LNC


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

Table of contents



us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding
us-gaap:StatementClassOfStock

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:BenefitsLossesAndExpenses

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
us-gaap:StatementEquityComponents

us-gaap:IncomeTaxExpenseBenefit
us-gaap:StatementEquityComponents

us-gaap:InterestCreditedToPolicyholdersAccountBalances

us-gaap:InterestExpenseDebt
us-gaap:DerivativeInstrumentRisk, us-gaap:StatementEquityComponents

us-gaap:NetIncomeLoss
us-gaap:ConsolidationItems
us-gaap:StatementBusinessSegments
us-gaap:StatementEquityComponents

us-gaap:NetInvestmentIncome
us-gaap:DerivativeInstrumentRisk, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:NonoperatingIncomeExpense

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherIncome

us-gaap:PolicyholderBenefitsAndClaimsIncurredNet

us-gaap:PremiumsEarnedNet

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:Revenues
us-gaap:ConsolidationItems
us-gaap:StatementBusinessSegments

us-gaap:Assets
us-gaap:ConsolidatedEntities
us-gaap:StatementBusinessSegments

us-gaap:Liabilities
us-gaap:ConsolidatedEntities

us-gaap:LiabilitiesAndStockholdersEquity
us-gaap:ConsolidatedEntities

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
us-gaap:CededCreditRisk
us-gaap:ConsolidatedEntities

us-gaap:Goodwill
us-gaap:StatementBusinessSegments

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:EquitySecuritiesFvNi
us-gaap:CededCreditRisk
us-gaap:FairValueByMeasurementBasis

us-gaap:OtherAssets
us-gaap:CededCreditRisk
us-gaap:ConsolidatedEntities

us-gaap:DebtCurrent

us-gaap:LongTermDebt

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

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

us-gaap:RetainedEarningsAccumulatedDeficit
us-gaap:ConsolidatedEntities

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:ConsolidatedEntities
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:ConsolidationItems
us-gaap:StatementBusinessSegments
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquireInvestments

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt
us-gaap:DebtInstrument

us-gaap:RepaymentsOfLongTermDebt
us-gaap:DebtInstrument

us-gaap:PaymentsOfDividends

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:EffectiveIncomeTaxRateContinuingOperations
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:DeferredTaxLiabilities

us-gaap:UnrecognizedTaxBenefits

lnc:AlternativeInvestmentsAsPercentageOfOverallInvestedAssets

lnc:AmortizationAssociatedWithRealizedGainLossOnCertainInvestments

lnc:AmortizationOfDeferredGainOnBusinessSoldThroughReinsurance
us-gaap:IncomeStatementLocation
lnc:AmountOfIncomeExpenseLineItemsInStatementOfFinancialPositionThatHedgesAreRecorded

lnc:AmountPaidToRetire
us-gaap:StatementEquityComponents
lnc:AssociatedAmortizationOfDacVobaDsiAndDfel

lnc:AssumedAcquisitionOfSharesWithAssumedProceedsAndBenefitsFromExercisingStockOptionsAtAverageMarketPrice
us-gaap:StatementEquityComponents
lnc:AvailableForSaleAndDerivativesAssociatedAmortizationOfDacVobaDsiAndDfel
us-gaap:StatementEquityComponents
lnc:AvailableForSaleAndDerivativesChangeInForeignCurrencyExchangeRateAdjustment
us-gaap:StatementEquityComponents
lnc:AvailableForSaleChangeInDacVobaDsiAndOtherContractHolderFunds

lnc:AvailableForSaleSecuritiesChangeInGrossUnrealizedHoldingGainLoss

lnc:AverageCarryingValueForImpairedLoansOnRealEstate
us-gaap:FinancingReceivablePortfolioSegment

lnc:AverageDeferredCompensationShares

lnc:AverageStockOptionsOutstandingDuringPeriod

lnc:ChangeInFundsWithheldReinsuranceLiabilityAndReinsuranceRecoverables
us-gaap:Range
lnc:CollateralObtainedPercentOfFairValueOfMortgageLoan

lnc:CommonStockBasicBasis

lnc:CommonStockDilutedBasis

lnc:CommonStockIssuedForBenefitPlans

lnc:DebtSecuritiesAvailableForSaleAccruedInterestWriteoff

lnc:DebtSecuritiesAvailableForSaleAllowanceForCreditLossAssociatedAmortization

lnc:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecordedGross
us-gaap:FinancialInstrument

lnc:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecordedNet

lnc:DeferredAcquisitionCostsValueOfBusinessAcquiredDeferredSalesInducementsAndDeferredFrontEndLoadsDeferralsAndInterestNetOfAmortization

lnc:DeferredCompensationPlanMarkToMarketAdjustment

lnc:DepositsOfFixedAccountValuesIncludingFixedPortionOfVariable
us-gaap:StatementEquityComponents
lnc:DerivativesChangeInDacVobaDsiAndDfel
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation, us-gaap:StatementEquityComponents
lnc:DerivativesReclassificationAdjustmentForGainsLossesIncludedInNetIncome
us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
lnc:DerivativesUnrealizedGainLossIncomeTaxBenefitExpense
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:StatementEquityComponents
lnc:DerivativesUnrealizedHoldingGainsLossesArisingDuringPeriod

lnc:FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnobservableInputInvestmentHoldingsMovementsCalls
us-gaap:FinancialInstrument, us-gaap:InvestmentType

lnc:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType

lnc:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType

lnc:FinancingReceivableAdditionsReductionsOnPreviouslyRecognizedProvision
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:StatementEquityComponents
lnc:IncomeTaxExpenseRelatedToReclassificationOfOci

lnc:IncreaseDecreaseInCashCollateralForDerivativeInvestments

lnc:IncreaseDecreaseInCashCollateralForSecuritiesLendingAgreements

lnc:IncreaseDecreaseInCashCollateralForSecuritiesPledgedForFhlbi

lnc:IncreaseDecreaseInCollateralForLoanedSecurities

lnc:IndexedAnnuityAndUniversalLifeNetDerivativeResultsAssociatedAmortizationIncomeExpenses

lnc:IndexedAnnuityAndUniversalLifeNetDerivativeResultsGrossGainLoss

lnc:InsuranceFees

lnc:IssuanceOfMortgageLoansOnRealEstate

lnc:LiabilitiesForGuaranteesOnLongDurationContractsIncreaseDecreaseInReserves

lnc:NetChangeInCollateralOnInvestmentsAndDerivatives
us-gaap:StatementEquityComponents
lnc:OtherComprehensiveIncomeLossTaxReclassificationAdjustmentForGainsLossesInNetIncome

lnc:OtherInvestmentsNetRealizedGainLoss

lnc:PaymentsToAcquireAlternativeInvestments

lnc:PercentOfPermanentLifeInsuranceSales

lnc:PriorYearClaimsAndClaimsAdjustmentExpenseInterest

lnc:PriorYearClaimsAndClaimsAdjustmentExpenseOtherExcludingInterest

lnc:ProceedsFromFinancingLeasesAndOtherFinancingActivities

lnc:ProceedsFromSaleAndRepaymentOfAlternativeInvestments

lnc:ProceedsFromSaleOfDebtSecuritiesAvailableForSaleAndEquitySecurities

lnc:ProvisionForLoanLossesExpensedAllowanceRecorded
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

lnc:RealizedGainLossExcludingOtherThanTemporaryImpairmentLossesOnSecurities

lnc:RealizedGainLossOnMarkToMarketOnCertainInstruments
us-gaap:InvestmentType
us-gaap:StatementEquityComponents
lnc:ReclassificationFromAccumulatedOtherComprehensiveIncomeBeforeTaxAssociatedAmortizationOfDeferredInsuranceCharges

lnc:RepaymentAndMaturitiesOfMortgageLoansOnRealEstate

lnc:SharesRepurchaseableFromMeasuredButUnrecognizedStockOptionExpense

lnc:StrategicDigitizationExpense

lnc:TotalRealizedGainLossRelatedToCertainInvestments

lnc:TransfersToAndFromSeparateAccountsNet

lnc:VariableAnnuityNetDerivativesResultsAssociatedAmortizationIncomeExpense

lnc:VariableAnnuityNetDerivativesResultsGrossGainLoss

lnc:WithdrawalsOfFixedAccountValuesIncludingFixedPortionOfVariable

us-gaap:AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleSecuritiesGrossRealizedGains
us-gaap:FinancialInstrument
us-gaap:AvailableForSaleSecuritiesGrossRealizedLosses

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect

us-gaap:CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1
us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:InvestmentType
us-gaap:ConcentrationRiskPercentage1
us-gaap:StatementGeographical, us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InvestmentType

us-gaap:DebtAndEquitySecuritiesRealizedGainLoss
us-gaap:DerivativeInstrumentRisk, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:DebtSecuritiesAvailableForSaleAccruedInterestWriteoff

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType
us-gaap:InvestmentType

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossSecuritiesSold
us-gaap:FinancialInstrument

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossWriteoff
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType
us-gaap:InvestmentType
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
us-gaap:StatementEquityComponents
us-gaap:DividendsCommonStockCash

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate

us-gaap:EquitySecuritiesFvNiRealizedGainLoss
us-gaap:FinancialInstrument

us-gaap:FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci
us-gaap:FinancialInstrument, us-gaap:InvestmentType
us-gaap:InvestmentType

us-gaap:FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:FinancingReceivableChangeInPresentValueExpenseReversal
us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:IncreaseDecreaseInAccruedInvestmentIncomeReceivable

us-gaap:IncreaseDecreaseInAccruedLiabilities

us-gaap:IncreaseDecreaseInIncomeTaxes

us-gaap:IncreaseDecreaseInOtherPolicyholderFunds

us-gaap:IncreaseDecreaseInPremiumsReceivable

us-gaap:IncrementalCommonSharesAttributableToNonvestedSharesWithForfeitableDividends

us-gaap:LiabilitiesForGuaranteesOnLongDurationContractsPaymentForBenefits

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax
us-gaap:OtherComprehensiveIncomeLocation, us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax
us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossTax
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax
us-gaap:InvestmentType
us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax
us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax

us-gaap:OtherCostAndExpenseOperating
us-gaap:DerivativeInstrumentRisk, us-gaap:StatementEquityComponents

us-gaap:OtherNoncashIncomeExpense

us-gaap:PaymentsForLossesAndLossAdjustmentExpense

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromPolicyLoans

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForTradingSecurities

us-gaap:ProvisionForLoanLossesExpensed
us-gaap:StatementEquityComponents
us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax
us-gaap:StatementEquityComponents
us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
us-gaap:StatementEquityComponents
us-gaap:ReclassificationFromAociCurrentPeriodTax

us-gaap:ReinsuranceRecoverableCreditLossExpenseReversal
us-gaap:FinancialInstrument
us-gaap:StatementClassOfStock
us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementClassOfStock
us-gaap:StockRepurchasedAndRetiredDuringPeriodShares
us-gaap:StatementEquityComponents
us-gaap:StockRepurchasedAndRetiredDuringPeriodValue

us-gaap:SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense

us-gaap:WriteOffOfDeferredDebtIssuanceCost
us-gaap:BalanceSheetLocation
lnc:AmortizedCostOfHedgedAsset
us-gaap:BalanceSheetLocation
lnc:AmortizedCostOfHedgedLiabilities
us-gaap:InvestmentType
lnc:AmortizedCostOfPortfolioRatedBelowInvestmentGrade
us-gaap:FairValueConcentrationOfRiskDisclosureItems
lnc:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanNineMonthsAggregateLosses
us-gaap:FairValueConcentrationOfRiskDisclosureItems
lnc:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanNineMonthsFairValue
us-gaap:FairValueConcentrationOfRiskDisclosureItems
lnc:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanSixMonthsAggregateLosses
us-gaap:FairValueConcentrationOfRiskDisclosureItems
lnc:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanSixMonthsFairValue
us-gaap:InvestmentType
lnc:AvailableForSaleSecuritiesFairValueDisclosurePercentInvestmentGrade
us-gaap:FairValueConcentrationOfRiskDisclosureItems
lnc:AvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositionsLessThanNineMonths
us-gaap:FairValueConcentrationOfRiskDisclosureItems
lnc:AvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositionsLessThanSixMonths
us-gaap:RelatedPartyTransactionsByRelatedParty
lnc:CarryingAmountOfInvestmentsInQualifiedAffordableHousingProjects
us-gaap:Range
lnc:CollateralObtainedPercentOfFairValueOfAvailableForSaleSecurities
us-gaap:Range
lnc:CollateralObtainedPercentOfFairValueReverseRepurchaseAgreements

lnc:CollateralObtainedPercentOfFairValueSecuritiesLendingAgreementsDomestic

lnc:CollateralObtainedPercentOfFairValueSecuritiesLendingAgreementsForeign

lnc:CollateralPayableHeldForDerivativeInvestmentsCarryingValue

lnc:CollateralPayableHeldForDerivativeInvestmentsFairValue
us-gaap:CreditDerivativesByContractType
lnc:CollateralRequirementIfNettingAgreementsNotInPlace
us-gaap:CreditDerivativesByContractType
lnc:CreditDerivativeMaximumExposureNetOfCounterpartyThresholds

lnc:CurrentTaxAssetsLiabilitiesNet
us-gaap:Range, us-gaap:FairValueByAssetClass, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:InvestmentType, us-gaap:MeasurementInputType, us-gaap:ValuationTechnique
lnc:DebtSecuritiesAvailableForSaleAndTradingMeasurementInput
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:LoanToValue
lnc:DebtServiceCoverageRatio
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:LoanToValue
lnc:DebtServiceCoverageRatioCurrentFiscalYear
us-gaap:LoanToValue
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:LoanToValue
lnc:DebtServiceCoverageRatioOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear
us-gaap:LoanToValue
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:LoanToValue
lnc:DebtServiceCoverageRatioYearFiveOriginatedFourYearsBeforeCurrentFiscalYear
us-gaap:LoanToValue
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:LoanToValue
lnc:DebtServiceCoverageRatioYearFourOriginatedThreeYearsBeforeCurrentFiscalYear
us-gaap:LoanToValue
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:LoanToValue
lnc:DebtServiceCoverageRatioYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear
us-gaap:LoanToValue
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:LoanToValue
lnc:DebtServiceCoverageRatioYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear
us-gaap:LoanToValue

lnc:DeferredFrontEndLoads
lnc:CumulativeEffectPeriodOfAdoption

lnc:DeferredTaxAssetsReinsuranceRelatedDerivative

lnc:DeferredTaxLiabilitiesDeferredAcquisitionCosts

lnc:DeferredTaxLiabilitiesValueOfBusinessAcquired

lnc:DerivativeInstrumentsGrossAmountOfRecognizedLiabilities

lnc:DerivativeInstrumentsGrossAmountsOfRecognizedAssets
us-gaap:LongtermDebtType
lnc:FairValueHedgeOnInterestRateSwap
us-gaap:InvestmentType
lnc:FairValueOfPortfolioRatedBelowInvestmentGrade
us-gaap:FinancingReceivablePortfolioSegment
lnc:FairValueOptionAggregateContractualPrincipal

lnc:FinanceLeaseRightOfUseAssetAccumulatedAmortization

lnc:FinancingReceivableAccruedInterestBeforeAllowanceForCreditLoss

lnc:FiniteAndIndefiniteLivedIntangibleAssetsGross
us-gaap:FairValueByMeasurementBasis
lnc:FutureContractBenefitsIndexedAnnuityContractsFairValueDisclosure
us-gaap:FairValueByMeasurementBasis, us-gaap:InvestmentType
us-gaap:GuaranteedInsuranceContractTypeOfGuarantee
lnc:GuaranteedMinimumReturn

lnc:IncomeTaxAssetsLiabilitiesNet
us-gaap:FairValueByMeasurementBasis
lnc:IndexedAnnuityCededEmbeddedDerivativesFairValueDisclosure
us-gaap:FairValueByMeasurementBasis, us-gaap:InvestmentType

lnc:IndianaStatutoryLimitationAsPercentageOfInsurerContractHolderSurplus

lnc:InvestmentCommitments

lnc:InvestmentCommitmentsLimitedPartnerships

lnc:InvestmentCommitmentsLimitedPrivatePlacements

lnc:InvestmentCommitmentsMortgageLoans

lnc:LettersOfCreditIssued
us-gaap:LineOfCreditFacility

lnc:LongTermDebtAndFairValueHedges
us-gaap:ConsolidatedEntities
us-gaap:LongtermDebtType
us-gaap:FairValueByMeasurementBasis
lnc:LongTermDebtFairValueDisclosure

lnc:LongTermSeniorNoteIssuedInExchangeForCorporateBondAfsSecurity
us-gaap:LineOfCreditFacility
lnc:MaximumIssuanceOfLineOfCredit
lnc:InvestmentsByConsolidatedAndNonconsolidatedEntities
lnc:MaxiumumPrincipalBalanceOfLongTermSeniorNoteIssuedInExchangeForCorporateBondAfsSecurity

lnc:MortgageLoansOnRealEstateUnamortizedPremiumDiscount
us-gaap:FinancingReceivablePortfolioSegment

lnc:NewYorkStatutoryLimitationAsPercentageOfInsurerContractHolderSurplus
us-gaap:FinancialInstrument
lnc:NotionalAmountOfDerivativeInstrumentsHeldByConsolidatedVies

lnc:NumberOfPartnershipsInAlternativeInvestmentPortfolio

lnc:NumberOfScenariosUsedPerPolicyToValueBlockOfGuarantees
us-gaap:FairValueByMeasurementBasis
lnc:OtherAssetsGuaranteedLivingBenefitsEmbeddedDerivativesReservesFairValueDisclosureAssets
us-gaap:FairValueByMeasurementBasis, us-gaap:FinancialInstrument, us-gaap:InvestmentType
us-gaap:FairValueByMeasurementBasis
lnc:OtherContractHolderFundsAccountValueOfCertainInvestmentContractsFairValueDisclosure
us-gaap:FairValueByMeasurementBasis
lnc:OtherContractHolderFundsRemainingGuaranteedInterestAndSimilarContractsFairValueDisclosure
us-gaap:FairValueByMeasurementBasis, us-gaap:FinancialInstrument, us-gaap:InvestmentType
lnc:OtherLiabilitiesGuaranteedLivingBenefitsEmbeddedDerivativesReservesFairValueDisclosure

lnc:OutstandingPrincipalBalanceOfLongTermSeniorNoteIssuedInExchangeForCorporateBondAfsSecurity
lnc:InvestmentsByConsolidatedAndNonconsolidatedEntities

lnc:OutstandingPrincipalBalanceOfSurplusNoteIssuedByLrcvvAndHeldByLfllci

lnc:PercentOfPermanentLifeInsuranceInForce

lnc:PercentOfTotalVariableAnnuitySeparateAccountValues
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lnc:PercentageOfAggregateNetProceedsOfEquityIssuances
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lnc:RatioOfIndebtednessToNetCapitalHighEnd
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lnc:RatioOfIndebtednessToNetCapitalLowEnd
us-gaap:LongtermDebtType

lnc:RbcRatioCompanyActionLevelHighEnd

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lnc:ReinsuranceRelatedDerivativeLiabilities
us-gaap:CededCreditRisk
lnc:ReinsuranceRelatedEmbeddedDerivativeLiabilities
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lnc:ReinsuranceRelatedEmbeddedDerivativesFairValueDisclosure

lnc:RemainingLife11To30Years
us-gaap:DerivativeInstrumentRisk

lnc:RemainingLife1To5Years
us-gaap:DerivativeInstrumentRisk

lnc:RemainingLife6To10Years
us-gaap:DerivativeInstrumentRisk

lnc:RemainingLifeLessThan1Year
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lnc:RemainingLifeOver30Years
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lnc:ReservesAssociatedWithModifiedCoinsurance
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lnc:SecuritiesPledgedForFederalHomeLoanBankOfIndianapolisCarryingValue

lnc:SecuritiesPledgedForFederalHomeLoanBankOfIndianapolisFairValue

lnc:SecuritiesPledgedUnderSecuritiesLendingAgreementsCarryingValue
us-gaap:AssetsSoldUnderAgreementsToRepurchaseMaturityPeriods
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us-gaap:FinancialInstrument

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us-gaap:InvestmentType
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lnc:StockholdersEquityThresholdTriggeringRequiredFacilityExercise

lnc:TotalPayablesForCollateralOnInvestmentFairValue

lnc:TotalScenariosToValueGlbLiability
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lnc:TrustFundedByReinsurerToSupportReinsuranceReceivable

lnc:UnamortizedAdjustmentsFromDiscontinuedHedges
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us-gaap:InvestmentType

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us-gaap:InvestmentType

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us-gaap:FinancialInstrument, us-gaap:InvestmentType
us-gaap:InvestmentType

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss
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us-gaap:InvestmentType
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us-gaap:InvestmentType

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us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:CommonStockValueOutstanding
us-gaap:ConsolidatedEntities
us-gaap:CreditDerivativesByContractType
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us-gaap:CreditRiskDerivativesAtFairValueNet
us-gaap:DerivativeInstrumentRisk

us-gaap:DebtInstrumentCarryingAmount
us-gaap:LongtermDebtType
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us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLoss
us-gaap:FinancialInstrument
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us-gaap:DeferredCompensationPlanAssets

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredPolicyAcquisitionCosts
lnc:CumulativeEffectPeriodOfAdoption

us-gaap:DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired
us-gaap:StatementBusinessSegments

us-gaap:DeferredSalesInducementsNet

us-gaap:DeferredTaxAssetsGoodwillAndIntangibleAssets

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us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther

us-gaap:DeferredTaxLiabilitiesInvestments

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us-gaap:DeferredTaxLiabilitiesOtherComprehensiveIncome

us-gaap:DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities
us-gaap:RetirementPlanType
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us-gaap:CededCreditRisk
us-gaap:DepositAssets

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us-gaap:ConsolidatedEntities

us-gaap:DerivativeAssetFairValueGrossLiability
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us-gaap:DerivativeAssetMeasurementInput
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us-gaap:DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowed

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us-gaap:DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnCash

us-gaap:DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnSecurities

us-gaap:DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedGross

us-gaap:DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedLiability

us-gaap:DerivativeAssets
us-gaap:CededCreditRisk
us-gaap:FairValueByMeasurementBasis

us-gaap:DerivativeCollateralObligationToReturnCash
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us-gaap:DerivativeCollateralObligationToReturnSecurities

us-gaap:DerivativeCollateralRightToReclaimCash
us-gaap:CreditRatingStandardPoors

us-gaap:DerivativeFairValueOfDerivativeAsset
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us-gaap:DerivativeInstrumentRisk
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us-gaap:DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral

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us-gaap:DerivativeFairValueOfDerivativeLiability
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us-gaap:DerivativeInstrumentRisk
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us-gaap:DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral

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us-gaap:ConsolidatedEntities
us-gaap:DerivativeLiabilities
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us-gaap:FairValueByMeasurementBasis, us-gaap:InvestmentType

us-gaap:DerivativeLiabilityCollateralRightToReclaimCashOffset

us-gaap:DerivativeLiabilityFairValueGrossAsset
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us-gaap:DerivativeLiabilityMeasurementInput

us-gaap:DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoaned

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us-gaap:DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedAsset

us-gaap:DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedCollateralRightToReclaimCash

us-gaap:DerivativeLiabilitySecuritiesSoldUnderAgreementsToResellSecuritiesLoanedGross

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us-gaap:DividendsPayableCurrentAndNoncurrent
us-gaap:ConsolidatedEntities
us-gaap:DueFromRelatedParties
us-gaap:ConsolidatedEntities
us-gaap:DueToRelatedPartiesCurrentAndNoncurrent

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:AwardType
us-gaap:ConsolidatedEntities
us-gaap:EquityMethodInvestments
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us-gaap:EquitySecuritiesFvNiMeasurementInput
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us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType
us-gaap:FairValueConcentrationOfRiskInvestments

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:FairValueOfSecuritiesReceivedAsCollateralThatCanBeResoldOrRepledged

us-gaap:FairValueOptionAggregateDifferencesLoansAndLongTermReceivables
us-gaap:FinancingReceivablePortfolioSegment

us-gaap:FinanceLeaseLiability

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us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

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us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

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us-gaap:FinancingReceivableAllowanceForCreditLosses
us-gaap:FinancingReceivablePortfolioSegment
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us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:LoanToValue
us-gaap:LoanToValue

us-gaap:FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear
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us-gaap:LoanToValue

us-gaap:FinancingReceivableOriginatedInCurrentFiscalYear
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us-gaap:LoanToValue

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us-gaap:LoanToValue

us-gaap:FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear
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us-gaap:FinancingReceivablePortfolioSegment
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us-gaap:LoanToValue

us-gaap:FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear
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us-gaap:FinancingReceivablePortfolioSegment
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us-gaap:LoanToValue

us-gaap:FinancingReceivableRecordedInvestmentCurrent
us-gaap:FinancingReceivablePortfolioSegment

us-gaap:FinancingReceivableRecordedInvestmentNonaccrualStatus
us-gaap:FinancingReceivablePortfolioSegment
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us-gaap:FinancingReceivableRecordedInvestmentPastDue
us-gaap:FinancingReceivablesPeriodPastDue

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
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us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

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us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FundsHeldUnderReinsuranceAgreementsAsset

us-gaap:FundsHeldUnderReinsuranceAgreementsLiability
us-gaap:CededCreditRisk
us-gaap:BalanceSheetLocation
us-gaap:HedgedAssetFairValueHedgeCumulativeIncreaseDecrease
us-gaap:BalanceSheetLocation
us-gaap:HedgedLiabilityFairValueHedgeCumulativeIncreaseDecrease
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us-gaap:FinancingReceivablePortfolioSegment
us-gaap:ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance

us-gaap:Investments

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us-gaap:CededCreditRisk
us-gaap:LettersOfCreditOutstandingAmount

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us-gaap:FairValueByFairValueHierarchyLevel
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us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:LiabilitiesForGuaranteesOnLongDurationContractsGuaranteedBenefitLiabilityGross

us-gaap:LiabilityForClaimsAndClaimsAdjustmentExpense

us-gaap:LiabilityForFuturePolicyBenefitsAndUnpaidClaimsAndClaimsAdjustmentExpense
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us-gaap:LiabilityForFuturePolicyBenefitsInterestRate
us-gaap:ProductOrService, us-gaap:Range
us-gaap:LiabilityForPolicyholderContractDepositsInterestRate

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet
us-gaap:LongtermDebtType
us-gaap:LineOfCreditFacilityCurrentBorrowingCapacity

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:LineOfCreditFacility

us-gaap:LoansInsurancePolicy

us-gaap:LoansReceivableFairValueDisclosure
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:Range
us-gaap:LongDurationContractsAssumptionsByProductAndGuaranteeDiscountRate

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LossContingencyAccrualInsuranceRelatedAssessmentPremiumTaxOffset
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:LossContingencyEstimateOfPossibleLoss
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us-gaap:LineOfCreditFacility
us-gaap:MinimumNetWorthRequiredForCompliance
us-gaap:LongtermDebtType
us-gaap:GuaranteedInsuranceContractTypeOfGuarantee
us-gaap:NetAmountAtRiskByProductAndGuaranteeNetAmountAtRisk

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us-gaap:GuaranteedInsuranceContractTypeOfGuarantee
us-gaap:InvestmentType
us-gaap:ProductOrService
us-gaap:ProductOrService, us-gaap:InvestmentType

us-gaap:NotesReceivableGross
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us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:LoanToValue
us-gaap:FinancingReceivablesPeriodPastDue
us-gaap:LoanToValue

us-gaap:NotesReceivableNet
us-gaap:CededCreditRisk
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us-gaap:FairValueByMeasurementBasis
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:DerivativeInstrumentRisk
us-gaap:NumberOfCreditRiskDerivativesHeld

us-gaap:OperatingLossCarryforwards

us-gaap:OtherInvestments
us-gaap:CededCreditRisk
us-gaap:ConsolidatedEntities
us-gaap:FairValueByMeasurementBasis
us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:OtherLiabilities
us-gaap:ConsolidatedEntities
us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent

us-gaap:PolicyholderFunds

us-gaap:PremiumsAndOtherReceivablesNet

us-gaap:PresentValueOfFutureInsuranceProfitsAmortizationExpenseYearFive

us-gaap:PresentValueOfFutureInsuranceProfitsAmortizationExpenseYearFour

us-gaap:PresentValueOfFutureInsuranceProfitsAmortizationExpenseYearOne

us-gaap:PresentValueOfFutureInsuranceProfitsAmortizationExpenseYearThree

us-gaap:PresentValueOfFutureInsuranceProfitsAmortizationExpenseYearTwo
us-gaap:CededCreditRisk
us-gaap:ReinsuranceReceivablesCaseBasis

us-gaap:ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments
us-gaap:FairValueByMeasurementBasis
us-gaap:ReinsuranceRecoverableGuaranteeBenefits

us-gaap:ReinsuranceRecoverables
us-gaap:CededCreditRisk

us-gaap:ReinsuranceRecoverablesAllowance

us-gaap:SecuredBorrowingsGrossIncludingNotSubjectToMasterNettingArrangement
us-gaap:AssetsSoldUnderAgreementsToRepurchaseMaturityPeriods

us-gaap:SecuritiesBorrowed

us-gaap:SecuritiesBorrowedAmountOffsetAgainstCollateral

us-gaap:SecuritiesBorrowedGross

us-gaap:SecuritiesLoaned

us-gaap:SecuritiesLoanedAmountOffsetAgainstCollateral

us-gaap:SecuritiesLoanedGross

us-gaap:SecuritiesLoanedIncludingNotSubjectToMasterNettingArrangementAndAssetsOtherThanSecuritiesTransferred
us-gaap:AssetsSoldUnderAgreementsToRepurchaseMaturityPeriods, us-gaap:FinancialInstrument
us-gaap:FinancialInstrument
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:SeniorLongTermNotes
us-gaap:LongtermDebtType

us-gaap:SeparateAccountAssets

us-gaap:SeparateAccountsLiability
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice
us-gaap:StatutoryAccountingPracticesByJurisdiction
us-gaap:StateInsuranceDepartmentStatutoryToNAICAmountOfReconcilingItem

us-gaap:StatutoryAccountingPracticesStatutoryAmountAvailableForDividendPayments

us-gaap:StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance

us-gaap:SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCarryingAmount
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentSecondaryCategorization, us-gaap:InvestmentType
us-gaap:FinancialInstrument, us-gaap:InvestmentType
us-gaap:InvestmentType

us-gaap:SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost
us-gaap:FinancialInstrument
us-gaap:FinancialInstrument, us-gaap:InvestmentSecondaryCategorization, us-gaap:InvestmentType
us-gaap:FinancialInstrument, us-gaap:InvestmentType
us-gaap:InvestmentType
us-gaap:FinancialInstrument
us-gaap:SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesFairValue
us-gaap:FinancialInstrument, us-gaap:InvestmentSecondaryCategorization, us-gaap:InvestmentType
us-gaap:FinancialInstrument, us-gaap:InvestmentType
us-gaap:InvestmentType

us-gaap:SupplementaryInsuranceInformationLiabilityForFuturePolicyBenefitsLossesClaimsAndLossExpenseReserves
us-gaap:StatementBusinessSegments

us-gaap:SupplementaryInsuranceInformationOtherPolicyClaimsAndBenefitsPayable
us-gaap:StatementBusinessSegments

us-gaap:TradingSecuritiesDebt
us-gaap:CededCreditRisk
us-gaap:FairValueByMeasurementBasis
us-gaap:InvestmentType
us-gaap:LongtermDebtType
us-gaap:UnamortizedDebtIssuanceExpense

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

us-gaap:ValueOfBusinessAcquiredVOBA

Plots across concepts


IncomeStatement
Net Income Loss
Expenses
Interest Expense Debt
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Operating Lease Right Of Use Asset
Current Assets
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
NonCurrent Assets
Operating Lease Right Of Use Asset
Liabilities
Operating Lease Liability
Noncurrent Liabilities
Long Term Debt
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
CashFlow
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInOperatingActivities
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Proceeds From Issuance Of Long Term Debt
Shares
Common Stock Shares Issued
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:CommonStockSharesIssued ▁▁▂▂▂▂▂▂▃▃▄▅▆▆▆▆▆▇▇▇█189.089948191.149192192.329691193.254948193.247103193.208244196.668532198.32725200.775731202.987229205.86276214.776806217.294051218.695476218.090114219.544618222.237262224.888259226.335105228.529287232.784691NA243.835893247.464931250.918893252.928502256.55144259.786446260.831708263.682162262.896701262.342363264.31634268.457558271.402586275.073618279.168971285.412303291.319222301.659175308.339163313.456824315.718554NANANANANANANA
us-gaap:CommonStockSharesOutstanding ▁▁▁▁▁▁▁▂▂▂▂▂▃▃▃▃▃▃▃▃▄▄▄▄▄▅▅▅▅▅▅▅▅▅▆▆▆▆▇▇███189.089948191.149192192.329691193.254948193.247103193.208244196.668532198.32725200.775731202.987229205.86276214.776806217.294051218.695476218.090114219.544618222.237262224.888259226.335105228.529287239.069774239.005252243.835893247.464931250.918893252.928502256.55144259.786446260.831708263.682162262.896701262.342363264.31634268.457558271.402586275.073618279.168971285.412303291.319222301.659175308.339163313.456824315.718554NANANANANANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁█192.202398193.066325NA195.356425193.776452197.264842NA201.561178202.905913205.961663NA218.469229221.604586222.287572NA223.872016227.313882230.103505NA233.588396239.885855245.121179NA253.210611255.1403260.561704NA266.785111268.935567272.115004NA273.694008275.658348278.592099NA284.650212289.96054295.909668NA311997683.0319915069.0322.864332NA325683769.0314611633.0312.088531NANANANA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic ▁█189.98767191.780135NA193.250727193.228547195.076797NA199.200811201.498137204.290759NA215.901268217.997297218.368994NA220.813693223.555299225.619803NA231.041085236.463183241.676363NA249.227641251.849316255.49565NA260.371956262.27167262.738542NA263.546308266.367162270.265766NA277.883878282.085602289.055925NA304779641.0311391263.0315.014084NA316726409.0304483369.0302.221901NANANANA
us-gaap:EarningsPerShareBasic █▅▅▆▃▄▆▃▆▅▆▆▆▆█▆▆▆▅▆▅▅▅▅▅▅▅▆▅▅▅▅▅▅▅▅▅▅▂▄▅▅▄▅▄▅▄▄▃▁3.381.170.742.06-0.490.272.18-0.811.81.231.892.271.761.683.731.891.841.930.832.021.370.861.150.911.371.171.351.691.521.251.341.281.190.891.171.451.150.85-1.730.471.041.080.620.780.350.880.280.45-0.62-2.27
us-gaap:EarningsPerShareDiluted █▅▅▆▃▄▆▃▆▅▆▆▆▆█▆▆▆▅▆▅▅▅▅▅▅▅▆▅▅▅▅▅▅▅▅▅▅▂▄▅▅▄▅▄▅▄▄▃▁3.341.160.742.01-0.490.152.15-0.831.791.221.82.241.71.643.671.871.811.890.822.01.350.821.140.871.351.151.321.651.481.211.291.231.150.861.141.411.10.83-1.730.441.011.050.60.750.330.850.270.44-0.62-2.27
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:BenefitsLossesAndExpenses ▆▇▆█▅▇▆█▆▅▆▅▅▄▆▄▄▄▄▃▃▄▃▅▃▃▄▃▃▃▃▂▃▂▂▂▂▂▄▂▂▂▂▂▂▂▂▁▁▃4079.04272.04046.04901.03678.04391.03863.04888.03889.03697.04064.03732.03569.03174.04057.03001.03044.03025.03058.02913.02893.03008.02820.03448.02932.02942.03253.02810.02745.02749.02656.02567.02581.02539.02564.02536.02457.02407.03019.02409.02363.02246.02409.02310.02275.02179.02269.02020.01936.02795.0
us-gaap:ComprehensiveIncomeNetOfTax ▆▁▅▅█▁▄▆▆▆▄▄▃▃▅▄▅▅▂▅▅▅▃▄▃▅▄▄▅▅▄▄▃▄▄▅▅▄▃▅▅▄2360.0-2945.01265.0884.04225.0-2617.0-143.01751.02246.02298.0-30.0125.0-647.0-1272.01186.0566.01275.0716.0-1618.0649.01589.01294.0-535.0-54.0-1365.0857.0523.0162.01144.01219.0164.0194.0-1371.012.0-1.01173.01081.0188.0-533.01590.0658.0336.0NANANANANANANANA
us-gaap:GainsLossesOnExtinguishmentOfDebt NANA0.00.0NANA0.0NANANANANANA-23.0NANANANANANANANANANANANANANANANANANANANA-5.0NANANA0.0NANANA-5.0NANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments █▅▄▆▃▄▆▂▆▅▆▇▆▆▁▇▇▆▅▇▆▅▆▅▆▆▆▇▇▆▆▆▆▅▆▆▆▅▁▄▆▆▅▅▅▆772.0262.089.0460.0-161.034.0481.0-250.0421.0268.0467.0532.0451.0435.0-388.0510.0533.0475.0196.0612.0414.0235.0352.0268.0449.0362.0433.0601.0537.0427.0466.0442.0418.0305.0400.0418.0442.0307.0-451.0139.0441.0468.0252.0303.0330.0348.0NANANANA
us-gaap:IncomeTaxExpenseBenefit █▇▇▇▇▇▇▇▇▇█▇██▁██▇▇██▇█▇█▇████████▇▇█▇▇▇██▇▇██130.037.0-54.062.0-67.0-18.049.0-89.058.016.068.042.066.068.0-1203.092.0122.040.03.0145.089.027.069.041.0105.062.085.0162.0139.098.0115.0105.0101.066.058.045.0118.061.063.0-12.0116.0129.057.055.078.093.0NANANANA
us-gaap:InterestCreditedToPolicyholdersAccountBalances █████▇▇▆▅▅▄▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▃▂▂▂▁▁▁▂▂▂▂▁▂▂▁▁737.0737.0734.0732.0732.0725.0717.0705.0680.0678.0665.0652.0647.0653.0650.0647.0646.0647.0650.0642.0639.0633.0632.0622.0629.0625.0632.0631.0636.0633.0639.0627.0627.0622.0619.0610.0616.0625.0624.0625.0625.0614.0630.0623.0614.0618.0NANANANA
us-gaap:InterestExpenseDebt ▁▁▁▁▃▂▂▆▂▂▂▂▂▄▁▁▁▁█▁▂▂▂▁▂▂▁▁▁▁▂▁▁▁▂▂65.065.066.066.084.068.072.0113.070.071.069.069.068.091.063.063.063.064.0129.066.068.068.068.067.069.068.066.067.067.067.069.067.065.064.070.068.0NANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▇▅▅▆▃▄▆▃▆▅▆▆▆▆█▆▆▆▅▆▆▅▅▅▆▅▆▆▆▆▆▆▅▅▆▆▆▅▁▅▆▆▅▅▅▅▄▅▃▁642.0225.0143.0398.0-94.052.0431.0-161.0363.0252.0399.0490.0385.0367.0816.0418.0411.0435.0189.0467.0325.0208.0283.0227.0344.0300.0349.0439.0398.0329.0351.0337.0317.0239.0320.0402.0324.0245.0-513.0143.0325.0339.0196.0246.0255.0283.0102.0153.0-161.0-579.0
us-gaap:NetInvestmentIncome █▇▇▆▂▅▅▃▅▃▅▃▃▃▃▃▃▃▃▃▂▂▂▃▂▂▃▃▂▂▃▂▃▂▂▂▂▂▁▂▂▂▂▁▁▁1584.01510.01505.01458.01172.01375.01381.01235.01355.01251.01349.01271.01232.01233.01252.01239.01262.01238.01244.01259.01199.01172.01200.01254.01187.01187.01232.01212.01207.01208.01211.01180.01213.01150.01189.01146.01197.01166.01130.01151.01181.01191.01183.01132.01120.01106.0NANANANA
 us-gaap:NonoperatingIncomeExpense us-gaap:StatementEquityComponents us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest█▁5.03.0NA15.014.09.0NA14.012.08.0NA4.08.03.0NA0.00.07.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▆▁▅▄█▁▃▆▆▆▄▄▃▂▄▄▅▄▂▄▅▅▃▄▂▄▄▄▅▅▄▄▂▄▄▅▅▄1718.0-3170.01122.0486.04319.0-2669.0-575.01912.01883.02046.0-429.0-365.0-1032.0-1639.0371.0148.0864.0281.0-1811.0182.01264.01086.0-818.0-281.0-1709.0557.0174.0-277.0746.0890.0-187.0-143.0-1688.0-227.0-343.0771.0757.0-57.0NANANANANANANANANANANANA
us-gaap:OtherIncome ▂▂▂▂▂▂▂▂▂▂▁▂▂▁▁▂▁▁▁▁▁▁▁▁▂▁█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁192.0198.0169.0155.0181.0151.0160.0147.0149.0147.0135.0175.0160.0131.0136.0153.0127.0122.0130.0127.0119.0116.0129.0123.0145.0135.0563.0135.0133.0130.0140.0134.0127.0117.0125.0123.0124.0118.0116.0118.0123.0120.0121.0112.0117.0108.0NANANANA
us-gaap:PolicyholderBenefitsAndClaimsIncurredNet ▆▇▆█▅█▅█▆▅▇▅▅▄▃▃▃▃▃▂▃▄▃▄▃▃▄▃▃▃▂▂▂▂▂▂▂▂▂▁▂▂▁▂▂▁1930.02226.01967.02484.01725.02501.01768.02502.01852.01757.02140.01626.01661.01358.01321.01261.01287.01290.01230.0922.01208.01331.01261.01327.01220.01236.01404.01117.01079.01078.0968.0945.0991.0958.0923.0811.0945.0858.0818.0665.01028.0835.0789.0924.0838.0779.0NANANANA
us-gaap:PremiumsEarnedNet ██▇▇▇▇▇▇██▇▇▆▃▄▃▃▃▃▂▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁1398.01406.01364.01293.01342.01373.01343.01325.01398.01446.01336.01323.01165.0777.0874.0774.0801.0807.0735.0708.0728.0816.0848.0825.0782.0790.0752.0741.0755.0739.0687.0672.0674.0654.0637.0606.0630.0589.0573.0559.0594.0568.0555.0538.0551.0532.0NANANANA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▇▇▆█▅▇▇▇▇▆▇▁▁▁▆▅▆▅▅▅▅▅▅▆▅▅▆▅▅▅▅▅▅▅▅▅▅▄▄▄▄▄▄▄▄▄▄▃▃▄4851.04534.04135.05361.03517.04425.04344.04638.04310.03965.04531.0353.0334.0312.03669.03511.03577.03500.03255.03525.03307.03243.03171.03716.03381.03304.03685.03411.03282.03176.03122.03009.02999.02844.02964.02954.02899.02714.02570.02548.02804.02714.02662.02613.02605.02527.02403.02082.01882.02132.0
us-gaap:Revenues ▇▆▆█▄▆▆▇▆▅▆▆▅▄▅▄▄▄▄▄▄▄▄▅▄▄▅▄▄▄▃▃▃▃▃▃▃▃▂▂▃▃▃▂▂▂▂▁▁▂4851.04534.04135.05361.03517.04425.04344.04638.04310.03965.04531.04264.04020.03609.03669.03511.03577.03500.03255.03525.03307.03243.03171.03716.03381.03304.03685.03411.03282.03176.03122.03009.02999.02844.02964.02954.02899.02714.02570.02548.02804.02714.02662.02613.02605.02527.02403.02082.01882.02132.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:Assets █▇▇▇▆▆▆▆▆▆▅▅▅▄▄▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁380148.0366760.0365948.0347804.0339659.0318649.0334761.0325278.0322259.0314299.0298147.0303850.0298832.0279237.0281763.0276785.0271651.0267468.0261627.0266605.0263028.0255718.0251937.0249532.0255214.0258485.0253377.0248446.0249125.0241949.0236945.0229924.0223321.0224341.0218869.0215458.0211110.0208018.0202906.0197747.0201554.0198317.0193824.0NANANA177433.0NANANA
us-gaap:Liabilities ██▇▇▆▆▆▆▆▆▅▅▅▄▄▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁358403.0347167.0343249.0326255.0318928.0302074.0315072.0305279.0303804.0297882.0283797.0288780.0283655.0263252.0264441.0260471.0255655.0252495.0247149.0250282.0247108.0241060.0238320.0235131.0240515.0242262.0237637.0232994.0233674.0227463.0223493.0216535.0210004.0209479.0203896.0200221.0196928.0194757.0188742.0182828.0187968.0185227.0181018.0NANANA165733.0NANANA
us-gaap:LiabilitiesAndStockholdersEquity █▇▇▇▆▆▆▆▆▆▅▅▅▄▄▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁380148.0366760.0365948.0347804.0339659.0318649.0334761.0325278.0322259.0314299.0298147.0303850.0298832.0279237.0281763.0276785.0271651.0267468.0261627.0266605.0263028.0255718.0251937.0249532.0255214.0258485.0253377.0248446.0249125.0241949.0236945.0229924.0223321.0224341.0218869.0215458.0211110.0208018.0202906.0197747.0201554.0198317.0193824.0NANANA177433.0NANANA
us-gaap:StockholdersEquity ▇▆█▇▇▄▆▆▅▄▃▃▃▄▅▄▄▃▃▄▄▃▂▃▃▄▄▃▃▃▂▂▂▃▃▃▃▂▃▃▂▂▂▂▂▁▁21745.019593.022699.021549.020731.016575.019689.019999.018455.016417.014350.015070.015177.015985.017322.016314.015996.014973.014478.016323.015920.014658.013617.014401.014699.016223.015740.015452.015451.014486.013452.013389.013317.014862.014973.015237.014182.013261.014164.014919.013586.013090.012806.013559.012638.012368.011700.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▂▁▂▃▅█▃▃▄▁▂▁▂▂▁▂▂▂▃2389.01350.01708.02595.04201.06202.02563.02939.03314.01593.02345.01460.01775.02257.01628.01965.01978.01923.02722.0NANANA3146.0NANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:Goodwill ▃▃▃▃▃▃▃▃▃▃▃▃▃▁▁▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅████1778.01778.01778.01778.01778.01778.01778.01778.01778.01778.01782.01757.01750.01368.01368.02273.02273.02273.02273.02273.02273.02273.02273.02273.02273.02273.02273.02273.02273.02273.02273.02273.02273.02273.02273.02273.02273.02273.02273.03019.03019.03019.03019.0NANANA3013.0NANANA
us-gaap:OperatingLeaseRightOfUseAsset NANA182.0NANANA233.0205.0189.0197.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:EquitySecuritiesFvNi ▇▃▄▃▁▁▂▆█▅▂▃174.0123.0129.0122.087.083.0103.0158.0196.0153.099.0112.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:DebtCurrent ▄▄300.0300.0NANANANA300.0NANANANANANA250.0450.0NANANANANANANANANANA250.0250.0250.0250.0NA501.0503.0506.0706.0200.0200.0300.0300.0300.0550.0251.0351.0351.0NANANA350.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:LongTermDebt NANA6331.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA46.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA43.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA29.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA22.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA47.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:StockholdersEquity ▇▆█▇▇▄▆▆▅▄▃▃▃▄▅▄▄▃▃▄▄▃▂▃▃▄▄▃▃▃▂▂▂▃▃▃▃▂▃▃▂▂▂▂▂▁▁21745.019593.022699.021549.020731.016575.019689.019999.018455.016417.014350.015070.015177.015985.017322.016314.015996.014973.014478.016323.015920.014658.013617.014401.014699.016223.015740.015452.015451.014486.013452.013389.013317.014862.014973.015237.014182.013261.014164.014919.013586.013090.012806.013559.012638.012368.011700.0NANANA
 us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss▅▁█8026.06324.09611.0NA7850.03340.05983.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:RetainedEarningsAccumulatedDeficit █▇▇▇▇▇█▇█▇▇▇▇▇▇▆▆▆▅▅▅▅▅▅▅▄▄▄▄▃▃▃▂▂▂▂▁▁▂▃▃▂▂9245.08775.08686.08647.08327.08500.08854.08559.08878.08679.08551.08615.08302.08052.08399.07738.07511.07287.07043.07037.06716.06565.06474.06358.06286.06077.06022.05834.05513.05228.05013.04753.04487.04238.04044.03873.03493.03191.04126.04664.04536.04243.03934.0NANANA3316.0NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▇▅█▇▇▃▅▆▄▃▁▁▂▂▃▃▃▂▂▃▃▂▁▂▂▄▃▃▃▃▂▂▂▄▄▄▃▃▃▃▂▁▁7479.05761.08931.07809.07323.03004.05673.06248.04336.02453.0407.0836.01201.02233.03230.02859.02711.01847.01566.03377.03195.01931.0845.01663.01944.03653.03096.02922.03199.02453.01563.01750.01893.03581.03808.04150.03379.02622.02448.02463.01112.0783.0748.0NANANA-262.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▅▃▅▃▆▆▅▄▁▁▇▅▆▅▅▅▅▅▆▅▅▅▆▇▅▅█▆▅▅▅▆▅▄▆▅▅▅▅▅▆▅▆▅▅▆411.0-642.0193.0-630.0516.0455.0171.0-295.0-1231.0-1331.0909.0402.0492.0140.0179.0407.093.0109.0595.0144.0238.0295.0756.0905.0286.0296.01431.0724.0108.0263.0295.0449.0306.0-251.0603.052.0332.0282.0343.056.0538.0340.0576.0271.0308.0565.0NANANANA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅▆▂▂▁█▂▄█▅▄▄▄▆▅▅▆▅▄▅▇▆▄▇▅▅▆▆▆▆▅▅▅▅▄▅█▄▅█▆▅▄▅▅▅-806.0-712.0-3036.0-3081.0-4106.0742.0-3214.0-2226.01074.0-1133.0-1575.0-1867.0-1778.0-595.0-1404.0-780.0-505.0-1499.0-2054.0-1372.0467.0-707.0-2076.0-13.0-1099.0-1035.0-83.0-617.0-728.0-377.0-896.0-1011.0-1514.0-1289.0-1790.0-1045.0891.0-1913.0-1114.01061.0-705.0-1367.0-1718.0-1379.0-1044.0-1489.0NANANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▅▄▆▇▆▇█▇▆▆▅▅▄▄▄▃▃▃▄▃▂▃▃▃▁▃▄▂▃▁▃▃▃▃▄▂▃▃▃▄▄▃▃▄▄▂1434.0996.01956.02105.01589.02442.02667.02146.01878.01712.01551.01150.0804.01084.0888.0360.0467.0591.0737.0559.0231.0443.0694.0553.0-347.0307.0750.0205.0280.0-401.0315.0638.0675.0417.01044.0109.0518.0637.0448.0804.0863.0502.0336.0955.0991.0185.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▅▃▅▃▆▆▅▄▁▁▇▅▆▅▅▅▅▅▆▅▅▅▆▇▅▅█▆▅▅▅▆▅▄▆▅▅▅▅▅▆▅▆▅▅▆411.0-642.0193.0-630.0516.0455.0171.0-295.0-1231.0-1331.0909.0402.0492.0140.0179.0407.093.0109.0595.0144.0238.0295.0756.0905.0286.0296.01431.0724.0108.0263.0295.0449.0306.0-251.0603.052.0332.0282.0343.056.0538.0340.0576.0271.0308.0565.0NANANANA
us-gaap:NetIncomeLoss ▇▅▅▆▃▄▆▃▆▅▆▆▆▆█▆▆▆▅▆▆▅▅▅▆▅▆▆▆▆▆▆▅▅▆▆▆▅▁▅▆▆▅▅▅▅▄▅▃▁642.0225.0143.0398.0-94.052.0431.0-161.0363.0252.0399.0490.0385.0367.0816.0418.0411.0435.0189.0467.0325.0208.0283.0227.0344.0300.0349.0439.0398.0329.0351.0337.0317.0239.0320.0402.0324.0245.0-513.0143.0325.0339.0196.0246.0255.0283.0102.0153.0-161.0-579.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅▆▂▂▁█▂▄█▅▄▄▄▆▅▅▆▅▄▅▇▆▄▇▅▅▆▆▆▆▅▅▅▅▄▅█▄▅█▆▅▄▅▅▅-806.0-712.0-3036.0-3081.0-4106.0742.0-3214.0-2226.01074.0-1133.0-1575.0-1867.0-1778.0-595.0-1404.0-780.0-505.0-1499.0-2054.0-1372.0467.0-707.0-2076.0-13.0-1099.0-1035.0-83.0-617.0-728.0-377.0-896.0-1011.0-1514.0-1289.0-1790.0-1045.0891.0-1913.0-1114.01061.0-705.0-1367.0-1718.0-1379.0-1044.0-1489.0NANANANA
us-gaap:PaymentsToAcquireInvestments ▇▅▆▅█▅▆▆▃▆▅▅▃▁▃▁▂▄4470.03834.04067.03962.05142.03590.04011.04072.02839.04404.03834.03980.02816.02020.02683.01952.02355.03158.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▅▄▆▇▆▇█▇▆▆▅▅▄▄▄▃▃▃▄▃▂▃▃▃▁▃▄▂▃▁▃▃▃▃▄▂▃▃▃▄▄▃▃▄▄▂1434.0996.01956.02105.01589.02442.02667.02146.01878.01712.01551.01150.0804.01084.0888.0360.0467.0591.0737.0559.0231.0443.0694.0553.0-347.0307.0750.0205.0280.0-401.0315.0638.0675.0417.01044.0109.0518.0637.0448.0804.0863.0502.0336.0955.0991.0185.0NANANANA
us-gaap:ProceedsFromIssuanceOfLongTermDebt NANA0.00.0790.0499.0249.0NANANA0.0NANA1094.0NANANANANANANANANANANANANANANANA-4.0347.0NANA0.02.00.0298.00.00.0298.00.00.00.0NANANANANANA
 us-gaap:ProceedsFromIssuanceOfLongTermDebt us-gaap:DebtInstrument lnc:Libor150BpsTermLoanIssuedDue2022NANANA0.00.0500.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:ProceedsFromIssuanceOfLongTermDebt us-gaap:DebtInstrument lnc:SeniorNotes3.40NotesDue2031NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:ProceedsFromIssuanceOfLongTermDebt us-gaap:DebtInstrument lnc:SeniorNotes4.375NotesDue2050NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:RepaymentsOfLongTermDebt NANA0.00.0796.0300.0200.0NANANA0.0NANA487.0NANANANANANANANA0.00.0NANA0.00.0NANANANANANA20.0NANANA250.0275.00.00.0155.00.00.0250.0NANANANA
 us-gaap:RepaymentsOfLongTermDebt us-gaap:DebtInstrument lnc:Libor150BpsTermLoanIssuedDue2022NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RepaymentsOfLongTermDebt us-gaap:DebtInstrument lnc:Notes4.85Due2021NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RepaymentsOfLongTermDebt us-gaap:DebtInstrument lnc:SeniorNotes6.25Due2020NANANA0.00.0300.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PaymentsOfDividends ███████▇██▇▇▇▇▆▇▇▇▆▆▆▆▅▅▅▅▅▄▄▄▄▄▄▄▃▃▃▃▂▂▂▂▁▁▃▂81.080.078.077.077.079.076.074.076.077.072.072.073.072.064.066.067.065.058.058.062.060.051.051.050.052.044.042.042.042.031.032.032.033.024.021.023.023.014.016.015.016.03.03.021.015.0NANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock ▃▂▂▁▁▄▂▃▃▃█▃150.0105.050.00.00.0225.0100.0150.0150.0150.0625.0175.0NANA125.0200.0200.0200.0204.0200.0275.0200.0200.0200.0150.0350.0200.0150.0150.0150.0100.0100.0150.0100.092.0100.0150.0150.0201.0149.0151.075.025.00.00.00.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value189191192193193193196198200202205214217218218219222224226228232243247250252256259260263262262264268271275279285291301308313315
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value189191192193193193196198200202205214217218218219222224226228239239243247250252256259260263262262264268271275279285291301308313315
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockSharesOutstanding us-gaap:StatementClassOfStock

us-gaap:CommonStock


Common
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value192193193193196198200202205214217218218219222224226228232239243247250252256259260263262262264268271275279285291315
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.097.4100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value192193195193197201202205218221222223227230233239245253255260266268272273275278284289295311997683319915069322325683769314611633312
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value189191193193195199201204215217218220223225231236241249251255260262262263266270277282289304779641311391263315316726409304483369302
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value3.381.170.742.06-0.490.272.18-0.811.81.231.892.271.761.683.731.891.841.930.832.021.370.861.150.911.371.171.351.691.521.251.341.281.190.891.171.451.150.85-1.730.471.041.080.620.780.350.880.280.45-0.62-2.27
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value3.341.160.742.01-0.490.152.15-0.831.791.221.82.241.71.643.671.871.811.890.822.01.350.821.140.871.351.151.321.651.481.211.291.231.150.861.141.411.10.83-1.730.441.011.050.60.750.330.850.270.44-0.62-2.27
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Benefits Losses And Expenses

us-gaap:BenefitsLossesAndExpenses

us-gaap:BenefitsLossesAndExpenses


Benefits
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value40794272404649013678439138634888388936974064373235693174405730013044302530582913289330082820344829322942325328102745274926562567258125392564253624572407301924092363224624092310227521792269202019362795
Percentage of BenefitsLossesAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax84.194.297.891.4104.699.288.9105.490.293.289.71057.21068.61017.3110.685.585.186.493.982.687.592.888.992.886.789.088.382.483.686.685.185.386.189.386.585.884.888.7117.594.584.382.890.588.487.386.294.497.0102.9131.1

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value2360-2945.012658844225-2617.0-143.0175122462298-30.0125-647.0-1272.011865661275716-1618.064915891294-535.0-54.0-1365.085752316211441219164194-1371.012-1.011731081188-533.01590658336
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax48.6-65.030.616.5120.1-59.1-3.337.852.158.0-0.735.4-193.7-407.732.316.135.620.5-49.718.448.039.9-16.9-1.5-40.425.914.24.734.938.45.36.4-45.70.4-0.039.737.36.9-20.762.423.512.4

Gains Losses On Extinguishment Of Debt

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GainsLossesOnExtinguishmentOfDebt


Gains
Period End2020-12-312020-09-302019-12-312018-03-312012-12-312011-12-312010-12-31
Value0.00.00.0-23.0-5.00.0-5.0
Percentage of GainsLossesOnExtinguishmentOfDebt0.00.00.0100.0100.00.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.0-7.4-0.20.0-0.2

Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value77226289460-161.034481-250.0421268467532451435-388.0510533475196612414235352268449362433601537427466442418305400418442307-451.0139441468252303330348
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.95.82.28.6-4.60.811.1-5.49.86.810.3150.7135.0139.4-10.614.514.913.66.017.412.57.211.17.213.311.011.817.616.413.414.914.713.910.713.514.215.211.3-17.55.515.717.29.511.612.713.8

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments us-gaap:StatementEquityComponents

us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-06-302020-03-312018-03-312017-03-31
Value5.02.01.03.02.07.0
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments0.60.8-0.68.80.51.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.00.00.10.60.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Income
Period End2021-06-302021-03-312020-06-302020-03-312018-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-9.0-2.0-12.030-22.0-10.0-36.0-37.0-62.0-46.0-34.0-26.01.0177-7.0-6.0-4.0-5.0-25.0-32.0-25.0-14.0
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments-1.2-0.87.588.2-5.1-2.1-18.4-6.0-15.0-19.6-9.7-9.70.248.9-1.6-1.0-0.7-1.2-5.4-7.2-6.0-4.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.2-0.0-0.30.7-7.1-0.3-1.1-1.0-1.9-1.4-1.1-0.70.05.4-0.2-0.2-0.1-0.2-0.8-1.1-0.8-0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value13037-54.062-67.0-18.049-89.0581668426668-1203.092122403.0145892769411056285162139981151051016658451186163-12.011612957557893
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.70.8-1.31.2-1.9-0.41.1-1.91.30.41.511.919.821.8-32.82.63.41.10.14.12.70.82.21.13.11.92.34.74.23.13.73.53.42.32.01.54.12.22.5-0.54.14.82.12.13.03.7

us-gaap:IncomeTaxExpenseBenefit us-gaap:StatementEquityComponents

lnc:UnrealizedGainLossOnDerivativeInstruments


Income
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value4.05.00.01.016-3.0-3.0-1.0-2.0-1.0-2.00.00.0-2.0-1.0-1.0-1.0-2.0-1.0-1.0-2.0682.01.01.02.059-56.0
Percentage of IncomeTaxExpenseBenefit-7.48.1-0.0-5.632.73.4-5.2-6.2-2.9-2.40.20.00.0-5.0-33.3-0.7-1.1-7.4-1.4-2.4-1.9109.72.40.60.72.051.3-53.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.10.00.00.4-0.1-0.1-0.0-0.0-0.3-0.10.00.0-0.1-0.0-0.0-0.0-0.1-0.0-0.0-0.12.10.10.00.00.11.9-1.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:UnrealizedGainLossOnDerivativeInstruments0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Interest Credited To Policyholders Account Balances

us-gaap:InterestCreditedToPolicyholdersAccountBalances

us-gaap:InterestCreditedToPolicyholdersAccountBalances


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value737737734732732725717705680678665652647653650647646647650642639633632622629625632631636633639627627622619610616625624625625614630623614618
Percentage of InterestCreditedToPolicyholdersAccountBalances100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.216.317.813.720.816.416.515.215.817.114.7184.7193.7209.317.718.418.118.520.018.219.319.519.916.718.618.917.218.519.419.920.520.820.921.920.920.621.223.024.324.522.322.623.723.823.624.5

Interest Expense Debt

us-gaap:InterestExpenseDebt

us-gaap:InterestExpenseDebt


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value65656666846872113707169696891636363641296668686867696866676767696765647068
Percentage of InterestExpenseDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.31.41.61.22.41.51.72.41.61.81.519.520.429.21.71.81.81.84.01.92.12.12.11.82.02.11.82.02.02.12.22.22.22.32.42.3

us-gaap:InterestExpenseDebt us-gaap:DerivativeInstrumentRisk, us-gaap:StatementEquityComponents

us-gaap:InterestRateContract, us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest


Interest
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value6.06.08.05.03.01.00.01.04.0-1.03.04.05.04.0
Percentage of InterestExpenseDebt9.29.212.16.04.40.90.01.45.8-1.53.36.37.96.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.10.10.10.10.00.00.01.1-0.31.00.10.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:InterestRateContract us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value642225143398-94.052431-161.0363252399490385367816418411435189467325208283227344300349439398329351337317239320402324245-513.0143325339196246255283102153-161.0-579.0
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.25.03.57.4-2.71.29.9-3.58.46.48.8138.8115.3117.622.211.911.512.45.813.29.86.48.96.110.29.19.512.912.110.411.211.210.68.410.813.611.29.0-20.05.611.612.57.49.49.811.24.27.3-8.6-27.2

us-gaap:NetIncomeLoss us-gaap:ConsolidationItems

lnc:SegmentAcquisitionAndIntegrationCostsRelatedToMergersAndAcquisitionsAfterTaxReconcilingItem


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-27.04.0-3.04.0-183.031
Percentage of NetIncomeLoss-18.91.03.27.7-42.5-19.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.70.1-0.10.1-4.20.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:SegmentAcquisitionAndIntegrationCostsRelatedToMergersAndAcquisitionsAfterTaxReconcilingItem0.00.00.00.00.00.0

lnc:SegmentBenefitRatioUnlockingAfterTaxReconcilingItem


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value775517783282-349.091-2.0
Percentage of NetIncomeLoss12.024.4123.820.9-300.0-671.221.11.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.61.24.31.58.0-7.92.1-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:SegmentBenefitRatioUnlockingAfterTaxReconcilingItem0.00.00.00.00.00.00.00.0

lnc:SegmentExcludedRealizedGainLossAfterTaxReconcilingItem


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-43.0-180.0-414.0452-548.0-60.0-135.0-49.0
Percentage of NetIncomeLoss-6.7-80.0-289.5113.6583.0-115.4-31.330.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.9-4.0-10.08.4-15.6-1.4-3.1-1.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:SegmentExcludedRealizedGainLossAfterTaxReconcilingItem0.00.00.00.00.00.00.00.0

lnc:SegmentGainLossOnEarlyExtinguishmentOfDebtAfterTaxReconcilingItem


Net
Period End2020-12-312020-09-302020-06-302019-12-312019-09-30
Value0.00.0-12.00.0-33.0
Percentage of NetIncomeLoss0.00.012.80.020.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.0-0.30.0-0.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:SegmentGainLossOnEarlyExtinguishmentOfDebtAfterTaxReconcilingItem0.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:StatementBusinessSegments

lnc:AnnuitiesSegment


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value323290289196237261268169266250258302275267265277251281
Percentage of NetIncomeLoss50.3128.9202.149.2-252.1501.962.2-105.073.399.264.761.671.472.832.566.361.164.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.76.47.03.76.75.96.23.66.26.35.785.682.385.67.27.97.08.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:AnnuitiesSegment0.00.00.00.00.00.00.00.00.00.00.0117.5109.1105.50.00.00.00.0

lnc:GroupProtectionSegment


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value46-26.0-42.06.0394054616855506345292041357.0
Percentage of NetIncomeLoss7.2-11.6-29.41.5-41.576.912.5-37.918.721.812.512.911.77.92.59.88.51.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.9-0.6-1.00.11.10.91.21.31.61.41.117.813.59.30.51.21.00.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:GroupProtectionSegment0.00.00.00.00.00.00.00.00.00.00.0153.7166.7580.00.00.00.00.0

lnc:LifeSegment


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value255107143-311.0-37.0171180-245.0168157175176150144152121133130
Percentage of NetIncomeLoss39.747.6100.0-78.139.4328.841.8152.246.362.343.935.939.039.218.628.932.429.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.32.43.5-5.8-1.13.94.1-5.33.94.03.949.944.946.24.13.43.73.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:LifeSegment0.00.00.00.00.00.00.00.00.00.00.02200.01875.01800.00.00.00.00.0

lnc:OtherOperations


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-78.0-78.0-93.0-74.0-82.0-47.0-67.0-75.0-66.0-60.0-54.0-71.0-59.0-42.0-37.0-20.0-37.0-13.0
Percentage of NetIncomeLoss-12.1-34.7-65.0-18.687.2-90.4-15.546.6-18.2-23.8-13.5-14.5-15.3-11.4-4.5-4.8-9.0-3.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.6-1.7-2.2-1.4-2.3-1.1-1.5-1.6-1.5-1.5-1.2-20.1-17.7-13.5-1.0-0.6-1.0-0.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:OtherOperations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

lnc:RetirementPlanServicesSegment


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value625749503040474442394640434340353737
Percentage of NetIncomeLoss9.725.334.312.6-31.976.910.9-27.311.615.511.58.211.211.74.98.49.08.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.31.31.20.90.90.91.10.91.01.01.011.312.913.81.11.01.01.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:RetirementPlanServicesSegment0.00.00.00.00.00.00.00.00.00.00.085.191.593.50.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest


Net
Period End2021-06-302021-03-312020-06-302020-03-312018-03-312017-03-31
Value4.02.01.02.02.05.0
Percentage of NetIncomeLoss0.60.9-1.13.80.51.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.00.00.00.60.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Net
Period End2021-06-302021-03-312020-06-302020-03-312018-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-7.0-2.0-10.024-17.0-6.0-24.0-24.0-40.0-30.0-22.0-17.01.0115-4.0-4.0-3.0-3.0-16.0-21.0-16.0-9.0
Percentage of NetIncomeLoss-1.1-0.910.646.2-4.6-1.4-12.7-5.1-12.3-14.4-7.8-7.50.338.3-1.1-0.9-0.8-0.9-4.6-6.2-5.0-3.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.0-0.30.5-5.4-0.2-0.7-0.7-1.2-0.9-0.7-0.50.03.5-0.1-0.1-0.1-0.1-0.5-0.7-0.5-0.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value642225143398-94.052432-161.0363252399490385367815418411435193466325208283227344300349439398329351337317239342402324245-514.0143326339195246256283
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.2100.0100.0100.0100.0100.0100.0100.099.9100.0100.0100.0102.199.8100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0106.9100.0100.0100.0100.2100.0100.3100.099.5100.0100.4100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.25.03.57.4-2.71.29.9-3.58.46.48.8138.8115.3117.622.211.911.512.45.913.29.86.48.96.110.29.19.512.912.110.411.211.210.68.411.513.611.29.0-20.05.611.612.57.39.49.811.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Investment Income

us-gaap:NetInvestmentIncome

us-gaap:NetInvestmentIncome


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1584151015051458117213751381123513551251134912711232123312521239126212381244125911991172120012541187118712321212120712081211118012131150118911461197116611301151118111911183113211201106
Percentage of NetInvestmentIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.733.336.427.233.331.131.826.631.431.629.8360.1368.9395.234.135.335.335.438.235.736.336.137.833.735.135.933.435.536.838.038.839.240.440.440.138.841.343.044.045.242.143.944.443.343.043.8

us-gaap:NetInvestmentIncome us-gaap:DerivativeInstrumentRisk, us-gaap:StatementEquityComponents

us-gaap:ForeignExchangeContract, us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value1110.024111110.08.07.07.06.05.03.05.04.0
Percentage of NetInvestmentIncome0.70.71.60.90.80.80.60.60.60.50.40.20.40.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.20.40.30.20.20.20.22.01.81.60.10.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ForeignExchangeContract us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:InterestRateContract, us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest


Net
Period End2021-06-302021-03-312020-09-302019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value0.01.01.00.01.01.01.01.01.01.00.02.0
Percentage of NetInvestmentIncome0.00.10.10.00.10.10.10.10.10.10.00.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.00.00.30.30.30.00.00.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:InterestRateContract us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.0

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense us-gaap:StatementEquityComponents

us-gaap:NonoperatingIncomeExpense

us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest


Nonoperating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value5.03.015149.014128.04.08.03.00.00.07.0
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.10.30.40.20.30.30.21.12.41.00.00.00.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value1718-3170.011224864319-2669.0-575.0191218832046-429.0-365.0-1032.0-1639.0371148864281-1811.018212641086-818.0-281.0-1709.0557174-277.0746890-187.0-143.0-1688.0-227.0-343.0771757-57.0
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.4-69.927.19.1122.8-60.3-13.241.243.751.6-9.5-103.4-309.0-525.310.14.224.28.0-55.65.238.233.5-25.8-7.6-50.516.94.7-8.122.728.0-6.0-4.8-56.3-8.0-11.626.126.1-2.1

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value1718-3170.011224864319-2669.0-575.0191218832046-429.0-365.0-1032.0-1639.0371148864281-1811.018212641086-818.0-281.0-1709.0557174-277.0746890-187.0-143.0-1688.0-227.0-343.0771757-57.0
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.4-69.927.19.1122.8-60.3-13.241.243.751.6-9.5-103.4-309.0-525.310.14.224.28.0-55.65.238.233.5-25.8-7.6-50.516.94.7-8.122.728.0-6.0-4.8-56.3-8.0-11.626.126.1-2.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Income

us-gaap:OtherIncome

us-gaap:OtherIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value192198169155181151160147149147135175160131136153127122130127119116129123145135563135133130140134127117125123124118116118123120121112117108
Percentage of OtherIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.04.44.12.95.13.43.73.23.53.73.049.647.942.03.74.43.63.54.03.63.63.64.13.34.34.115.34.04.14.14.54.54.24.14.24.24.34.34.54.64.44.44.54.34.54.3

Policyholder Benefits And Claims Incurred Net

us-gaap:PolicyholderBenefitsAndClaimsIncurredNet

us-gaap:PolicyholderBenefitsAndClaimsIncurredNet


Policyholder
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value193022261967248417252501176825021852175721401626166113581321126112871290123092212081331126113271220123614041117107910789689459919589238119458588186651028835789924838779
Percentage of PolicyholderBenefitsAndClaimsIncurredNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax39.849.147.646.349.056.540.753.943.044.347.2460.6497.3435.336.035.936.036.937.826.236.541.039.835.736.137.438.132.732.933.931.031.433.033.731.127.532.631.631.826.136.730.829.635.432.230.8

Premiums Earned Net

us-gaap:PremiumsEarnedNet

us-gaap:PremiumsEarnedNet


Premiums
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1398140613641293134213731343132513981446133613231165777874774801807735708728816848825782790752741755739687672674654637606630589573559594568555538551532
Percentage of PremiumsEarnedNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax28.831.033.024.138.231.030.928.632.436.529.5374.8348.8249.023.822.022.423.122.620.122.025.226.722.223.123.920.421.723.023.322.022.322.523.021.520.521.721.722.321.921.220.920.820.621.221.1

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value48514534413553613517442543444638431039654531353334312366935113577350032553525330732433171371633813304368534113282317631223009299928442964295428992714257025482804271426622613260525272403208218822132
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value48514534413553613517442543444638431039654531426440203609366935113577350032553525330732433171371633813304368534113282317631223009299928442964295428992714257025482804271426622613260525272403208218822132
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.01207.91203.61156.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ConsolidationItems

lnc:AmortizationOfDfelAssociatedWithBenefitRatioUnlockingPreTax


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value1.01.04.01.02.0-9.03.0-1.0
Percentage of Revenues0.00.00.10.00.1-0.20.1-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.10.00.1-0.20.1-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:AmortizationOfDfelAssociatedWithBenefitRatioUnlockingPreTax0.00.00.00.00.00.00.00.0

lnc:ExcludedRealizedGainLossPreTaxReconcilingItem


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-53.0-229.0-523.0572-694.0-75.0-171.0-61.0
Percentage of Revenues-1.1-5.1-12.610.7-19.7-1.7-3.9-1.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.1-5.1-12.610.7-19.7-1.7-3.9-1.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:ExcludedRealizedGainLossPreTaxReconcilingItem0.00.00.00.00.00.00.00.0

us-gaap:Revenues us-gaap:StatementBusinessSegments

lnc:AnnuitiesSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-06-30
Value12491204116311261037112911531117115611741086111811061073116710731076106110101000983103910791060991989967944926909885842817777765745734731735
Percentage of Revenues25.726.628.121.029.525.526.524.126.829.624.026.227.529.731.830.630.130.331.028.429.732.034.028.529.329.926.227.728.228.628.328.027.227.325.825.225.326.926.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax25.726.628.121.029.525.526.524.126.829.624.0316.7331.1343.931.830.630.130.331.028.429.732.034.028.529.329.926.227.728.228.628.328.027.227.325.825.225.326.926.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:AnnuitiesSegment0.00.00.00.00.00.00.00.00.00.0432.7435.0438.9424.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

lnc:GroupProtectionSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-06-30
Value124712541185118411991224115811371155113811391128937553555564541541537534525534565570617605616598621610575561575550531517540504501
Percentage of Revenues25.727.728.722.134.127.726.724.526.828.725.126.523.315.315.116.115.115.516.515.115.916.517.815.318.218.316.717.518.919.218.418.619.219.317.917.518.618.617.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax25.727.728.722.134.127.726.724.526.828.725.1319.5280.5177.215.116.115.115.516.515.115.916.517.815.318.218.316.717.518.919.218.418.619.219.317.917.518.618.617.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:GroupProtectionSegment0.00.00.00.00.00.00.00.00.00.02778.02751.23470.411060.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

lnc:LifeSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-06-30
Value202919391929212716391821183820981802170018161766168016601684161416551606160016301538147813481727144314321857144613631337134313011284124512941296123712271229
Percentage of Revenues41.842.846.739.746.641.242.345.241.842.940.141.441.846.045.946.046.345.949.246.246.545.642.546.542.743.350.442.441.542.143.043.242.843.843.743.942.745.243.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax41.842.846.739.746.641.242.345.241.842.940.1500.3503.0532.145.946.046.345.949.246.246.545.642.546.542.743.350.442.441.542.143.043.242.843.843.743.942.745.243.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:LifeSegment0.00.00.00.00.00.00.00.00.00.022700.022075.021000.020750.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

lnc:OtherOperations


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-06-30
Value4538544052385450585753565867676567888884798287969695117103106106113100102102103101113106114
Percentage of Revenues0.90.81.30.71.50.91.21.11.31.41.21.31.41.91.81.91.92.52.72.42.42.52.72.62.82.93.23.03.23.33.63.33.43.63.53.43.93.94.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.90.81.30.71.50.91.21.11.31.41.215.917.421.51.81.91.92.52.72.42.42.52.72.62.82.93.23.03.23.33.63.33.43.63.53.43.93.94.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:OtherOperations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

lnc:RetirementPlanServicesSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-06-30
Value333327324311282297310298299293300294292292302291290282284282270267275282270273277272270271271269271260259255258252260
Percentage of Revenues6.97.27.85.88.06.77.16.46.97.46.66.97.38.18.28.38.18.18.78.08.28.28.77.68.08.37.58.08.28.58.78.99.09.18.78.68.99.39.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.97.27.85.88.06.77.16.46.97.46.683.387.493.68.28.38.18.18.78.08.28.28.77.68.08.37.58.08.28.58.78.99.09.18.78.68.99.39.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:RetirementPlanServicesSegment0.00.00.00.00.00.00.00.00.00.0681.8625.5621.3634.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value380148366760365948347804339659318649334761325278322259314299298147303850298832279237281763276785271651267468261627266605263028255718251937249532255214258485253377248446249125241949236945229924223321224341218869215458211110208018202906197747201554198317193824177433
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidatedEntities

srt:ParentCompany


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-31
Value31767274622128823716
Percentage of Assets8.78.27.18.4
Percentage of Assets8.78.27.18.4
Percentage of Assets srt:ParentCompany100.0100.0100.0100.0

us-gaap:Assets us-gaap:StatementBusinessSegments

lnc:AnnuitiesSegment


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value18467816744314545814472113381713064113031612026710690696866
Percentage of Assets50.550.048.851.451.151.951.450.848.847.7
Percentage of Assets50.550.048.851.451.151.951.450.848.847.7
Percentage of Assets lnc:AnnuitiesSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:GroupProtectionSegment


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value10201946784954033400741824238386537333429
Percentage of Assets2.82.82.81.41.51.71.71.61.71.7
Percentage of Assets2.82.82.81.41.51.71.71.61.71.7
Percentage of Assets lnc:GroupProtectionSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:LifeSegment


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value101941925618153381381760837106270493656396411559711
Percentage of Assets27.927.627.328.929.128.227.827.729.329.4
Percentage of Assets27.927.627.328.929.128.227.827.729.329.4
Percentage of Assets lnc:LifeSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:OtherOperations


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value23756251062692514556133761340314652148051346412859
Percentage of Assets6.57.59.05.25.15.35.86.26.26.3
Percentage of Assets6.57.59.05.25.15.35.86.26.26.3
Percentage of Assets lnc:OtherOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:RetirementPlanServicesSegment


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value45372401843573637072343443264933678323693065128626
Percentage of Assets12.412.012.013.213.113.013.313.714.014.1
Percentage of Assets12.412.012.013.213.113.013.313.714.014.1
Percentage of Assets lnc:RetirementPlanServicesSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value358403347167343249326255318928302074315072305279303804297882283797288780283655263252264441260471255655252495247149250282247108241060238320235131240515242262237637232994233674227463223493216535210004209479203896200221196928194757188742182828187968185227181018165733
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets94.394.793.893.893.994.894.193.994.394.895.295.094.994.393.994.194.194.494.593.993.994.394.694.294.293.793.893.893.894.094.394.294.093.493.292.993.393.693.092.593.393.493.493.4

us-gaap:Liabilities us-gaap:ConsolidatedEntities

srt:ParentCompany


Liabilitiesus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-31
Value9068777369386394
Percentage of Liabilities2.62.52.42.4
Percentage of Assets2.52.32.32.3
Percentage of Assets srt:ParentCompany28.528.332.627.0

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value380148366760365948347804339659318649334761325278322259314299298147303850298832279237281763276785271651267468261627266605263028255718251937249532255214258485253377248446249125241949236945229924223321224341218869215458211110208018202906197747201554198317193824177433
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LiabilitiesAndStockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany


Liabilities
Period End2020-12-312019-12-312018-12-312017-12-31
Value31767274622128823716
Percentage of LiabilitiesAndStockholdersEquity8.78.27.18.4
Percentage of Assets8.78.27.18.4
Percentage of Assets srt:ParentCompany100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value21745195932269921549207311657519689199991845516417143501507015177159851732216314159961497314478163231592014658136171440114699162231574015452154511448613452133891331714862149731523714182132611416414919135861309012806135591263812368117007977
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.75.36.26.26.15.25.96.15.75.24.85.05.15.76.15.95.95.65.56.16.15.75.45.85.86.36.26.26.26.05.75.86.06.66.87.16.76.47.07.56.76.66.60.00.00.06.60.0

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-31
Value22699196891435017322
Percentage of StockholdersEquity100.0100.0100.0100.0
Percentage of Assets6.25.94.86.1
Percentage of Assets srt:ParentCompany71.571.767.473.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value747957618931780973233004567362484336245340783612012233323028592711184715663377319519318451663194436533096292231992453156317501893358138084150337926222448246311127837481662938302-262.0-2803.0225
Percentage of StockholdersEquity34.429.439.336.235.318.128.831.223.514.92.85.57.914.018.617.516.912.310.820.720.113.26.211.513.222.519.718.920.716.911.613.114.224.125.427.223.819.817.316.58.26.05.812.37.42.4-2.2-35.10.0
Percentage of Assets2.01.62.42.22.20.91.71.91.30.80.10.30.40.81.11.01.00.70.61.31.20.80.30.70.81.41.21.21.31.00.70.80.81.61.71.91.61.31.21.20.60.40.40.00.00.0-0.10.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value5021505750825093508150715162519252415285539256195674570056935717577458395869590960096162629863806469649366226696673968056876688669377043712172147310744875907792793880648124814281887845784070357200
Percentage of StockholdersEquity23.125.822.423.624.530.626.226.028.432.237.637.337.435.732.935.036.139.040.536.237.742.046.344.344.040.042.143.343.647.051.151.452.147.447.647.351.556.253.652.258.461.663.460.064.863.467.088.20.0
Percentage of Assets1.31.41.41.51.51.61.51.61.61.71.81.81.92.02.02.12.12.22.22.22.32.42.52.62.52.52.62.72.72.82.93.03.13.13.33.33.53.63.73.93.94.14.20.00.00.04.40.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value9245877586868647832785008854855988788679855186158302805283997738751172877043703767166565647463586286607760225834551352285013475344874238404438733493319141264664453642433934375535123409331637454293
Percentage of StockholdersEquity42.544.838.340.140.251.345.042.848.152.959.657.254.750.448.547.447.048.748.643.142.244.847.544.142.837.538.337.835.736.137.335.533.728.527.025.424.624.129.131.333.432.430.727.727.827.628.346.90.0
Percentage of Assets2.42.42.42.52.52.72.62.62.82.82.92.82.82.93.02.82.82.72.72.62.62.62.62.52.52.42.42.32.22.22.12.12.01.91.81.81.71.52.02.42.32.12.00.00.00.01.90.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value23891350170825954201620225632939331415932345146017752257162819651978192327223146
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.60.40.50.71.21.90.80.91.00.50.80.50.60.80.60.70.70.71.01.2

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents us-gaap:CededCreditRisk

lnc:AtheneHoldingLtd.


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value18281921177637862
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents7.66.05.44.51.86.12.4
Percentage of Assets0.00.00.00.00.00.10.0
Percentage of Assets lnc:AtheneHoldingLtd.0.00.00.00.00.00.00.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents us-gaap:ConsolidatedEntities

srt:ParentCompany


Cash
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value114577420620611681
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents6.722.517.938.122.421.6
Percentage of Assets0.00.20.10.20.20.3
Percentage of Assets srt:ParentCompany0.42.12.02.60.00.0

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value17781778177817781778177817781778177817781782175717501368136822732273227322732273227322732273227322732273227322732273227322732273227322732273227322732273227330193019301930193013
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.50.50.50.50.50.60.50.50.60.60.60.60.60.50.50.80.80.80.90.90.90.90.90.90.90.90.90.90.90.91.01.01.01.01.01.11.11.11.11.51.51.51.61.7

us-gaap:Goodwill us-gaap:StatementBusinessSegments

lnc:AnnuitiesSegment


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value4404404404404404404404404401040
Percentage of Goodwill24.724.724.732.219.419.419.419.419.445.8
Percentage of Assets0.10.10.10.20.20.20.20.20.20.5
Percentage of Assets lnc:AnnuitiesSegment0.20.30.30.30.30.30.30.40.41.1

lnc:GroupProtectionSegment


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value684684688274274274274274274274
Percentage of Goodwill38.538.538.620.012.112.112.112.112.112.1
Percentage of Assets0.20.20.20.10.10.10.10.10.10.1
Percentage of Assets lnc:GroupProtectionSegment6.77.28.16.86.86.66.57.17.38.0

lnc:LifeSegment


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value634634634634153915391539153915392188
Percentage of Goodwill35.735.735.646.367.767.767.767.767.796.3
Percentage of Assets0.20.20.20.20.60.60.60.60.71.1
Percentage of Assets lnc:LifeSegment0.60.70.80.82.02.22.22.32.43.7

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value182233205189197
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0
Percentage of Assets0.00.10.10.10.1

Equity Securities Fv Ni

us-gaap:EquitySecuritiesFvNi

us-gaap:EquitySecuritiesFvNi


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value174123129122878310315819615399112
Percentage of EquitySecuritiesFvNi100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.10.00.00.0

us-gaap:EquitySecuritiesFvNi us-gaap:CededCreditRisk

lnc:AtheneHoldingLtd.


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value20201717151414
Percentage of EquitySecuritiesFvNi11.516.313.213.917.216.913.6
Percentage of Assets0.00.00.00.00.00.00.0
Percentage of Assets lnc:AtheneHoldingLtd.0.00.00.00.00.00.00.0

us-gaap:EquitySecuritiesFvNi us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value174123129122878310315819615399112
Percentage of EquitySecuritiesFvNi100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.10.00.00.0
Percentage of Assets us-gaap:CarryingReportedAmountFairValueDisclosure0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value174123129122878310315819615399112
Percentage of EquitySecuritiesFvNi100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.10.00.00.0
Percentage of Assets us-gaap:EstimateOfFairValueFairValueDisclosure0.00.00.00.00.00.00.00.00.00.00.00.0

Other Assets

us-gaap:OtherAssets

us-gaap:OtherAssets


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1746517298159601566715905162461617015939161961637315713964489216313608255075099511950065152513436713483345036472901284534143760382227302709265525692580250224752486253633143308329333693831
Percentage of OtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.64.74.44.54.75.14.84.95.05.25.33.23.02.32.22.01.91.91.91.92.01.41.41.41.41.11.11.41.51.61.21.21.21.11.21.21.21.21.21.71.61.71.72.2

us-gaap:OtherAssets us-gaap:CededCreditRisk

lnc:AtheneHoldingLtd.


Other
Period End2021-06-302021-03-312020-12-312020-09-30
Value136.03.03.0
Percentage of OtherAssets0.10.00.00.0
Percentage of Assets0.00.00.00.0
Percentage of Assets lnc:AtheneHoldingLtd.0.00.00.00.0

us-gaap:OtherAssets us-gaap:ConsolidatedEntities

srt:ParentCompany


Other
Period End2020-12-312019-12-312018-12-312017-12-31
Value83285916
Percentage of OtherAssets0.50.20.40.3
Percentage of Assets0.00.00.00.0
Percentage of Assets srt:ParentCompany0.30.10.30.1

Debt Current

us-gaap:DebtCurrent

us-gaap:DebtCurrent


Debt
Period End2021-06-302021-03-312019-12-312018-03-312017-12-312015-03-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value300300300250450250250250250501503506706200200300300300550251351351350
Percentage of DebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.10.20.10.10.10.10.20.20.20.30.10.10.10.10.10.30.10.20.20.2

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2020-12-31
Value6331
Percentage of LongTermDebt100.0
Percentage of Assets1.7

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value46
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0
Percentage of Assets0.0

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-31
Value43
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0
Percentage of Assets0.0

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-31
Value29
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0
Percentage of Assets0.0

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value22
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.0

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value47
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets0.0

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value194240211198204
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.10.1

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value238
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0
Percentage of Assets0.1

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-31
Value44
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0
Percentage of Assets0.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-31
Value21745195932269921549207311657519689199991845516417143501507015177159851732216314159961497314478163231592014658136171440114699162231574015452154511448613452133891331714862149731523714182132611416414919135861309012806135591263812368117007977
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.75.36.26.26.15.25.96.15.75.24.85.05.15.76.15.95.95.65.56.16.15.75.45.85.86.36.26.26.26.05.75.86.06.66.87.16.76.47.07.56.76.66.60.00.00.06.60.0

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-31
Value22699196891435017322
Percentage of StockholdersEquity100.0100.0100.0100.0
Percentage of Assets6.25.94.86.1
Percentage of Assets srt:ParentCompany71.571.767.473.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value747957618931780973233004567362484336245340783612012233323028592711184715663377319519318451663194436533096292231992453156317501893358138084150337926222448246311127837481662938302-262.0-2803.0225
Percentage of StockholdersEquity34.429.439.336.235.318.128.831.223.514.92.85.57.914.018.617.516.912.310.820.720.113.26.211.513.222.519.718.920.716.911.613.114.224.125.427.223.819.817.316.58.26.05.812.37.42.4-2.2-35.10.0
Percentage of Assets2.01.62.42.22.20.91.71.91.30.80.10.30.40.81.11.01.00.70.61.31.20.80.30.70.81.41.21.21.31.00.70.80.81.61.71.91.61.31.21.20.60.40.40.00.00.0-0.10.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value5021505750825093508150715162519252415285539256195674570056935717577458395869590960096162629863806469649366226696673968056876688669377043712172147310744875907792793880648124814281887845784070357200
Percentage of StockholdersEquity23.125.822.423.624.530.626.226.028.432.237.637.337.435.732.935.036.139.040.536.237.742.046.344.344.040.042.143.343.647.051.151.452.147.447.647.351.556.253.652.258.461.663.460.064.863.467.088.20.0
Percentage of Assets1.31.41.41.51.51.61.51.61.61.71.81.81.92.02.02.12.12.22.22.22.32.42.52.62.52.52.62.72.72.82.93.03.13.13.33.33.53.63.73.93.94.14.20.00.00.04.40.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value9245877586868647832785008854855988788679855186158302805283997738751172877043703767166565647463586286607760225834551352285013475344874238404438733493319141264664453642433934375535123409331637454293
Percentage of StockholdersEquity42.544.838.340.140.251.345.042.848.152.959.657.254.750.448.547.447.048.748.643.142.244.847.544.142.837.538.337.835.736.137.335.533.728.527.025.424.624.129.131.333.432.430.727.727.827.628.346.90.0
Percentage of Assets2.42.42.42.52.52.72.62.62.82.82.92.82.82.93.02.82.82.72.72.62.62.62.62.52.52.42.42.32.22.22.12.12.01.91.81.81.71.52.02.42.32.12.00.00.00.01.90.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

lnc:UnrealizedGainLossOnDerivativeInstruments


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value-270.0-284.0-402.0-182.08.0-11.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0
Percentage of Assets-0.1-0.1-0.1-0.10.0-0.0
Percentage of Assets lnc:UnrealizedGainLossOnDerivativeInstruments0.00.00.00.00.00.0

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value-267.0-269.0-266.0-317.0-317.0-327.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest98.994.766.2174.2-3962.52972.7
Percentage of Assets-0.1-0.1-0.1-0.1-0.1-0.1
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value802663249611785033405983
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-2972.6-2226.8-2390.8-4313.241750.0-54390.9
Percentage of Assets2.11.72.62.31.01.8
Percentage of Assets us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-31
Value-10.0-10.0-12.0-28.0-27.0-17.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest3.73.53.015.4-337.5154.5
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.0

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value92458775868686478327850088548559887886798551861583028052839977387511728770437037671665656474635862866077602258345513522850134753448742384044387334933191412646644536424339343316
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.42.42.42.52.52.72.62.62.82.82.92.82.82.93.02.82.82.72.72.62.62.62.62.52.52.42.42.32.22.22.12.12.01.91.81.81.71.52.02.42.32.12.01.9

us-gaap:RetainedEarningsAccumulatedDeficit us-gaap:ConsolidatedEntities

srt:ParentCompany


Retained
Period End2020-12-312019-12-312018-12-312017-12-31
Value8686885485518399
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0
Percentage of Assets2.42.62.93.0
Percentage of Assets srt:ParentCompany27.332.240.235.4

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value74795761893178097323300456736248433624534078361201223332302859271118471566337731951931845166319443653309629223199245315631750189335813808415033792622244824631112783748-262.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.01.62.42.22.20.91.71.91.30.80.10.30.40.81.11.01.00.70.61.31.20.80.30.70.81.41.21.21.31.00.70.80.81.61.71.91.61.31.21.20.60.40.4-0.1

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:ConsolidatedEntities

srt:ParentCompany


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-31
Value893156734073230
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0
Percentage of Assets2.41.70.11.1
Percentage of Assets srt:ParentCompany28.120.71.913.6

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

lnc:UnrealizedGainLossOnDerivativeInstruments


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value-270.0-284.0-402.0-272.0-182.08.0-11.05391991399269-60.0-29.0-14.0224349-41.010.03413215220921813922121623925627025920316317715089119-11.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax-3.6-4.9-4.5-3.5-2.50.3-0.20.82.14.034.211.05.7-2.7-0.9-0.50.82.33.1-1.20.31.815.69.110.86.04.57.66.89.716.415.413.75.74.34.34.43.44.9-1.5
Percentage of Assets-0.1-0.1-0.1-0.1-0.10.0-0.00.00.00.00.00.00.0-0.0-0.0-0.00.00.00.0-0.00.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.00.1-0.0
Percentage of Assets lnc:UnrealizedGainLossOnDerivativeInstruments0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Accumulated
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value-266.0-323.0-317.0-317.0-327.0-295.0-299.0-300.0-299.0-282.0-283.0-292.0-257.0-274.0-272.0-267.0-265.0-287.0-288.0-297.0-299.0-275.0-279.0-272.0-279.0-217.0-222.0-220.0-219.0-301.0-310.0-306.0-310.0-279.0-277.0-279.0-278.0-181.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax-3.0-4.1-4.3-10.6-5.8-4.7-6.9-12.2-73.5-33.7-23.6-13.1-8.0-9.6-10.0-14.5-16.9-8.5-9.0-15.4-35.4-16.5-14.4-7.4-9.0-7.4-6.9-9.0-14.0-17.2-16.4-8.5-8.1-6.7-8.2-10.6-11.4-24.2
Percentage of Assets-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Accumulated
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value961184257850334059836482453326495571007139425563486312329452067178437033481219599117251945377632972993328225231609187020333777406643533627293329471176
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax107.6107.9107.2111.2105.5103.7104.5108.0136.9120.5116.1114.5107.9109.2108.6111.9113.9109.7109.0113.7117.3103.7100.1103.4106.5102.4102.6102.9102.9106.9107.4105.5106.8104.9107.3111.9120.4157.2
Percentage of Assets2.62.42.31.01.82.01.40.80.20.30.50.91.21.11.10.80.71.41.30.90.40.70.81.51.31.21.31.00.70.80.91.71.92.01.71.41.50.6
Percentage of Assets us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Accumulated
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value-12.0-21.0-28.0-27.0-17.0-28.0-23.0-20.0-23.0-20.0-18.0-9.0-14.0-16.0-20.0-25.0-27.0-20.0-18.0-7.0-5.0-2.03.0-4.0-3.0-10.0-10.0-10.0-5.0-5.0-5.0-6.0-4.0-3.0-4.0-2.01.01.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax-0.1-0.3-0.4-0.9-0.3-0.4-0.5-0.8-5.7-2.4-1.5-0.4-0.4-0.6-0.7-1.4-1.7-0.6-0.6-0.4-0.6-0.10.2-0.1-0.1-0.3-0.3-0.4-0.3-0.3-0.3-0.2-0.1-0.1-0.1-0.10.00.1
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.0
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value411-642.0193-630.0516455171-295.0-1231.0-1331.0909402492140179407931095951442382957569052862961431724108263295449306-251.06035233228234356538340576271308565
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.5-14.24.7-11.814.710.33.9-6.4-28.6-33.620.1113.9147.344.94.911.62.63.118.34.17.29.123.824.48.59.038.821.23.38.39.414.910.2-8.820.31.811.510.413.32.219.212.521.610.411.822.4

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-806.0-712.0-3036.0-3081.0-4106.0742-3214.0-2226.01074-1133.0-1575.0-1867.0-1778.0-595.0-1404.0-780.0-505.0-1499.0-2054.0-1372.0467-707.0-2076.0-13.0-1099.0-1035.0-83.0-617.0-728.0-377.0-896.0-1011.0-1514.0-1289.0-1790.0-1045.0891-1913.0-1114.01061-705.0-1367.0-1718.0-1379.0-1044.0-1489.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-16.6-15.7-73.4-57.5-116.716.8-74.0-48.024.9-28.6-34.8-528.9-532.3-190.7-38.3-22.2-14.1-42.8-63.1-38.914.1-21.8-65.5-0.3-32.5-31.3-2.3-18.1-22.2-11.9-28.7-33.6-50.5-45.3-60.4-35.430.7-70.5-43.341.6-25.1-50.4-64.5-52.8-40.1-58.9

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value143499619562105158924422667214618781712155111508041084888360467591737559231443694553-347.0307750205280-401.03156386754171044109518637448804863502336955991185
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax29.622.047.339.345.255.261.446.343.643.234.2325.8240.7347.424.210.313.116.922.615.97.013.721.914.9-10.39.320.46.08.5-12.610.121.222.514.735.23.717.923.517.431.630.818.512.636.538.07.3

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value411-642.0193-630.0516455171-295.0-1231.0-1331.0909402492140179407931095951442382957569052862961431724108263295449306-251.06035233228234356538340576271308565
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.5-14.24.7-11.814.710.33.9-6.4-28.6-33.620.1113.9147.344.94.911.62.63.118.34.17.29.123.824.48.59.038.821.23.38.39.414.910.2-8.820.31.811.510.413.32.219.212.521.610.411.822.4

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value642225143398-94.052431-161.0363252399490385367816418411435189467325208283227344300349439398329351337317239320402324245-513.0143325339196246255283102153-161.0-579.0
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.25.03.57.4-2.71.29.9-3.58.46.48.8138.8115.3117.622.211.911.512.45.813.29.86.48.96.110.29.19.512.912.110.411.211.210.68.410.813.611.29.0-20.05.611.612.57.49.49.811.24.27.3-8.6-27.2

us-gaap:NetIncomeLoss us-gaap:ConsolidationItems

lnc:SegmentAcquisitionAndIntegrationCostsRelatedToMergersAndAcquisitionsAfterTaxReconcilingItem


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-27.04.0-3.04.0-183.031
Percentage of NetIncomeLoss-18.91.03.27.7-42.5-19.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.70.1-0.10.1-4.20.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:SegmentAcquisitionAndIntegrationCostsRelatedToMergersAndAcquisitionsAfterTaxReconcilingItem0.00.00.00.00.00.0

lnc:SegmentBenefitRatioUnlockingAfterTaxReconcilingItem


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value775517783282-349.091-2.0
Percentage of NetIncomeLoss12.024.4123.820.9-300.0-671.221.11.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.61.24.31.58.0-7.92.1-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:SegmentBenefitRatioUnlockingAfterTaxReconcilingItem0.00.00.00.00.00.00.00.0

lnc:SegmentExcludedRealizedGainLossAfterTaxReconcilingItem


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-43.0-180.0-414.0452-548.0-60.0-135.0-49.0
Percentage of NetIncomeLoss-6.7-80.0-289.5113.6583.0-115.4-31.330.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.9-4.0-10.08.4-15.6-1.4-3.1-1.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:SegmentExcludedRealizedGainLossAfterTaxReconcilingItem0.00.00.00.00.00.00.00.0

lnc:SegmentGainLossOnEarlyExtinguishmentOfDebtAfterTaxReconcilingItem


Net
Period End2020-12-312020-09-302020-06-302019-12-312019-09-30
Value0.00.0-12.00.0-33.0
Percentage of NetIncomeLoss0.00.012.80.020.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.0-0.30.0-0.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:SegmentGainLossOnEarlyExtinguishmentOfDebtAfterTaxReconcilingItem0.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:StatementBusinessSegments

lnc:AnnuitiesSegment


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value323290289196237261268169266250258302275267265277251281
Percentage of NetIncomeLoss50.3128.9202.149.2-252.1501.962.2-105.073.399.264.761.671.472.832.566.361.164.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.76.47.03.76.75.96.23.66.26.35.785.682.385.67.27.97.08.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:AnnuitiesSegment0.00.00.00.00.00.00.00.00.00.0102.8117.5109.1105.50.00.00.00.0

lnc:GroupProtectionSegment


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value46-26.0-42.06.0394054616855506345292041357.0
Percentage of NetIncomeLoss7.2-11.6-29.41.5-41.576.912.5-37.918.721.812.512.911.77.92.59.88.51.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.9-0.6-1.00.11.10.91.21.31.61.41.117.813.59.30.51.21.00.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:GroupProtectionSegment0.00.00.00.00.00.00.00.00.00.0122.0153.7166.7580.00.00.00.00.0

lnc:LifeSegment


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value255107143-311.0-37.0171180-245.0168157175176150144152121133130
Percentage of NetIncomeLoss39.747.6100.0-78.139.4328.841.8152.246.362.343.935.939.039.218.628.932.429.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.32.43.5-5.8-1.13.94.1-5.33.94.03.949.944.946.24.13.43.73.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:LifeSegment0.00.00.00.00.00.00.00.00.00.02187.52200.01875.01800.00.00.00.00.0

lnc:OtherOperations


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-78.0-78.0-93.0-74.0-82.0-47.0-67.0-75.0-66.0-60.0-54.0-71.0-59.0-42.0-37.0-20.0-37.0-13.0
Percentage of NetIncomeLoss-12.1-34.7-65.0-18.687.2-90.4-15.546.6-18.2-23.8-13.5-14.5-15.3-11.4-4.5-4.8-9.0-3.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.6-1.7-2.2-1.4-2.3-1.1-1.5-1.6-1.5-1.5-1.2-20.1-17.7-13.5-1.0-0.6-1.0-0.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:OtherOperations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

lnc:RetirementPlanServicesSegment


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value625749503040474442394640434340353737
Percentage of NetIncomeLoss9.725.334.312.6-31.976.910.9-27.311.615.511.58.211.211.74.98.49.08.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.31.31.20.90.90.91.10.91.01.01.011.312.913.81.11.01.01.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lnc:RetirementPlanServicesSegment0.00.00.00.00.00.00.00.00.00.0104.585.191.593.50.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest


Net
Period End2021-06-302021-03-312020-06-302020-03-312018-03-312017-03-31
Value4.02.01.02.02.05.0
Percentage of NetIncomeLoss0.60.9-1.13.80.51.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.00.00.00.60.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Net
Period End2021-06-302021-03-312020-06-302020-03-312018-03-312017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-7.0-2.0-10.024-17.0-6.0-24.0-24.0-40.0-30.0-22.0-17.01.0115-4.0-4.0-3.0-3.0-16.0-21.0-16.0-9.0
Percentage of NetIncomeLoss-1.1-0.910.646.2-4.6-1.4-12.7-5.1-12.3-14.4-7.8-7.50.338.3-1.1-0.9-0.8-0.9-4.6-6.2-5.0-3.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.0-0.30.5-5.4-0.2-0.7-0.7-1.2-0.9-0.7-0.50.03.5-0.1-0.1-0.1-0.1-0.5-0.7-0.5-0.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value642225143398-94.052432-161.0363252399490385367815418411435193466325208283227344300349439398329351337317239342402324245-514.0143326339195246256283
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.2100.0100.0100.0100.0100.0100.0100.099.9100.0100.0100.0102.199.8100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0106.9100.0100.0100.0100.2100.0100.3100.099.5100.0100.4100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.25.03.57.4-2.71.29.9-3.58.46.48.8138.8115.3117.622.211.911.512.45.913.29.86.48.96.110.29.19.512.912.110.411.211.210.68.411.513.611.29.0-20.05.611.612.57.39.49.811.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-806.0-712.0-3036.0-3081.0-4106.0742-3214.0-2226.01074-1133.0-1575.0-1867.0-1778.0-595.0-1404.0-780.0-505.0-1499.0-2054.0-1372.0467-707.0-2076.0-13.0-1099.0-1035.0-83.0-617.0-728.0-377.0-896.0-1011.0-1514.0-1289.0-1790.0-1045.0891-1913.0-1114.01061-705.0-1367.0-1718.0-1379.0-1044.0-1489.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-16.6-15.7-73.4-57.5-116.716.8-74.0-48.024.9-28.6-34.8-528.9-532.3-190.7-38.3-22.2-14.1-42.8-63.1-38.914.1-21.8-65.5-0.3-32.5-31.3-2.3-18.1-22.2-11.9-28.7-33.6-50.5-45.3-60.4-35.430.7-70.5-43.341.6-25.1-50.4-64.5-52.8-40.1-58.9

Payments To Acquire Investments

us-gaap:PaymentsToAcquireInvestments

us-gaap:PaymentsToAcquireInvestments


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value447038344067396251423590401140722839440438343980281620202683195223553158
Percentage of PaymentsToAcquireInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value143499619562105158924422667214618781712155111508041084888360467591737559231443694553-347.0307750205280-401.03156386754171044109518637448804863502336955991185
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax29.622.047.339.345.255.261.446.343.643.234.2325.8240.7347.424.210.313.116.922.615.97.013.721.914.9-10.39.320.46.08.5-12.610.121.222.514.735.23.717.923.517.431.630.818.512.636.538.07.3

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:ProceedsFromIssuanceOfLongTermDebt


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-03-312013-12-312013-09-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0.00.07904992490.01094-4.03470.02.00.02980.00.02980.00.00.0
Percentage of ProceedsFromIssuanceOfLongTermDebt0.00.0100.0100.0100.00.0100.0100.0100.00.0100.00.0100.00.00.0100.00.00.00.0

us-gaap:ProceedsFromIssuanceOfLongTermDebt us-gaap:DebtInstrument

lnc:Libor150BpsTermLoanIssuedDue2022


Proceeds
Period End2020-09-302020-06-302020-03-31
Value0.00.0500
Percentage of ProceedsFromIssuanceOfLongTermDebt0.00.0100.2

lnc:SeniorNotes3.40NotesDue2031


Proceeds
Period End2020-09-30
Value0.0
Percentage of ProceedsFromIssuanceOfLongTermDebt0.0

lnc:SeniorNotes4.375NotesDue2050


Proceeds
Period End2020-09-30
Value0.0
Percentage of ProceedsFromIssuanceOfLongTermDebt0.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt


Repayments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-03-312015-12-312015-09-302014-12-312014-09-302012-12-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.00.07963002000.04870.00.00.00.0202502750.00.01550.00.0250
Percentage of RepaymentsOfLongTermDebt0.00.0100.0100.0100.00.0100.00.00.00.00.0100.0100.0100.00.00.0100.00.00.0100.0

us-gaap:RepaymentsOfLongTermDebt us-gaap:DebtInstrument

lnc:Libor150BpsTermLoanIssuedDue2022


Repayments
Period End2020-09-30
Value0.0
Percentage of RepaymentsOfLongTermDebt0.0

lnc:Notes4.85Due2021


Repayments
Period End2020-09-30
Value0.0
Percentage of RepaymentsOfLongTermDebt0.0

lnc:SeniorNotes6.25Due2020


Repayments
Period End2020-09-302020-06-302020-03-31
Value0.00.0300
Percentage of RepaymentsOfLongTermDebt0.00.0100.0

Payments Of Dividends

us-gaap:PaymentsOfDividends

us-gaap:PaymentsOfDividends


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value8180787777797674767772727372646667655858626051515052444242423132323324212323141615163.03.02115
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value150105500.00.02251001501501506251751252002002002042002752002002001503502001501501501001001501009210015015020114915175250.00.00.0
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value17.014.0-11.013.00.42-0.530.080.360.140.060.010.080.150.16-1.010.180.230.08-0.030.240.210.1200.150.230.17-0.010.270.260.230.010.240.240.22-0.010.110.270.20.28-0.040.260.2800.180.240.27
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

lnc:StockOptionsWithPerformanceConditions


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value208650.0209100.0228840.0271720.0779820.01008100.01071700.01177000.01267600.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

lnc:StockOptionsWithPerformanceConditions


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value52.761.1759.4354.3749.8350.0547.9345.8445.29
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:StockOptionsWithServiceConditions


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value57.6455.6753.1146.0241.9741.2338.6538.1841.2
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice109.491.089.484.684.282.480.683.391.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value325624431158316743033942487740295302490538633019
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-09-302011-12-312011-09-302010-12-312009-12-312008-12-31
Value514816111.01315827769316308318336302
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:AlternativeInvestmentsAsPercentageOfOverallInvestedAssets

lnc:AlternativeInvestmentsAsPercentageOfOverallInvestedAssets


Alternative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-03-31
Value1.01.000.9900.0100-0.010.020000.010000.010000.010000.010.010.01
Percentage of AlternativeInvestmentsAsPercentageOfOverallInvestedAssets100.0100.00.0100.00.0100.00.00.0100.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.0100.0100.0

lnc:AmortizationAssociatedWithRealizedGainLossOnCertainInvestments

lnc:AmortizationAssociatedWithRealizedGainLossOnCertainInvestments


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-5.0-5.0-3.0-8.01826-1.0-5.0-5.0-2.0-6.0-5.0-6.0-5.0-4.0-5.0-6.0-7.0-9.0-7.0-5.0-3.0-5.0-5.0-10.0-6.0-8.0-7.0-10.0-7.0-9.0-8.0-4.0-7.0-1.01.00.02.00.05.0-7.0-11.0-12.022-8.04.0
Percentage of AmortizationAssociatedWithRealizedGainLossOnCertainInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0

lnc:AmortizationOfDeferredGainOnBusinessSoldThroughReinsurance

lnc:AmortizationOfDeferredGainOnBusinessSoldThroughReinsurance


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9.09.09.01111118.08.08.08.08.01.00.04.01818181818191818181918181918191919-18.0-19.0-18.0-19.0-19.0-19.0-19.0-19.0-19.0-19.0-19.0-19.0
Percentage of AmortizationOfDeferredGainOnBusinessSoldThroughReinsurance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:AmountOfIncomeExpenseLineItemsInStatementOfFinancialPositionThatHedgesAreRecorded us-gaap:IncomeStatementLocation

lnc:AmountOfIncomeExpenseLineItemsInStatementOfFinancialPositionThatHedgesAreRecorded

lnc:NetInvestmentIncome


Amount
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1584151015051458117213751381123513551251
Percentage of AmountOfIncomeExpenseLineItemsInStatementOfFinancialPositionThatHedgesAreRecorded100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:RealizedGainLoss


Amount
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-2.0-181.0-470.0629-647.0-24.0-119.0-11.0-117.0-362.0
Percentage of AmountOfIncomeExpenseLineItemsInStatementOfFinancialPositionThatHedgesAreRecorded-0.1-12.0-31.243.1-55.2-1.7-8.6-0.9-8.6-28.9

us-gaap:InterestExpense


Amount
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value656566668468721137071
Percentage of AmountOfIncomeExpenseLineItemsInStatementOfFinancialPositionThatHedgesAreRecorded4.14.34.44.57.24.95.29.15.25.7

lnc:AmountPaidToRetire

lnc:AmountPaidToRetire


Amount
Period End2020-12-31
Value0.0
Percentage of AmountPaidToRetire0.0

lnc:AssociatedAmortizationOfDacVobaDsiAndDfel us-gaap:StatementEquityComponents

lnc:AssociatedAmortizationOfDacVobaDsiAndDfel

lnc:UnrealizedGainLossOnDerivativeInstruments


Associated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-03-312014-12-312014-09-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value0-1000000.07000000.011000000.0-13000000.0-6000000.001000000.0-1000000.0-1000000.0-1000000.000-1000000.001000000.0000-1000000.0-1000000.01000000.0000001000000.02000000.01000000.0
Percentage of AssociatedAmortizationOfDacVobaDsiAndDfel0.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.00.0100.00.0100.00.00.00.0100.0100.0100.00.00.00.00.00.0100.0100.0100.0

lnc:AssumedAcquisitionOfSharesWithAssumedProceedsAndBenefitsFromExercisingStockOptionsAtAverageMarketPrice

lnc:AssumedAcquisitionOfSharesWithAssumedProceedsAndBenefitsFromExercisingStockOptionsAtAverageMarketPrice


Assumed
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1462900.0765160.0-12223.0592890.0469930.0703600.0-16558.0988850.01119700.01041600.0-16462.01082700.01086800.0-1103200.066667.0-1361100.0-1464300.0-1619200.017350.0-1721600.0-1523500.0-1332800.0165670.0-1870100.0-2655500.0-2747400.0-22163.0-2720200.0-2552300.0-2699800.0-244080.0-2191600.0-1912200.0-1272300.0-23126.0-352500.0-346700.0-413780.0459170000000.0-342850000000.0-400370000000.0-654930.0478220000000.0-383610000000.0-535670000000.0-515390.0
Percentage of AssumedAcquisitionOfSharesWithAssumedProceedsAndBenefitsFromExercisingStockOptionsAtAverageMarketPrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:AvailableForSaleAndDerivativesAssociatedAmortizationOfDacVobaDsiAndDfel us-gaap:StatementEquityComponents

lnc:AvailableForSaleAndDerivativesAssociatedAmortizationOfDacVobaDsiAndDfel

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Available
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value10.020-30.0-32.01.06.04.01.05.05.06.04.04.05.018-7.0-9.0-7.0-5.0-2.0-4.0-8.0-8.0-7.0-7.0-7.0-11.0-7.0-9.0-8.0-4.0-8.0-3.00.0-1.02.0
Percentage of AvailableForSaleAndDerivativesAssociatedAmortizationOfDacVobaDsiAndDfel100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

lnc:AvailableForSaleAndDerivativesChangeInForeignCurrencyExchangeRateAdjustment us-gaap:StatementEquityComponents

lnc:AvailableForSaleAndDerivativesChangeInForeignCurrencyExchangeRateAdjustment

lnc:UnrealizedGainLossOnDerivativeInstruments


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-2.047-158.0-113.0-56.0153-132.0859.0-14.04219100-50.0-18.0-44.0-55.0-20.0547.046-11.01319-21.0372536-9.0-2.0-7.0-30.07.011-5.0-9.011-9.0
Percentage of AvailableForSaleAndDerivativesChangeInForeignCurrencyExchangeRateAdjustment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:AvailableForSaleChangeInDacVobaDsiAndOtherContractHolderFunds us-gaap:StatementEquityComponents

lnc:AvailableForSaleChangeInDacVobaDsiAndOtherContractHolderFunds

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Available
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-1166.0-1052.0-2615.01264-191.0-368.0-975.0-928.0210143437958-237.0-112.0-235.0-121.01277-113.0-959.0-661.0453291012-200.0-269.0156-535.0-604.01492021197286-509.0-463.0-337.076
Percentage of AvailableForSaleChangeInDacVobaDsiAndOtherContractHolderFunds100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:AvailableForSaleSecuritiesChangeInGrossUnrealizedHoldingGainLoss

lnc:AvailableForSaleSecuritiesChangeInGrossUnrealizedHoldingGainLoss


Available
Period End2021-06-302021-03-312020-12-31
Value-475.0605-240.0
Percentage of AvailableForSaleSecuritiesChangeInGrossUnrealizedHoldingGainLoss100.0100.0100.0

lnc:AverageCarryingValueForImpairedLoansOnRealEstate

lnc:AverageCarryingValueForImpairedLoansOnRealEstate


Average
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value364.031163.0-1.05.07.08.01.05.05.05.01.08.06.06.0-3.01423230.0242424-3.0313546-1.0424964
Percentage of AverageCarryingValueForImpairedLoansOnRealEstate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:AverageCarryingValueForImpairedLoansOnRealEstate us-gaap:FinancingReceivablePortfolioSegment

us-gaap:CommercialRealEstatePortfolioSegment


Average
Period End2021-06-302020-06-30
Value3716
Percentage of AverageCarryingValueForImpairedLoansOnRealEstate0.0100.0

lnc:AverageDeferredCompensationShares

lnc:AverageDeferredCompensationShares


Average
Period End2021-06-302020-09-302020-06-302020-03-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.5347941.3821280.1949441.04180.9664440.0077960.0078890.9348690.922061-0.00582-0.0120490.9275080.9498150.0095481.1013841.039929-0.003311.028061-0.0144771.0370.0049041.037371.0302371.0424410.00.01.1875980.0-1070547.889278110544710318140.271447-1221255.801532111228411960541.355432
Percentage of AverageDeferredCompensationShares100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:AverageStockOptionsOutstandingDuringPeriod

lnc:AverageStockOptionsOutstandingDuringPeriod


Average
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.9028541.063513-0.006180.6899750.5725440.996248-0.0296891.4435081.6475231.519184-0.0683111.7000261.7524031.969591-0.0717992.2758262.3395582.6811290.1492642.4053962.1103271.806644-0.2256642.6461843.6761853.8421460.0175293.8635083.6699283.8988530.362123.2063142.6005951.7266150.0292040.5137220.5079440.601284-698053.3630115005786337110.959872-728249.2922965800678240660.780617
Percentage of AverageStockOptionsOutstandingDuringPeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:ChangeInFundsWithheldReinsuranceLiabilityAndReinsuranceRecoverables

lnc:ChangeInFundsWithheldReinsuranceLiabilityAndReinsuranceRecoverables


Change
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value674764945-296.0-603.0653-354.031158299-292.0238-777.0113-48.0-172.07913-502.0-71.061286-3.0241-164.017819-43.054-21.0-507.0148-53.011262-182.01092.0-144.01385.067-141.0-134.0114139
Percentage of ChangeInFundsWithheldReinsuranceLiabilityAndReinsuranceRecoverables100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:CollateralObtainedPercentOfFairValueOfMortgageLoan us-gaap:Range

lnc:CollateralObtainedPercentOfFairValueOfMortgageLoan

srt:Maximum


Collateral
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0175.00173.2501.750001.750
Percentage of CollateralObtainedPercentOfFairValueOfMortgageLoan0.0100.00.0100.00.0100.00.00.00.0100.00.0

srt:Minimum


Collateral
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0155.00153.4501.550001.550
Percentage of CollateralObtainedPercentOfFairValueOfMortgageLoan0.088.60.088.60.088.60.00.00.088.60.0

lnc:CommonStockBasicBasis

lnc:CommonStockBasicBasis


Common
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value0.007845193193198200202214217218219222224228232239247250252259260263
Percentage of CommonStockBasicBasis100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:CommonStockDilutedBasis

lnc:CommonStockDilutedBasis


Common
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value1.368216193195200202204217220222222226228231236242-3.488325251254257-3.988928265267270-0.306446272273277-3.273598282286292
Percentage of CommonStockDilutedBasis100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:CommonStockIssuedForBenefitPlans

lnc:CommonStockIssuedForBenefitPlans


Common
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-5.0-7.0-4.01.01.09.00.0-4.0-2.026-1.0
Percentage of CommonStockIssuedForBenefitPlans100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

lnc:DebtSecuritiesAvailableForSaleAccruedInterestWriteoff

lnc:DebtSecuritiesAvailableForSaleAccruedInterestWriteoff


Debt
Period End2020-12-31
Value-100.0
Percentage of DebtSecuritiesAvailableForSaleAccruedInterestWriteoff100.0

lnc:DebtSecuritiesAvailableForSaleAllowanceForCreditLossAssociatedAmortization

lnc:DebtSecuritiesAvailableForSaleAllowanceForCreditLossAssociatedAmortization


Debt
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-30
Value001000000.0001000000.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossAssociatedAmortization0.00.0100.00.00.0100.0

lnc:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecordedGross

lnc:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecordedGross


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-1.02.03.01.02.0201.02.05.08.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecordedGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecordedGross us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Debt
Period End2020-09-302020-06-302019-09-302019-06-302019-03-31
Value-1.01.00.00.01.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecordedGross-100.050.00.00.012.5

us-gaap:CorporateBondSecurities


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-1.02.02.00.0202.05.06.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecordedGross100.0100.0200.00.0100.0100.0100.075.0

us-gaap:ResidentialMortgageBackedSecurities


Debt
Period End2020-09-302020-06-302019-09-302019-06-302019-03-31
Value0.01.00.00.01.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecordedGross0.050.00.00.012.5

lnc:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecordedNet

lnc:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecordedNet


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value-1.02.03.01.01.0201.02.04.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecordedNet100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:DeferredAcquisitionCostsValueOfBusinessAcquiredDeferredSalesInducementsAndDeferredFrontEndLoadsDeferralsAndInterestNetOfAmortization

lnc:DeferredAcquisitionCostsValueOfBusinessAcquiredDeferredSalesInducementsAndDeferredFrontEndLoadsDeferralsAndInterestNetOfAmortization


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value615433192-8.0-169.0-163.0-137.0-39.0-70.0-167.089-9.06.0-22.08.01515-40.0200-22.05.0-67.0124-134.0-42.0-171.0-133.0-118.0-95.0-174.0-138.0-140.0-77.0-123.018-70.0-44.0-142.0186-222.0-74.0-60.0-100.0-38.0-48.0
Percentage of DeferredAcquisitionCostsValueOfBusinessAcquiredDeferredSalesInducementsAndDeferredFrontEndLoadsDeferralsAndInterestNetOfAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:DeferredCompensationPlanMarkToMarketAdjustment

lnc:DeferredCompensationPlanMarkToMarketAdjustment


Deferred
Period End2021-06-302020-09-302020-03-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312012-09-302012-06-302011-12-312011-09-302011-06-302010-12-312010-09-302010-06-30
Value1.05.0233.012-4.08.02.0-2.0-4.0-1.0-6.00.07.0-2.07.0-2.01.04.04.0-4.05.01.0-4.01.02.0
Percentage of DeferredCompensationPlanMarkToMarketAdjustment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:DepositsOfFixedAccountValuesIncludingFixedPortionOfVariable

lnc:DepositsOfFixedAccountValuesIncludingFixedPortionOfVariable


Deposits
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value3239313634753288335439174505367838444042421235103151276531722409250327132621241723432672310227012502246431752329240324812645257227582517308226332588239127662852276525702833311527502382
Percentage of DepositsOfFixedAccountValuesIncludingFixedPortionOfVariable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:DerivativesChangeInDacVobaDsiAndDfel us-gaap:StatementEquityComponents

lnc:DerivativesChangeInDacVobaDsiAndDfel

lnc:UnrealizedGainLossOnDerivativeInstruments


Derivatives
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-06-302016-03-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-25.0144752-63.0-53.0-1.02.0-11.06.0-21.04.00.04.05.05.0-6.0-2.0-2.0-4.01.00.0-1.02.02.02.06.05.00.04.0
Percentage of DerivativesChangeInDacVobaDsiAndDfel100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0

lnc:DerivativesReclassificationAdjustmentForGainsLossesIncludedInNetIncome us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation, us-gaap:StatementEquityComponents

lnc:DerivativesReclassificationAdjustmentForGainsLossesIncludedInNetIncome

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, lnc:NetInvestmentIncome, lnc:UnrealizedGainLossOnDerivativeInstruments


Derivatives
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value1110.010.024111110.010.08.07.09.07.06.05.06.03.05.04.04.04.01.02.01.02.01.02.0-1.02.00.02.00.01.00.02.0
Percentage of DerivativesReclassificationAdjustmentForGainsLossesIncludedInNetIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.00.0100.0

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, lnc:RealizedGainLoss, lnc:UnrealizedGainLossOnDerivativeInstruments


Derivatives
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value0.0-2.00.0-2.07.01.00.05.03.01.04.00.00.05.01.02.00.04.0
Percentage of DerivativesReclassificationAdjustmentForGainsLossesIncludedInNetIncome0.0-20.00.0-8.363.69.10.050.037.514.366.70.00.0125.025.050.00.0200.0

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, lnc:NetInvestmentIncome, lnc:UnrealizedGainLossOnDerivativeInstruments


Derivatives
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value0.01.00.01.01.00.01.01.01.01.01.01.01.01.00.02.01.00.03.01.03.01.03.0-197.0-3.0-7.0-5.0-7.0-3.0-8.0-5.0-5.0-4.0-6.0-5.0-6.0
Percentage of DerivativesReclassificationAdjustmentForGainsLossesIncludedInNetIncome0.010.00.04.210.00.012.514.311.114.316.720.016.733.30.050.025.00.0300.050.0300.050.0300.0-9850.00.00.00.00.0300.0-400.00.0-250.00.0-600.00.0-300.0

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, us-gaap:InterestExpense, lnc:UnrealizedGainLossOnDerivativeInstruments


Derivatives
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-6.0-6.00.0-8.0-5.0-3.0-3.0-1.00.0-1.0-1.0-4.01.0-3.0-5.0-4.0-5.0-4.0-4.0-4.00.0-1.01.01.0-4.01.01.01.0
Percentage of DerivativesReclassificationAdjustmentForGainsLossesIncludedInNetIncome-54.5-60.00.0-33.3-45.5-27.3-30.0-10.00.0-14.3-11.1-57.116.7-60.0-83.3-133.3-100.0-100.0-100.0-100.00.0-50.0100.050.00.00.00.00.0

lnc:DerivativesReclassificationAdjustmentForGainsLossesIncludedInNetIncome us-gaap:StatementEquityComponents

lnc:UnrealizedGainLossOnDerivativeInstruments


Derivatives
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value10.015149.08.014128.09.04.08.03.06.00.00.07.02.03.02.07.04.02.05.0-194.0-7.0-2.0-4.0-6.0-4.0-5.0-4.0-2.0-4.0-4.0-4.0-3.0
Percentage of DerivativesReclassificationAdjustmentForGainsLossesIncludedInNetIncome100.062.5127.381.880.0140.0150.0114.3100.057.1133.360.0100.00.00.0175.050.075.0200.0350.0400.0100.0500.0-9700.00.00.00.00.0400.0-250.00.0-100.00.0-400.00.0-150.0

lnc:DerivativesUnrealizedGainLossIncomeTaxBenefitExpense us-gaap:StatementEquityComponents

lnc:DerivativesUnrealizedGainLossIncomeTaxBenefitExpense

lnc:UnrealizedGainLossOnDerivativeInstruments


Derivatives
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value-32.0-19.0-51.08.0-16.0-7.02.0-10.0148.036-7.0-6.0-19.0-14.01.0-48.02712509.0302.02546-1.013119.0-5.0-27.0-22.09.0
Percentage of DerivativesUnrealizedGainLossIncomeTaxBenefitExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:DerivativesUnrealizedHoldingGainsLossesArisingDuringPeriod us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:StatementEquityComponents

lnc:DerivativesUnrealizedHoldingGainsLossesArisingDuringPeriod

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, lnc:UnrealizedGainLossOnDerivativeInstruments


Derivatives
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value118-63.0-120.0-56.0-43.0312-6.0277611630.018-37.0-26.01.03411-32.0-10.01715-38.030-17.0421330-5.0-2.0-7.0-29.0-1.013-19.00.00.0-3.0
Percentage of DerivativesUnrealizedHoldingGainsLossesArisingDuringPeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, lnc:UnrealizedGainLossOnDerivativeInstruments


Derivatives
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-67.01528229-78.0-383.065-147.0-72.0-47.0-17.011535322-16.0-8.09.0114-79.0-96.0-144.0-3.0-134.029-150.0-172.0-64.0-25.0-29.0-12.0697234-7.04278-40.0
Percentage of DerivativesUnrealizedHoldingGainsLossesArisingDuringPeriod-56.8-241.3-68.3-51.8181.4-122.8-1083.3-544.4-94.7-427.3-27.00.0294.4-143.2-84.6-1600.0-23.581.8-356.2790.0-564.7-960.07.9-446.7-170.6-357.1-1323.1-213.3500.01450.0171.4-237.9-7200.0261.536.80.00.01333.3

lnc:FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnobservableInputInvestmentHoldingsMovementsCalls

lnc:FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnobservableInputInvestmentHoldingsMovementsCalls


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value0.0179.04529497.0160.07.08.08.06110.02613955.0780.057220.0118.0495424421623276.0-3.0-1.0-1.0-2.0-1.0-1.0-88.0-1.0
Percentage of FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnobservableInputInvestmentHoldingsMovementsCalls0.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnobservableInputInvestmentHoldingsMovementsCalls us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:CorporateBondSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value0.0179.04529497.0160.07.08.08.06110.02613955.0780.057220.011
Percentage of FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnobservableInputInvestmentHoldingsMovementsCalls0.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0

lnc:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities

lnc:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value15197192181911101549513353721211111251411311241125888311880767187112241071291329184626282
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities us-gaap:FinancialInstrument

lnc:MortgageLoansOnRealEstate


Fair
Period End2021-06-30
Value4.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities26.7

us-gaap:DerivativeFinancialInstrumentsAssets


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value0.0182166138551121267486467212011112310911299905770311451761068783119371719184585675
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities0.092.486.576.260.4101.881.877.964.786.8100.099.2100.098.477.385.579.880.498.379.5100.077.863.8100.0149.3100.074.145.886.955.053.8100.0100.093.590.391.5

lnc:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:CorporateBondSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value6.0156.03.036-2.03.021477.00.01.00.02.0321925221.018-1.04.0290.015
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities40.07.63.11.739.6-1.81.922.135.313.20.00.80.01.622.714.520.219.61.720.5-3.222.236.20.021.1

us-gaap:ForeignGovernmentDebtSecurities, us-gaap:FixedMaturities


Fair
Period End2020-12-312020-09-30
Value0.020
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities0.011.0

us-gaap:USGovernmentDebtSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-30
Value5.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetMaturities33.3

lnc:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls

lnc:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value213295563-644.0-314.0113410393801409115656725862365-101.039107-11.02917156277747-20.0-3.07488-29.0302-10.0185232-60.0-56.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls us-gaap:FinancialInstrument

lnc:MortgageLoansOnRealEstate


Fair
Period End2021-06-302021-03-31
Value-61.037
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls-28.612.5

us-gaap:DerivativeFinancialInstrumentsAssets


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value0.0-132.0-37.0-189.0-18.0-117.010.022597072431-39.0-61.0-66.0-85.0-80.0251-49.0-69.0-29.0-17.0-50.0-52.0-108.0-94.0-84.0-72.0-69.0-55.0-78.0-73.0-50.027-18.0-63.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls0.0-44.7-6.629.35.7-103.52.45.67.417.16.276.0-15.1-98.4-18.184.2-205.1234.6445.5-237.9-17.0-30.4-185.2-67.5-229.8470.02800.0-97.3-78.4189.7-25.8730.0-27.011.630.0112.5

us-gaap:EquitySecurities


Fair
Period End2021-06-302020-12-312019-12-312019-09-302019-06-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-302013-03-312012-12-31
Value1.00.0-23.0-3.043-1.01.0-28.09.01.05.0-4.00.04.00.0198.0-24.00.00.0-4.0150.037211.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls0.50.0-5.6-0.85.4-0.41.6-7.7-8.92.64.7-13.80.07.10.024.717.0120.0-0.00.0-4.55.0-0.020.09.1-1.7

us-gaap:TradingAssetsExcludingDebtAndEquitySecurities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-30
Value-64.066108-120.0-14.0-6.0127146371206502.0-22.00.0-10.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls-30.022.419.218.64.5-5.331.037.246.350.44.30.4-8.50.09.9

lnc:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls us-gaap:FinancialInstrument, us-gaap:InvestmentType

lnc:HybridAndRedeemablePreferredSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value6.0-20.00.014-4.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls2.8-6.80.0-2.21.3

lnc:IndexedAnnuityCededEmbeddedDerivatives, us-gaap:OtherAssets


Fair
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value0.0-55.0-423.0-439.0-13.0-19.0-13.0-107.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls0.0-18.665.7139.8-11.5-4.8-1.6-26.2

lnc:IndexedAnnuityContracts, lnc:FutureContractBenefits


Fair
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value0.050-16.0-61.062-87.0-95.0-89.0-109.0-107.0-7.08.02070-3.0342130415.05.0392634
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls0.016.92.519.454.9-21.2-24.2-11.1-26.7-9.3-1.23.132.319.23.087.219.6-272.7141.42.98.9144.433.872.3

us-gaap:AssetBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302016-12-312016-09-302016-06-302015-12-312015-09-30
Value99183178602362214269152520.0175.00.00.014-1.013
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls46.562.031.6-9.3-75.219.534.617.619.012.70.03.01.9-0.00.08.2-3.716.9

us-gaap:CommercialMortgageBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value8.0-2.07.0-2.018-1.0200.0-1.014410.030-2.0-1.0-2.0-4.0-6.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls3.8-0.51.8-0.23.2-0.432.30.01.035.938.3-0.0103.4-1.2-1.8-7.4-5.2-12.8

us-gaap:CorporateBondSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value21517028330-14.01652512561712001108815774281-35.057-204.0-14.0-74.011828-32.06061
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls100.957.650.3-4.74.5146.061.265.121.348.99.515.560.9119.477.034.7146.2-190.7127.3-255.269.050.0-118.577.9129.8

us-gaap:EquitySecurities, us-gaap:FixedMaturities


Fair
Period End2021-03-312020-09-30
Value-4.020
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls-1.4-3.1

us-gaap:ForeignGovernmentDebtSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302020-12-312020-09-30
Value140.0-20.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls6.60.03.1

us-gaap:USGovernmentDebtSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302018-12-312018-09-302018-06-302016-12-312016-09-302016-06-30
Value-5.00.00.0-5.00.0-2.010.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesMaturitiesSettlementsCalls-2.30.00.0-1.9-0.0-6.95.8

lnc:FinancingReceivableAdditionsReductionsOnPreviouslyRecognizedProvision

lnc:FinancingReceivableAdditionsReductionsOnPreviouslyRecognizedProvision


Financing
Period End2021-03-312020-12-312020-09-302020-06-30
Value-26.0-3.0-71.0108
Percentage of FinancingReceivableAdditionsReductionsOnPreviouslyRecognizedProvision100.0100.0100.0100.0

lnc:FinancingReceivableAdditionsReductionsOnPreviouslyRecognizedProvision us-gaap:FinancingReceivablePortfolioSegment

us-gaap:CommercialRealEstatePortfolioSegment


Financing
Period End2021-03-312020-12-312020-09-302020-06-30
Value-19.011-64.0107
Percentage of FinancingReceivableAdditionsReductionsOnPreviouslyRecognizedProvision73.1-366.790.199.1

us-gaap:ResidentialPortfolioSegment


Financing
Period End2021-03-312020-12-312020-09-302020-06-30
Value-7.0-14.0-7.01.0
Percentage of FinancingReceivableAdditionsReductionsOnPreviouslyRecognizedProvision26.9466.79.90.9

lnc:FinancingReceivableAdditionsReductionsOnPreviouslyRecognizedProvision us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:UnfundedLoanCommitment


Financing
Period End2021-06-302021-03-312020-06-30
Value1.04.01.0
Percentage of FinancingReceivableAdditionsReductionsOnPreviouslyRecognizedProvision0.0-15.40.9

lnc:IncomeTaxExpenseRelatedToReclassificationOfOci us-gaap:StatementEquityComponents

lnc:IncomeTaxExpenseRelatedToReclassificationOfOci

lnc:UnrealizedGainLossOnDerivativeInstruments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value-6.0-30.0321951-8.0167.0-2.010.0-14.0-8.0-36.07.06.019121.0-48.02712509.0302.025-17.0-1.013111.0531.0
Percentage of IncomeTaxExpenseRelatedToReclassificationOfOci100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:IncreaseDecreaseInCashCollateralForDerivativeInvestments

lnc:IncreaseDecreaseInCashCollateralForDerivativeInvestments


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1169246-198.0396-1165.02555-300.054844558271-102.0-214.0-83.0-170.0-119.013129-1488.0-622.0845772-650.0966-980.037839731911308-319.0-461.0-574.0-575.0-386.0-488.01309-848.03871570293-70.0-870.0249808-4.0
Percentage of IncreaseDecreaseInCashCollateralForDerivativeInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:IncreaseDecreaseInCashCollateralForSecuritiesLendingAgreements

lnc:IncreaseDecreaseInCashCollateralForSecuritiesLendingAgreements


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value8329-15.08.0-38.0477.0-49.02048-29.0-25.0-12.0-68.022-8.081-89.0-23.0-10.03.04.013-3.07.0-2.042-27.04.03.0-22.02.01.0-4.00.00.02.0-2.00.01.0-1.012-252.0-61.0
Percentage of IncreaseDecreaseInCashCollateralForSecuritiesLendingAgreements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.00.0100.0100.0100.0100.0100.0

lnc:IncreaseDecreaseInCashCollateralForSecuritiesPledgedForFhlbi

lnc:IncreaseDecreaseInCashCollateralForSecuritiesPledgedForFhlbi


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-312011-09-302010-12-31
Value-650.011000.0-1000.0-200.07500.0-600.0-200.0450350400-400.0150-350.01501100-250.0250-145.075250-250.00.01751500.0-490.07405000.00.0-500.05000.0
Percentage of IncreaseDecreaseInCashCollateralForSecuritiesPledgedForFhlbi100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.00.00.0100.0100.00.0

lnc:IncreaseDecreaseInCollateralForLoanedSecurities

lnc:IncreaseDecreaseInCollateralForLoanedSecurities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value6021375-213.0-596.0-1403.03352-446.0-104.0270557593-487.0434-152.0-551.016-134.091-659.0-643.01280360-640.0710-459.063755628153281
Percentage of IncreaseDecreaseInCollateralForLoanedSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:IndexedAnnuityAndUniversalLifeNetDerivativeResultsAssociatedAmortizationIncomeExpenses

lnc:IndexedAnnuityAndUniversalLifeNetDerivativeResultsAssociatedAmortizationIncomeExpenses


Indexed
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-1.01320200.0-15.05.02.0-8.0-1.0-14.02.01.01.0-2.02.06.04.0-4.0-1.0-2.0-6.0-1.0-5.0-3.06.0-3.0-5.0-4.0-3.00.0-2.0-1.01.0-1.06.0
Percentage of IndexedAnnuityAndUniversalLifeNetDerivativeResultsAssociatedAmortizationIncomeExpenses100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

lnc:IndexedAnnuityAndUniversalLifeNetDerivativeResultsGrossGainLoss

lnc:IndexedAnnuityAndUniversalLifeNetDerivativeResultsGrossGainLoss


Indexed
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value8.0324047-1.0-49.017-21.0-41.0-35.0-37.0-7.0-5.0-1.0-5.00.0-7.0-10.0239.0-9.0-23.0-13.0-32.0-5.0-26.0-17.021-16.0-23.0-14.0-12.0-1.0-8.02.0-5.0-3.022
Percentage of IndexedAnnuityAndUniversalLifeNetDerivativeResultsGrossGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:InsuranceFees

lnc:InsuranceFees


Insurance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value16701592155918151458153915721934151714751511155014701456147114011393135413451376128812351116146912391222122512161134109810961032983958949990887907855864900818883769793788
Percentage of InsuranceFees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:IssuanceOfMortgageLoansOnRealEstate

lnc:IssuanceOfMortgageLoansOnRealEstate


Issuance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value746888569150242839803117311831103892725764546716637364341753446535421
Percentage of IssuanceOfMortgageLoansOnRealEstate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:LiabilitiesForGuaranteesOnLongDurationContractsIncreaseDecreaseInReserves

lnc:LiabilitiesForGuaranteesOnLongDurationContractsIncreaseDecreaseInReserves


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value6.08.0-16.011-71.0106-8.0191.0-36.0590.07.0114.06.03.0-5.0120.0
Percentage of LiabilitiesForGuaranteesOnLongDurationContractsIncreaseDecreaseInReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0

lnc:NetChangeInCollateralOnInvestmentsAndDerivatives

lnc:NetChangeInCollateralOnInvestmentsAndDerivatives


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value5471341-206.0-230.0-1501.03411-544.0-221.0356488713-566.0620-32.0-519.010220-32.0-649.0-410.01368106
Percentage of NetChangeInCollateralOnInvestmentsAndDerivatives100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:OtherComprehensiveIncomeLossTaxReclassificationAdjustmentForGainsLossesInNetIncome us-gaap:StatementEquityComponents

lnc:OtherComprehensiveIncomeLossTaxReclassificationAdjustmentForGainsLossesInNetIncome

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value3.05.02.0-6.02.02.01.03.02.03.03.05.06.07.04.04.012132216129.00.0-62.03.02.01.02.09.0119.05.018
Percentage of OtherComprehensiveIncomeLossTaxReclassificationAdjustmentForGainsLossesInNetIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:OtherInvestmentsNetRealizedGainLoss

lnc:OtherInvestmentsNetRealizedGainLoss


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-302012-12-312012-09-30
Value-1000000.03000000.0-1000000.02000000.0-7000000.0-1000000.05000000.0-22000000.0-4000000.05000000.0-19000000.01000000.04000000.02000000.0-6000000.0-1000000.0-2000000.0-3000000.0-1000000.0-4000000.0-3000000.0-60000000.0-2000000.01000000.0-1000000.0-7000000.0003000000.00-2000000.01000000.010000000.0-10000000.0
Percentage of OtherInvestmentsNetRealizedGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.0100.0100.0100.0100.0

lnc:PaymentsToAcquireAlternativeInvestments

lnc:PaymentsToAcquireAlternativeInvestments


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value19816313110086798916010.017480888363129104715380935871
Percentage of PaymentsToAcquireAlternativeInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:PercentOfPermanentLifeInsuranceSales

lnc:PercentOfPermanentLifeInsuranceSales


Percent
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302012-09-302012-06-302011-09-302011-06-30
Value15.014.0-1.032.00.370.29-0.010.250.290.290.020.380.30.3500.260.280.2600.350.330.290.010.330.260.340.460.51
Percentage of PercentOfPermanentLifeInsuranceSales100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:PriorYearClaimsAndClaimsAdjustmentExpenseInterest

lnc:PriorYearClaimsAndClaimsAdjustmentExpenseInterest


Prior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value39423234394334373941353531191616
Percentage of PriorYearClaimsAndClaimsAdjustmentExpenseInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:PriorYearClaimsAndClaimsAdjustmentExpenseOtherExcludingInterest

lnc:PriorYearClaimsAndClaimsAdjustmentExpenseOtherExcludingInterest


Prior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-69000000.0-101000000.0-52000000.0-30000000.0-62000000.0-65000000.0-105000000.0-59000000.0-59000000.0-85000000.0-49000000.0-72000000.0-29000000.0-58000000.09000000.0-40000000.0
Percentage of PriorYearClaimsAndClaimsAdjustmentExpenseOtherExcludingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:ProceedsFromFinancingLeasesAndOtherFinancingActivities

lnc:ProceedsFromFinancingLeasesAndOtherFinancingActivities


Proceeds
Period End2020-12-312020-09-302019-12-312019-09-30
Value400.0570.0
Percentage of ProceedsFromFinancingLeasesAndOtherFinancingActivities100.00.0100.00.0

lnc:ProceedsFromSaleAndRepaymentOfAlternativeInvestments

lnc:ProceedsFromSaleAndRepaymentOfAlternativeInvestments


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value74545535265527383432634638314440475365786332
Percentage of ProceedsFromSaleAndRepaymentOfAlternativeInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:ProceedsFromSaleOfDebtSecuritiesAvailableForSaleAndEquitySecurities

lnc:ProceedsFromSaleOfDebtSecuritiesAvailableForSaleAndEquitySecurities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value698571-123.0-240.013943953271366
Percentage of ProceedsFromSaleOfDebtSecuritiesAvailableForSaleAndEquitySecurities100.0100.0100.0100.0100.0100.0100.0100.0

lnc:ProvisionForLoanLossesExpensedAllowanceRecorded

lnc:ProvisionForLoanLossesExpensedAllowanceRecorded


Provision
Period End2021-03-312020-12-312020-09-302020-06-302020-03-31
Value6.05.00.04.071
Percentage of ProvisionForLoanLossesExpensedAllowanceRecorded100.0100.00.0100.0100.0

lnc:ProvisionForLoanLossesExpensedAllowanceRecorded us-gaap:FinancingReceivablePortfolioSegment

us-gaap:CommercialRealEstatePortfolioSegment


Provision
Period End2021-03-312020-12-312020-09-302020-06-302020-03-31
Value4.04.00.03.064
Percentage of ProvisionForLoanLossesExpensedAllowanceRecorded66.780.00.075.090.1

us-gaap:ResidentialPortfolioSegment


Provision
Period End2021-03-312020-12-312020-09-302020-06-302020-03-31
Value2.01.00.01.07.0
Percentage of ProvisionForLoanLossesExpensedAllowanceRecorded33.320.00.025.09.9

lnc:ProvisionForLoanLossesExpensedAllowanceRecorded us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:CommercialRealEstatePortfolioSegment, us-gaap:UnfundedLoanCommitment


Provision
Period End2021-06-302020-06-30
Value-16.0110
Percentage of ProvisionForLoanLossesExpensedAllowanceRecorded0.02750.0

lnc:ProvisionForLoanLossesExpensedAllowanceRecorded us-gaap:FinancingReceivableRecordedInvestmentByClassOfFinancingReceivable

us-gaap:UnfundedLoanCommitment


Provision
Period End2021-06-302020-06-30
Value-14.0112
Percentage of ProvisionForLoanLossesExpensedAllowanceRecorded0.02800.0

lnc:RealizedGainLossExcludingOtherThanTemporaryImpairmentLossesOnSecurities

lnc:RealizedGainLossExcludingOtherThanTemporaryImpairmentLossesOnSecurities


Realized
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value629-647.0-24.0-118.0-9.0-113.0-354.0194-53.0-6.014-63.0-48.0-6.0-35.0-192.050-17.0-78.0-124.04517-35.0-101.09338-15.0-12.0-9.02.0-40.08710276-38.0-98.0-138.01737-57.0891627
Percentage of RealizedGainLossExcludingOtherThanTemporaryImpairmentLossesOnSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:RealizedGainLossOnMarkToMarketOnCertainInstruments

lnc:RealizedGainLossOnMarkToMarketOnCertainInstruments


Realized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value-4.021-1.0-13.0-6.0479.022-37.0-121.0-10.0-10.0231.0-14.0-2.0-5.01122-2.0-8.08.0-18.0-16.0-21.012-23.0-18.07.0-20.02721-9.09.03459-19.05813-105.0-1.0
Percentage of RealizedGainLossOnMarkToMarketOnCertainInstruments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:RealizedGainLossOnMarkToMarketOnCertainInstruments us-gaap:InvestmentType

us-gaap:Mortgages


Realized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value1.01.0-32.03.0-2.07.0
Percentage of RealizedGainLossOnMarkToMarketOnCertainInstruments-25.04.83200.0-23.133.314.9

lnc:ReclassificationFromAccumulatedOtherComprehensiveIncomeBeforeTaxAssociatedAmortizationOfDeferredInsuranceCharges us-gaap:StatementEquityComponents

lnc:ReclassificationFromAccumulatedOtherComprehensiveIncomeBeforeTaxAssociatedAmortizationOfDeferredInsuranceCharges

lnc:UnrealizedGainLossOnDerivativeInstruments


Reclassification
Period End2021-06-302021-03-312020-06-302020-03-31
Value0.0-1.0-13.0-6.0
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeBeforeTaxAssociatedAmortizationOfDeferredInsuranceCharges0.0100.0100.0100.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Reclassification
Period End2021-06-302021-03-312020-06-302020-03-31
Value-5.0-4.03032
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeBeforeTaxAssociatedAmortizationOfDeferredInsuranceCharges0.0400.0-230.8-533.3

lnc:RepaymentAndMaturitiesOfMortgageLoansOnRealEstate

lnc:RepaymentAndMaturitiesOfMortgageLoansOnRealEstate


Repayment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value448403298247382227405351165242243329252261335278342229293273194182
Percentage of RepaymentAndMaturitiesOfMortgageLoansOnRealEstate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:SharesRepurchaseableFromMeasuredButUnrecognizedStockOptionExpense

lnc:SharesRepurchaseableFromMeasuredButUnrecognizedStockOptionExpense


Shares
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value38204.01225.043.03515.03693.0-72.0-145.0-433.0867.0-2781.011209.016356.0-24578.07298.0-44579.0-59959.0-77078.0-7471.0-87623.0-38377.0-1103.07455.0-33847.0-65873.0-60519.09332.0-63286.0-85468.0-105050.0-448.0-190890.0-141830.0-83328.0830.0-210.0-1768.0-14681.080317000000.0-31025000000.0-36857000000.0-152420.0150850000000.0-97164000000.0-193000000000.0-162380.0
Percentage of SharesRepurchaseableFromMeasuredButUnrecognizedStockOptionExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:StrategicDigitizationExpense

lnc:StrategicDigitizationExpense


Strategic
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value211323201412191615152718161510.010.0149.0
Percentage of StrategicDigitizationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:TotalRealizedGainLossRelatedToCertainInvestments

lnc:TotalRealizedGainLossRelatedToCertainInvestments


Total
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2233-1.065-142.0-86.0-7.0-35.0-11.0-20.0-39.0-11.0-13.0-21.0-23.0-19.0-18.0-13.0-37.0-42.0-65.0-107.0-37.0-26.0-1.0-27.0-7.0-7.01.0-5.0-25.0-33.0-25.0-14.0-37.0-54.0-51.0-48.0-56.0-44.0-34.0-17.0-94.0-26.0-5.0-55.0
Percentage of TotalRealizedGainLossRelatedToCertainInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:TransfersToAndFromSeparateAccountsNet

lnc:TransfersToAndFromSeparateAccountsNet


Transfers
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value107122-101.0-211.0107-323.0220248387507461655667686604413414356108233418549615498704657595558613743843753721684316615604556562372619772870734671682
Percentage of TransfersToAndFromSeparateAccountsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:VariableAnnuityNetDerivativesResultsAssociatedAmortizationIncomeExpense

lnc:VariableAnnuityNetDerivativesResultsAssociatedAmortizationIncomeExpense


Variable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value10.0-62.0-102.0154-23.0-9.0-26.03.0-7.0-28.041-7.01.0-4.0-7.05.0-3.0-56.0144.04.0-19.0247.0-4.0-7.017-5.06.0-9.03.07.0-7.0-11.0-22.0-33.022122.0-11.0-7.0
Percentage of VariableAnnuityNetDerivativesResultsAssociatedAmortizationIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:VariableAnnuityNetDerivativesResultsGrossGainLoss

lnc:VariableAnnuityNetDerivativesResultsGrossGainLoss


Variable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-19.0-316.0-590.0704-521.040-159.028-43.0-215.0305-32.0-11.033-26.0-41.023-28.0-276.0903711-93.011944-15.0-23.01163531-31.0-4.025-50.05792148-133.0-93.0-12.03410.0
Percentage of VariableAnnuityNetDerivativesResultsGrossGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:WithdrawalsOfFixedAccountValuesIncludingFixedPortionOfVariable

lnc:WithdrawalsOfFixedAccountValuesIncludingFixedPortionOfVariable


Withdrawals
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1522177714881311163016841465140914051570154114591509149815161375140415301367136913561413159213991727140816781397132214431386139712321281158814921291132013001235131512001447137512321251
Percentage of WithdrawalsOfFixedAccountValuesIncludingFixedPortionOfVariable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount

us-gaap:AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount


Affordable
Period End2021-06-302021-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-30
Value1000000.01000000.0001000000.001000000.01000000.01000000.0
Percentage of AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount100.0100.00.00.0100.00.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesGrossRealizedGains us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesGrossRealizedGains

us-gaap:FixedMaturities


Available
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value5.0112.0226.05.08.020128.0141.0140.07.0
Percentage of AvailableForSaleSecuritiesGrossRealizedGains100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:AvailableForSaleSecuritiesGrossRealizedLosses us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesGrossRealizedLosses

us-gaap:FixedMaturities


Available
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value8.09.06.0648.01514172715211130-3.022
Percentage of AvailableForSaleSecuritiesGrossRealizedLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1039-358.0-887.0-1606.0-2001.03639-376.0-375.01721-752.0885-315.0-482.0629-337.0-13.055-799.0
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths

us-gaap:CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths


Cash
Period End2021-06-302021-03-312020-12-31
Value4.017-3.0
Percentage of CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths100.0100.0100.0

us-gaap:ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1 us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1

us-gaap:InterestRateContract, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument, lnc:NetInvestmentIncome


Change
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-35.08431216.0-127.038-44.0-34.0-24.0
Percentage of ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRateContract, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense


Change
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value42-85.0-30.0-19.0-5.0-82.0-52.0624934
Percentage of ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1-120.0-101.2-96.8-90.5-83.364.6-136.8-140.9-144.1-141.7

us-gaap:ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1 us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1

us-gaap:InterestRateContract, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument, lnc:NetInvestmentIncome


Change
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value35-84.0-31.0-21.0-6.0127-38.0443424
Percentage of ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRateContract, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense


Change
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-42.08530195.08252-62.0-49.0-34.0
Percentage of ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1-120.0-101.2-96.8-90.5-83.364.6-136.8-140.9-144.1-141.7

us-gaap:ConcentrationRiskPercentage1 us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:InvestmentType

us-gaap:ConcentrationRiskPercentage1

lnc:InvestedAssets, us-gaap:FederalHomeLoanMortgageCorporationCertificatesAndObligationsFHLMC, us-gaap:FederalNationalMortgageAssociationCertificatesAndObligationsFNMA


Concentration
Period End2021-03-31
Value1.0
Percentage of ConcentrationRiskPercentage1100.0

lnc:InvestedAssets, us-gaap:FederalNationalMortgageAssociationCertificatesAndObligationsFNMA, us-gaap:FederalNationalMortgageAssociationCertificatesAndObligationsFNMA


Concentration
Period End2021-03-31
Value1.0
Percentage of ConcentrationRiskPercentage1100.0

lnc:InvestedAssets, us-gaap:FinancialService, us-gaap:FederalNationalMortgageAssociationCertificatesAndObligationsFNMA


Concentration
Period End2021-03-31
Value12.0
Percentage of ConcentrationRiskPercentage11200.0

us-gaap:ConcentrationRiskPercentage1 us-gaap:StatementGeographical, us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InvestmentType

stpr:CA, us-gaap:Mortgages, us-gaap:GeographicConcentrationRisk, us-gaap:CommercialRealEstatePortfolioSegment, us-gaap:FederalNationalMortgageAssociationCertificatesAndObligationsFNMA


Concentration
Period End2021-03-31
Value25.0
Percentage of ConcentrationRiskPercentage12500.0

stpr:CA, us-gaap:Mortgages, us-gaap:GeographicConcentrationRisk, us-gaap:ResidentialPortfolioSegment, us-gaap:FederalNationalMortgageAssociationCertificatesAndObligationsFNMA


Concentration
Period End2021-03-31
Value28.0
Percentage of ConcentrationRiskPercentage12800.0

stpr:FL, us-gaap:Mortgages, us-gaap:GeographicConcentrationRisk, us-gaap:ResidentialPortfolioSegment, us-gaap:FederalNationalMortgageAssociationCertificatesAndObligationsFNMA


Concentration
Period End2021-03-31
Value19.0
Percentage of ConcentrationRiskPercentage11900.0

stpr:TX, us-gaap:Mortgages, us-gaap:GeographicConcentrationRisk, us-gaap:CommercialRealEstatePortfolioSegment, us-gaap:FederalNationalMortgageAssociationCertificatesAndObligationsFNMA


Concentration
Period End2021-03-31
Value10.0
Percentage of ConcentrationRiskPercentage11000.0

us-gaap:DebtAndEquitySecuritiesRealizedGainLoss

us-gaap:DebtAndEquitySecuritiesRealizedGainLoss


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-2.0-181.0-470.0629-647.0-24.0-119.0-11.0-117.0-362.0192-55.0-7.012
Percentage of DebtAndEquitySecuritiesRealizedGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtAndEquitySecuritiesRealizedGainLoss us-gaap:DerivativeInstrumentRisk, us-gaap:StatementEquityComponents

lnc:AssociatedAmortizationOfDacVobaDsiAndDfel, us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-5.0-4.0-20.03032-6.0-4.0-1.0-5.0-6.0-4.0
Percentage of DebtAndEquitySecuritiesRealizedGainLoss250.02.2-3.2-4.6-133.354.53.40.39.185.7-33.3

us-gaap:ForeignExchangeContract, us-gaap:AccumulatedNetGainLossFromCashFlowHedgesIncludingPortionAttributableToNoncontrollingInterest


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value0.0-2.0-2.07.01.05.03.01.0
Percentage of DebtAndEquitySecuritiesRealizedGainLoss-0.01.1-0.3-1.1-4.2-45.5-2.6-0.3

us-gaap:DebtAndEquitySecuritiesRealizedGainLoss us-gaap:StatementEquityComponents

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-4.02.0-4.0-42.0-2.0-6.03.0-15.0-6.0-11.0-18.0
Percentage of DebtAndEquitySecuritiesRealizedGainLoss200.0-1.1-0.66.58.354.5-2.64.110.9157.1-150.0

us-gaap:DebtSecuritiesAvailableForSaleAccruedInterestWriteoff

us-gaap:DebtSecuritiesAvailableForSaleAccruedInterestWriteoff


Debt
Period End2021-06-302021-03-31
Value-100.01100
Percentage of DebtSecuritiesAvailableForSaleAccruedInterestWriteoff100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded


Debt
Period End2020-09-302020-06-302020-03-312019-03-31
Value5.019208.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded100.0100.0100.0100.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Debt
Period End2020-09-302020-06-30
Value0.01.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded0.05.3

us-gaap:CorporateBondSecurities


Debt
Period End2020-09-302020-06-302020-03-31
Value5.01720
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded100.089.5100.0

us-gaap:ResidentialMortgageBackedSecurities


Debt
Period End2020-09-302020-06-30
Value0.01.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded0.05.3

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal


Debt
Period End2020-09-30
Value-4.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal100.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Debt
Period End2020-09-30
Value-1.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal25.0

us-gaap:CorporateBondSecurities


Debt
Period End2020-09-30
Value-3.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal75.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:CorporateBondSecurities, us-gaap:FixedMaturities


Debt
Period End2021-06-302021-03-312020-06-30
Value1.01.017
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal0.00.00.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal us-gaap:InvestmentType

us-gaap:FixedMaturities


Debt
Period End2021-06-302021-03-312020-06-30
Value1.01.019
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal0.00.00.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossSecuritiesSold

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossSecuritiesSold


Debt
Period End2020-09-302020-06-30
Value0.017
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossSecuritiesSold0.0100.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossSecuritiesSold us-gaap:FinancialInstrument

us-gaap:CorporateBondSecurities


Debt
Period End2020-09-302020-06-30
Value0.017
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossSecuritiesSold0.0100.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossWriteoff

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossWriteoff


Debt
Period End2020-09-30
Value11
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossWriteoff100.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossWriteoff us-gaap:FinancialInstrument

us-gaap:CorporateBondSecurities


Debt
Period End2020-09-30
Value11
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossWriteoff100.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossWriteoff us-gaap:FinancialInstrument, us-gaap:InvestmentType

us-gaap:CorporateBondSecurities, us-gaap:FixedMaturities


Debt
Period End2021-06-30
Value6.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossWriteoff0.0

us-gaap:DebtSecuritiesAvailableForSaleAllowanceForCreditLossWriteoff us-gaap:InvestmentType

us-gaap:FixedMaturities


Debt
Period End2021-06-30
Value6.0
Percentage of DebtSecuritiesAvailableForSaleAllowanceForCreditLossWriteoff0.0

us-gaap:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, lnc:NetInvestmentIncome


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1110.010.024111110.010.08.07.0
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, lnc:RealizedGainLoss


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.0-2.00.0-2.07.01.00.05.03.01.0
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet0.0-20.00.0-8.363.69.10.050.037.514.3

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, lnc:NetInvestmentIncome


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-31
Value0.01.00.01.01.01.00.01.01.0
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet0.010.00.04.29.110.00.012.514.3

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-6.0-6.00.0-8.0-5.0-3.0-3.0-1.00.0-1.0
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet-54.5-60.00.0-33.3-45.5-27.3-30.0-10.00.0-14.3

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet

lnc:GlbEmbeddedDerivativesReserves, us-gaap:Nondesignated, lnc:RealizedGainLoss


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-53.01188135816901353-4369.01106-715.0-371.0286
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lnc:IndexedAnnuityContracts, us-gaap:Nondesignated, lnc:RealizedGainLoss


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-735.0-594.0-867.0-105.0-527.01028-370.0-23.0-110.0-239.0
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet1386.8-50.0-63.8-6.2-39.0-23.5-33.53.229.6-83.6

lnc:ReinsuranceRelated, us-gaap:Nondesignated, lnc:RealizedGainLoss


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-84.0148-58.0-88.0-382.046312-30.0-133.0-174.0
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet158.512.5-4.3-5.2-28.2-10.61.14.235.8-60.8

us-gaap:CreditRiskContract, us-gaap:Nondesignated, lnc:RealizedGainLoss


Derivative
Period End2020-12-312020-09-302020-06-302020-03-31
Value-2.01.0-1.0-4.0
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet-0.10.1-0.10.1

us-gaap:EquityContract, us-gaap:Nondesignated, lnc:RealizedGainLoss


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value7131242406949-1454.0107010417345-458.0
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet-1345.3104.529.956.2-107.5-24.59.4-24.2-12.1-160.1

us-gaap:ForeignExchangeContract, us-gaap:Nondesignated, lnc:RealizedGainLoss


Derivative
Period End2021-06-30
Value-1.0
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet1.9

us-gaap:InterestRateContract, us-gaap:Nondesignated, lnc:RealizedGainLoss


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value432-1159.0-508.0-374.0192150-641.0699569357
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet-815.1-97.6-37.4-22.11.4-49.2-58.0-97.8-153.4124.8

us-gaap:DividendsCommonStockCash us-gaap:StatementEquityComponents

us-gaap:DividendsCommonStockCash

us-gaap:RetainedEarnings


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value818182787978817474767771737272656665-67.0-57.0-60.0-59.0-63.0-50.0-50.0-51.0305-42.0-42.0-42.0235-31.0-32.0-33.0-33.0-22.0-22.0-23.0-23.0-16.0-15.0-17.0-17.0-3.0-3.0-3.0
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate


Effective
Period End2021-06-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value21.00.210.2100.210.210.2100.210.210.2100.350.350.350.350.350.350.350.350.350.350.350.350.3500.350.350.350.350.350.350.350.350.350.35
Percentage of EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquitySecuritiesFvNiRealizedGainLoss

us-gaap:EquitySecuritiesFvNiRealizedGainLoss


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2211175.04.0-19.04.0-17.02.06.0
Percentage of EquitySecuritiesFvNiRealizedGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquitySecuritiesFvNiRealizedGainLoss us-gaap:FinancialInstrument

us-gaap:EquitySecurities


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2610.0165.04.0-18.07.0-17.02.06.0
Percentage of EquitySecuritiesFvNiRealizedGainLoss118.290.994.1100.0100.094.7175.0100.0100.0100.0

us-gaap:FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci

us-gaap:FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci


Fair
Period End2021-06-302020-06-30
Value80183
Percentage of FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci100.0100.0

us-gaap:FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci us-gaap:FinancialInstrument, us-gaap:InvestmentType

lnc:HybridAndRedeemablePreferredSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value122.0-2.01.04.0-5.0
Percentage of FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci15.00.00.00.02.20.0

us-gaap:AssetBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value3.0-8.01.04.06.0-3.0
Percentage of FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci3.80.00.00.03.30.0

us-gaap:CorporateBondSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value65-122.084181174-325.0
Percentage of FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci81.20.00.00.095.10.0

us-gaap:ForeignGovernmentDebtSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value0.0-8.07.01.0-1.0-2.0
Percentage of FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci0.00.00.00.0-0.50.0

us-gaap:MortgageBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-03-31
Value3.0
Percentage of FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci0.0

us-gaap:FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci us-gaap:InvestmentType

us-gaap:FixedMaturities


Fair
Period End2021-03-312020-12-312020-09-302020-06-302020-03-31
Value-133.090186183-335.0
Percentage of FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci0.00.00.0100.00.0

us-gaap:FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss

us-gaap:FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value173267420563214531-4033.01690-472.0-293.0162-1374.05641386534443472296591488626-198.0-1237.0169-1174.0721-274.0-546.010011-301.0374209579
Percentage of FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss us-gaap:FinancialInstrument

lnc:GuaranteedLivingBenefitsEmbeddedDerivativeReserves


Fair
Period End2021-06-302021-03-312020-06-302020-03-31
Value14315701662-4867.0
Percentage of FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss82.758.7313.0120.7

lnc:IndexedAnnuityContracts


Fair
Period End2021-03-312020-06-302020-03-31
Value43230-61.0
Percentage of FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss1.643.31.5

us-gaap:DerivativeFinancialInstrumentsAssets


Fair
Period End2021-03-312020-06-302020-03-31
Value1053-1361.0895
Percentage of FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss39.4-256.3-22.2

us-gaap:EquitySecurities


Fair
Period End2021-06-302021-03-31
Value236.0
Percentage of FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss13.30.2

us-gaap:TradingAssetsExcludingDebtAndEquitySecurities


Fair
Period End2021-06-302021-03-31
Value3.0-2.0
Percentage of FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss1.7-0.1

us-gaap:FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss us-gaap:FinancialInstrument, us-gaap:IncomeStatementLocation

lnc:GuaranteedLivingBenefitsEmbeddedDerivativeReserves, lnc:RealizedGainLoss


Fair
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value173321431662-4867.01467-665.0-267.0481-1339.05763133765524282317471643712-409.0-824.0468-1297.0615-161.0-431.0-175.071-172.0619508557
Percentage of FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss84.366.7313.0120.786.8140.991.1296.997.5102.1226.857.6124.3123.3100.9113.4110.4113.7206.666.6276.9110.585.358.878.9-175.0645.557.1165.5243.196.2

lnc:IndexedAnnuityContracts, lnc:RealizedGainLoss


Fair
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value52340230-61.0-10.0-11.0-44.0-32.0-20.0-11.0-6.0-4.0-1.02.0-1.0-14.08.0-1.0-1.0-23.0-15.0-35.0-8.0-26.0-18.020-16.0-24.0-69.05.013
Percentage of FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss2.510.643.31.5-0.62.315.0-19.81.5-2.0-4.3-0.6-0.20.6-0.4-2.10.5-0.20.51.9-8.93.0-1.19.53.320.0-145.58.0-18.42.42.2

us-gaap:DerivativeFinancialInstrumentsAssets, lnc:RealizedGainLoss


Fair
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value271731-1361.089523320418-287.0-15.0-1.0-169.0281-107.0-83.0-2.0-74.0-160.0-94.0216-393.0-279.0162111-95.0-99.0262-57.0-110.0-219.0-343.0-4.0
Percentage of FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss13.222.7-256.3-22.213.8-43.2-6.1-177.21.1-0.2-122.543.0-24.1-23.9-0.9-11.2-10.8-15.0-109.131.8-165.1-13.815.434.718.1262.0-518.236.5-58.6-164.1-0.7

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-27.018549342541-549.0-2376.0879-552.0-407.0-337.0-978.058-55.0540104177413281061367-280.0-1221.0-65.0-1001.0719-447.0-741.0-63.0-159.0-413.036527493337252288
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1 us-gaap:FinancialInstrument

lnc:MortgageLoansOnRealEstate


Fair
Period End2021-06-302021-03-31
Value5.02.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1-18.50.1

us-gaap:DerivativeFinancialInstrumentsAssets


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-2.01251431958-1402.099713818471-383.064-115.0-108.0329-2.0-13.058-69.0-137.0-89.0183-440.0-275.0158122-94.0-56.0278-42.0-108.0-65.0-368.010.0-258.0-233.0-268.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings17.467.546.137.7255.4-42.015.7-33.3-17.4113.6-6.5-198.3196.460.9-1.9-7.3141.5-21.0-12.9-24.3-65.436.0423.1-15.817.021.07.6-441.326.426.2-17.8-1363.02.0-76.6-92.5-93.1

us-gaap:EquitySecurities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302013-12-312013-09-30
Value206.03.02.0-1.0-1.0-11.00.00.00.01.02.03.00.01.01.01.00.03.00.0-1.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1-74.10.30.30.10.2-0.12.00.00.00.00.30.20.8-0.0-0.10.1-0.1-0.0-1.90.0-3.7

us-gaap:TradingAssetsExcludingDebtAndEquitySecurities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-31
Value2.0-3.0123.028-32.05.010.02.00.00.0-3.0-2.01.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1-7.4-0.21.30.1-5.11.30.6-1.8-0.5-0.00.05.5-0.41.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1 us-gaap:FinancialInstrument, us-gaap:InvestmentType

lnc:GLBCededEmbeddedDerivatives, us-gaap:OtherAssets


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value11-40.0-199.0-290.0-157.0668-181.013061-22.037-6.0-4.0-6.0-2.0-32.0-31.0-87.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1-40.7-2.2-21.3-11.428.6-28.1-20.6-23.6-15.06.5-3.8-10.37.3-1.1-1.9-18.1-75.6-26.5

lnc:GLBCededEmbeddedDerivatives, us-gaap:OtherLiabilities


Fair
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0.00.00.09.0837-845.08.0-8.0193-62.0-20.0-44.0-60.0-7.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings10.00.0-0.0-0.495.2153.1-2.02.4-19.7-106.936.4-8.1-57.7-4.0

lnc:GLBDirectEmbeddedDerivatives, us-gaap:OtherAssets


Fair
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-64.013810.00.0-450.04500.0-439.0316-1525.040013820733327272226
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1237.074.50.0-0.018.951.2-0.0107.9-93.8155.9689.7-250.938.3320.2153.7175.668.9

lnc:GLBDirectEmbeddedDerivatives, us-gaap:OtherLiabilities


Fair
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302017-12-312017-09-302017-06-302017-03-31
Value0.0-152.019801510-4596.0837-845.0-1.00.00.00.0371
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1-0.0-8.277.9-275.0193.495.2153.10.20.00.00.0113.1

lnc:IndexedAnnuityCededEmbeddedDerivatives, us-gaap:OtherAssets


Fair
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value0.032295304-115.07.04477
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1-0.01.711.6-55.44.8-1.3-10.8-22.8

lnc:IndexedAnnuityContracts, lnc:FutureContractBenefits


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value0.0-626.0-921.0-400.0-831.01143-400.0-30.0-154.0-316.0373-164.0-62.052-170.0-47.0-64.0-120.0-44.0-64.0-19.07.0-96.086-9.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1-0.0-33.8-98.6-15.7151.4-48.1-45.55.437.893.8-38.1-282.8112.79.6-163.5-26.6-156.1-36.6-4.1-17.46.8-0.6147.7-8.6-1.3

us-gaap:AssetBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-30
Value1.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1-3.7

us-gaap:CommercialMortgageBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312018-09-302018-06-302018-03-312016-12-312016-09-302016-06-302015-12-312015-09-302015-06-30
Value0.01.00.00.01.00.00.02.0-1.01.01.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1-0.00.10.0-0.00.20.00.0-0.71.5-0.10.1

us-gaap:CorporateBondSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value1.02.0-1.0-7.00.03.01.0-1.03.01.03.03.04.04.05.06.05.0-1.0-6.06.0-2.03.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1-3.70.1-0.1-0.30.0-0.5-0.20.3-0.31.7-5.50.63.82.312.21.80.5-0.32.1-0.53.1-0.3

us-gaap:ResidentialMortgageBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-30
Value-1.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings13.7

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value84-131.0267200201-119.0637397120-19.0-86.0-162.0-4.0774612797-287.011124110-36.018-185.030974.01341682822-2.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss us-gaap:FinancialInstrument

lnc:MortgageLoansOnRealEstate


Fair
Period End2021-06-302021-03-31
Value0.03.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss0.0-2.3

us-gaap:DerivativeFinancialInstrumentsAssets


Fair
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value0.00.0-12.0279-71.0119694644-55.0-39.0-19.0329.06523-171.0-1.07992-19.053-123.04810637801343.02428
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss0.00.0-6.0-234.5-112.7163.071.138.3-231.664.024.1475.041.619.651.223.759.6-9.163.783.652.8294.466.5160.0109.3925.059.779.810.7109.1-1400.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss us-gaap:FinancialInstrument, us-gaap:InvestmentType

lnc:HybridAndRedeemablePreferredSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value111.0-1.01.04.0-6.00.00.00.03.0-2.0-1.01.01.01.03.08.03.03.0-1.0-3.0-2.00.0-2.0-1.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss13.1-0.8-0.40.52.05.00.00.00.02.510.51.2-0.6-25.01.36.56.33.1-1.0-9.1-2.4-1.8-0.0-11.10.5

us-gaap:AssetBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value4.0-7.04.02.05.0-4.0-1.01.01.00.00.00.0-1.0-1.00.01.0-1.00.00.0-1.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss4.85.31.51.02.53.4-1.61.41.0-0.0-0.0-0.025.0-2.20.01.00.30.00.0-0.9

us-gaap:CorporateBondSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value69-120.0267197205-385.0135-49.02470-62.0-30.0-124.01745355365-110.0154618-17.0-34.0-58.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss82.191.6100.098.5102.0323.5214.3-67.124.758.3326.334.976.5-425.058.476.141.767.038.3136.437.116.447.2-188.931.4

us-gaap:ForeignGovernmentDebtSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302015-12-312015-09-302015-06-30
Value0.0-8.07.00.0-1.0-3.00.02.03.01.01.00.00.0-2.00.01.0-1.0-1.01.01.00.0-3.01.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss0.06.12.60.0-0.52.50.02.73.10.8-5.3-0.0-0.050.00.02.2-0.8-1.09.10.8-0.0-16.7-0.5

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value65373010173194845486046009566251281230593294515237225126151250268174192197235136183265275169522136319251-21.0301
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues us-gaap:FinancialInstrument

lnc:MortgageLoansOnRealEstate


Fair
Period End2021-06-302021-03-31
Value9.072
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues1.49.9

us-gaap:DerivativeFinancialInstrumentsAssets


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value0.017414612613111815213214113114096616852504847444745403952474036454336334542322655
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues0.023.814.439.527.121.525.222.014.721.010.941.710.323.110.121.121.337.329.118.816.823.020.326.420.029.419.717.015.621.36.333.113.212.7-123.818.3

us-gaap:EquitySecurities


Fair
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302013-12-312013-09-302013-06-302013-03-312012-12-31
Value2.01.0201.07.00.0430.00.00.01.00.010.01.07.0140.00.04.00.03310.0150.038251.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues0.30.16.30.21.20.04.50.00.00.00.30.04.20.45.69.30.00.02.30.016.84.32.90.011.910.0-4.8

us-gaap:TradingAssetsExcludingDebtAndEquitySecurities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value3688247151.037144150371207502.02.00.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues5.512.124.34.70.26.823.825.038.833.13.90.90.30.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues us-gaap:FinancialInstrument, us-gaap:InvestmentType

lnc:HybridAndRedeemablePreferredSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302020-12-312020-09-30
Value6.00.014
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues0.90.04.4

lnc:IndexedAnnuityCededEmbeddedDerivatives, us-gaap:OtherAssets


Fair
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value0.03.04.08.09.09.02119
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues0.00.41.31.71.61.52.23.0

lnc:IndexedAnnuityContracts, lnc:FutureContractBenefits


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value0.0-108.0-114.0-88.0-92.011-171.0-124.0-149.0-148.0-126.0-83.0-48.0-27.0-26.0-14.0-13.0-18.0-12.0-13.0-19.0-26.03.0-24.0-16.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues0.0-14.8-11.2-27.6-19.02.0-28.3-20.7-15.6-23.7-9.8-36.1-8.1-9.2-5.0-5.9-5.8-14.3-7.9-5.2-7.1-14.91.6-12.2-6.8

us-gaap:AssetBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302016-12-312016-09-302016-06-302015-12-312015-09-30
Value168200219742423715779154520.017220.00.0150.013
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues25.727.421.523.250.06.826.013.216.18.30.07.43.70.00.05.60.06.6

us-gaap:CommercialMortgageBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value8.00.07.00.0180.0210.00.014410.031
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues1.20.01.20.07.80.07.10.00.06.232.50.012.4

us-gaap:CorporateBondSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value4102974431541933362983372682671621624002233801671623879921721167293131
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues62.840.743.648.339.961.349.356.228.042.712.670.467.575.973.870.572.030.252.336.864.266.737.547.255.7

us-gaap:EquitySecurities, us-gaap:FixedMaturities


Fair
Period End2021-03-312020-09-302020-06-30
Value4.0201.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues0.56.30.2

us-gaap:ForeignGovernmentDebtSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-30
Value14
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues2.1

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value85194154235198221643912171.0-455.0139595814832-213.09555523556457072381237530764531-47.0-9.044
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales us-gaap:FinancialInstrument

lnc:MortgageLoansOnRealEstate


Fair
Period End2021-06-302021-03-31
Value6635
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales77.618.0

us-gaap:DerivativeFinancialInstrumentsAssets


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value0.012417177941231636-4.015-4.0-455.0-11.06.09.02329-294.0364643433828494737106192040278.0-53.0-12.043
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales0.063.911.075.347.555.725.092.3-33.388.2-400.0100.0-7.910.215.515.590.6138.037.983.682.7122.967.962.270.065.397.486.225.366.752.660.025.8112.8133.397.7

us-gaap:EquitySecurities


Fair
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-302013-03-31
Value1.01.00.01.0303.00.00.01.0281.00.02.02.04.00.0142.0240.00.04.00.00.01.04.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales1.20.60.00.546.97.70.0-0.00.748.30.70.0-0.92.17.30.031.12.933.30.00.05.30.00.03.2-8.5

us-gaap:TradingAssetsExcludingDebtAndEquitySecurities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312018-12-312018-09-302018-06-302017-12-312017-09-30
Value5.03.01010.00.0250.00.0240.010.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales5.91.565.60.00.011.30.0-0.017.30.06.8

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales us-gaap:FinancialInstrument, us-gaap:InvestmentType

lnc:HybridAndRedeemablePreferredSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value0.0200.00.04.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales0.010.30.00.02.0

us-gaap:CorporateBondSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value134.02058997310.00.0162.05.00.010353211143.06243208.0-9.0143.019
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales15.32.113.024.750.033.015.60.0133.311.8500.0-0.074.189.836.277.09.4-29.145.336.415.4-25.725.06.727.1

us-gaap:EquitySecurities, us-gaap:FixedMaturities


Fair
Period End2021-03-312020-06-30
Value8.01.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales4.10.5

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value340279950248055-31.05710.013944-11.02448-59.03317254.0-2.0148.07.0-1.036-11.0-13.0-10.0-19.0-3.0-4.0-13.0-8.0-2.0-17.0230
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements us-gaap:FinancialInstrument

us-gaap:TradingAssetsExcludingDebtAndEquitySecurities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312017-12-31
Value9519181151518174.00.01.00.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements27.970.418.222.93.132.7-54.87.00.00.7-0.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements us-gaap:FinancialInstrument, us-gaap:InvestmentType

lnc:IndexedAnnuityCededEmbeddedDerivatives, us-gaap:OtherAssets


Fair
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value0.058427447222834126
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements0.0214.885.193.140.049.1340.090.6

lnc:IndexedAnnuityContracts, lnc:FutureContractBenefits


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value0.0-158.0-129.0-72.0-31.0-51.0-84.0-29.0-60.0-39.0-19.0-76.0-56.0-47.0-96.0-11.0-47.0-39.0-42.0-54.0-24.0-31.0-36.0-50.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements0.0-585.2-130.3-14.3-6.5-92.7271.0-50.9-600.0-28.1-43.2690.9-233.3-97.9162.7-33.3-276.5-156.0-1050.02700.0-171.4-387.5-514.35000.0

us-gaap:AssetBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302016-12-312016-09-302016-06-30
Value691741146.0157.010.02.00.00.01.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements20.363.041.42.81.227.3-22.617.520.00.0-0.07.1

us-gaap:CorporateBondSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value1769112518435127443451396579943643646344504636393025
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements51.8337.0126.33.69.092.7-87.177.2340.036.788.6-590.9329.2195.8-61.0130.3376.5252.01100.0-2500.0328.6450.0557.1-3000.069.4

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value1.0238444217914751517.08325113.06618211719200129150170164667.01061051074015015591307842163-168.0275115170
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3 us-gaap:FinancialInstrument

us-gaap:TradingAssetsExcludingDebtAndEquitySecurities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302017-12-312017-09-30
Value1.0130.00.010.0230.00.05.00.01.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3100.056.50.00.05.615.60.00.071.40.00.9

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3 us-gaap:FinancialInstrument, us-gaap:InvestmentType

lnc:HybridAndRedeemablePreferredSecurities, us-gaap:FixedMaturities


Fair
Period End2020-12-312020-09-302020-06-302015-12-312015-09-302015-06-30
Value0.00.0180.00.023
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel30.00.010.10.00.021.7

us-gaap:AssetBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2020-12-312020-09-302020-06-302020-03-312017-12-312017-09-302017-06-302016-12-312016-09-302016-06-30
Value0.00.0155.01.00.0150.00.04.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel30.00.08.43.40.50.078.90.00.02.4

us-gaap:CorporateBondSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value0.010.0474213511937512.08324113.0401811161.0160129147165164650.079
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel30.043.55.6100.075.481.072.5100.028.6100.096.0100.0100.060.699.599.15.380.0100.098.097.1100.098.50.074.5

us-gaap:ResidentialMortgageBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2020-12-312020-09-302020-06-302016-12-312016-09-30
Value0.00.01.00.03.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel30.00.00.60.02.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value762-78.0781-327.064-35.0-148.0-235.0-273.0-166.0-12.0-148.0-70.0-232.0154-7.0-107.0147-35.021-509.013936-60.0139971-245.033-199.0-352.0-145.0-206.0131-369.0-317.0-272.0-160.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet us-gaap:FinancialInstrument

us-gaap:DerivativeFinancialInstrumentsAssets


Fair
Period End2021-06-302020-12-312020-09-302014-12-312014-09-302014-06-302014-03-31
Value-2658.00.0-216.00.00.00.0-426.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet-348.80.066.10.0-0.00.0214.1

us-gaap:TradingAssetsExcludingDebtAndEquitySecurities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-30
Value-23.08.0-11.0-21.08.023-32.0-113.0-86.0-37.0-1.0-6.0-2.01.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet-3.0-10.3-1.46.412.5-65.721.648.131.522.38.34.1-1.3-14.3

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet us-gaap:FinancialInstrument, us-gaap:InvestmentType

lnc:GuaranteedLivingBenefitsEmbeddedDerivativeReserves, us-gaap:OtherAssets


Fair
Period End2021-06-30
Value-527.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet-69.2

lnc:HybridAndRedeemablePreferredSecurities, us-gaap:FixedMaturities


Fair
Period End2020-12-312020-09-302020-06-302017-12-312017-09-302017-06-302015-12-312015-09-302015-06-30
Value0.00.0180.0-9.0-5.00.00.023
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet0.0-0.028.10.0128.64.70.0-0.0176.9

lnc:IndexedAnnuityContracts, lnc:FutureContractBenefits


Fair
Period End2021-06-30
Value4170
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet547.2

us-gaap:AssetBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-162.0-58.0-25.0-73.0-13.0-90.0-90.0-173.0-21.0-105.0202-111.01.0-15.014-5.0-1.0-27.04.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet-21.374.4-3.222.3-20.3257.160.873.67.763.3-1683.375.00.6214.3-13.1-3.42.9-128.6-0.8

us-gaap:CorporateBondSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value-1.0-28.020-12.05042-14.051-69.0-17.09.0-31.0-47.07.018159-1.013193668214042-66.03.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet-0.135.92.63.778.1-120.09.5-21.725.310.2-75.020.967.1-3.0117.5-842.90.989.1-265.7314.3-16.1100.7116.7110.023.1

us-gaap:ForeignGovernmentDebtSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302015-09-30
Value-37.04.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet-4.9-6.7

us-gaap:ResidentialMortgageBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-12-312016-09-30
Value0.00.01.0-10.0-10.00.00.0-7.00.00.00.0-12.0-51.0-13.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet0.0-0.01.628.66.8-0.0-0.04.2-0.0-0.0-0.05.2145.7-61.9

us-gaap:USGovernmentDebtSecurities, us-gaap:FixedMaturities


Fair
Period End2020-09-302017-12-312017-09-302017-06-302017-03-31
Value-5.00.00.00.05.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet1.50.0-0.0-0.03.4

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-762.01016336911518219928628024937159732982812412653164129679253067936.036285117175848222324832201592387330
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3 us-gaap:FinancialInstrument

us-gaap:DerivativeFinancialInstrumentsAssets


Fair
Period End2021-06-302020-12-312020-09-302014-12-312014-09-302014-06-302014-03-31
Value26580.02160.00.00.0426
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3-348.80.058.50.00.00.024.2

us-gaap:TradingAssetsExcludingDebtAndEquitySecurities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value235.011212.03211391371.06.02.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3-3.05.017.55.71.716.139.532.514.92.73.87.1

us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3 us-gaap:FinancialInstrument, us-gaap:InvestmentType

lnc:GuaranteedLivingBenefitsEmbeddedDerivativeReserves, us-gaap:OtherAssets


Fair
Period End2021-06-30
Value527
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3-69.2

lnc:IndexedAnnuityContracts, lnc:FutureContractBenefits


Fair
Period End2021-06-30
Value-4170.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3547.2

us-gaap:AssetBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value16258257328959917321105-202.01110.0151.05.01.027
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3-21.357.439.719.824.352.249.760.57.542.2-545.969.80.012.10.89.40.620.9

us-gaap:CorporateBondSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value1.03827548577510.071100154250330.0572.02936818324236676
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3-0.137.642.914.673.942.325.60.025.440.240.526.468.511.10.046.01.654.722.062.812.296.076.798.581.7

us-gaap:ForeignGovernmentDebtSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-30
Value37
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3-4.9

us-gaap:ResidentialMortgageBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-12-312016-09-30
Value0.00.00.010.010.00.00.07.00.00.00.0125116
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel30.00.00.05.55.00.00.02.80.00.00.04.031.112.4

us-gaap:USGovernmentDebtSecurities, us-gaap:FixedMaturities


Fair
Period End2020-12-312020-09-30
Value0.05.0
Percentage of FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel30.01.4

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value213295563-644.0-314.0113410393801409115656725862365-101.039107-11.02917156277747-20.0-3.07488-29.0302-10.0185
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements us-gaap:FinancialInstrument

lnc:MortgageLoansOnRealEstate


Fair
Period End2021-06-302021-03-31
Value-61.037
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements-28.612.5

us-gaap:DerivativeFinancialInstrumentsAssets


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value0.0-132.0-37.0-189.0-18.0-117.010.022597072431-39.0-61.0-66.0-85.0-80.0251-49.0-69.0-29.0-17.0-50.0-52.0-108.0-94.0-84.0-72.0-69.0-55.0-78.0-73.0-50.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements0.0-44.7-6.629.35.7-103.52.45.67.417.16.276.0-15.1-98.4-18.184.2-205.1234.6445.5-237.9-17.0-30.4-185.2-67.5-229.8470.02800.0-97.3-78.4189.7-25.8730.0-27.0

us-gaap:EquitySecurities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302019-06-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-30
Value1.0-4.00.020-23.0-3.043-1.01.0-28.09.01.05.0-4.00.04.00.0198.0-24.00.00.0-4.0150.037
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements0.5-1.40.0-3.1-5.6-0.85.4-0.41.6-7.7-8.92.64.7-13.80.07.10.024.717.0120.0-0.00.0-4.55.0-0.020.0

us-gaap:TradingAssetsExcludingDebtAndEquitySecurities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-30
Value-64.066108-120.0-14.0-6.0127146371206502.0-22.00.0-10.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements-30.022.419.218.64.5-5.331.037.246.350.44.30.4-8.50.09.9

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements us-gaap:FinancialInstrument, us-gaap:InvestmentType

lnc:HybridAndRedeemablePreferredSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value6.0-20.00.014-4.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements2.8-6.80.0-2.21.3

lnc:IndexedAnnuityCededEmbeddedDerivatives, us-gaap:OtherAssets


Fair
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value0.0-55.0-423.0-439.0-13.0-19.0-13.0-107.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements0.0-18.665.7139.8-11.5-4.8-1.6-26.2

lnc:IndexedAnnuityContracts, lnc:FutureContractBenefits


Fair
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value0.050-16.0-61.062-87.0-95.0-89.0-109.0-107.0-7.08.02070-3.0342130415.05.0392634
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements0.016.92.519.454.9-21.2-24.2-11.1-26.7-9.3-1.23.132.319.23.087.219.6-272.7141.42.98.9144.433.872.3

us-gaap:AssetBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302016-12-312016-09-302016-06-302015-12-312015-09-30
Value99183178602362214269152520.0175.00.00.014-1.013
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements46.562.031.6-9.3-75.219.534.617.619.012.70.03.01.9-0.00.08.2-3.716.9

us-gaap:CommercialMortgageBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value8.0-2.07.0-2.018-1.0200.0-1.014410.030-2.0-1.0-2.0-4.0-6.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements3.8-0.51.8-0.23.2-0.432.30.01.035.938.3-0.0103.4-1.2-1.8-7.4-5.2-12.8

us-gaap:CorporateBondSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value21517028330-14.01652512561712001108815774281-35.057-204.0-14.0-74.011828-32.06061
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements100.957.650.3-4.74.5146.061.265.121.348.99.515.560.9119.477.034.7146.2-190.7127.3-255.269.050.0-118.577.9129.8

us-gaap:ForeignGovernmentDebtSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302020-12-312020-09-30
Value140.0-20.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements6.60.03.1

us-gaap:USGovernmentDebtSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302018-12-312018-09-302018-06-302016-12-312016-09-302016-06-30
Value-5.00.00.0-5.00.0-2.010.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements-2.30.00.0-1.9-0.0-6.95.8

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value762-78.0781-327.064-35.0-148.0-235.0-273.0-166.0-12.0-148.0-70.0-232.0154-7.0-107.0147-35.021-509.013936-60.0139971-245.033-199.0-352.0-145.0-206.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet us-gaap:FinancialInstrument

us-gaap:DerivativeFinancialInstrumentsAssets


Fair
Period End2021-06-302020-12-312020-09-302014-12-312014-09-302014-06-302014-03-31
Value-2658.00.0-216.00.00.00.0-426.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet-348.80.066.10.0-0.00.0214.1

us-gaap:TradingAssetsExcludingDebtAndEquitySecurities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-30
Value-23.08.0-11.0-21.08.023-32.0-113.0-86.0-37.0-1.0-6.0-2.01.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet-3.0-10.3-1.46.412.5-65.721.648.131.522.38.34.1-1.3-14.3

us-gaap:FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet us-gaap:FinancialInstrument, us-gaap:InvestmentType

lnc:HybridAndRedeemablePreferredSecurities, us-gaap:FixedMaturities


Fair
Period End2020-12-312020-09-302020-06-302017-12-312017-09-302017-06-302015-12-312015-09-302015-06-30
Value0.00.0180.0-9.0-5.00.00.023
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet0.0-0.028.10.0128.64.70.0-0.0176.9

lnc:IndexedAnnuityCededEmbeddedDerivatives, us-gaap:OtherAssets


Fair
Period End2021-06-30
Value-527.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet-69.2

lnc:IndexedAnnuityContracts, lnc:FutureContractBenefits


Fair
Period End2021-06-30
Value4170
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet547.2

us-gaap:AssetBackedSecurities, us-gaap:FixedMaturities


Fair
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-162.0-58.0-25.0-73.0-13.0-90.0-90.0-173.0-21.0-105.0202-111.01.0-15.014-5.0-1.0-27.04.0
Percentage of FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet-21.374.4-3.222.3-20.3257.160.873.67.763.3-1683.375.00.6214.3-13.1-3.42.9-128.6-0.8

us-