2013


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value5.6125.4825.4395.325.074.4361.9150.499
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet8.19.513.218.727.20.00.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2014


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value9.4919.4158.296.3845.0391.8650.435
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet13.716.320.122.527.00.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2015


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value11119.2387.5622.3970.109
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet16.619.722.526.612.80.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2016


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value119.8396.9073.0151.158
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet16.417.016.810.66.2

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractAccidentYear2019


Shortduration
Period End2020-12-312019-12-31
Value163.944
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet24.06.8

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractAccidentYear2020


Shortduration
Period End2020-12-31
Value2.4
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet3.5

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractsAccidentYear2017


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value37229.3521.581
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet54.338.822.75.6

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractsAccidentYear2018


Shortduration
Period End2020-12-312019-12-312018-12-31
Value22102.638
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet32.919.06.4

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2011


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value8.7458.6938.516.8686.3634.5753.7882.5191.5960.207
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet12.615.020.724.234.10.00.00.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2012


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value2120191614117.854.4410.757
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet30.835.847.158.077.10.00.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2013


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value29282621147.9574.4691.099
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet42.648.964.975.279.80.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2014


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value343123178.4893.0810.698
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet49.453.757.861.945.50.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2015


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value413728121.6320.475
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet60.165.269.044.78.70.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2016


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3428176.0151.099
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet49.650.141.921.25.9

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractAccidentYear2019


Shortduration
Period End2020-12-312019-12-31
Value129.852
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet18.117.0

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractAccidentYear2020


Shortduration
Period End2020-12-31
Value19
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet28.6

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractsAccidentYear2017


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value1111119.938
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet16.720.127.335.0

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractsAccidentYear2018


Shortduration
Period End2020-12-312019-12-312018-12-31
Value12119.132
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet18.120.222.2

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortdurationInsuranceContractsAccidentYear2016


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3.273.2653.2653.2571.867
Percentage of ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet4.75.77.911.510.0

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearEight us-gaap:ProductOrService

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearEight

knsl:Casualtyclaimsmade


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value1.00.0020.0040
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearEight100.0100.0100.00.0

knsl:Casualtyoccurrence


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value9.10.1110.1410.085
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearEight910.05550.03525.00.0

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearFive us-gaap:ProductOrService

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearFive

knsl:Casualtyclaimsmade


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value13.60.2040.2130.2190.274
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearFive100.0100.0100.0100.0100.0

knsl:Casualtyoccurrence


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value13.80.1830.190.1980.206
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearFive101.589.789.290.475.2

us-gaap:PropertyInsuranceProductLine


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value0.20.00400
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearFive1.52.00.00.0

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearFour us-gaap:ProductOrService

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearFour

knsl:Casualtyclaimsmade


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value14.40.1250.110.1040.094
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearFour100.0100.0100.0100.0100.0

knsl:Casualtyoccurrence


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value20.20.190.1950.180.173
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearFour140.3152.0177.3173.1184.0

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearNine us-gaap:ProductOrService

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearNine

knsl:Casualtyclaimsmade


Shortduration
Period End2020-12-312019-12-312018-12-31
Value0.60.0060
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearNine100.0100.00.0

knsl:Casualtyoccurrence


Shortduration
Period End2020-12-312019-12-312018-12-31
Value2.50.0510.083
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearNine416.7850.00.0

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearOne us-gaap:ProductOrService

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearOne

knsl:Casualtyclaimsmade


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value4.90.0450.040.0410.038
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearOne100.0100.0100.0100.0100.0

knsl:Casualtyoccurrence


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2.50.0240.0230.0230.023
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearOne51.053.357.556.160.5

us-gaap:PropertyInsuranceProductLine


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value66.90.7030.6020.679
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearOne1365.31562.21505.01656.1

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearSeven us-gaap:ProductOrService

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearSeven

knsl:Casualtyclaimsmade


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1.10.0090.00900.001
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearSeven100.0100.0100.00.0100.0

knsl:Casualtyoccurrence


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value7.60.0630.0720.0440.03
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearSeven690.9700.0800.00.03000.0

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearSix us-gaap:ProductOrService

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearSix

knsl:Casualtyclaimsmade


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value10.10.0950.0890.105-0.003
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearSix100.0100.0100.0100.0100.0

knsl:Casualtyoccurrence


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value13.80.1210.1120.1010.107
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearSix136.6127.4125.896.2-3566.7

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearTen us-gaap:ProductOrService

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearTen

knsl:Casualtyoccurrence


Shortduration
Period End2020-12-312019-12-31
Value0.60
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearTen100.00.0

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearThree us-gaap:ProductOrService

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearThree

knsl:Casualtyclaimsmade


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value24.30.2530.2550.2410.232
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearThree100.0100.0100.0100.0100.0

knsl:Casualtyoccurrence


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value14.80.1370.1350.1280.119
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearThree60.954.252.953.151.3

us-gaap:PropertyInsuranceProductLine


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value3.60.0590.0490.049
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearThree14.823.319.220.3

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearTwo us-gaap:ProductOrService

us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearTwo

knsl:Casualtyclaimsmade


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value21.20.2020.1960.1770.171
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearTwo100.0100.0100.0100.0100.0

knsl:Casualtyoccurrence


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value10.30.0990.1020.1020.108
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearTwo48.649.052.057.663.2

us-gaap:PropertyInsuranceProductLine


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value23.30.2210.3830.296
Percentage of ShortdurationInsuranceContractsHistoricalClaimsDurationYearTwo109.9109.4195.4167.2

us-gaap:ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet us-gaap:ProductOrService, us-gaap:ShortdurationInsuranceContractsAccidentYear

us-gaap:ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractAccidentYear2019


Shortduration
Period End2020-12-312019-12-31
Value1727
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet100.0100.0

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractAccidentYear2020


Shortduration
Period End2020-12-31
Value48
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet279.8

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractsAccidentYear2017


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value3.7035.0249.00315
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet21.218.30.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractsAccidentYear2018


Shortduration
Period End2020-12-312019-12-312018-12-31
Value7.2751019
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet41.639.90.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2011


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value0.0730.1020.1330.1990.322
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet0.40.40.00.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2012


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value0.190.2610.3680.5760.917
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet1.11.00.00.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2013


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value0.4650.6291.0071.5192.643
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet2.72.30.00.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2014


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value0.8241.2391.9633.2475.271
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet4.74.50.00.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2015


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1.3782.0243.3755.4125.038
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet7.97.40.00.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2016


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2.1163.2485.0319.16215
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet12.111.80.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractAccidentYear2019


Shortduration
Period End2020-12-312019-12-31
Value8199
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet464.7364.2

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractAccidentYear2020


Shortduration
Period End2020-12-31
Value146
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet839.7

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractsAccidentYear2017


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value24334763
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet137.7123.10.00.0

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractsAccidentYear2018


Shortduration
Period End2020-12-312019-12-312018-12-31
Value445675
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet253.2204.60.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2011


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value0.360.4710.4460.6410.883
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet2.11.70.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2012


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1.2881.7161.7532.4163.264
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet7.46.30.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2013


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2.9784.0164.5946.3719.42
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet17.014.60.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2014


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value5.8437.989.7041321
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet33.429.10.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2015


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value9.32313172521
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet53.347.80.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2016


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1319273954
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet79.671.40.00.00.0

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractAccidentYear2019


Shortduration
Period End2020-12-312019-12-31
Value0.432.384
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet2.58.7

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractAccidentYear2020


Shortduration
Period End2020-12-31
Value7.139
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet40.8

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractsAccidentYear2017


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value0.0190.0650.1150.624
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet0.10.20.00.0

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractsAccidentYear2018


Shortduration
Period End2020-12-312019-12-312018-12-31
Value0.0880.2360.818
Percentage of ShortdurationInsuranceContractsIncurredButNotReportedIbnrClaimsLiabilityNet0.50.90.0

us-gaap:ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet us-gaap:ProductOrService

us-gaap:ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet

knsl:Casualtyclaimsmade


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value168122917254
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet100.0100.0100.0100.0100.0

knsl:Casualtyoccurrence


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value633478363275185
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet376.4390.1396.6379.3339.3

us-gaap:PropertyInsuranceProductLine


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value82422818
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet48.834.831.324.8

us-gaap:ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet us-gaap:ProductOrService, us-gaap:ShortdurationInsuranceContractsAccidentYear

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractAccidentYear2019


Shortduration
Period End2020-12-312019-12-31
Value2934
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet17.328.3

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractAccidentYear2020


Shortduration
Period End2020-12-31
Value55
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet33.1

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractsAccidentYear2017


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value15161718
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet9.413.118.725.0

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractsAccidentYear2018


Shortduration
Period End2020-12-312019-12-312018-12-31
Value182022
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet11.116.524.5

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2011


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value3.1773.2063.2253.2613.3743.563.6093.6463.8444.246
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet1.92.63.54.56.20.00.00.00.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2012


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value2.1362.2072.3142.4772.8453.1024.2055.7497.913
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet1.31.82.53.45.20.00.00.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2013


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value6.0876.1286.4637.0027.9179.1131115
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet3.65.07.19.714.50.00.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2014


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value10101011111418
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet6.39.012.015.521.40.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2015


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value131313148.8319.897
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet8.111.414.820.516.10.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2016


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1314141419
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet8.111.716.020.335.0

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractAccidentYear2019


Shortduration
Period End2020-12-312019-12-31
Value109112
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet65.491.5

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractAccidentYear2020


Shortduration
Period End2020-12-31
Value154
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet91.9

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractsAccidentYear2017


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value70686771
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet42.056.273.398.0

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractsAccidentYear2018


Shortduration
Period End2020-12-312019-12-312018-12-31
Value787886
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet46.663.894.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2011


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value9.3189.3799.0238.3758.1427.6137.345.7575.945.839
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet5.57.69.811.514.90.00.00.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2012


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value232322222020181716
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet13.818.924.530.337.60.00.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2013


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value3333333129282830
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet19.727.736.343.753.00.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2014


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value42413936384047
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet25.234.142.950.669.50.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2015


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value545452492832
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet32.144.656.967.751.50.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2016


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value5755535561
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet34.145.358.576.8112.2

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractAccidentYear2019


Shortduration
Period End2020-12-312019-12-31
Value1314
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet8.312.2

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractAccidentYear2020


Shortduration
Period End2020-12-31
Value40
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet24.1

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractsAccidentYear2017


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value11111112
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet6.99.512.817.2

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractsAccidentYear2018


Shortduration
Period End2020-12-312019-12-312018-12-31
Value121211
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet7.59.812.6

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortdurationInsuranceContractsAccidentYear2016


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value3.273.2783.3013.3924.177
Percentage of ShortdurationInsuranceContractsIncurredClaimsAndAllocatedClaimAdjustmentExpenseNet1.92.73.64.77.6

us-gaap:ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndAllocatedClaimAdjustmentExpenseNet

us-gaap:ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndAllocatedClaimAdjustmentExpenseNet


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value504356280239177
Percentage of ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndAllocatedClaimAdjustmentExpenseNet100.0100.0100.0100.0100.0

us-gaap:ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndAllocatedClaimAdjustmentExpenseNet us-gaap:ProductOrService

knsl:Casualtyclaimsmade


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value9864504436
Percentage of ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndAllocatedClaimAdjustmentExpenseNet19.618.218.018.520.3

knsl:Casualtyoccurrence


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value383285227192138
Percentage of ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndAllocatedClaimAdjustmentExpenseNet76.080.281.080.478.0

us-gaap:PropertyInsuranceProductLine


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value225.5072.9422.7
Percentage of ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndAllocatedClaimAdjustmentExpenseNet4.41.51.01.1

us-gaap:ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndAllocatedClaimAdjustmentExpenseNetNotSeparatelyPresented us-gaap:ProductOrService

us-gaap:ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndAllocatedClaimAdjustmentExpenseNetNotSeparatelyPresented

knsl:Casualtyclaimsmade


Shortduration
Period End2020-12-31
Value9000.0
Percentage of ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndAllocatedClaimAdjustmentExpenseNetNotSeparatelyPresented100.0

knsl:Casualtyoccurrence


Shortduration
Period End2020-12-31
Value46000.0
Percentage of ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndAllocatedClaimAdjustmentExpenseNetNotSeparatelyPresented511.1

us-gaap:ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseAccumulatedUnallocatedClaimAdjustmentExpense

us-gaap:ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseAccumulatedUnallocatedClaimAdjustmentExpense


Shortduration
Period End2020-12-31
Value48
Percentage of ShortdurationInsuranceContractsLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseAccumulatedUnallocatedClaimAdjustmentExpense100.0

us-gaap:ShortdurationInsuranceContractsNumberOfReportedClaims us-gaap:ProductOrService, us-gaap:ShortdurationInsuranceContractsAccidentYear

us-gaap:ShortdurationInsuranceContractsNumberOfReportedClaims

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractAccidentYear2019


Shortduration
Period End2020-12-312019-12-31
Value538.0504.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims100.0100.0

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractAccidentYear2020


Shortduration
Period End2020-12-31
Value738.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims137.2

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractsAccidentYear2017


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value369.0366.0359.0335.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims68.672.60.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortDurationInsuranceContractsAccidentYear2018


Shortduration
Period End2020-12-312019-12-312018-12-31
Value458.0448.0432.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims85.188.90.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2013


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value228.0228.0227.0226.0225.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims42.445.20.00.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2014


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value273.0273.0273.0271.0268.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims50.754.20.00.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2015


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value258.0257.0255.0252.0249.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims48.051.00.00.00.0

knsl:Casualtyclaimsmade, us-gaap:ShortdurationInsuranceContractsAccidentYear2016


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value310.0309.0308.0303.0289.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims57.661.30.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractAccidentYear2019


Shortduration
Period End2020-12-312019-12-31
Value1644.0951.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims305.6188.7

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractAccidentYear2020


Shortduration
Period End2020-12-31
Value1076.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims200.0

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractsAccidentYear2017


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value1632.01373.01116.0712.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims303.3272.40.00.0

knsl:Casualtyoccurrence, us-gaap:ShortDurationInsuranceContractsAccidentYear2018


Shortduration
Period End2020-12-312019-12-312018-12-31
Value1606.01297.0756.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims298.5257.30.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2011


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value227.0226.0220.0214.0206.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims42.244.80.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2012


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value586.0581.0566.0554.0531.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims108.9115.30.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2013


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value856.0840.0822.0784.0749.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims159.1166.70.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2014


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1196.01158.01122.01059.0964.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims222.3229.80.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2015


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1496.01322.01253.01130.0913.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims278.1262.30.00.00.0

knsl:Casualtyoccurrence, us-gaap:ShortdurationInsuranceContractsAccidentYear2016


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1434.01318.01143.0938.0561.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims266.5261.50.00.00.0

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractAccidentYear2019


Shortduration
Period End2020-12-312019-12-31
Value636.0598.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims118.2118.7

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractAccidentYear2020


Shortduration
Period End2020-12-31
Value2189.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims406.9

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractsAccidentYear2017


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value1041.01038.01031.0998.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims193.5206.00.00.0

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortDurationInsuranceContractsAccidentYear2018


Shortduration
Period End2020-12-312019-12-312018-12-31
Value649.0643.0611.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims120.6127.60.0

us-gaap:PropertyInsuranceProductLine, us-gaap:ShortdurationInsuranceContractsAccidentYear2016


Shortduration
Period End2020-12-312019-12-312018-12-312017-12-31
Value286.0286.0286.0282.0
Percentage of ShortdurationInsuranceContractsNumberOfReportedClaims53.256.70.00.0

us-gaap:StatutoryAccountingPracticesStatutoryAmountAvailableForDividendPaymentsWithoutRegulatoryApproval

us-gaap:StatutoryAccountingPracticesStatutoryAmountAvailableForDividendPaymentsWithoutRegulatoryApproval


Statutory
Period End2020-12-31
Value51
Percentage of StatutoryAccountingPracticesStatutoryAmountAvailableForDividendPaymentsWithoutRegulatoryApproval100.0

us-gaap:StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance

us-gaap:StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance


Statutory
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value476348233213193127104
Percentage of StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance100.0100.0100.0100.0100.0100.0100.0

us-gaap:SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount

us-gaap:SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount


Summary
Period End2020-12-312019-12-312018-12-31
Value1211807567
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount100.0100.0100.0

us-gaap:SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount us-gaap:InvestmentType

us-gaap:AssetBackedSecurities


Summary
Period End2020-12-312019-12-312018-12-31
Value240197149
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount19.924.526.4

us-gaap:CommercialMortgageBackedSecurities


Summary
Period End2020-12-31
Value70
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount5.9

us-gaap:DomesticCorporateDebtSecurities


Summary
Period End2020-12-312019-12-312018-12-31
Value31618496
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount26.122.917.0

us-gaap:EquitySecuritiesInvestmentSummary


Summary
Period End2020-12-312019-12-312018-12-31
Value1297857
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount10.79.710.2

us-gaap:ExchangeTradedFunds


Summary
Period End2020-12-312019-12-312018-12-31
Value985438
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount8.16.76.9

us-gaap:FixedMaturities


Summary
Period End2020-12-312019-12-312018-12-31
Value1081729510
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount89.390.389.8

us-gaap:NonredeemablePreferredStock


Summary
Period End2020-12-312019-12-312018-12-31
Value312318
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount2.63.03.3

us-gaap:ResidentialMortgageBackedSecurities


Summary
Period End2020-12-312019-12-312018-12-31
Value222173108
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount18.421.519.1

us-gaap:USStatesAndPoliticalSubdivisions


Summary
Period End2020-12-312019-12-312018-12-31
Value230172154
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount19.121.427.2

us-gaap:SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost

us-gaap:SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost


Summary
Period End2020-12-312019-12-312018-12-31
Value1130779570
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost100.0100.0100.0

us-gaap:SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost us-gaap:InvestmentType

us-gaap:AssetBackedSecurities


Summary
Period End2020-12-312019-12-312018-12-31
Value236195151
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost20.925.126.5

us-gaap:CommercialMortgageBackedSecurities


Summary
Period End2020-12-31
Value66
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost5.8

us-gaap:DomesticCorporateDebtSecurities


Summary
Period End2020-12-312019-12-312018-12-31
Value29418097
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost26.123.117.2

us-gaap:EquitySecuritiesInvestmentSummary


Summary
Period End2020-12-312019-12-312018-12-31
Value986456
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost8.78.29.8

us-gaap:ExchangeTradedFunds


Summary
Period End2020-12-312019-12-312018-12-31
Value684035
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost6.05.26.1

us-gaap:FixedMaturities


Summary
Period End2020-12-312019-12-312018-12-31
Value1031714514
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost91.391.890.2

us-gaap:NonredeemablePreferredStock


Summary
Period End2020-12-312019-12-312018-12-31
Value302320
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost2.73.03.7

us-gaap:ResidentialMortgageBackedSecurities


Summary
Period End2020-12-312019-12-312018-12-31
Value217172110
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost19.322.119.4

us-gaap:USStatesAndPoliticalSubdivisions


Summary
Period End2020-12-312019-12-312018-12-31
Value216166153
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost19.121.327.0

us-gaap:SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue

us-gaap:SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue


Summary
Period End2020-12-312019-12-312018-12-31
Value1211807567
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue100.0100.0100.0

us-gaap:SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue us-gaap:InvestmentType

us-gaap:AssetBackedSecurities


Summary
Period End2020-12-312019-12-312018-12-31
Value240197149
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue19.924.526.4

us-gaap:CommercialMortgageBackedSecurities


Summary
Period End2020-12-31
Value70
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue5.9

us-gaap:DomesticCorporateDebtSecurities


Summary
Period End2020-12-312019-12-312018-12-31
Value31618496
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue26.122.917.0

us-gaap:EquitySecuritiesInvestmentSummary


Summary
Period End2020-12-312019-12-312018-12-31
Value1297857
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue10.79.710.2

us-gaap:ExchangeTradedFunds


Summary
Period End2020-12-312019-12-312018-12-31
Value985438
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue8.16.76.9

us-gaap:FixedMaturities


Summary
Period End2020-12-312019-12-312018-12-31
Value1081729510
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue89.390.389.8

us-gaap:NonredeemablePreferredStock


Summary
Period End2020-12-312019-12-312018-12-31
Value312318
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue2.63.03.3

us-gaap:ResidentialMortgageBackedSecurities


Summary
Period End2020-12-312019-12-312018-12-31
Value222173108
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue18.421.519.1

us-gaap:USStatesAndPoliticalSubdivisions


Summary
Period End2020-12-312019-12-312018-12-31
Value230172154
Percentage of SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue19.121.427.2

us-gaap:UnearnedPremiums

us-gaap:UnearnedPremiums


Unearned
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value3172842602472292071871701571401281251201101031021009389888681
Percentage of UnearnedPremiums100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ValuationAllowancesAndReservesBalance us-gaap:ValuationAllowancesAndReservesType

us-gaap:ValuationAllowancesAndReservesBalance

us-gaap:AllowanceForUncollectiblePremiumsReceivable


Valuation
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value3087000.02705000.02615000.02112000.01977000.02088000.0595000.0229000.0
Percentage of ValuationAllowancesAndReservesBalance100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ValuationAllowanceOfDeferredTaxAssets


Valuation
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value3491000.01592000.0780000.0691000.0623000.0529000.0489000.0313000.0
Percentage of ValuationAllowancesAndReservesBalance113.158.929.832.731.525.382.2136.7

Line plots across dimensions of each concept


us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementEquityComponents
(None,)
Stock Issued During Period Value New Issuesus-gaap: Statement Equity Components